Novosibirsk State University

Publications Publications of Division in 2025-1998

2025


S. Kobtsev, K. Serebrennikov. Low temporal radiation coherence of noise-like pulses. Laser Phys. Lett., v. 22, 015101 (2025)

2024


B. Zhang, Z. Tian, Y. Li, X. Su, H. Chi, Z Nie, X. Luo, B. Li, T. Sun, S. Sarkisov, S. Kobtsev. Optimization design and simulation of coin-slot-type anti-resonant fiber structure for 2 um transmission. Photonics, v. 11, 1109 (2024)

X. Su, X. Luo, Q. Chen, X. Chi, Z. Tian, B. Wang, Q. Cao, S. Sarkisov, S. Kobtsev. Modelling of long-wave mid-infrared ultrashort pulse generation via difference frequency generation. Opt. Express, v. 32, 28953-28967 (2024) pdf (3,3 Mb)

S. Kobtsev. Methods controlling radiation parameters of mode-locked all-fiberized lasers. Photonics, v. 11, No. 6, 552 (2024)

S. Kobtsev, A. Komarov. Noise-like pulses: stabilization, production, and application. J. Opt. Soc. Am. B, v. 41, 1116-1127 (2024) pdf (3,0 Mb)

V. Yudin, M. Basalaev, D. Radnatarov, I. Gromov, M. Radchenko, S. Kobtsev, A. Taichenachev. Ramsey spectroscopy of CPT resonances on the D1 line of alkali metal atoms in miniature cells in the field of counterpropagating waves with opposite circular polarizations. JETP Letters, v. 120, 477–482 (2024) pdf (0,8 Mb)

S. Kobtsev. Methods of radiation wavelength tuning in short-pulsed fibre lasers. Photonics, v. 11, No. 1, 28 (2024). pdf (1,4 Mb)

D. Radnatarov, S. Kobtsev, I. Gromov, P. Zhulanova, M. Basalaev, V. Yudin. Suppression of light shifts in pulsed CPT atomic clock using combined error signal in Ramsey spectroscopy. Proc. SPIE, v. 13246, 132461G (2024).

D. Radnatarov, P. Zhulanova, I. Gromov, S. Kobtsev. Designing freeform optics for high-quality Gaussian beam tailoring from diode lasers for Ti:Sa laser pumping. Proc. SPIE, v. 13237, Optical Design and Testing XIV (2024).

P. Zhulanova, I. Gromov. Development of a method for calculating the surface profile of optical elements for converting the intensity profile and wavefront of laser beams. VIII Int. school of young scientists “Nonlinear photonics”, August 20-23 2024, Novosibirsk, Russia.

I. Gromov, P. Kozmina. Suppression of field shifts in pulse CPT clocks at stabilization the local oscillator using a combined error signal. VIII Int. school of young scientists “Nonlinear photonics”, August 20-23 2024, Novosibirsk, Russia.

D. Radnatarov, A. Kokhanovskiy, P. Kozmina, S. Kobtsev. Refractive phase masks for lensless laser beam shaping. 2024 Int. Conf. Laser Optics, ICLO 2024. Proc. 2024, p. 184, ThR04-p07.

S. Kobtsev. Incoherent source of laser radiation. 2024 Int. Conf. Laser Optics, ICLO 2024. Proc. 2024, p. 26, WeR01-p05.

S. Kobtsev, K. Serebrennikov. Absence of intra-pulse correlations of light field oscillations in noise-like pulses from fibre lasers. 3rd Int. Conf. on Photonics, Optics and Laser Technology. March 29-30, 2024. London, UK.

D. Radnatarov. P. Kozmina, I. Gromov, K. Serebrennikov, A. Kokhanovsky, S. Kobtsev. New method of beam shaping. XIII Int. Conf. Photonics and Information Optics, January 24-26, 2024, Moscow, Russia. Conf. Proc., p. 605, 606. ISBN 978-5-7262-3034-4.

2023


S. Smirnov, J. Ania-Castanon, S. Kobtsev, S. Turitsyn. Supercontinuum in telecom applications. Chapter 9 (p. 397-432) in book “The Supercontinuum Laser Source. The Ultimate White Light”, fourth edition, Springer (ed. R. R. Alfano), 2023, ISBN 978-3-031-06197-4. pdf (1,1 Mb)

D. Radnatarov, S. Kobtsev. Effect of absorption oscillation of resonant radiation observed in a compact installation for hyper-polarization of 129Xe. J. Opt. Soc. Am. B, v. 40, No. 1, 151-155 (2023). pdf (6,6 Mb)

A. Komarov, S. Kobtsev. Noise-like pulses in dispersion-controlled fiber lasers. Laser Phys. Lett., v. 20, 085101 (2023) pdf (0,8 Mb)

V. Yudin, M. Basalaev, A. Taichenachev, O. Prudnikov, D. Radnatarov, S. Kobtsev, M. Ignatovich, M. Skvortsov. Frequency shift caused by the line-shape asymmetry of the resonance of coherent population trapping. Phys. Rev. A, v. 108, 013103 (2023) pdf (0,4 Mb)

D. Radnatarov, S. Kobtsev, V. Andryushkov, M. Basalaev, A. Taichenachev, M. Radchenko, V. Yudin. Active suppression of the light shift in an atomic clock based on coherent population trapping in 87Rb vapor using the phase jump technique. JETP Letters, v. 117, No. 7, 504–508 (2023). pdf (0,6 Mb)

S. Kobtsev. Noise-like pulses as a source of pump energy. Photonics, v. 10, No. 3, 233-239 (2023). pdf (0,2 Mb)

D. Radnatarov, S. Kobtsev, I. Gromov, P. Kozmina, M. Basalaev, V. Yudin. Atomic clock on the basis of the CPT effect in counter-propagating circularly polarised waves. Proc. SPIE, v. 127775, 127751G (2023).

D. Radnatarov, S. Kobtsev. Hyper-polarisation of xenon nuclei by spin-exchange optical pumping with broadband diode laser in an optically opaque medium. Proc. SPIE, v. 12761, 1276112 (2023).

D. Radnatarov, S. Kobtsev. Phase front reconstruction by optical phase conjugation. Proc. SPIE, v. 12768, 1276827 (2023).

D. Radnatarov, I. Gromov, P. Kozmina, S. Kobtsev, M. Basalaev, V. Yudin. Properties of CPT resonance in field of counter-propagating waves. VII Int. school of young scientists "Nonlinear Photonics", Aug. 21-25, 2023, Novosibirsk, Russia.

S. Kobtsev. Coherence degree of noise-like pulses. 4th Int. Conf. on Optics, Photonics and Lasers (OPL-2023) Dec. 4-7, 2023, Hiroshima, Japan.

S. Kobtsev. Non-coherent laser radiation. All-russian Dianov’s conf. on fiber optics (VKVO-2023) Oct. 3-6, 2023, Perm, Russia.

I. Gromov, P. Kozmina, D. Radnatarov, S. Kobtsev, M. Basalaev, V. Yudin. Properties of coherent population trapping resonance at excitation in field of circularly polarized counter-propagating waves of different amplitudes. All-russian conf. with int. participation «Physics of ultracold atoms 2023», Dec. 18-20, 2023, Novosibirsk, Russia.

2022


S. Kobtsev. Laser radiation producing no interference speckle patterns. Laser Phys. Lett., v. 19 (11), 116204 (2022).

V. Andryushkov, D. Radnatarov, S. Kobtsev. Vector magnetometer based on the effect of coherent population trapping. Appl. Opt., v. 61 (13), 3604-3608 (2022). pdf (0,9 Mb)

S. Kobtsev. Artificial saturable absorbers for ultrafast fibre lasers. Opt. Fiber Technol., v. 68, 102764 (2022). pdf (1,1 Mb)

B. Nyushkov, A. Ivanenko, S. Smirnov. Hybrid fiber laser integrating fast and slow active media for accurate synthesis of high-energy arbitrary optical waveforms by cavity dumping. Laser Phys. Lett., v. 19 (7), 075104 (2022).

S. Kobtsev. Radiation monitoring of lasers with variable output. Proc. SPIE, v. 12009, 120090M (2022).

A. Ivanenko, M. Mishevsky, G. Vishnyakov, B. Nyushkov, S. Smirnov, S. Kobtsev. Properties of supercontinuum formed from different chaotic bunches. Proc. SPIE, v. 11985, 119850J (2022).

S. Kobtsev. Sensors for photonic devices. Optical and Quantum Electronics, v. 54, 165 (2022). pdf (0,6 Mb)

B. N. Nyushkov, A. V. Ivanenko, S. V. Smirnov, G. E. Vishnyakov, S. M. Kobtsev. Syncronous generation of nanosecond pulses at 1064 nm and 1240 nm in all-fiber laser. 2022 International Conference Laser Optics (ICLO), pdf (2,0 Mb)

S. M. Kobtsev. Measurement of laser radiation parameters by speckle interferometry. 2022 International Conference Laser Optics (ICLO), pdf (1,1 Mb)

V. Andryushkov, D. Radnatarov, S. Kobtsev, M. Basalaev, V. Yudin. Active light shift suppression in CPT atomic clock. CLEO Pacific Rim 2022, 31 July - 5 August, Supporo, Japan. pdf (0,6 Mb)

D. Radnatarov, S. Kobtsev, V. Andryushkov. Benchtop 129Xe optical polarizer for NMR applications. Proc. SPIE, v. 12231, 122310J (2022).

S. Kobtsev. Fibre-optical platform for research and applications. Proc. SPIE, v. 12196, 121960G (2022).

A. Kokhanovskii, A. Bedniakova, A. Kuprikov, S. Turitsyn, S. Kobtsev. Fiber oscillator with cascade resonator system. Patent RU, N 2,780,456, issued on September 23, 2022.

S. Kobtsev. Incoherent laser. Proc. SPIE, v. 12310, 1231019 (2022).

2021


G. Genty, L. Salmela, J. M. Dudley, D. Brunner, A. Kokhanovskiy, S. Kobtsev, S. K. Turitsyn. Machine learning and applications in ultrafast photonics. Nature Photonics, v. 15, 91–101 (2021). pdf (3,2 Mb)

S. Kobtsev. Towards the “dream pulsed laser”. Opt. Laser Technol., v. 142, 107253131 (2021). pdf (1,1 Mb)

B. Nyushkov, A. Ivanenko, S. Smirnov, S. Kobtsev. High-energy pulses from all-PM ultra-long Yb-fiber laser mode-locked with quasi-synchronous pumping. Opt. Fiber Technol., v. 66, 102650 (2021). pdf (11 Mb)

S. Kobtsev. Perspective paper: can machine learning become a universal method of laser photonics? Opt. Fiber Technol., v. 65, 102626 (2021). pdf (1,2 Mb)

D. Radnatarov, S. Kobtsev, V. Andryushkov. Method of characterizing the multicomponent spectrum of a VCSEL in devices based on the CPT effect. J. Opt. Soc. Am. B, v. 38, No. 11, 3533-3540 (2021) pdf (5,9 Mb)

S. Smirnov, V. Andryushkov, E. Podivilov, B. Sturman, I. Breunig. Soliton based χ(2) combs in high-Q optical microresonators. Opt. Express, v. 29, No. 17, 27434-27449 (2021). pdf (4,6 Mb)

E. Erushin, B Nyushkov, A. Ivanenko, A. Akhmathanov, V. Shur, A. Boyko, N. Kostyukova, D. Kolker. Tunable injection-seeded fan-out-PPLN optical parametric oscillator for high-sensitivity gas detection. Laser Phys. Lett., v. 18, 116201 (2021). pdf (1,5 Mb)

N. T. Vasenin, A. V. Ivanenko, V. M. Klement’ev, L. V. Kulik, D. A. Nevostruev, B. N. Nyushkov, S. I. Trashkeev, M. N. Khomyakov. High-efficiency generation of harmonics in polythiophene. Quantum Electron., v. 51 (5), 437 – 445 (2021). pdf (3,6 Mb)

D. Radnatarov, S. Kobtsev, V. Andryushkov, T. Steschenko. Suppression of light-field shift of CPT resonances in optically dense media. Proc. SPIE, v. 11817, 118170O (2021) pdf (0,6 Mb)

D. Kolker, I. Sherstov, A. Boyko, B. Nyushkov, E. Erushin, N. Kostyukova, A. Akhmathanov, A. Kiryakova, A. Pavluck. Tunable mid-infrared laser sources for trace-gas analysis. J. Phys. Conf. Ser., v. 2067, 012013 (2021). pdf (1,5 Mb)

B. N. Nyushkov, A. V. Ivanenko, S. V. Smirnov, S . M. Kobtsev. New approach to mode locking of high energy pulse fibre lasers. CLEO 2021, 9–14 May 2021, San Jose, California, USA. Prog., JTu3A.141. pdf (0,9 Mb)

V. Yudin, M. Basalaev, A. Taichenachev, D. Radnatarov, V. Andryushkov, S. Kobtsev. Method for stabilization of the microwave modulation index in order to suppress the light shift of the coherent population trapping resonances. J. Phys.: Conf. Ser., v. 2067, 012003 (2021). pdf (0,5 Mb)

V. Andryushkov, D. Radnatarov, S. Kobtsev. Highly sensitive compact optical magnetometer on the basis of an atomic clock. CLEO 2021, 9–14 May 2021, San Jose, California, USA. Prog., JTu3A.148.

S. Kobtsev. Artificial absorbers for laser mode-locking. Photonics North 2021, 31 May – 2 June 2021, Quebec, Canada. Prog., 255-SrVe-163.

S. Kobtsev, D. Radnatarov, V. Andryushkov. Magnetometer based on atomic clock. Photonics North 2021, 31 May – 2 June 2021, Quebec, Canada. Prog., 255-KcuX-163.

S. Kobtsev. Machine learning for lasers. Photonics North 2021, 31 May – 2 June 2021, Quebec, Canada. Prog., 255-7BWV-173.

D. Radnatarov, S. Kobtsev, K. Ivanov. Design of the optical setup for hyperpolarized 129Xe. Photonics North 2021, 31 May – 2 June 2021, Quebec, Canada. Prog., 255-oEH3-283.

A. Ivanenko, B. Nyushkov, S. Smirnov, S. Kobtsev. New method for generation of a specific number of pulses per bunch in Yb-doped all-PM-fibre laser. CLEO/Europe-EQEC 2021, 20-24 June 2021, Munich, Germany. Prog., p. 143, CJ-P.13 THU. pdf (0,6 Mb)

B. Nyushkov, A. Ivanenko, S. Smirnov, S. Kobtsev. Arbitrary waveform generation by cavity dumping of hybrid fibre laser with two active media. CLEO/Europe-EQEC 2021, 20-24 June 2021, Munich, Germany. Prog., p. 168, CJ-10.6 FRI. pdf (3,8 Mb)

I. Korel, B. Nyushkov, A. Kutishcheva, S. Kobtsev. High-efficiency in-fiber nonlinear conversion of nanosecond optical pulses into structured packets of high-peak-power ultrashort pulses. Proc. SPIE, v. 11905, 119051J (2021).

S. Kobtsev. Noise-like pulses: useful or harmful? Proc. SPIE, v. 11905, 119051K (2021).

A. Kokhanovskiy, S. Smirnov, S. Kobtsev. Analysis of the coherent properties of ultrashort pulses inside embedded cavities of modelocked fiber laser and Raman oscillator. Proc. SPIE, v. 11905, 119051N (2021). pdf (1,4 Mb)

S. Kobtsev. Ultrashort-pulsed all-fibre lasers: trends and prospects. Proc. SPIE, v. 11815, 118150P (2021).

S. Kobtsev. Method of laser pulse amplification. Proc. SPIE, v. 11815, 118150S (2021).

A.V. Ivanenko, B.N. Nyushkov, S.V. Smirnov, S.M. Kobtsev. Generation of high-energy pulse clusters with an adjustable number of linked pulses in a Yb fibre laser with quasi - synchronous pump modulation. All-Russian Conference on Fiber Optics “VKVO-2021”, prog. conf., p. 18.

2020


A.Kokhanovskiy, E.Kuprikov, S.Kobtsev. Single- and multi-soliton generation in figure-eight mode-locked fibre laser with two active media. Opt. Laser Technol., v. 131,106422 (2020). pdf (1,2 Mb)

S. Smirnov, B. Nyushkov, A. Ivanenko, D. Kolker, S. Kobtsev. Shaping of nanosecond pulses in ytterbium fiber lasers by synchronous sine-wave pump modulation. JOSA B, v. 37, No. 10, 3068-3076 (2020). pdf (1,5 Mb)

A.Kokhanovskiy, S.Smirnov, S.Kobtsev. Raman converter of noisy double-scale pulses into coherent pulses. J. Opt. Soc. Am. B, v. 37, No. 8, 2523-2527 (2020). pdf (1,1 Mb)

A.Kokhanovskiy, E.Kuprikov, A.Ivanenko, S.Kobtsev. All-polarisation-maintaining modified figure-of-8 fibre laser as a source of soliton molecules. Laser Phys. Lett., v. 17, No. 8,085101 (2020). pdf (0,7 Mb)

S.Smirnov, B.Sturman, E.Podivilov, T.Breunig. Walk-off controlled self-starting frequency combs in X(2) optical microresonators. Opt. Express, v. 28, No. 12, 18006-18017 (2020). pdf (1,0 Mb)

S.Trashkeev, N.Vasenin, S.Vatnik, I.Vedin, A.Ivanenko, V.Klementyev. Harmonic generation in a nematic liquid crystal. Laser Phys. Lett., v. 17, No. 7,075002 (2020). pdf (0,3 Mb)

B.Nyushkov, A.Ivanenko, S.Smirnov, O.Shtyrina, S.Kobtsev. Triggering of different pulsed regimes in fiber cavity laser by a waveguide electro-optic switch. Opt. Express, v. 28, No. 10, 14922-14932 (2020). pdf (2,1 Mb)

S.A.Khripunov, S.M.Kobtsev, D.A.Radnatarov, V.A.Andryushkov. Quartz optical cells with alkali-metal vapour for aerospace. IOP Conf. Ser. Mater. Sci. Eng., v. 734, 012025 (2020). pdf (0,7 Mb)

O.Shtyrina, A.Kokhanovskiy, I.Yarutkina, A.Skidin, A.Ivanenko, S.Efremov, B.Nyushkov, S.Smirnov, M.Fedoruk. Study of gain efficiency in quasi-distributed amplification systems. Opt. Lett., v. 45, No. 2, 499-502 (2020) pdf (0,9 Mb)

E.Podivilov, S.Smirnov, I.Breunig, B.Sturman. Nonlinear solutions for chi-squared frequency combs in optical microresonators. Phys. Rev. A, v. 101, 023815 (2020). pdf (1,1 Mb)

S.Smirnov. Efficient numerical model of stimulated Raman scattering in optical fibers. Journal of the Optical Society of America B, Vol. 37, No. 4, 1219-1223 (2020). pdf (0,7 Mb)

D.Radnatarov, V.Andryushkov, S.Kobtsev. Comparison of quantum CPT and EPR magnetometers. SPIE Optics + Photonics 2020, Novel Optical Systems, Methods, and Applications XXIII, 24 - 28 August 2020. Proc. SPIE, v. 11483, 14830S (2020).

V. Andryushkov, D. Radnatarov, S. Kobtsev, A. Dambuev. Quantum vector magnetometer based on the CPT effect in 87Rb vapour. SPIE Optics + Photonics 2020, Quantum Communications and Quantum Imaging XVIII, 24 - 28 August 2020. Proc. SPIE, v. 11507, 115070N (2020).

A.Kokhanovskiy, S.Smirnov, S.Kobtsev. Phenomena of down-conversion from incoherent to coherent laser pulses. SPIE Optics + Photonics 2020, Photonic Fiber and Crystal Devices: Advances in Materials and Innovations in Device Applications XIV, 24 - 28 August 2020. Proc. SPIE, v. 11498, 114980S (2020).

A.Kokhanovskiy, S.Smirnov, S.Kobtsev. . Photonic platform for finely controllable generation of multi-bound waves. SPIE Optics + Photonics 2020, Active Photonic Platforms XII, 24 - 28 August 2020. Proc. SPIE, v. 11461, 114612N (2020).

Y. Gladush, A. Mkrtchyan, D. Kopylova, A. Ivanenko, B. Nyushkov, S. Kobtsev, A. Kokhanovskiy, A. Khegai, M. Melkumov, M. Burdanova, M. Staniforth, J. Lloyd-Hughes, and A. G. Nasibulin, Control of pulse regime generation with electrochemically gated carbon nanotube saturable absorber. in Conference on Lasers and Electro-Optics, OSA Technical Digest (Optical Society of America, 2020), paper SW3R.6.

2019

B.Nyushkov, S.Kobtsev, A.Ivanenko, S.Smirnov. Programmable optical waveform generation in a mode-locked gain-modulated SOA-fiber laser. J. Opt. Soc. Am. B, v. 36, No. 11, 3133-3138 (2019) pdf (2,3 Mb)

Y.Gladush, A.Mkrtchyan, D.Kopylova, A.Ivanenko, B.Nyushkov, S.Kobtsev, A.Kokhanovskiy, A. Khegai, M. Melkumov, M.Burdanova, M.Staniforth, J.Lloyd-Hughes, A.Nasibulin. Ionic liquid gated carbon nanotube saturable absorber for switchable pulse generation. Nano Lett., v. 19, No. 9, 5836-5843 (2019) pdf (2,1 Mb)

B.Nyushkov, A.Ivanenko, S.Smirnov, S.Kobtsev. Electronically controlled generation of laser pulse patterns in a synchronously pumped mode-locked semiconductor optical amplifier-fiber laser. Laser Physics Letters, v. 16, No. 11, 115103 (2019) pdf (4,4 Mb)

S.Kobtsev, D.Radnatarov, S.Khripunov, I.Popkov, V.Andryushkov, T.Steshchenko. Stability properties of an Rb CPT atomic clock with buffer-gas-free cells under dynamic excitation. JOSA B, v. 36, No. 10, 2700-2704 (2019) pdf (1,2 Mb)

D.Radnatarov, S.Kobtsev, V.Andryushkov, S.Khripunov, E.Baklanov, A.Yakovlev. Properties of Rb CPT atomic clock at subharmonic microwave modulation frequencies. IEEE Photonics J., v. 11, No. 4, 5502111 (2019). pdf (1,9 Mb)

S.Kobtsev, S.Donchenko, S.Khripunov, D.Radnatarov, I.Blinov, V.Palchikov. CPT atomic clock with cold-technology-based vapour cell. Opt. Laser Technol., v. 119, 105634 (2019). pdf (2,1 Mb)

A.Kokhanovskiy, A.Bednyakova, E.Kuprikov, A.Ivanenko, M.Dyatlov, D.Lotkov, S.Kobtsev, S.Turitsyn. Machine learning-based pulse characterization in figure-eight mode-locked lasers. Opt. Lett., v. 44, Issue 13, 3410-3413 (2019). pdf (1,8 Mb)

B.Nyushkov, S.Kobtsev, A.Antropov, D.Kolker, V.Pivtsov. Femtosecond 78-nm tunable Er:fibre laser based on drop-shaped resonator topology. Journal of Lightwave Technology, v. 37, No. 5, 1359-1363 (2019). pdf (1,5 Mb)

A.Kokhanovskiy, A.Ivanenko, S.Kobtsev, S.Smirnov, S.Turitsyn. Machine learning methods for control of fibre lasers with double gain nonlinear loop mirror. Scientific Reports, v. 9, 2916 (2019). pdf (4,6 Mb)

L.S.Basalaeva, Yu.V.Nastausheva. N.V.Kryzhanovskaya, E.I.Moiseev, D.A.Radnatarov, S.A.Khripunov, D.E.Utkin, I.B.Chistokhina, A.V.Latyshev, F.N.Dultsev. Resonance reflection of light by ordered silicon nanopillar arrays with the vertical p-n junction. Thin Solid Films, v. 672, 109-113 (2019).

A.V.Reznichenko, A.I.Chernykh, S.V.Smirnov, I.S.Terekhov. Log-log growth of channel capacity for nondispersive nonlinear optical fiber channel in intermediate power range: Extension of the model. Phys. Rev. E, v. 99, 012133 (2019).

E.V.Baklanov, S.M.Kobtsev, A.V.Taichenachev. About measuring the forbidden 1S-2S transition frequency of a hydrogen atom by stimulated Raman scattering. AIP Conf. Proc., v. 2098, 020001 (2019). pdf (0,7 Mb)

S.Kobtsev, A.Ivanenko, A.Kokhanovskiy, M.Gervaziev, S.Smirnov. Raman transformation properties of partially coherent laser pulses in phosphorus-doped silica fibre. Photonics West - 2019, 2-7 Feb 2019, San Francisco, California, USA; LASE, 10902-50. Proc. SPIE, v. 10902, 109021F (2019).

S.Kobtsev, B.Nyushkov. Hybrid SOA/fibre topology for actively mode-locked laser with extended pulse-shaping capability. Photonics West - 2019, 2-7 Feb 2019, San Francisco, California, USA; LASE, 10896-70. Proc. SPIE, v. 10896, 1089620 (2019).

S.Kobtsev, A.Ivanenko, A.Kokhanovsky, M.Gervaziev, S.Smirnov. Fibre Raman laser generated clusters of femtosecond pulses at 1270 nm. Photonics West - 2019, 2-7 Feb 2019, San Francisco, California, USA; LASE, 10897-93. Proc. SPIE, v. 10897, 108972M (2019).

Y.Gladush, A.Mkrtchyan, D.Kopylova, A.Ivanenko, B.Nyushkov, A.Kokhanovskiy, S.Kobtsev, A.G.Nasibulin. All-PM fibre laser with switchable pulsed regimes driven by electrochemically gated carbon nanotube saturable absorber. CLEO/Europe-EQEC 2019, 23-27 June 2019, Munich, Germany. Conf. Prog., CJ-7.4.

A.Kokhanovskiy, E.Kuprikov, A.Ivanenko, S.Smirnov, S.Kobtsev, S.Turitsyn. Raman-free switching between dissipative soliton resonances in fiber figure of eight laser. CLEO/Europe-EQEC 2019, 23-27 June 2019, Munich, Germany. Conf. Prog., CJ-13.2.

Y.Gladush, A.Mkrtchyan, D.Kopylova, A.Ivanenko, B.Nyushkov, S.Kobtsev, A.Khegai, M.Melkumov, M.Burdanova, M.Staniforth, J.Lloyd-Hughes, A.Nasibulin. Control of nonlinear optical properties of the carbon nanotubes saturable absorber with electrochemical gating. CLEO/Europe-EQEC 2019, 23-27 June 2019, Munich, Germany. Conf. Prog., EI-P.5.

O.V.Shtyrina, A.Y.Kokhanovskiy, M.Dyatlov, S.Efremov, I.A.Yarutkina1, A.Skidin, M.P.Fedoruk. Experimental measurement and simple analytical estimation of signal gainin Yb-doped fiber. CLEO/Europe-EQEC 2019, 23-27 June 2019, Munich, Germany. Conf. Prog., CJ-P.26.

A.Kokhanovskiy, A.Bednyakova, E.Kuprikov, A.Ivanenko, S.Turitsyn. Machine learning based characterisation of dissipative solitons. CLEO/Europe-EQEC 2019, 23-27 June 2019, Munich, Germany. Conf. Prog., CJ-2.6.

S.Kobtsev, S.Donchenko, S.Khripunov, D.Radnatarov, I.Blinov, V.Palchikov. CPT-based atomic clock with Rb vapour cell fabricated by direct optical bonding. 8th Applied Optics and Photonics China (AOPC 2019), 7-9 July 2019, Beijing, China. Optoelectronic Devices and Integration, AOPC201903-024.

Y.Gladush, A.Mkrtchyan, B.Nyushkov, A.Ivanenko, A.Kokhanovskiy, S.Kobtsev, A.Nasibulin. Electro-optically gated in-line saturable absorbers for fiber lasers. 8th Applied Optics and Photonics China (AOPC 2019), 7-9 July 2019, Beijing, China. Advanced Laser Materials and Laser Technology, AOPC201901-018.

A.Ivanenko, B.Nyushkov, S.Smirnov, A.Kokhanovskiy, S.Kobtsev, K.Serebrennikov, D.Lutsenko, Y.Gladush, A.Mkrtchyan. Pulsed fiber lasers with controllable operation regimes. 7th All-Russian Conference on Fiber Optics (BKBO 2019), 8-11 Oct. 2019, Perm, Russia. Foton-Express J., No. 6, 230-231 (2019).

A.Mkrtchyan, Y.Gladush, D.Kopylova, A.Ivanenko, B.Nyushkov, A.Kokhanovskiy, S.Kobtsev, A.Nasibulin. Switchable pulsed fiber laser based on controlled single-walled carbon nanotube saturable absorber. 7th All-Russian Conference on Fiber Optics (BKBO 2019), 8-11 Oct. 2019, Perm, Russia. Foton-Express J., No. 6, 262 (2019).

B.Nyushkov, S.Kobtsev, A.Ivanenko, S.Smirnov. Nearly arbitrary pulse-shaping in mode-locked gain-modulated SOA-fibre laser. Photonics Asia 2019, 20-23 Oct. 2019, Hangzhou, China. Optoelectronic Devices and Integration VIII, 11184-37.

S.Kobtsev, D.Radnatarov, S.Khripunov, V.Andryushkov, Y.Zarudnev. New method of wavelength stabilisation in CPT atomic clocks. Photonics Asia 2019, 20-23 Oct. 2019, Hangzhou, China. Optoelectronic Devices and Integration VIII, 11184-41.

A.Ivanenko, S.Kobtsev, B.Nyushkov, K.Serebrennikov, D.Lutsenko. Mode-locked fibre laser with e-controlled cavity length in ultra-wide range. Photonics Asia 2019, 20-23 Oct. 2019, Hangzhou, China. Nanophotonics and Micro/Nano Optics V, 11193-48. Proc. SPIE, v. 11193, 111931B (2019).

D.Radnatarov, S.Kobtsev, V.Andryushkov, S.Khripunov. Features of a CPT-based atomic clock with pumping by different-order sidebands of a VCSEL's frequency. Photonics Asia 2019, 20-23 Oct. 2019, Hangzhou, China. Quantum and Nonlinear Optics VI, 11195-33. Proc. SPIE, v. 11195, 111950Y (2019).

2018

S.Kobtsev, A.Ivanenko, A.Kokhanovskiy, M.Gervaziev. Raman-converted high-energy double-scale pulses at 1270 nm in P2O5-doped silica fiber. Opt. Express, v. 26, No. 23, 29867-29872 (2018). pdf (2,4 Mb)

A.Kokhanovskiy, S.Kobtsev, A.Ivanenko, S.Smirnov. Properties of artificial saturable absorbers based on NALM with two pumped active fibres. Laser Phys. Lett., v. 15, No. 12, 125101 (2018). pdf (1,2 Mb)

B.N.Nyushkov, S.M.Kobtsev, A.K.Komarov, K.P.Komarov, A.K.Dmitriev. SOA fiber laser mode-locked by gain modulation. J. Opt. Soc. Am. B, v. 35, No. 10, 2582-2587 (2018). pdf (2,6 Mb)

S.Kobtsev, A.Ivanenko, A.Kokhanovskiy, S.Smirnov. Electronic control of different generation regimes in mode-locked all-fibre F8 laser. Laser Phys. Lett., v. 15, No. 4, 045102 (2018).

B.N.Nyushkov, S.M.Kobtsev. Cavity topologies of mode-locked fibre lasers: opportunities and prospects. Quantum Electron., v. 48, No. 12, 1099-1104 (2018).

E.V.Baklanov, S.M.Kobtsev, A.V.Taichenachev. Precision measurements of forbidden transition frequencies using stimulated raman scattering. Opt. Spectrosc., v. 125, No. 5, 674–677 (2018).

S.V.Smirnov, M.O.Makarenko, S.V.Suchkov, D.Churkin, A.A.Sukhorukov. Bistable lasing in parity-time symmetric coupled fiber rings. Photon. Res., v. 6, No. 4, A18-A22 (2018).

A.M.Perego, S.V.Smirnov, K.Staliunas, D.V.Churkin, S.Wabnitz. Self-Induced Faraday instability laser. Phys. Rev. Lett., v. 120, No. 21, 213902 (2018).

S.Kobtsev, A.Ivanenko, S.Smirnov, A.Kokhanovsky. Modified nonlinear amplifying loop mirror for mode-locked fibre oscillators with record-high energy and high-average-power pulsed output. Photonics West – 2018, 27 Jan - 1 Feb 2018, San Francisco, California, USA; LASE, 10516-52. Proc. SPIE, v. 10516, 105161H (2018).

S.Kobtsev, B.Nyushkov, N.Koliada , A.Antropov, V.Pivtsov, A.Yakovlev. New topologies of femtosecond Er:fibre laser cavities. Photonics West – 2018, 27 Jan - 1 Feb 2018, San Francisco, California, USA; LASE, 10518-75. Proc. SPIE, v. 10518, 1051820 (2018).

S.Kobtsev, D.Radnatarov, S.Khripunov, I.Popkov, V.Andryushkov, T.Steschenko. Atomic clock stability under dynamic excitation of coherent population trapping resonance in cells without buffer gas. Photonics West – 2018, 27 Jan - 1 Feb 2018, San Francisco, California, USA; OPTO, 10548-71. Proc. SPIE, v. 10548, 1054820 (2018).

S.Kobtsev, A.Ivanenko. Mode-locked NALM-based fibre laser with controllable operation regimes. Photonics West – 2018, 27 Jan - 1 Feb 2018, San Francisco, California, USA; OPTO, 10528-65. Proc. SPIE, v. 10528, 105281R (2018).

S.Kobtsev, D.Radnatarov, S.Khripunov, Y.Zarudnev. Tunable powerful UV laser system with UV noise eater. Photonics West – 2018, 27 Jan - 1 Feb 2018, San Francisco, California, USA; OPTO, 10539-49. Proc. SPIE, v. 10539, 105391C (2018).

B.N.Nyushkov, A.A.Antropov, N.A.Koliada, S.M.Kobtsev, D.B.Kolker, V.S.Pivtsov. Wavelength-tunable drop-shaped-cavity mode-locked Er-fiber laser. 18th International Conference on Laser Optics (ICLO 2018), 04-08 June 2018, St. Petersburg, Russia. Tech. Prog., p. 36, WeR1-32.

A.Yu.Kokhanovskiy, A.V.Ivanenko, S.V.Smirnov, S.M.Kobtsev. Experimental study of phenomenological model of Yb fiber amplifier. 18th International Conference on Laser Optics (ICLO 2018), 04-08 June 2018, St. Petersburg, Russia. Tech. Prog., p. 50, WeR1-p35. 2018 International Conference Laser Optics (ICLO), IEEE, 2018, p. 65.

A.V.Ivanenko, S.M.Kobtsev, A.Y.Kokhanovsky, S.V.Smirnov. Multi-regimes electronically controlled all-fibre PM ANDI F8 laser. 18th International Conference on Laser Optics (ICLO 2018), 04-08 June 2018, St. Petersburg, Russia. Tech. Prog., p. 50, WeR1-p42. 2018 International Conference Laser Optics (ICLO), IEEE, 2018, p. 70.

2017

S.V. Smirnov, S.M.Kobtsev, S.K.Turitsyn. Wide variability of generation regimes in mode-locked fibre lasers. Chapter 14 in book Shaping Light in Nonlinear Optical Fibers (eds. S.Boscolo, C.Finot), Wiley, 2017, ISBN: 978-1-119-08812-7. pdf (1,9 Mb)

B.N.Nyushkov, S.M.Kobtsev, N.A.Koliada, A.A.Antropov, V.S.Pivtsov, A.V.Yakovlev Mode-locked fibre lasers with an adjustable drop-shaped cavity. Laser Physics Letters, v. 14, Issue 11, 115101 (2017). pdf (1,3 Mb)

S.Smirnov, S.Kobtsev, A.Ivanenko, A.Kokhanovskiy, A.Kemmer, M.Gervaziev. Layout of NALM fiber laser with adjustable peak power of generated pulses. Optics Letters, v. 42, Issue 9, pp. 1732-1735 (2017). pdf (1,5 Mb)

L.L.Frumin, A.A.Gelash, S.K.Turitsyn. New aproaches to coding information using inverse scattering transform. Phys. Rev. Lett., v. 118, 223901 (2017).

S.Kobtsev, D.Radnatarov, S.Khripunov, I.Popkov, V.Andryushkov, T.Steshchenko, V.Lunin, Y.Zarudnev. Feedback-controlled and digitally processed coherent population trapping resonance conversion in 87Rb vapour to high-contrast resonant peak. New J. Phys., v. 19, No. 4, 043016 (2017). pdf (0,7 Mb)

H. Yin, A. Gbadebo, E.G.Turitsyna, S.K.Turitsyn. Resonance optimization of polychromatic light in disordered structures. Scientific Reports, v. 7, article number: 8042 (2017).

O.V.Shtyrina, A.V.Ivanenko, I.A.Yarutkina, A.V.Kemmer, A.S.Skidin, S.M.Kobtsev, M.P.Fedoruk. Experimental measurement and analytical estimation of the signal gain in an Er-doped fiber. J. Opt. Soc. Am. B, Vol. 34, Issue 2, pp. 227-231 (2017). pdf (2,2 Mb)

S.V.Smirnov, S.Sugavanam, O.A.Gorbunov, D.V.Churkin. Generation of spatio-temporal extreme events in noise-like pulses NPE mode-locked fibre laser. Optics Express, v. 25, No. 19, p. 23122-23127 (2017).

M.Chernysheva, A.Rozhin, Y.Fedotov, C.Mou, R.Arif, S.M.Kobtsev, E.M.Dianov, S.K.Turitsyn. Carbon nanotubes for ultrafast fibre lasers. Nanophotonics, Vol. 6, Issue 1, pp.1-30 (2017). pdf (2,2 Mb)

A.Mahjoubfar, D.V.Churkin, S.Barland, N.Broderick, S.K.Turitsyn, B.Jalali. Time Stretch and its Applications. Nature Photonics, v. 11, No. 6, p. 341-351 (2017).

B.N.Nyushkov, A.V.Ivanenko, S.M.Kobtsev, V.S.Pivtsov, S.A.Farnosov, P.V.Pokasov, I.I.Korel. Quasi-regenerative mode locking in a compact all-polarisation-maintaining-fibre laser. Quantum Electronics, v. 47, No. 12, p. 1094-1098 (2017).

A.A.Redyuk, A.E.Bednyakova, S.B.Medvedev, M.P.Fedoruk, S.K.Turitsyn. Simple geometric interpretation of signal evolution in phase-sensitive fibre optic parametric amplifier. Optics Express, v. 25 (1), 223-231 (2017).

B.N.Nyushkov, S.I.Trashkeev, A.V.Ivanenko, D.B.Kolker, P.A.Purtov. Fiber-to-fiber nonlinear coupling via a nematic liquid crystal. Laser Phys. Lett., Vol. 14, Issue 1, 015104 (2017). pdf (0,6 Mb)

S.K.Turitsyn, J.E.Prilepsky, S.T.Le, S.Wahls, L.L.Frumin, M.Kamalian, S.A.Derevyanko. Nonlinear Fourier transform for optical data processing and transmission: advances and perspectives. Optica, v. 4 (3), 307-322 (2017).

S.Khripunov, S.Kobtsev, D.Radnatarov, I.Popkov, V.Andryushkov, T.Steschenko, V.Lunin, Y.Zarudnev. New method for enhancement of contrast of coherent population trapping resonance in Rb vapour. Proc. SPIE, v. 10119, 1011905 (2017).

S.Kobtsev, A.Nasibulin, Y.Gladush, A.Ivanenko. Mode locking of a fibre laser with a matrix-less carbon nanotube film. Proc. SPIE, v. 10083, 1008329 (2017).

S.V.Smirnov, D.V.Churkin, M.Makarenko, I.Vatnik, S.V.Suchkov, A.A.Sukhorukov. PT-symmetry of coupled fiber lasers. Proc. SPIE, v. 10457, 104572Y (2017).

J.D.Ania-Castanon, S.V.Smirnov, S.Kobtsev, S.Turitsyn. Supercontinuum in Telecom Applications. Conference on Lasers and Electro-Optics (CLEO), 14-19 May 2017, San Jose, California, USA, OSA Technical Digest (online) (Optical Society of America, 2017), invited paper AF1A.2. pdf (0,6 Mb)

S.Smirnov, M.Makarenko, S.Suchkov, I.Vatnik, D.V.Churkin, A.Sukhorukov. Parity-Time Symmetric Fiber Ring Laser. in Conference on Lasers and Electro-Optics, OSA Technical Digest (online) (Optical Society of America, 2017), paper JTu5A.58.

A.Kokhanovskiy, A. Ivanenko, S. Smirnov, and S. Kobtsev. NALM with dual pump as artificial saturable absorber inside a laser cavity. 39th PIERS: Progress In Electromagnetics Research Symposium, Simposium panel: Optical Fiber Lasers and Fiber Sensors, 19 - 22 November 2017, Singapore.

2016

S.Kobtsev, A.Ivanenko, Y.G.Gladush, B.Nyushkov, A.Kokhanovskiy, A.S.Anisimov, A.G.Nasibulin. Ultrafast all-fibre laser mode-locked by polymer-free carbon nanotube film. Optics Express, Vol. 24, Issue 25, pp. 28768-28773 (2016) pdf (2,4 Mb)

S.A.Khripunov, D.A.Radnatarov, S.M.Kobtsev, V.I.Yudin, A.V.Taichenachev, M.Yu.Basalaev, M.V.Balabas, V.A.Andryushkov, I.D.Popkov. Transients processes under dynamic excitation of a coherent population trapping resonance. Quantum Electron., Vol. 46, Issue 7, pp. 668-671 (2016). pdf (0,6 Mb)

A.Ivanenko, S.Kobtsev, S.Smirnov, A.Kemmer. Mode-locked long fibre master oscillator with intra-cavity power management and pulse energy > 12 uJ. Optics Express, Vol. 24, Issue 6, pp. 6650-6655 (2016). pdf (1,2 Mb)

S. Kobtsev, S. Smirnov and S. Kukarin. Double-scale Pulses Generated by Mode-locked Fibre Lasers and Their Applications. Chapter 4 in book “Fiber Laser” (ed. M.C.Paul), p. 69-88, InTech, 2016, ISBN: 978-953-51-4615-5 pdf (1,5 Mb)

S.V.Smirnov, J.D.Ania-Castanon, S.Kobtsev, S.K.Turitsyn. Supercontinuum in telecom applications. Chapter 10 in book “The Supercontinuum Laser Source. The Ultimate White Light” (ed. R.R. Alfano), Springer, 2016, p. 371-403, ISBN: 978-1493933242. pdf (1 Mb)

S. Khripunov, S. Kobtsev, D. Radnatarov. Efficiency of different methods of extra-cavity second harmonic generation of continuous wave single-frequency radiation. Applied Optics, Vol. 55, Issue 3, pp. 502-506 (2016). pdf (0,7 Mb)

D.Radnatarov, S.Khripunov, S.Kobtsev, A.Taichenachev, V.Yudin, M.Basalaev, I.Popkov, V.Andryushkov. Effect of electromagnetically-induced transparency delay generated by dynamic coherent population trapping in Rb vapour. Proc. SPIE, v. 9763, 97630A (2016). pdf (0,5 Mb)

S.Smirnov, S.Kobtsev. Modelling of noise-like pulses generated in mode-locked fibre lasers. Proc. SPIE, v. 9732, 97320S-1 (2016). pdf (0,4 Mb)

S.Kobtsev, A.Ivanenko, Y.Fedotov, S.Smirnov, A.Golubtsov, S.Khripunov. Switchable dual-pulse-shape mode-locked figure-eight all-PM fibre master oscillator with 0.5 W-level average output. Proc. SPIE, v. 9728, 97281M-1 (2016). pdf (0,5 Mb)

I.Yarutkina, A.Ivanenko, O.V.Shtyrina, A.Kemmer, I.Chekhovskoy, A.S.Skidin, M.P.Fedoruk. Theoretical and experimental study of signal gain in Er-doped fiber. in Photonics and Fiber Technology 2016 (ACOFT, BGPP, NP), OSA Technical Digest (online) (Optical Society of America, 2016), paper JT4A.11. pdf (1,7 Mb)

S.M.Kobtsev, S.V.Smirnov, A.V.Ivanenko. Fibre amplifying loop mirror with nonlinearity independent of the intensity of intra-cavity radiation. Proc. SPIE, v. 10029, 100291J (2016).

S.M.Kobtsev, S.V.Smirnov, A.V.Ivanenko. RF spectral analysis for characterisation of mode-locked regimes in fibre lasers. Proc. SPIE, v. 10019, 100191F (2016).

D.A.Radnatarov, S.A.Khripunov, S.M.Kobtsev, A.V.Taichenachev, V.I.Yudin, M.Y.Basalaev, I.Popkov, V. Andryushkov, T.Steschenko. Feedback enhancement of the amplitude of dynamically excited coherent population trapping resonance in Rb vapour. Proc. SPIE, v. 10029, 100291K (2016).

2015

D.V.Churkin, S.Sugavanam, N.Tarasov, S.Khorev, S.V.Smirnov, S.M.Kobtsev, S.K.Turitsyn. Stochasticity, periodicity and localized light structures in partially mode-locked fibre lasers. Nature Communications 6, 7004 (2015). pdf (1,1 Mb)

D.Radnatarov, S.Kobtsev, S.Khripunov, V.Lunin. 240-GHz continuously frequency-tuneable Nd:YVO4/LBO laser with two intra-cavity locked etalons. Optics Express, Vol. 23, Issue 21, pp. 27322-27327 (2015). pdf (1,5 Mb)

S.V.Smirnov, N.Tarasov, D.V.Churkin. Radiation build-up in laminar and turbulent regimes in quasi-CW Raman fiber laser. Optics Express, Vol. 23, Issue 21, pp. 27606-27611 (2015). pdf (1,1 Mb)

S.Kobtsev, S.Kukarin, A.Kokhanovskiy. Synchronously pumped picosecond all-fibre Raman laser based on phosphorus-doped silica fibre. Optics Express, Vol. 23, Issue 14, pp. 18548-18553 (2015). pdf (1,5 Mb)

S.V.Smirnov, S.M.Kobtsev, S.V.Kukarin. Linear compression of chirped pulses in optical fibre with large step-index mode area. Optics Express, Vol. 23, Issue 4, pp. 3914-3919 (2015). pdf (1,1 Mb)

I.I.Beterov, A.G.Markovski, S.M.Kobtsev, E.A.Yakshina, V.M.Entin, D.B.Tretyakov, V.I.Baraulya, I.I.Ryabtsev. Simple digital system for tuning and long-term frequency stabilization of a CW Ti:Sapphire laser. Optical Engineering, v. 54(3), 034111 (2015). pdf (0,6 Mb)

D.Radnatarov, S.Khripunov, S.Kobtsev, V.Lunin. 240-GHz smoothly tunable single-frequency Nd:YVO4/LBO laser. CLEO/Europe-EQEC 2015, 21-25 June 2015, Munich, Germany, paper CA-11.3 THU. pdf (1,0 Mb)

S.M.Kobtsev, S.V.Kukarin, S.V.Smirnov. Supercontinuum from single- and double-scale fiber laser pulses in long extra-cavity P2O5-doped silica fiber. Proc. SPIE, v. 9347, “Nonlinear Frequency Generation and Conversion: Materials, Devices, and Applications XIV”, 93471X-1 (2015).

S.Kobtsev, Y.Fedotov, A.Ivanenko. High-average-output power mode-locked figure-eight all fiber Yb master oscillator. Proc. SPIE, v. 9344, “Fiber Lasers XII: Technology, Systems, and Applications”, 934428 (2015).

S. Khripunov, D. Radnatarov, S. Kobtsev. Atomic clock based on a coherent population trapping resonance in 87Rb with improved high-frequency modulation parameters. Proc. SPIE, v. 9378, “Slow Light, Fast Light, and Opto-Atomic Precision Metrology VIII”, 93780A (2015). pdf (0,5 Mb)

S. Khripunov, D. Radnatarov, S. Kobtsev, V. Yudin, A.Taichenachev, M. Basalaev, V. Andryushkov, I. Popkov. Transient processes in fast excitation of a coherent population trapping resonance. RCWLP&P – 2015, August 26-30, 2015, Novosibirsk, Russia. Technical Digest, p. 23, 24. pdf (3,6 Mb)

S.M.Kobtsev, S.V.Kukarin, L.P.Simonova. Passively mode-locked pulsed fiber laser. Patent USA 8,995,478, issued on March 31, 2015.

2014

Y.S.Fedotov, A.V.Ivanenko, S.M.Kobtsev, S.V.Smirnov. High average power mode-locked figure-eight Yb fibre master oscillator. Optics Express, Vol. 22, Issue 25, pp. 31379-31386 (2014). pdf (1,2 Mb)

S.Kobtsev, S.Smirnov, S.Kukarin, S.Turitsyn. Mode-locked fiber lasers with significant variability of generation regimes. Optical Fiber Technology, Vol. 20 (6), 615-620 (2014). pdf (1 Mb)

Sergey Kobtsev, Sergey Kukarin, Sergey Smirnov, and Ilya Ankudinov. Cascaded SRS of single- and double-scale fiber laser pulses in long extra-cavity fiber. Optics Express, Vol. 22, Issue 17, pp. 20770-20775 (2014). pdf (1,9 Mb)

Sergey Khripunov, Daba Radnatarov, Sergey Kobtsev, and Aleksey Skorkin. Variable-wavelength second harmonic generation of CW Yb-fibre laser in partially coupled enhancement cavity. Optics Express, Vol. 22, Issue 6, pp. 7046-7051 (2014). pdf (1 Mb)

Sergey V. Smirnov, Sergey M. Kobtsev, and Sergey V. Kukarin. Efficiency of non-linear frequency conversion of double-scale pico-femtosecond pulses of passively mode-locked fiber laser. Optics Express, Vol. 22, Issue 1, pp. 1058-1064 (2014). pdf (1,7 Mb)

S.Khripunov, D.Radnatarov, S.Kobtsev, A.Skorkin. CW Yb-fiber laser with wavelength-variable efficient intracavity frequency doubling in partially coupled enchancement cavity. Proc. SPIE, v. 9135, “Laser Sources and Applications II”, 91350E (2014). (0,5 Mb)

D.Radnatarov, S.Khripunov, S.Kobtsev, V.Lunin. High-power CW single-frequency Nd:YVO4/LBO laser quasi-continuously tuneable over a wide frequency range. Proc. SPIE, v. 9135, “Laser Sources and Applications II”, 91350F (2014). pdf (0,7 Mb)

S.Kobtsev, S.Smirnov, S.Khripunov, D.Radnatarov, S.Kukarin, A.Ivanenko. Self-start of passively mode-locked ring fibre oscillator as a function of pump power. Proc. SPIE, v. 9135, “Laser Sources and Applications II”, 913522 (2014).

S.Kobtsev, S.Smirnov, S.Kukarin, A.Ivanenko. Extent of parameter variability for different pulses from a passively mode-locked fibre laser. Proc. SPIE, v. 9135, “Laser Sources and Applications II”, 91351K (2014).

S.Smirnov, D.Churkin. NLSE-based model of a random distributed feedback fiber laser. Proc. SPIE, v. 9136, “Nonlinear Optics and Its Applications VIII; and Quantum Optics III”, 91361P (2014).

2013

D.Radnatarov, S.Khripunov, S.Kobtsev, A.Ivanenko, S.Kukarin. Automatic electronic-controlled mode locking self-start in fibre lasers with non-linear polarisation evolution. Optics Express, Vol. 21, Issue 18, pp. 20626-20631 (2013). pdf (1,2 Mb)

S.V.Smirnov, D.V.Churkin. Modeling of spectral and statistical properties of a random distributed feedback fiber laser. Optics Express, Vol. 21, Issue 18, pp. 21236-21241 (2013). pdf (1,3 Mb)

E.G.Turitsyna, S.V.Smirnov, S.Sugavanam, N.Tarasov, X.Shu, S.A.Babin, E.V.Podivilov, D.V.Churkin, G.Falkovich & S.K.Turitsyn. The laminar–turbulent transition in a fibre laser. Nature Photonics, v. 7, N10, pp. 783 - 786 (2013).

N.A.Koliada, B.N.Nyushkov, A.V.Ivanenko, S.M.Kobtsev, P.Harper, S.K.Turitsyn, V.I.Denisov, V.S.Pivtsov. Generation of dissipative solitons in an actively mode-locked ultralong fibre laser. Quantum Electronics, Vol. 43, Issue 2, pp. 95-98 (2013). pdf (0,5 Mb)

B.N.Nyushkov, S.I.Trashkeev, V.M.Klementyev, V.S.Pivtsov, S.M.Kobtsev. Generation harmonics and supercontinuum in nematic liquid crystals. Quantum Electronics, Vol. 43, Issue 2, pp. 107-113 (2013). pdf (1,9 Mb)

S.Kobtsev. Mode-locked fibre lasers with high-energy pulses (invited paper). VI International Symposium “Modern Problems of Laser Physics”, Novosibirsk, Russia, August 25 – 31, 2013, Technical Digest, p. 83.

S.M.Kobtsev, S.V.Smirnov, S.V.Kukarin, A.V.Ivanenko, S.K.Turitsyn. New generation regimes of fiber lasers mode-locked due to nonlinear polarization evolution effect and their applications. VI International Symposium “Modern Problems of Laser Physics”, Novosibirsk, Russia, August 25 – 31, 2013, Technical Digest, p. 247, 248.

S.Kobtsev, S.Smirnov, A.Ivanenko, S.Kukarin. Nonlinear spectral transformation of partially coherent pulses of mode-locked fiber laser. CLEO/Europe 2013 - European Conference on Lasers and Electro-Optics, 12-16 May 2013, Munich, Germany, Conf. Digest, CJ-P.8 WED. pdf (0,08 Mb)

D.V.Churkin, S.V.Smirnov. NLSE-based modelling of a random distributed feedback fiber laser. CLEO/Europe 2013 - European Conference on Lasers and Electro-Optics, 12-16 May 2013, Munich, Germany, Conf. Digest, CJ-P.12 WED. pdf (0,5 Mb)

2012

S.Smirnov, S.Kobtsev, S.Kukarin, and A.Ivanenko Three key regimes of single pulse generation per round trip of all-normal-dispersion fiber lasers mode-locked with nonlinear polarization rotation Optics Express, Vol. 20, Issue 24, pp. 27447-27453 (2012). pdf (0,9 Mb)

Y.S.Fedotov, S.M.Kobtsev, R.N.Arif, A.G.Rozhin, C.Mou, and S.K.Turitsyn. Spectrum-, pulsewidth-, and wavelength-switchable all-fiber mode-locked Yb laser with fiber based birefringent filter. Optics Express, Vol. 20, Issue 16, pp. 17797-17805 (2012). pdf (1,8 Mb)

S.V.Smirnov, S.M.Kobtsev, S.V.Kukarin, A.V.Ivanenko. New regime of single-pulse lasing in fibre lasers with mode locking by nonlinear polarisation evolution. Quantum Electronics, v. 42, N9, pp. 781-784 (2012).

B.N.Nyushkov, A.V.Ivanenko, S.M.Kobtsev, S.K.Turitsyn, C.Mou, L.Zhang, V.I.Denisov, V.S.Pivtsov. Gamma-shaped long-cavity normal-dispersion modelocked Er-fiber laser for sub-nanosecond high-energy pulsed generation. Laser Physics Letters, v. 9, No. 1, pp. 59-67 (2012). pdf (0,3 Mb)

D.V.Churkin, S.V.Smirnov. Numerical modelling of spectral temporal and statistical properties of Raman fiber lasers. Optics Communications, v. 285, No. 8, pp. 2154-2160 (2012).

S.Smirnov, S.M.Kobtsev, S.Kukarin, A.V.Ivanenko. Key regimes of single-pulse generation of fiber lasers mode-locked due to non-linear polarization evolution. Advanced Photonics Congress, Nonlinear Photonics Conference, OSA Technical Digest (online), Specialty Optical Fibers (SOF) 2012, paper: JM5A.28, 17-21 June 2012, Colorado Springs, Colorado, USA. pdf (0,2 Mb)

Y.Fedotov, S.M.Kobtsev, A.Rozhin, S.K.Turitsyn, C.Mou. Spectral width and pulse duration tuning in Yb mode-locked fiber laser with birefringent Lyot filter. Advanced Photonics Congress, Nonlinear Photonics Conference, OSA Technical Digest (online), Specialty Optical Fibers (SOF) 2012, paper: JM5A.25, 17-21 June 2012, Colorado Springs, Colorado, USA. pdf (0,3 Mb)

D.Churkin, O.Gorbunov, S.Smirnov. Extreme value statistics in quasi-CW Raman fiber lasers. Advanced Photonics Congress, Nonlinear Photonics Conference, OSA Technical Digest (online), Specialty Optical Fibers (SOF) 2012, paper: JTu5A.43, 17-21 June 2012, Colorado Springs, Colorado, USA. pdf (0,1 Mb)

N.Koliada, B.Nyushkov, A.Ivanenko, S.Kobtsev, P.Harper, S.Turitsyn, V.Denisov, V.Pivtsov. Dissipative solitons in ultra-long actively mode-locked fiber laser. 15th International Conference "Laser Optics 2012", June 25-29, 2012, St.Petersburg, Russia, ThR1-17.

B.Nyushkov, S.Trashkeev, V.Klementyev, V.Pivtsov, S.Kobtsev. Harmonics and supercontinuum generation in nematic liquid crystals. 15th International Conference "Laser Optics 2012", June 25-29, 2012, St.Petersburg, Russia, WeR8-26.

Y.S.Fedotov, S.M.Kobtsev, A.G.Rozhin, C.Mou, S.K.Turitsyn. Spectrum-, pulse-width and wavelength variable all-fiber mode-locked Yb laser with birefringent filter. 15th International Conference "Laser Optics 2012", June 25-29, 2012, St.Petersburg, Russia, WeR1-p63.

2011

S.V.Smirnov, S.M. Kobtsev, S.V.Kukarin and S.K.Turitsyn. Mode-Locked Fibre Lasers with High-Energy Pulses. Chapter 3 in book " Laser Systems for Applications", edited by: Dr. K.Jakubczak, pp. 39-58, ISBN 978-953-307-429-0, InTech, 308 pages; publication date: December 2011. pdf (0,8 Mb)

S.M.Kobtsev, S.V.Kukarin, Y.S.Fedotov, A.V.Ivanenko. High-Energy Femtosecond 1086/543-nm Fiber System for Nano- and Micromachining in Transparent Materials and on Solid Surfaces. Laser Physics, v. 21, No. 2, pp. 308-311 (2011). pdf (0,17 Mb)

S.M.Kobtsev, S.V.Smirnov. Fiber Lasers Mode-Locked Due to Nonlinear Polarization Evolution: Golden Mean of Cavity Length. Laser Physics, v. 21, No. 2, pp. 272–276 (2011). pdf (0,14 Mb)

S.M.Kobtsev, S.V.Kukarin, Y.S.Fedotov. Mode-Locked Yb Fiber Laser with Saturable Absorber Based on Carbon Nanotubes. Laser Physics, v. 21, No. 2, pp. 283–286 (2011). pdf (0,14 Mb)

Quantum frequency standard. Inventors: Dmitriev A.K., Gurov M.G., Kobtsev S.M., Ivanenko A.V. Russian Patent N 2426226. Filed: 11.01.2010. Published: 10.08.2011.

D.Churkin, O.Gorbunov, S.Smirnov. Control of spectral and statistical properties of Raman fiber lasers. CLEO/Europe-EQEC 2011, May 22-26 2011, Munich, Germany, CJ.P.25 (763).

E.F.Martynovich, V.P.Dresvianski, A.A.Starchenko, S.M.Kobtsev, S.V.Kukarin, S.N.Bagayev. Characterization of fiber supercontinuum by chromatic scattering. in Specialty Optical Fibers, OSA Technical Digest (CD) (Optical Society of America, 2011), paper SOTuA2.

2010:

S.Turitsyn, M.Dubov, S.Kobtsev, A.Ivanenko. Mode-Locking in 25-km Fibre Laser. 36th European Conference on Optical Communication (ECOC), Sep 19-23, 2010, Torino, Italy, Tu.5.D.1 pdf (0,95 Mb)

Arrangement for optical signal amplification. Authors: Kobtsev S.M., Smirnov S.V. Eurasian patent N 014088. Priority of invention: 09.10.2008. Date of issue: 30.09.2010.

Arrangement for optical signal amplification. Authors: Kobtsev S.M., Smirnov S.V. Russian patent N 2399128. Priority of invention: 09.10.2008. Date of issue: 10.09.2010.

B.Nyushkov, V.Denisov, S.Kobtsev, V.Pivtsov, N.Kolyada, A.Ivanenko, S.Turitsyn. High-pulse-energy mode-locked 3.5-km-long Er fibre laser. 14th International Conference "Laser Optics 2010", June 28 - July 02, 2010, St.Petersburg, Russia, FrR1-38.

B.N.Nyushkov, V.I.Denisov, S.M.Kobtsev, V.S.Pivtsov, N.A.Kolyada, A.V.Ivanenko, S.K.Turitsyn. Generation of 1.7-uJ pulses at 1.55um by a self-modelocked all-fiber laser with a kilometers-long linear-ring cavity. Laser Physics Letters, v. 7, N9, pp. 661-665 (2010). pdf (0,35 Mb)

S.M.Kobtsev, S.V.Kukarin, S.V.Smirnov, Y.S.Fedotov. High-energy mode-locked all-fiber laser with ultralong resonator. Laser Physics, v. 20, N2, pp. 351-356 (2010). pdf (0,17 Mb)

S.M.Kobtsev, S.V.Kukarin. All-fiber Raman supercontinuum generator. Laser Physics, v. 20, N2, pp. 372-374 (2010). pdf (0,12 Mb)

S.M.Kobtsev, S.V.Kukarin, S.V.Smirnov. All-fiber high-energy supercontinuum pulse generator. Laser Physics, v. 20, N2, pp. 375-378 (2010). pdf (0,14 Mb)

S.M.Kobtsev, S.V.Kukarin, Y.S.Fedotov. Wide-spectrally-tunable CW and femtosecond linear fiber lasers with ultrabroadband loop mirrors based on fiber circulators. Laser Physics, v. 20, N2, pp. 347-350 (2010). pdf (0,11 Mb)

A.V.Ivanenko, S.M.Kobtsev, S.V.Kukarin, A.S.Kurkov. Femtosecond Er laser system based on side-coupled fibers. Laser Physics, v. 20, N2, pp. 341-343 (2010). pdf (0,19 Mb)

A.V.Ivanenko, S.M.Kobtsev, S.V.Kukarin. Femtosecond ring all-fiber Yb laser with combined wavelength-division multiplexer–isolator. Laser Physics, v. 20, N2, pp. 344-346 (2010). pdf (0,11 Mb)

S.M.Kobtsev, B.Lev, J.Fortagh, V.I.Baraulya. Powerful narrow-line source of blue light for laser cooling Yb/Er and Dysprosium atoms. Proc. SPIE, "Solid State Lasers XIX: Technology and Devices", v. 7578, paper 75782F (2010). pdf (0,7 Mb)

S.M.Kobtsev, S.Kukarin, S.Smirnov, Y.Fedotov. Ultra-wide-tunable fibre source of femto- and picosecond pulses based on intracavity Raman conversion. Proc. SPIE, "Fiber Lasers VII: Technology, Systems, and Applications", v. 7580, paper 758023 (2010). pdf (0,27 Mb)

S.M.Kobtsev, S.Kukarin, S.Smirnov. Different generation regimes of mode-locked all-positive-dispersion all-fiber Yb laser. Proc. SPIE, "Fiber Lasers VII: Technology, Systems, and Applications", v. 7580, paper 758028 (2010). pdf (0,34 Mb)

2009:

S.Kobtsev, S.Kukarin, S.Smirnov, S.Turitsyn, A.Latkin. Generation of double-scale femto/pico-second optical lumps in mode-locked fiber lasers. Optics Express, v. 17, N 23, pp. 20707-20713 (2009). pdf (0,3 MB)

S.Kobtsev, S.Kukarin, S.Smirnov, S.Turitsyn, A.Latkin. Mode-locked all-positive-dispersion long-resonator fiber lasers: features of femto- and picosecond pulses generation regime. ACOFT/ACOLS 2009 Conference and Workshop on Dissipative Solitons, Nov 29 - Dec 03 2009, Adelaide, Australia

S.M.Kobtsev. Advanced solid-state, fibre and hybrid lasers for nanotechnologies. NanoTechnological Revolution Workshop NTR2009, 27 Sep - 02 Oct 2009, Bastia, France.

A.S.Kurkov, A.I.Ivanenko, S.M.Kobtsev, S.V.Kukarin. CW and pulsed lasers based on Er-doped GTWave fiber. 17th Int. Conference on Advanced Laser Technologies, Antalya, Turkey, 26 Sep - 01 Oct 2009, Conf. Proc. p. 93.

S.Kobtsev, S.Smirnov. Fiber supercontinuum generators with an extended set of controlled parameters in real time scale. Optics and Spectroscopy, v. 107, N 3, pp. 363-367 (2009). pdf (207 kB)

S.Kobtsev, S.Kukarin. Spectral broadening of femtosecond pulses in an nonlinear optical fiber amplifier. Optics and Spectroscopy, v. 107, N 3, pp. 368-370 (2009). pdf (123 kB)

S.Kobtsev, S.Kukarin, S.Smirnov, A.Latkin, S.Turitsyn. High-energy all-fiber all-positive-dispersion mode-locked ring Yb laser with 8 km optical cavity length. CLEO/Europe-EQEC 2009, 14-19 June 2009, Munich, Germany, CJ8.4. pdf (0,16 Mb)

S.Kobtsev, S.Kukarin, Y.Fedotov, S.Smirnov. All-fiber supercontinuum generator with high-energy pulses CLEO/Europe-EQEC 2009, 14-19 June 2009, Munich, Germany, CJ.P.16. pdf (0,15 Mb)

S.Kobtsev, S.Kukarin, Y.Fedotov. High-energy pulsed fibre laser based on a two-fibre assembly. Quantum Electron., v. 39, N5, p. 417-420 (2009). pdf (197 kB)

S.Kobtsev, V.Baraulya, V. Lunin. Wide-autoscanned narrow-line tunable system based on CW Ti:Sapphire/Dye laser for high precision experiments in nanophysics. Proc. SPIE, "Solid State Lasers XVIII: Technology and Devices ", v. 7193, paper 71932S (2009). pdf (1,1 Mb)

S.Kobtsev, S.Kukarin, Y.Fedotov. Q-switched hybrid MOPA laser system based on Yb fibre with side pumping by single source. Proc. SPIE, " Solid State Lasers XVIII: Technology and Devices ", v. 7193, paper 71932Q (2009).

S.Kobtsev, S.Smirnov. Supercontinuum generators with CW and pulsed pump: temporal structure and dynamic control of parameters. Proc. SPIE, "Nonlinear Frequency Generation and Conversion: Materials, Devices, and Applications VIII", v. 7197, paper 71971A (2009).

2008:

S.Kobtsev, S.Kukarin, Y.Fedotov. Ultra-low repetition rate mode-locked fiber laser with high-energy pulses. Optics Express, v. 16, N26, p. 21936-21941 (2008). pdf (317 kB)

S.M.Kobtsev, S.V.Kukarin, Y.S.Fedotov. High-energy Q-switched fiber laser based on the side-pumped active fiber. Laser Physics, v. 18, N 11, pp. 1230-1233 (2008).

S.M.Kobtsev, S.V.Kukarin, S.V.Smirnov. Fiber supercontinuum generator with wavelength-tunable pumping. Laser Physics, v. 18, N 11, pp. 1257-1259 (2008). pdf (123 kB)

S.M.Kobtsev, S.V.Smirnov. Temporal structure of a supercontinuum generated under pulsed and CW pumping.. Laser Physics, v. 18, N 11, pp. 1260-1263 (2008). pdf (158 kB)

S.M.Kobtsev, S.V.Smirnov. Fiber supercontinuum generators with dynamically controlled parameters.. Laser Physics, v. 18, N 11, pp. 1264-1267 (2008). pdf (148 kB)

S.M.Kobtsev, S.V.Smirnov. Influence of noise amplification on generation of regular short pulse trains in optical fibre pumped by intensity-modulated CW radiation. Opt. Express 16, 7428-7434 (2008) pdf (275 kB)

S.Kobtsev, S.Kukarin. Hybrid bulk/fibre MOPA system based on Yb:KYW laser. Proc. SPIE, "Solid State Lasers XVII: Technology and Devices", 2008, v. 6871, paper 68710Y (Photonics West, LASE-2008, 21-24 Jan 2008, San Jose, USA). pdf (856 kB)

S.Kobtsev, S.Kandrushin, A.Potekhin. Long-term frequency stabilisation of a CW single-frequency laser using a high-precision wavelength meter. Proc. SPIE, "Solid State Lasers XVII: Technology and Devices", 2008, v. 6871, paper 68712H (Photonics West, LASE-2008, 21-24 Jan 2008, San Jose, USA).

S.Kobtsev, S.Smirnov. CW- and pulse-pumped fiber super-continuum generators. Proc. SPIE, " Nonlinear Frequency Generation and Conversion: Materials, Devices, and Applications VII", 2008, v. 6875, paper 68750S (Photonics West, LASE-2008, 21-24 Jan 2008, San Jose, USA).

2007:

S.M.Kobtsev, S.V.Kukarin. Discrete-fibre subpicosecond oscillator-amplifier based on a Yb:KYW laser. Quantum Electronics, 2007, v. 37, N 11, pp. 993-995.

S.M.Kobtsev, S.V.Kukarin, S.V.Smirnov, N.V.Fateev. Control of the spectral and coherent properties of a supercontinuum with pronounced soliton structures in the spectrum by using phase-modulated femtosecond pump pulses. Quantum Electronics, 2007, v. 37, N 11, pp. 1038-1042. pdf (890 kB)

S.M.Kobtsev, S.V.Smirnov. Supercontinuum fiber sources under pulsed and CW pumping. Laser Physics, 2007, v. 17, N 11, pp. 1303-1305. pdf (145 kB)

S.Kobtsev, S.Kandrushin, A.Potekhin. Long-term frequency stabilization of a continuous-wave tunable laser with the help of a precision wavelengthmeter. Applied Optics, 2007, v. 46, N 23, pp. 5840-5843. pdf (316 kB)

J.D.Ania-Castanon, A.A.Pustovskikh, S.M.Kobtsev, S.K.Turitsyn. Simple design method for gain-flattened three-pump Raman amplifiers. Optical and Quantum Electronics, v. 39, N 3, p. 213-220 (2007). pdf (429 kB)

S.Kobtserv, A.Zavyalov. Efficient second-harmonic generation of CW radiation in an external optical cavity using non-linear crystal BIBO. Proc. SPIE, "Laser Optics 2006: Solid State Lasers and Nonlinear Frequency Conversion", 2007, v. 6610, paper 66100P. pdf (207 kB)

S.Kobtsev, V.Baraulya, V.Lunin. Combined CW ring single-frequency Ti:Sapphire/Dye laser for atom cooling and high-precision spectroscopy. Proc. SPIE, "Laser Optics 2006: Solid State Lasers and Nonlinear Frequency Conversion", 2007, v. 6610, paper 66100A.

S.Kobtsev, S.Kukarin, N.Fateev, S.Smirnov. Effect of phase modulation of femtosecond pump pulses on the spectral and coherence properties of super-continuum with strongly pronounced soliton structures in its spectrum. Proc. SPIE, "Laser Optics 2006: Diode Lasers and Telecommunication Systems", 2007, v. 6612, paper 66120C.

S.Kobtsev, V.Baraulya, V.Lunin. Efficient resonant doubler of CW tunable single-frequency radiation with a 1-THz automatic quasi-smooth scan range. Proc. SPIE, "Laser Optics 2006: Solid State Lasers and Nonlinear Frequency Conversion", 2007, v. 6610, paper 66100Q.

B.N.Markov, S.A.Babin, Z.Blaschak, Y.P.Gangskiy, S.M.Kobtsev, Y.E.Penionzhkevich. High-resolution laser spectrometer for basic and applied research. Bulletin of the Russian Academy of Sciences : Physics, 2007, v. 71, N6, p. 844-847 (Izvestiya Rossiiskoi Akademii Nauk, Seriya Fizicheskaya, 2007, Vol. 71, No. 6, pp. 872-875). pdf (220 kB)

S.Kobtsev, E.Kandrushin, A.Potekhin. New approach to long-term frequency stabilisation of radiation of single-frequency lasers. ICONO/LAT-2007, Conference on Lasers, Applications, and Technologies (LAT-2007), Minsk, Belarus, May 28-June 1, 2007. Conf. Prog., 2007, L01-52, p.95 / Proc. SPIE., v. 6731, "International Conference on Lasers, Applications, and Technologies 2007: Advanced Lasers and Systems", 2007, 67312U-1-8.

S.M.Kobtsev, S.V.Smirnov. Fiber supercontinuum generators with pulsed & CW pump. Russian scientific symposium "Fiber Lasers 2007", 4-6 April 2007, Novosibirsk, Russia. Proc. Symp., 2007, p. 63, 64.

S.Kobtsev, V.Baraoulya, V.Lunin. Ultra-narrow-linewidth combined CW Ti:Sapphire/Dye laser for atom cooling and high-precision spectroscopy. Proc. SPIE, "Solid State Lasers XVI: Technology and Devices", 2007, v. 6451, paper 64511U (Photonics West, LASE-2007, 22-25 Jan 2007, San Jose, USA). pdf (568 kB)

S.Kobtsev, V.Lunin. Resonant doubler with a 2-THz automatic quasi-smooth scan range for widely tunable CW single-frequency lasers. Proc. SPIE, "Nonlinear Frequency Generation and Conversion: Materials, Devices, and Applications", 2007, v. 6455, paper 645517 (Photonics West, LASE-2007, 22-25 Jan 2007, San Jose, USA). pdf (385 kB)

2006:

S.M.Kobtsev, V.I.Baraulya, V.M.Lunin. Combined CW single-frequency ring Dye/Ti:Sapphire laser. Quantum Electronics, 2006, v. 36, N 12, pp. 1148 - 1152 pdf (1022 kB)

I.V.Ptashnik, V.A.Kapitanov, Y.N.Ponomarev, N.P.Krivolutski, S.M.Kobtsev, S.I.Kablukov Determination of water vapor continuum absorption coefficient in 0.9 um spectral range. Atmospheric and Oceanic Optics, 2006, v. 19, N. 8, pp. 614-616.

A.V.Charukchev, S.M.Kobtsev, S.V.Kukarin, V.A.Malinov, N.V.Nikitin, O.G.Okhotnikov. Diode-pumped femtosecond master Yb:KYW laser for multi-terawatt Nd-glass facility PROGRESS-P. XII Int. Conf. "Laser Optics", June 2006, St.Petersburg, Tech. Prog., p. 40, ThR1-p18, 2006.

S.M.Kobtsev, A.O.Zavyalov. Efficient second-harmonic generation of CW radiation in an external optical cavity using non-linear crystal BIBO. XII Int. Conf. "Laser Optics", June 2006, St.Petersburg, Tech. Prog., p. 43, ThR1-p58, 2006.

S.M.Kobtsev, S.V.Kukarin, N.V.Fateev, S.V.Smirnov. Effect of femtosecond pump pulses phase modulation on the spectral and coherence properties of super-continuum with strongly expressed soliton spectral structures. XII Int. Conf. "Laser Optics", June 2006, St.Petersburg, Tech. Prog., p. 46, TuR3-03, 2006.

S.M.Kobtsev, V.I.Baraulya, V.M.Lunin. Combined CW ring single-frequency Ti:Sapphire/Dye laser for atom cooling and high-precision spectroscopy. XII Int. Conf. "Laser Optics", June 2006, St.Petersburg, Tech. Prog., p. 43, ThR1-p63, 2006.

S.M.Kobtsev, V.I.Baraulya, V.M.Lunin. Efficient resonant doubler of CW tunable single-frequency radiation with a 1-THz automatic quasi-smooth scan range. XII Int. Conf. "Laser Optics", June 2006, St.Petersburg, Tech. Prog., p. 43, ThR1-p57, 2006.

S.M.Kobtsev, S.V.Smirnov. Coherent properties of super-continuum containing clearly defined solitons. Optics Express, 2006, v. 14, N 9, pp. 3968-3980. pdf (677 kB)

S.V.Smirnov, J.D.Ania-Castanon, T.J.Ellingham, S.M.Kobtsev, S.V.Kukarin, S.K.Turitsyn. Optical spectral broadening and supercontinuum generation in telecom applications. Optical Fiber Technology, 2006, v. 12, N 2, pp. 122-147. pdf (404 kB)

2005:

S.M.Kobtsev, S.V.Smirnov. Modelling of high-power supercontinuum generation in highly nonlinear, dispersion shifted fibers at CW pump. Optics Express, 2005, v. 13, N18, pp. 6912-6918. pdf (244 kB)

S.M.Kobtsev, S.V.Kukarin, N.V.Fateev, S.V.Smirnov. Coherent, polarization and temporal properties of self-frequency shifted solitons generated in polarization-maintaining microstructured fibre. Appl. Phys. B, 2005, v. 81, N 2-3, pp. 265 - 269. pdf (349 kB)

S.V.Chepurov, E.M.Dianov, N.V.Fateev, S.A.Kuznetsov, V.M.Klementyev, S.M.Kobtsev, V.S.Pivtsov, A.A.Sysoliatin. Supercontinuum generation in highly nonlinear optical fibers using Cr:Forsterite laser. 7th Int. Conf. on Laser and Fiber-Optical Networks Modeling, September 2005, Yalta, Ukraine. Proceedings of LFNM, pp. 128-130, 2005. pdf (1.1 MB)

T.J.Ellingham, J.D.Ania-Castanon, A.A.Pustovskikh, M.P.Fedoruk, S.M.Kobtsev, S.K.Turitsyn. Dual-pump Raman amplification with enhanced flatness using modulation instability. CLEO/Europe-2005, June 13-16, 2005, Munich, Germany, CD7-4-TUE.

S.M.Kobtsev, A.A.Pustovskikh, S.V.Smirnov. Wide-spectrum supercontinuum generation in fibers with CW pump. ICONO/LAT-2005, May 11-15, 2005, St. Petersburg, Russia. ICONO/LAT-2005 Tech. Digest, IThS43. pdf (110 kB)

S.M.Kobtsev, S.V.Kukarin, S.V.Smirnov, N.V.Fateev. Self-frequency shifted solitons in photonic crystal fibers: coherent and temporal properties. ICONO/LAT-2005, May 11-15, 2005, St. Petersburg, Russia. ICONO/LAT-2005 Tech. Digest, IThS44. pdf (34 kB)

T.J.Ellingham, J.D.Ania-Castanon, S.K.Turitsyn, A.A.Pustovskikh, S.M.Kobtsev, M.P.Fedoruk. Dual-pump Raman amplification with increased flatness using modulation instability. Optics Express, 2005, v. 13, N4, pp. 1079-1084. pdf (140 kB)

2004:

S.N.Bagaev, V.I.Denisov, V.F.Zakhar'yash, V.M.Klement'ev, S.M.Kobtsev, I.I.Korel', S.A.Kuznetsov, S.V.Kukarin, V.S.Pivtsov, S.V.Smirnov, N.V.Fateev. Spectral and temporal characteristics of a supercontinuum in tapered optical fibres. Quantum Electronics, 2004, v. 34, N 12, pp. 1107-1115. pdf (375 kB)

S.M.Kobtsev, A.A.Pustovskikh. Improvement of Raman amplifier gain flatness by broadband pumping sources. Laser Physics, 2004, v. 14, N 12, pp. 1488-1492. pdf (41 kB)

T.J.Ellingham, A.A.Pustovskikh, J.D.Ania-Castanon, M.P.Fedoruk, S.M.Kobtsev, S.K.Turitsyn. Raman amplifier with increased flatness using modulation instability. 30th European Conference on Optical Communication, September 5-9, 2004, Stockholm, Sweden. ECOC-2004 Prog., We1.3.4., p. 40.

S.M.Kobtsev, A.A.Pustovskikh Raman gain flattening by using pump sources with different linewidths. Quantum Electronics, 2004, v. 34, N 11, pp. 1054-1056.

S.M.Kobtsev, S.V.Smirnov. Super-continuum generation in tapered and cobweb fibres with two-pulse picosecond pump. The 4th Int. Symp. "Modern Problems of Laser Physics", Novosibirsk, Russia, 22-27 August, 2004. MPLP 2004 Tech. Dig., p. 248, 249.

S.M.Kobtsev, A.A.Pustovskikh. Fibre Raman amplifier pumped by continuous-spectrum radiation. Quantum Electronics, 2004, v. 34, N 6, pp. 575-578. pdf (135 kB)

S.M.Kobtsev, S.V.Smirnov. Influence of the modulation instability on the formation of super-continuum in tapered and cobweb fibres. POWAG-2004, Summer-School on Advanced Glass-Based Nano-Photonics, July 2004, Bath, UK. POWAG-2004 Abstracts, C3. pdf (391 kB)

S.Kobtsev, S.Kukarin, N.Fateev, V.Mezentsev, S.Turitsyn. Tapered dual-core air-clad fiber for generation of polarized supercontinuum. POWAG-2004, Summer-School on Advanced Glass-Based Nano-Photonics, July 2004, Bath, UK. POWAG-2004 Abstracts, C7.

S.M.Kobtsev, S.V.Kukarin, N.V.Fateev, S.V.Smirnov. Generation of self-frequency-shifted solitons in tapered fibers in the presence of femtosecond pumping. Laser Physics, 2004, v. 14, N 5, pp. 748-751. pdf (77 kB)

2003:

S.M.Kobtsev, S.V.Smirnov. Optimization of temporal characteristics of supercontinuum generated in tapered air-clad fibers. Proc. SPIE, 2004, v. 5480, "Laser Optics 2003: Diode Lasers and Telecommunication Systems", pp. 64-71. pdf (742 kB)

S.M.Kobtsev, S.V.Kukarin, N.V.Fateev. Generation of a polarised supercontinuum in small-diameter quasi-elliptic fibres. Quantum Electronics, 2003, v. 33, N 12, pp. 1085-1088. pdf (547 kB)

S.M.Kobtsev, A.A.Pustovskikh. Gain-flattened Raman amplifier with broad-linewidth pumps approximating continuous-spectrum pump. The 5th Pacific Rim Conference "Lasers and Electro-Optics, 2003". CLEO/Pacific Rim 2003, Taipei, Taiwan, 15-19 Dec. 2003, THP-(8)-12. Proc. Conf., v. 2, p. 570.

S.M.Kobtsev, S.V.Kukarin, A.A.Pustovskikh, N.V.Fateev. Soliton self-frequency shift in the air-clad tapered fiber. The 5th Pacific Rim Conference "Lasers and Electro-Optics, 2003". CLEO/Pacific Rim 2003, Taipei, Taiwan, 15-19 Dec. 2003, THP-(5)-12. Proc. Conf., v. 2, p. 538. pdf (189 kB)

S.M.Kobtsev, S.V.Kukarin, N.V.Fateev. Polarisation properties of super-continuum generated in silica/air-clad dual-core tapered fibre. CLEO/Europe-2003, Munich, Germany, CL7M.

S.M.Kobtsev, A.A.Pustovskikh. Low gain ripple broadband Raman amplifier with continuous-spectrum pump. CLEO/Europe-2003, Munich, Germany, CL6-2-FRI. Lasers and Electro-Optics Europe, 2003, 22-27 June 2003, Proc. Conf., p. 630. pdf (208 kB)

V.Mezentsev, S.Turitsyn, S.Yakovenko, S.Kobtsev, S.Kukarin, N.Fateev. Numerical Modal Analysis of Silica/Air-Clad Dual-Core Fibres. XI Int. Workshop on Optical Waveguide Theory and Numerical Modelling, Prague, Czech Republic, April 4-5, 2003. pdf (145 kB)

S.Kobtsev, S.Kukarin, N.Fateev, S.Turitsyn, V.Mezentsev. Silica/air-clad dual-core tapered fiber for polarized supercontinuum generation. Optical Fiber Communication 2003 Conference , Atlanta, Georgia, USA, March 23-28, 2003, FH4, Proc. Conf., pp. 689-690. pdf (477 kB)

2002:

J.D.Ania-Castanon, S.M.Kobtsev, A.A.Pustovskikh, S.K.Turitsyn. Simple design method for gain-flattened three-pump Raman amplifiers. Lasers and Electro-Optics Society, 2002, Glasgow, Scotland. LEOS 2002, Tech. Prog., WQ4. The 15th Annual Meeting of the IEEE, v. 2 , 10-14 Nov. 2002, v. 2, pp. 500-501 pdf (236 kB)

S.M.Kobtsev, S.V.Kukarin, N.V.Fateev. Generation of polarized supercontinuum in air-clad dual tapered fiber. IQEC/LAT-2002 Conference, June 2002, Moscow. IQEC 2002 Tech. Digest, p. 396, QWH7. pdf (21 kB)

S.M.Kobtsev, S.V.Kukarin, A.A.Pustovskikh, N.V.Fateev. Stimulated Raman scattering in lengthy AllWave fiber with Nd:YAG laser pumping. IQEC/LAT-2002 Conference, June 2002, Moscow. IQEC 2002 Tech. Digest, p. 317, QTuO13

V.I.Baraulya, S.M.Kobtsev, A.A.Pustovskikh. Improvement of the beam intensity cross-section distribution in poweful dye amplifier. IQEC/LAT-2002 Conference, June 2002, Moscow. LAT 2002 Tech. Digest, p. 297, LThN2

S.M.Kobtsev, S.V.Kukarin, N.V.Fateev, A.A.Pustovskikh. Spectrum flattening of the supercontinuum generated in tapered fibers. POWAG'2002, White Nights' Summer School on Photosensitivity in Optical Waveguides and Glasses, June 2002, St.Petersburg. POWAG'2002 Digest, p. 58, 59, ThA2.

S.A.Babin, S.I.Kablukov, S.M.Kobtsev, V.V.Potapov, D.V.Churkin. Spectrum of an anti-Stokes Raman ion laser in L-schemes with various level parameters. Quantum Electronics, 2002, v. 32, N 5, pp. 455-459.

S.M.Kobtsev, S.V.Kukarin, N.V.Fateev. The controlling of femtosecond continuum generation spectrum width in small diameter fiber. Quantum Electronics, 2002, v. 32, N 1, pp. 11-13. pdf (108 kB)

2001:

S.M.Kobtsev, S.V.Smirnov, S.V.Kukarin, V.B.Sorokin. Femtosecond autocorrelator based on a swinging birefringent plate. Quantum Electronics, 2001, v. 31, N 9, pp. 829-833. pdf (229 kB)

S.M.Kobtsev, A.V.Korablev, S.V.Kukarin, V.B.Sorokin. Efficient autoscanned single-frequency CW dye laser. Proc. SPIE, "Control of Laser Beam Characteristics and ...", 2001, v. 4353, pp. 189-193. pdf (422 kB)

V.I.Baraulya, S.M.Kobtsev, S.V.Kukarin, V.B.Sorokin. Single-frequency stabilized dye jet laser pumped with a Cu-vapour laser through a fibre. Proc. SPIE, "Control of Laser Beam Characteristics and ...", 2001, v. 4353, pp. 183-188.

2000:

V.I.Baraulya, S.M.Kobtsev, A.A.Pustovskih. Optimization of dye amplifier cascades for high power isotope separation laser system. Int. Scien. Scool "Optics-2000", Oct. 2000, St.-Petersburgh. Scool Digest, pp. 55-56.

V.I.Baraulya, S.M.Kobtsev, S.V.Kukarin, A.A.Pustovskih, V.B.Sorokin. Ti:Sapphire laser with a Cu-vapour laser pump for two-photon photodynamic therapy. CLEO/Europe-2000, Sep. 2000, Nice, France. Conf. Digest, CTuK31, p. 102.

S.M.Kobtsev, S.V.Kukarin, V.B.Sorokin. Compact femtosecond autocorrelator based on a swinging birefringent plate. CLEO/Europe-2000, Sep. 2000, Nice, France. Conf. Digest, CTuK103, p. 138.

S.M.Kobtsev, S.V.Kukarin, M.Sentis, V.B.Sorokin, V.N.Ischenko. The amplification of femtosecond light pulses in blue spectra region. III Int. Symp. "Modern problems of laser physics", Novosibirsk, Russia, July 2000. Symp. Abstr., pp. 184, 185.

S.M.Kobtsev, S.V.Kukarin, A.A.Pustovskih, V.B.Sorokin. Ti:Sapphire laser pumped with a Cu-vapour laser. Proc. SPIE, "Atomic and Molecular Pulsed Lasers III", 2000, v. 4071, pp. 128-132.

V.I.Baraulya, S.M.Kobtsev, S.V.Kukarin, V.B.Sorokin. Powerful Single-Frequency Laser System based on a Cu-laser pumped Dye Laser. Proc. SPIE, "Atomic and Molecular Pulsed Lasers III", 2000, v. 4071, pp. 219-223.

1999:

S.M.Kobtsev, V.K.Makukha, Y.P.Meshalkin, A.P.Oghirenko. Two photon photodynamic therapy and diagnostics. II Int. Congress "Laser and Health - 99", Moscow, Dec. 1999. Mater. Congress, 1999, pp. 411, 412.

A.P.Oghirenko, S.M.Kobtsev, A.N.Denisov, S.A.Babin, N.E.Vasiliev. Powerful Russian laser complex "Spectromed-III" and it application in medical practice. Laser Medicine, 1999, v. 3, N 3-4, pp. 82-85.

E.E.Alfimov, S.M.Kobtsev, S.V.Kukarin, V.K.Makukha, Y.P.Meshalkin, A.P.Oghirenko, A.A.Pustovskikh, V.B.Sorokin. The "Blue Shift" of the Two-Photon Absorption for a Spectrum of Series Organic Dyes. The IV-th Int. Conf. AMPL'99, Tomsk, Sep. 1999. Tech. Prog., p. 19.

S.M.Kobtsev, S.V.Kukarin, V.B.Sorokin. Effective Intracavity Conversion of CVL-Pumped Jet Dye Laser Radiation to the Second Harmonic. The IV-th Int. Conf. AMPL'99, Tomsk, Sep. 1999. Tech. Prog., p. 19.

V.I.Baraulya, S.M.Kobtsev, S.V.Kukarin, V.B.Sorokin. Titanium-Sapphire laser-based Femtosecond Spectrometer. The IV-th Int. Conf. AMPL'99, Tomsk, Sep. 1999. Tech. Prog., p. 38.

1998:

B.V.Bondarev, V.N.Ischenko, S.A.Kochubei, S.V.Kukarin, V.B.Sorokin. Compact femtosecond system on the base of dye amplifiers, pumped by multichannel N2 longitudinal discharge laser. Proc. SPIE, "XI Int. Vavilov Conference", 1998, v. 2886, pp. 462-469.

A.P.Oghirenko, S.A.Babin, S.M.Kobtsev. Medical laser complexes "Spectromed" based on powerful argon laser and CW dye laser for photodynamic therapy and surgery. IXth Int. Conf. "Laser Optics", June 1998, St.Petersburg, Tech. Prog., p. 25.

E.F.Martynovich, D.A.Bashkov, B.V.Bondarev, S.V.Kukarin, V.B.Sorokin. Experimental investigation of non-steady effect of spatial modulation of luminescence intensity in crystals under femtosecond excitation. XVI Int. Conf. on Coherent and Nonlinear Optics "ICONO'98", Tech. Digest, 1998, Moscow, p. 734.

V.I.Baraulia, S.M.Kobtsev, A.V.Korablev, S.V.Kukarin, A.M.Yurkin. Widerange interferometric autocorrelator for the measurement of ultrashort light pulses parameters with light-emitting diodes used as a photodetectors. IXth Int. Conf. "Laser Optics", June 1998, St.Petersburg, Tech. Prog., p. 79.

V.I.Baraulya, S.M.Kobtsev, A.V.Korablev. Use of AL307 light-emitting diodes as photodetectors for diagnostics of femtosecond light pulses. Technical Physics Letters, 1998, v. 24, N 1, pp. 28-29.

S.A.Babin, S.I.Kablukov, S.M.Kobtsev. Parameters of Metastable ArII Ions in a Gas-Discharge Plasma. Optics and Spectroscopy, 1998, v. 84, N 6, pp. 828-834.

Publications in 1986-1997