Dr. Andrei A. Kotkov Profile

Dr. Andrei A. Kotkov

Senior Scientist at PN Lebedev Physical Institute

SPIE Involvement:

Author

Publications (51)

Proceedings Article | 11 December 2019 Paper

Role of ozone in cryogenic plasma of carbon monoxide laser

A. Ionin, I. Kinyaevskiy, Yu. Klimachev, A. Kotkov, A. Yu. Kozlov, A. Kurnosov, D. Mokrousova, D. Sinitsyn

Proceedings Volume 11322, 113220J (2019) https://doi.org/10.1117/12.2543514

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Proceedings Article | 7 October 2019 Presentation + Paper

Hybrid molecular gas laser systems operating within wavelength range of 1.7–19.3 micron

Andrey Ionin, Igor Kinyaevskiy, Yurii Klimachev, Andrei Kotkov, Andrei Kozlov, Adilya Sagitova, Leonid Seleznev, Dmitry Sinitsyn

Proceedings Volume 11162, 111620D (2019) https://doi.org/10.1117/12.2532492

KEYWORDS: Gas lasers, Carbon monoxide, Laser systems engineering, Nonlinear crystals, Mid-IR, Frequency conversion, Crystals, Carbon dioxide lasers, Harmonic generation

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Proceedings Article | 3 January 2019 Paper

Super-broadband hybrid mid-infrared laser systems

A. Ionin, I. Kinyaevskiy, Yu. Klimachev, A. Kotkov, A. Kozlov, A. Sagitova, L. Seleznev, D. Sinitsyn

Proceedings Volume 11042, 1104204 (2019) https://doi.org/10.1117/12.2521717

KEYWORDS: Gas lasers, Nonlinear crystals, Crystals, Frequency conversion, Laser systems engineering, Mid-IR, Carbon monoxide, Sum-frequency generation, Gases

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Proceedings Article | 25 November 2014 Paper

Zeeman Effect treatment in the infrared spectrum of the nitric oxide molecule

Yu. Borkov, A. Ionin, Yu. Klimachev, I. Kinyaevskiy, A. Kotkov, A. Yu. Kozlov, O. Sulakshina

Proceedings Volume 9292, 929207 (2014) https://doi.org/10.1117/12.2075283

KEYWORDS: Magnetism, Molecules, Absorption, Gas lasers, Zeeman effect, NOx, Molecular lasers, Infrared radiation, Molecular interactions, Continuous wave operation

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Proceedings Article | 10 October 2014 Paper

Broadband hybrid IR laser system emitting within 2.5-16.57 micron

O. Budilova, A. Ionin, I. Kinyaevskiy, Yu. Klimachev, A. Kotkov

Proceedings Volume 9251, 92510P (2014) https://doi.org/10.1117/12.2066076

KEYWORDS: Gas lasers, Carbon dioxide lasers, Crystals, Nonlinear crystals, Carbon monoxide, Laser crystals, Laser systems engineering, Frequency conversion, Q switched lasers, Mirrors

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Proceedings Article | 25 February 2012 Paper

MOPA carbon monoxide laser system emitting nanosecond pulses

Andrey Ionin, Igor Kinyaevsky, Yurii Klimachev, Andrey Kotkov, Andrey Kozlov

Proceedings Volume 8238, 82380D (2012) https://doi.org/10.1117/12.906219

KEYWORDS: Molybdenum, Carbon monoxide, Mode locking, Signal attenuation, Laser resonators, Amplitude modulation, Gas lasers, Optical amplifiers, Laser energy, Mirrors

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Proceedings Article | 17 February 2011 Paper

CO laser frequency conversion in nonlinear crystals ZnGeP2 and GaSe

Yu. M. Andreev, A. Yu. Gerasimov, S. Grigoryants, A. Ionin, I. Kinyaevsky, Yu. M. Klimachev, A. Yu. Kozlov, A. Kotkov, G. Lanskii, A. Morozov

Proceedings Volume 7994, 79941O (2011) https://doi.org/10.1117/12.882815

KEYWORDS: Gas lasers, Gases, Crystals, Second-harmonic generation, Frequency conversion, Terahertz radiation, Nonlinear crystals, Mode locking, Laser crystals, Phase matching

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Proceedings Article | 8 February 2011 Paper

Spectroscopic analysis of multicomponent gas mixtures with wide range carbon monoxide laser

E. Yu. Bondarchuk, A. Ionin, A. Yu. Kozlov, Yu. M. Klimachev, A. Kotkov, O. Romanovskii, S. Yakovlev

Proceedings Volume 7994, 799413 (2011) https://doi.org/10.1117/12.880040

KEYWORDS: Gas lasers, Absorption, NOx, Molecules, Spectroscopy, Carbon dioxide lasers, Carbon dioxide, Atmospheric sensing, Nitrous oxide, Methane

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Proceedings Article | 18 April 2009 Paper

Influence of nitrogen oxides on singlet delta oxygen production in pulsed electric discharge for oxygen-iodine laser

A. Ionin, Yu. M. Klimachev, A. Kotkov, A. Yu. Kozlov, I. Kochetov, A. Napartovich, O. Rulev, L. Seleznev, D. Sinitsyn, N. Vagin, N. Yuryshev

Proceedings Volume 7131, 713107 (2009) https://doi.org/10.1117/12.811862

KEYWORDS: Oxygen, NOx, Luminescence, Nitrogen, Oxides, Molecules, Electrons, Carbon monoxide, Ions, Iodine

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Proceedings Article | 18 April 2009 Paper

Carbon monoxide laser emitting nanosecond pulses with 10 MHz repetition rate

Andrey Ionin, Yuriy Klimachev, Andrey Kotkov, Andrey Yu. Kozlov, Leonid Seleznev, Dmitriy Sinitsyn

Proceedings Volume 7131, 71310W (2009) https://doi.org/10.1117/12.811858

KEYWORDS: Gas lasers, Mode locking, Pulsed laser operation, Ions, Mirrors, Fourier transforms, Energy efficiency, Optical amplifiers, Carbon monoxide, Bragg cells

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Proceedings Article | 23 May 2008 Paper

Mode-locked electron-beam sustained discharge CO laser

Andrey Ionin, Yuriy Klimachev, Andrey Kotkov, Andrey Yu. Kozlov, Leonid Seleznev, Dmitry Sinitsyn

Proceedings Volume 7005, 70052G (2008) https://doi.org/10.1117/12.782491

KEYWORDS: Gas lasers, Mode locking, Pulsed laser operation, Ions, Mirrors, Energy efficiency, Molecules, Molecular lasers, Bragg cells, Laser ablation

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Proceedings Article | 12 May 2008 Paper

Influence of nitrogen oxides NO and NO2 additives on singlet oxygen production in pulsed electron-beam sustained discharge

A. Ionin, Yu. Klimachev, A. Yu. Kozlov, A. Kotkov, I. Kochetov, A. Napartovich, O. Rulev, L. Seleznev, D. Sinitsyn, N. Vagin, N. Yuryshev

Proceedings Volume 7005, 70051J (2008) https://doi.org/10.1117/12.782481

KEYWORDS: Oxygen, NOx, Luminescence, Nitrogen, Oxides, Molecules, Carbon monoxide, Ions, Iodine, Plasma

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Proceedings Article | 26 April 2007 Paper

Pulsed CO laser and laser amplifier operating on oxygen containing gas mixtures

Andrey Ionin, Yurii Klimachev, Andrey Kotkov, Andrey Yu. Kozlov, Leonid Seleznev, Roman Andrusenko

Proceedings Volume 6346, 63463D (2007) https://doi.org/10.1117/12.740333

KEYWORDS: Oxygen, Gas lasers, Carbon monoxide, Molecules, Nitrogen, Lab on a chip, Helium, Laser amplifiers, Molecular lasers, Amplifiers

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Proceedings Article | 13 April 2007 Paper

Small signal gain in a pulsed CO laser amplifier operating on oxygen containing gas mixtures

Andrey Ionin, Yurii Klimachev, Andrey Kotkov, Andrey Kozlov, Leonid Seleznev, Roman Andrusenko

Proceedings Volume 6611, 66110H (2007) https://doi.org/10.1117/12.740601

KEYWORDS: Oxygen, Gas lasers, Molecules, Carbon monoxide, Nitrogen, Helium, Molecular lasers, Amplifiers, Laser beam diagnostics, Laser amplifiers

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Proceedings Article | 9 June 2006 Paper

Fundamental and overtone band lasing in RF discharge supersonic CO laser

L. Seleznev, W. Bohn, H. von Bülow, S. Dass, G. Hager, A. Ionin, Yu. Klimachev, A. Kotkov, J. McIver, J. McCord, R. Tate

Proceedings Volume 6053, 605308 (2006) https://doi.org/10.1117/12.660055

KEYWORDS: Gas lasers, Carbon monoxide, Laser resonators, Laser systems engineering, Laser development, Electrical efficiency, Resonators, Pulsed laser operation, High power lasers, Optical resonators

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Proceedings Article | 31 May 2006 Paper

Supersonic overtone CO laser: research and development

W. Bohn, H. von Bülow, S. Dass, G. Hager, A. Ionin, Yu. Klimachev, A. Kotkov, J. McCord, J. McIver, L. Seleznev, D. Sinitsyn, R. Tate

Proceedings Volume 6263, 626303 (2006) https://doi.org/10.1117/12.677387

KEYWORDS: Gas lasers, Laser resonators, Carbon monoxide, Laser development, Molecules, Resonators, Continuous wave operation, Molecular lasers, Analytical research, Laser systems engineering

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Proceedings Article | 23 March 2005 Paper

CO laser: advances in theory and experiment

Anatoly Napartovich, Alexander Kurnosov, Sergei Shnyrev, Andrei Ionin, Yurii Klimachev, Andrei Kotkov, Leonid Seleznev, Dmitrii Sinitsyn

Proceedings Volume 5777, (2005) https://doi.org/10.1117/12.611074

KEYWORDS: Gas lasers, Carbon monoxide, Data modeling, Laser development, Molecules, Energy efficiency, Cryogenics, Physics, Carbon dioxide lasers, Molecular lasers

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Proceedings Article | 23 March 2005 Paper

Time behavior of small-signal gain on high vibrational transitions for pulsed CO laser amplifier with gas mixtures CO:He, CO:N2, and CO:O2

Yurii Klimachev, Andrei Ionin, Andrei Kotkov, A. Kozlov, O. Rulev, Leonid Seleznev, Dmitrii Sinitsyn, S. Vetoshkin

Proceedings Volume 5777, (2005) https://doi.org/10.1117/12.611085

KEYWORDS: Gas lasers, Carbon monoxide, Molecules, Oxygen, Amplifiers, Molecular lasers, Optical amplifiers, Absorption, Laser systems engineering, Cryogenics

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Proceedings Article | 23 March 2005 Paper

Measurements of the thermodynamic parameters for CO laser gas mixtures excited by pulsed electron-beam sustained discharge

Leonid Seleznev, Andrei Ionin, Yurii Klimachev, Igor Kochetov, Andrei Kotkov, A. Kozlov, Alexander Kurnosov, Anatoly Napartovich, Dmitrii Sinitsyn, S. Vetoshkin

Proceedings Volume 5777, (2005) https://doi.org/10.1117/12.611078

KEYWORDS: Gas lasers, Carbon monoxide, Oxygen, Temperature metrology, Molecules, Laser beam diagnostics, Continuous wave operation, Thermodynamics, Diagnostics, Nitrogen

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Proceedings Article | 23 March 2005 Paper

Singlet delta oxygen production in e-beam sustained discharge: theory and experiment

Andrei Ionin, Mikhail Frolov, Gordon Hager, Yurii Klimachev, Igor Kochetov, Andrei Kotkov, Anatoly Napartovich, Yurii Podmar'kov, Leonid Seleznev, Dmitrii Sinitsyn, Nikolai Vagin, Nikolay Yuryshev

Proceedings Volume 5777, (2005) https://doi.org/10.1117/12.611017

KEYWORDS: Oxygen, Carbon monoxide, Solar thermal energy, Signal detection, Photodetectors, Temperature metrology, Argon, Luminescence, Helium, Molecules

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Proceedings Article | 20 September 2004 Paper

Electron-beam sustained discharge in oxygen gas mixtures: singlet delta oxygen production for oxygen-iodine laser

Mikhail Frolov, Gordon Hager, Andrei Ionin, Yurii Klimachev, Igor Kochetov, Andrei Kotkov, John McIver, Anatolii Napartovich, Yurii Podmar'kov, Leonid Seleznev, Dmitrii Sinitsyn, Nikolai Vagin, Nikolay Yuryshev

Proceedings Volume 5448, (2004) https://doi.org/10.1117/12.547117

KEYWORDS: Oxygen, Luminescence, Carbon monoxide, Gas lasers, Argon, Molecules, Calibration, Spectroscopy, Photodetectors, Laser damage threshold

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Proceedings Article | 20 September 2004 Paper

The methods of singlet oxygen detection for DOIL program

Nikolay Yuryshev, Andrei Ionin, Mikhail Frolov, Yurii Klimachev, Igor Kochetov, Andrei Kotkov, Anatolii Napartovich, Yurii Podmar’kov, Leonid Seleznev, Dmitrii Sinitsyn, Nikolai Vagin

Proceedings Volume 5448, (2004) https://doi.org/10.1117/12.547068

KEYWORDS: Oxygen, Absorption, Calibration, Spectrographs, Sensors, Chemical lasers, Numerical modeling, Mirrors, Charge-coupled devices, Chemical oxygen iodine lasers

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Proceedings Article | 20 September 2004 Paper

Theoretical studies on kinetics of singlet oxygen in nonthermal plasma

Mikhail Frolov, Andrei Ionin, Andrei Kotkov, Igor Kochetov, Anatolii Napartovich, Yurii Podmarkov, Leonid Seleznev, Dmitrii Sinitsyn, Nikolai Vagin, Nikolay Yuryshev

Proceedings Volume 5448, (2004) https://doi.org/10.1117/12.547382

KEYWORDS: Oxygen, Electrons, Molecules, Plasma, Chemical species, Ionization, Data modeling, Carbon monoxide, Argon, Ozone

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Proceedings Article | 16 June 2004 Paper

Small signal gain time behavior on high vibrational transitions (V>15) of pulsed CO laser amplifier

Andrei Ionin, Yurii Klimachev, Andrei Kotkov, Dmitrii Sinitsyn, Leonid Seleznev, S. Vetoshkin, A. Kozlov, O. Rulev, Anatolii Napartovich, Alexander Kurnosov, Sergei Shnyrev

Proceedings Volume 5479, (2004) https://doi.org/10.1117/12.558217

KEYWORDS: Gas lasers, Carbon monoxide, Mirrors, Molybdenum, Continuous wave operation, Time metrology, Amplifiers, Nitrogen, Diffraction gratings, Data modeling

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Proceedings Article | 11 May 2004 Paper

Electric properties, spectroscopy, and singlet delta oxygen yield of electron-beam sustained discharge in oxygen gas mixtures

Michail Frolov, Gordon Hager, Andrei Ionin, Yurii Klimachev, Igor Kochetov, Andrei Kotkov, Jack McIver, Anatolii Napartovich, Yurii Podmar'kov, Leonid Seleznev, Dmitrii Sinitsyn, Nikolai Vagin, Nikolai Yuryshev

Proceedings Volume 5334, (2004) https://doi.org/10.1117/12.525715

KEYWORDS: Oxygen, Carbon monoxide, Luminescence, Argon, Gas lasers, Spectroscopy, Molecules, Calibration, Laser damage threshold, Noble gases

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Proceedings Article | 22 September 2003 Paper

Detection capabilities of different molecular lasers in infrared spectroscopic diagnostics of multicomponent gas mixtures

Sergey Ivanov, Andrei Ionin, Andrei Kotkov, A. Kozlov, Leonid Seleznev, O. Buzykin

Proceedings Volume 5149, (2003) https://doi.org/10.1117/12.519657

KEYWORDS: Gas lasers, Absorption, Carbon dioxide lasers, Spectroscopy, Laser spectroscopy, Hydrogen fluoride lasers, Carbon dioxide, Infrared spectroscopy, Molecular lasers, Infrared lasers

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Proceedings Article | 13 September 2002 Paper

Multicomponent gas analysis with first-overtone CO laser

Andrei Ionin, Sergei Ivanov, Andrei Kotkov, A. Yu. Kozlov, Leonid Seleznev

Proceedings Volume 4760, (2002) https://doi.org/10.1117/12.482071

KEYWORDS: Gas lasers, Absorption, Hydrogen fluoride lasers, Carbon monoxide, Deuterium fluoride lasers, Spectroscopy, NOx, Gases, Carbon dioxide lasers, Molecular lasers

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Proceedings Article | 13 September 2002 Paper

Small-signal gain and kinetic processes on highly excited vibrational levels in active medium of pulsed first-overtone CO laser

Andrei Ionin, Andrei Kotkov, Yurii Klimachev, Leonid Seleznev, Dmitrii Sinitsyn, Alexander Kurnosov, Anatoly Napartovich, Sergei Shnyrev, Gordon Hager, John McCord

Proceedings Volume 4760, (2002) https://doi.org/10.1117/12.482068

KEYWORDS: Gas lasers, Nitrogen, Carbon monoxide, Molecules, Data modeling, Pulsed laser operation, Laser resonators, Time metrology, Molecular lasers, Transparency

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Proceedings Article | 30 April 2002 Paper

Quantitative spectroscopic atmospheric pollution diagnostics using first-overtone CO laser radiation

O. Buzykin, Andrei Ionin, Sergei Ivanov, Andrei Kotkov, Leonid Seleznev

Proceedings Volume 4644, (2002) https://doi.org/10.1117/12.464133

KEYWORDS: Absorption, Gas lasers, Spectroscopy, Diagnostics, Carbon dioxide, NOx, Carbon dioxide lasers, Gases, Spectroscopic atmospheric monitoring techniques, Hydrogen fluoride lasers

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Proceedings Article | 30 April 2002 Paper

Diagnostics of turbulent flow parmeters of active mixture in fast axial flow CO2 laser

S. Buyarov, V. Dubrov, Michail Galushkin, Vladimir Golubev, R. Grishayev, Andrei Ionin, Andrei Kotkov, Vladislav Panchenko, Yuri Zavalov

Proceedings Volume 4644, (2002) https://doi.org/10.1117/12.464130

KEYWORDS: Carbon dioxide lasers, Diffusion, Diagnostics, Mirrors, Four wave mixing, Resonators, Laser resonators, Photoresistors, High power lasers, Active optics

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Proceedings Article | 25 January 2001 Paper

Multiquantum vibrational exchange in vibration-excited CO molecules

Andrei Ionin, Yurii Klimachev, Yuri Konev, Andrei Kotkov, Alexander Kurnosov, Anatoly Napartovich, Leonid Seleznev, Dmitrii Sinitsyn, Yu. Terekhov

Proceedings Volume 4184, (2001) https://doi.org/10.1117/12.414057

KEYWORDS: Gas lasers, Molecules, Carbon monoxide, Temperature metrology, Data modeling, Pulsed laser operation, Q switched lasers, Molecular lasers, Quantum physics, Resonators

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Proceedings Article | 16 August 2000 Paper

Spectrum formation of pulsed first-overtone CO laser operating on highly excited vibrational transitions

Andrei Ionin, Andrei Kotkov, Alexander Kurnosov, Anatoly Napartovich, Leonid Seleznev, Nikolay Turkin

Proceedings Volume 4065, (2000) https://doi.org/10.1117/12.407335

KEYWORDS: Gas lasers, Nitrogen, Carbon monoxide, Molecules, Pulsed laser operation, Visibility, Cerium, Diffraction gratings, Molecular interactions, Molecular lasers

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Proceedings Article | 24 April 2000 Paper

Efficient first-overtone CO laser frequency tuned within the spectral range of 2.5-4.2 um

Nikolai Basov, Gordon Hager, Andrei Ionin, Andrei Kotkov, Alexander Kurnosov, John McCord, Anatoly Napartovich, Leonid Seleznev, Nikolay Turkin

Proceedings Volume 4071, (2000) https://doi.org/10.1117/12.383465

KEYWORDS: Gas lasers, Mirrors, Laser resonators, Carbon monoxide, Diffraction gratings, Reflectivity, Solar thermal energy, Dielectric mirrors, Molecules, Pulsed laser operation

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Proceedings Article | 3 April 2000 Paper

Frequency-tunable single-line pulsed first-overtone carbon monoxide laser

Nikolai Basov, Gordon Hager, Andrei Ionin, Andrei Kotkov, Alexander Kurnosov, John McCord, Anatoly Napartovich, Leonid Seleznev, Nikolay Turkin

Proceedings Volume 3889, (2000) https://doi.org/10.1117/12.380920

KEYWORDS: Gas lasers, Diffraction gratings, Carbon monoxide, Solar thermal energy, Laser resonators, Nitrogen, Resonators, Solids, Laser optics, Diffraction

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Proceedings Article | 7 June 1999 Paper

Effective multiline pulsed first-overtone CO laser operating in a spectral range of 2.5 to 4.1 um

Nikolai Basov, Gordon Hager, Andrei Ionin, Andrei Kotkov, Alexander Kurnosov, John McCord, Anatoly Napartovich, Leonid Seleznev, Nikolay Turkin

Proceedings Volume 3612, (1999) https://doi.org/10.1117/12.350657

KEYWORDS: Gas lasers, Mirrors, Laser resonators, Reflectivity, Quantum efficiency, Virtual colonoscopy, Dielectric mirrors, Resonators, Carbon monoxide, Dielectrics

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Proceedings Article | 14 September 1998 Paper

Intracavity phase conjugation of pulsed CO2 laser radiation

Andrei Ionin, Andrei Kotkov, Leonid Seleznev

Proceedings Volume 3343, (1998) https://doi.org/10.1117/12.321597

KEYWORDS: Carbon dioxide lasers, Laser resonators, Phase conjugation, Amplitude modulation, Pulsed laser operation, Polarization, Reflectivity, Signal processing, Carbon dioxide, Transient nonlinear optics

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Proceedings Article | 12 May 1998 Paper

Phase conjugation at intracavity degenerate four-wave mixing of frequency-selective pulsed CO laser radiation

Andrei Ionin, Andrei Kotkov, Alexander Kurnosov, Anatoly Napartovich, Leonid Seleznev

Proceedings Volume 3268, (1998) https://doi.org/10.1117/12.308051

KEYWORDS: Gas lasers, Pulsed laser operation, Mirrors, Carbon monoxide, Phase conjugation, Four wave mixing, Switching, Diffraction gratings, Reflectivity, Laser resonators

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Proceedings Article | 12 May 1998 Paper

Parametric study of a first overtone CO laser with supressed fundamental band lasing: experiment and theory

Andrei Ionin, Andrei Kotkov, Alexander Kurnosov, Anatoly Napartovich, Leonid Seleznev, Nikolay Turkin

Proceedings Volume 3268, (1998) https://doi.org/10.1117/12.308060

KEYWORDS: Gas lasers, Optical filters, Absorption, Carbon monoxide, Pulsed laser operation, Laser resonators, Molecules, Mathematical modeling, Mirrors, Scattering

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