Prof. Sergey N. Vainshtein Profile

Prof. Sergey N. Vainshtein

University Researcher at Univ of Oulu

SPIE Involvement:

Author

Publications (16)

SPIE Journal Paper | 10 May 2012

Single-heterostructure laser diode producing a 6 W/40 ps optical pulse from a 20 μm stripe width

Brigitte Lanz, Juha Kostamovaara, Sergey Vainshtein, Vladimir Lantratov, Nikolay Kalyuzhnyy

OE, Vol. 51, Issue 5, 050503, (May 2012) https://doi.org/10.1117/12.10.1117/1.OE.51.5.050503

KEYWORDS: Semiconductor lasers, Picosecond phenomena, Doping, Near field optics, Diodes, Transistors, Silicon, Switches, Pulsed laser operation, Chemical vapor deposition

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Proceedings Article | 3 December 2009 Paper

Doping profile effect on picosecond lasing of an internally Q-switched, high-power laser diode

Brigitte Lanz, Sergey Vainshtein, Juha Kostamovaara, Vladimir Lantratov, Nikolay Kalyuzhnyy

Proceedings Volume 7631, 763113 (2009) https://doi.org/10.1117/12.851642

KEYWORDS: Semiconductor lasers, Picosecond phenomena, Q switches, Doping, Diodes, Q switched lasers, Near field optics, High power lasers, Near field, Waveguides

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Proceedings Article | 12 June 2007 Paper

High-power picosecond laser diodes based on different methods of fast gain control for high-precision radar applications

Sergey Vainshtein, Juha Kostamovaara, Vladimir Lantratov, Nikolay Kaluzhniy, Sergey Mintairov

Proceedings Volume 6593, 65930B (2007) https://doi.org/10.1117/12.720830

KEYWORDS: Picosecond phenomena, Semiconductor lasers, Diodes, Gallium arsenide, High power lasers, Laser applications, Metalorganic chemical vapor deposition, Quantum wells, Near field, Switches

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Proceedings Article | 14 April 2006 Paper

High power gain switched laser diodes using a novel compact picosecond switch based on a GaAs bipolar junction transistor structure for pumping

Sergey Vainshtein, Juha Kostamovaara

Proceedings Volume 6184, 618403 (2006) https://doi.org/10.1117/12.661881

KEYWORDS: Semiconductor lasers, Picosecond phenomena, Transistors, Quantum wells, Gallium arsenide, Switching, Optical simulations, Switches, High power lasers, Optics manufacturing

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Proceedings Article | 13 April 2005 Paper

Effect of circuital currents on the speed and efficiency of picosecond-range switching in a GaAs avalanche transistor

Sergey Vainshtein, Valentin Yuferev, Juha Kostamovaara

Proceedings Volume 5725, (2005) https://doi.org/10.1117/12.581504

KEYWORDS: Switching, Transistors, Capacitance, Picosecond phenomena, Inductance, Ionization, Gallium arsenide, Switches, Silicon, Semiconductors

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Proceedings Article | 1 September 2004 Paper

Effect of internal optical pumping on the picosecond kinetics of a laser diode with field-assisted gain control

Sergey Vainshtein, Juha Kostamovaara, Sampo Backman, Mikhail Sverdlov, Larisa Shestak

Proceedings Volume 5452, (2004) https://doi.org/10.1117/12.544988

KEYWORDS: Picosecond phenomena, Semiconductor lasers, Optical pumping, Photons, Diodes, Absorption, Near field optics, Microelectromechanical systems, Pulsed laser operation, Zinc

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Proceedings Article | 16 June 2004 Paper

Picosecond range switching of a GaAs avalanche transistor due to bulk carrier generation by avalanching Gunn domains

Sergey Vainshtein, Valentin Yuferev, Juha Kostamovaara

Proceedings Volume 5352, (2004) https://doi.org/10.1117/12.520782

KEYWORDS: Switching, Transistors, Gallium arsenide, Picosecond phenomena, Silicon, Ionization, Photon transport, Resistors, Plasma, Inductance

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Proceedings Article | 24 April 2003 Paper

High-repetition-rate current drivers for picosecond laser modules employed in high-precision laser radars and 3D vision

Sergey Vainshtein, Valentin Yuferev, Juha Kostamovaara

Proceedings Volume 5116, (2003) https://doi.org/10.1117/12.498190

KEYWORDS: Transistors, Switching, Picosecond phenomena, Switches, Silicon, LIDAR, 3D vision, Semiconductors, Resistors, Semiconductor lasers

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Proceedings Article | 11 March 2003 Paper

Electric-field-assisted gain control in a high-power picosecond laser diode

Sergey Vainshtein, Valentin Yuferev, Juha Kostamovaara

Proceedings Volume 4947, (2003) https://doi.org/10.1117/12.468467

KEYWORDS: Picosecond phenomena, Semiconductor lasers, Optical simulations, High power lasers, Diodes, Absorption, Photons, Photon transport, Transparency, Gallium arsenide

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Proceedings Article | 11 June 2002 Paper

First observation of the short-pulsing Q-switching mode in a double-heterostructure laser diode without ion implantation

Sergey Vainshtein, Mikhail Sverdlov, Larisa Shestak, Vladimir Tretyakov, Juha Kostamovaara

Proceedings Volume 4643, (2002) https://doi.org/10.1117/12.470425

KEYWORDS: Q switches, Semiconductor lasers, Picosecond phenomena, Diodes, Photons, Heterojunctions, Gallium arsenide, Semiconducting wafers, Ion implantation, Laser applications

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Proceedings Article | 9 March 2001 Paper

Internal Q-switching in single-heterostructure lasers: one term for two phenomena

Sergey Vainshtein, Juha Kostamovaara

Proceedings Volume 4354, (2001) https://doi.org/10.1117/12.418830

KEYWORDS: Q switches, Semiconductor lasers, Picosecond phenomena, Diffraction, Pulsed laser operation, Absorption, Diodes, Refractive index, Saturable absorption, Temperature metrology

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Proceedings Article | 9 March 2001 Paper

High-power picosecond laser transmitter with highly stable switching delay

Sergey Vainshtein, Andrey Maslevtsov, Juha Kostamovaara

Proceedings Volume 4354, (2001) https://doi.org/10.1117/12.418831

KEYWORDS: Picosecond phenomena, Semiconductor lasers, Optical filters, Q switches, Diodes, Pulsed laser operation, Transmitters, Transistors, Switching, High power lasers

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Proceedings Article | 28 March 2000 Paper

Transient spectrum relaxation in Q-switched laser diode with intrinsic absorber

Sergey Vainshtein, Juha Kostamovaara

Proceedings Volume 3940, (2000) https://doi.org/10.1117/12.381459

KEYWORDS: Q switches, Semiconductor lasers, Picosecond phenomena, Pulsed laser operation, Diffraction, Diodes, Saturable absorption, Absorption, Q switched lasers, Refractive index

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Proceedings Article | 19 August 1997 Paper

Imaging lidar for space and industrial applications

Risto Myllylae, Janusz Marszalec, Antti Maentyniemi, Juha Kostamovaara, Sergey Vainshtein, Veli Heikkinen, Jinlong Zhang

Proceedings Volume 3101, (1997) https://doi.org/10.1117/12.281295

KEYWORDS: Sensors, LIDAR, Transmitters, Distance measurement, Receivers, Time metrology, Head, Electronics, Sensor performance, Pulsed laser operation

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Proceedings Article | 19 August 1997 Paper

Generating optical pulses for a fast laser radar

Ari Kilpelae, Sergey Vainshtein, Juha Kostamovaara

Proceedings Volume 3101, (1997) https://doi.org/10.1117/12.281286

KEYWORDS: Transistors, Semiconductor lasers, Pulsed laser operation, Diodes, Switching, Picosecond phenomena, Gain switching, Q switches, LIDAR, Modes of laser operation

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Proceedings Article | 28 May 1993 Paper

Subnanosecond high-power laser pulses for time-of-flight laser distance meters

Ari Kilpelae, Sergey Vainshtein, Juha Kostamovaara, Risto Myllylae

Proceedings Volume 1821, (1993) https://doi.org/10.1117/12.145554

KEYWORDS: Pulsed laser operation, Fiber lasers, Picosecond phenomena, Temperature metrology, Semiconductor lasers, Transistors, LIDAR, Resistors, Electronics, High power lasers

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Showing 5 of 16 publications

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