Dr. Augustinas Vizbaras Profile

Dr. Augustinas Vizbaras

at Brolis Semiconductors UAB

SPIE Involvement:

Author

Publications (22)

Proceedings Article | 20 February 2019 Presentation + Paper

Presentation + Paper

Hybrid GaSb/Si swept-wavelength laser sensor technology for next generation wearable healthcare device platform

Augustinas Vizbaras, Ieva Šimonytė, Arūnas Miasojedovas, Tadas Bučiūnas, Greta Naujokaitė, Mindaugas Greibus, Augustinas Trinkūnas, Andreas De Groote, Daan Martens, Žilvinas Dambrauskas, Antanas Gulbinas, Gunther Roelkens, Kristijonas Vizbaras

Proceedings Volume 10885, 108850T (2019) https://doi.org/10.1117/12.2508471

KEYWORDS: Sensors, Laser applications, Glucose, Molecules, Blood, Spectroscopy, Gallium antimonide, Quantum wells, Microelectromechanical systems, Sensor technology

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Proceedings Article | 4 May 2018 Presentation + Paper

Presentation + Paper

Band I DIRCM laser based on GaSb direct diode technology

Edgaras Dvinelis, Greta Naujokaitė, Mindaugas Greibus, Donatas Buivydas, Augustinas Trinkūnas, Kristijonas Vizbaras, Augustinas Vizbaras

Proceedings Volume 10637, 106370B (2018) https://doi.org/10.1117/12.2304619

KEYWORDS: Semiconductor lasers, Directed infrared countermeasures, Gallium antimonide, Laser applications, High power lasers, Near field, Diodes

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Proceedings Article | 22 February 2018 Presentation + Paper

Presentation + Paper

III-V/silicon photonic integrated circuits for spectroscopic sensing in the 2um wavelength range

Ruijun Wang, Muhammad Muneeb, Anton Vasiliev, Aditya Malik, Stephan Sprengel, Gerhard Boehm, Ieva Simonyte, Augustinas Vizbaras, Kristijonas Vizbaras, Roel Baets, Markus-Christian Amann, Gunther Roelkens

Proceedings Volume 10536, 1053603 (2018) https://doi.org/10.1117/12.2287380

KEYWORDS: Waveguides, Silicon, Spectroscopy, Photodetectors, Silicon photonics, Photonic integrated circuits, Semiconductor lasers, Fabry–Perot interferometers, Gases, Absorption

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Proceedings Article | 19 February 2018 Presentation + Paper

Presentation + Paper

Next generation DIRCM for 2.1-2.3 micron wavelength based on direct-diode GaSb technology

Edgaras Dvinelis, Greta Naujokaitė, Mindaugas Greibus, Augustinas Trinkūnas, Kristijonas Vizbaras, Augustinas Vizbaras

Proceedings Volume 10514, 1051405 (2018) https://doi.org/10.1117/12.2289425

KEYWORDS: Directed infrared countermeasures, Semiconductor lasers, Laser applications, Gallium antimonide, Fiber lasers, Missiles, Airborne laser technology, Laser countermeasures, Laser systems engineering, Solid state lasers

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Proceedings Article | 5 October 2017 Presentation + Paper

Presentation + Paper

Compact 2100 nm laser diode module for next-generation DIRCM

Edgaras Dvinelis, Mindaugas Greibus, Augustinas Trinkūnas, Greta Naujokaitė, Augustinas Vizbaras, Dominykas Vizbaras, Kristijonas Vizbaras

Proceedings Volume 10435, 104350B (2017) https://doi.org/10.1117/12.2277590

KEYWORDS: Semiconductor lasers, Directed infrared countermeasures, Gallium antimonide, Mid-IR, Lenses, Collimation, Laser countermeasures, Laser applications, Wafer-level optics, Collimators

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Proceedings Article | 27 January 2017 Presentation + Paper

Presentation + Paper

Single-frequency infrared tunable lasers with single-angle-facet gain chips for sensing applications

Ieva Šimonytė, Laurynas Andrulionis, Justinas Aleknavičius, Greta Naujokaitė, Edgaras Dvinelis, Augustinas Trinkūnas, Mindaugas Greibus, Augustinas Vizbaras, Kristijonas Vizbaras

Proceedings Volume 10111, 101110H (2017) https://doi.org/10.1117/12.2250725

KEYWORDS: Tunable lasers, Quantum wells, Semiconductor lasers, Reflectivity, Modulation, Waveguides, Silicon photonics, Resonators, Antireflective coatings

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Proceedings Article | 21 October 2016 Presentation + Paper

Presentation + Paper

Laser illumination and EO systems for covert surveillance from NIR to SWIR and beyond

Edgaras Dvinelis, Tomas Žukauskas, Mindaugas Kaušylas, Augustinas Vizbaras, Kristijonas Vizbaras, Dominykas Vizbaras

Proceedings Volume 9987, 998703 (2016) https://doi.org/10.1117/12.2238791

KEYWORDS: Short wave infrared radiation, Sensors, Surveillance, Long wavelength infrared, Fiber optic illuminators, Semiconductor lasers, Near infrared, Image intensifiers, Night vision systems, Collimation

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Proceedings Article | 13 February 2016 Paper

Paper

High-power CW GaSb type-I gain chips as single-frequency sources for widely tunable spectroscopy in the mid-infrared

Ieva Šimonytė, Edgaras Dvinelis, Ramūnas Songaila, Augustinas Trinkūnas, Mindaugas Greibus, Kristijonas Vizbaras, Augustinas Vizbaras

Proceedings Volume 9755, 97550J (2016) https://doi.org/10.1117/12.2207461

KEYWORDS: Gallium antimonide, Reflectivity, Semiconductor lasers, Spectroscopy, Wavelength tuning, Mid-IR, Absorption, Laser applications, Waveguides

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Proceedings Article | 8 February 2015 Paper

Paper

High-performance GaSb laser diodes and diode arrays in the 2.1-3.3 micron wavelength range for sensing and defense applications

Edgaras Dvinelis, Augustinas Trinkūnas, Mindaugas Greibus, Mindaugas Kaušylas, Tomas Žukauskas, Ieva Šimonytė, Ramūnas Songaila, Augustinas Vizbaras, Kristijonas Vizbaras

Proceedings Volume 9370, 93702E (2015) https://doi.org/10.1117/12.2076115

KEYWORDS: Semiconductor lasers, Gallium antimonide, Defense and security, Continuous wave operation, Diodes, Superluminescent diodes, Absorption, High power lasers, Heatsinks

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Proceedings Article | 9 June 2014 Paper

Paper

High-performance mid-infrared GaSb laser diodes for defence and sensing applications

Augustinas Vizbaras, Edgaras Dvinelis, Augustinas Trinkūnas, Ieva Šimonyte, Mindaugas Greibus, Mindaugas Kaušylas, Tomas Žukauskas, Ramunas Songaila, Kristijonas Vizbaras

Proceedings Volume 9081, 90810P (2014) https://doi.org/10.1117/12.2054493

KEYWORDS: Semiconductor lasers, Semiconducting wafers, Gallium antimonide, Mid-IR, Defense and security, Quantum wells, Semiconductors, Continuous wave operation, Copper

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Proceedings Article | 27 February 2014 Paper

Paper

Ultra-low input power long-wavelength GaSb type-I laser diodes at 2.7-3.0 µm

Augustinas Vizbaras, Mindaugas Greibus, Edgaras Dvinelis, Augustinas Trinkūnas, Deividas Kovalenkovas, Ieva Šimonytė, Kristijonas Vizbaras

Proceedings Volume 9002, 900214 (2014) https://doi.org/10.1117/12.2036528

KEYWORDS: Semiconductor lasers, Semiconducting wafers, Gallium antimonide, Continuous wave operation, Heatsinks, Surgery, Semiconductors, Quantum wells, Mid-IR

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Proceedings Article | 31 January 2014 Paper

Paper

High-performance single-spatial mode GaSb type-I laser diodes around 2.1 µm

Augustinas Vizbaras, Edgaras Dvinelis, Mindaugas Greibus, Augustinas Trinkunas, Deividas Kovalenkovas, Ieva Šimonytė, Kristijonas Vizbaras

Proceedings Volume 8993, 899319 (2014) https://doi.org/10.1117/12.2036523

KEYWORDS: Semiconductor lasers, Semiconducting wafers, Gallium antimonide, Semiconductors, Surgery, Quantum wells, Mid-IR, Continuous wave operation, Heatsinks

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Proceedings Article | 5 March 2013 Paper

Paper

THz quantum cascade lasers for operation above cryogenic temperatures

M. Belkin, K. Vijayraghavan, A. Vizbaras, A. Jiang, F. Demmerle, G. Boehm, R. Meyer, M. -C. Amann, A. Matyas, R. Chashmahcharagh, P. Lugli, C. Jirauschek, Z. Wasilewski

Proceedings Volume 8640, 864014 (2013) https://doi.org/10.1117/12.2000858

KEYWORDS: Terahertz radiation, Quantum cascade lasers, Mid-IR, Waveguides, Cryogenics, Nonlinear optics, Polarization, Laser scattering, Cladding, Wave propagation

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Proceedings Article | 4 February 2013 Paper

Paper

Mid-wave infrared and terahertz quantum cascade lasers based on resonant nonlinear frequency mixing

Augustinas Vizbaras, Karun Vijayraghavan, Frederic Demmerle, Min Jang, Gerhard Boehm, Ralf Meyer, Mikhail Belkin, Markus Amann

Proceedings Volume 8631, 86311V (2013) https://doi.org/10.1117/12.2003827

KEYWORDS: Quantum cascade lasers, Terahertz radiation, Second-harmonic generation, Mid-IR, Absorption, Waveguides, Quantum wells, Doping, Homeland security, Phase matching

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Proceedings Article | 15 October 2012 Paper

Paper

Terahertz quantum cascade laser sources based on Čerenkov difference-frequency generation

Karun Vijayraghavan, Augustinas Vizbaras, Robert Adams, Min Jang, Christian Grasse, Gerhard Boehm, Markus Amann, Mikhail Belkin

Proceedings Volume 8496, 849608 (2012) https://doi.org/10.1117/12.929343

KEYWORDS: Terahertz radiation, Mid-IR, Quantum cascade lasers, Waveguides, Polishing, Refractive index, Nonlinear optics, Wave propagation, Cladding, Silicon

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Proceedings Article | 15 October 2012 Paper

Paper

Terahertz quantum cascade laser sources based on difference-frequency generation: from passive nonlinearity to leaky THz waveguide device concept

A. Vizbaras, K. Vijayraghavan, R. Adams, G. Boehm, M. Belkin, M. Amann

Proceedings Volume 8496, 849607 (2012) https://doi.org/10.1117/12.929242

KEYWORDS: Terahertz radiation, Quantum cascade lasers, Waveguides, Absorption, Mid-IR, Nonlinear optics, Surgery, Quantum wells, Doping, Phase matching

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Proceedings Article | 9 February 2012 Paper

Paper

Room-temperature type-I GaSb-based lasers in the 3.0 - 3.7 μm wavelength range

Kristijonas Vizbaras, Augustinas Vizbaras, Alexander Andrejew, Christian Grasse, Stephan Sprengel, Markus-Christian Amann

Proceedings Volume 8277, 82771B (2012) https://doi.org/10.1117/12.905930

KEYWORDS: Pulsed laser operation, Quantum wells, Continuous wave operation, Semiconductor lasers, Laser damage threshold, Heatsinks, Laser marking, Heterojunctions, Gallium antimonide, Absorption

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Proceedings Article | 21 January 2012 Paper

Paper

Nonlinear GaInAs/AlInAs/InP quantum cascade laser sources for wavelength generation in the 2.7-70 μm wavelength range

A. Vizbaras, R. Adams, C. Grasse, M. Jang, R. Meyer, M. Belkin, M.-C. Amann

Proceedings Volume 8268, 82680L (2012) https://doi.org/10.1117/12.905863

KEYWORDS: Quantum cascade lasers, Second-harmonic generation, Mid-IR, Absorption, Quantum wells, Terahertz radiation, Image processing, Estimation theory, Nonlinear response, Laser scattering

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Proceedings Article | 17 February 2011 Paper

Paper

InGaAs/AlInAs quantum cascade laser sources based on intra-cavity second harmonic generation emitting in 2.6-3.6 micron range

M. Belkin, M. Jang, R. Adams, J. X. Chen, W. Charles, C. Gmachl, L. W. Cheng, F.-S. Choa, X. Wang, M. Troccoli, A. Vizbaras, M. Anders, C. Grasse, M.-C. Amann

Proceedings Volume 7953, 795315 (2011) https://doi.org/10.1117/12.879232

KEYWORDS: Second-harmonic generation, Quantum cascade lasers, Heterojunctions, Nonlinear optics, Harmonic generation, Continuous wave operation, Waveguides, Semiconductor lasers, Solids, Laser damage threshold

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Proceedings Article | 7 January 2011 Paper

Paper

Towards high-performance injectorless quantum cascade lasers in the mid-infrared

S. Katz, A. Vizbaras, M.-C. Amann

Proceedings Volume 7987, 79870H (2011) https://doi.org/10.1117/12.888009

KEYWORDS: Quantum cascade lasers, Mid-IR, Quantum efficiency, Absorption, Diamond, Laser damage threshold, Semiconductor lasers, Continuous wave operation, Nonlinear optics, Wet etching

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SPIE Journal Paper | 1 November 2010

Nonlinear gain behavior in injectorless quantum cascade lasers

Simeon Katz, Augustinas Vizbaras, Gerhard Boehm, Markus-Christian Amann

OE, Vol. 49, Issue 11, 111107, (November 2010) https://doi.org/10.1117/12.10.1117/1.3498765

KEYWORDS: Quantum cascade lasers, Electroluminescence, Temperature metrology, Continuous wave operation, Waveguides, Nonlinear optics, Optical engineering, Resonators, Absorption, Measurement devices

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Proceedings Article | 8 June 2007 Paper

Paper

Noise characteristic and quality investigation of ultrafast avalanche photodiodes

S. Pralgauskaitė, V. Palenskis, J. Matukas, A. Vizbaras

Proceedings Volume 6600, 66000L (2007) https://doi.org/10.1117/12.724626

KEYWORDS: Avalanche photodetectors, Avalanche photodiodes, Ionization, Ultrafast phenomena, Absorption, Photodiodes, Semiconductor lasers, Reliability, Data transmission, Semiconductors

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Showing 5 of 22 publications

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