Dr. Andrea Caprara Profile

Dr. Andrea Caprara

Senior Staff Dev Engineer

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Publications (15)

Proceedings Article | 5 March 2021 Presentation + Paper

Efficiency of ultrafast laser ablation in burst mode as a function of intra-burst repetition rate and pulse fluence

Norman Hodgson, Hortense Allegre, Andrea Caprara, Andrei Starodoumov, Skip Bettencourt

Proceedings Volume 11676, 116760G (2021) https://doi.org/10.1117/12.2576277

KEYWORDS: Laser ablation, Pulsed laser operation, Ultrafast lasers, Semiconductors, Semiconductor materials, Metals, Materials processing, Dielectrics

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Proceedings Article | 2 March 2020 Presentation + Paper

Generating kW laser light at 532 nm via second harmonic generation of a high power Yb-doped fiber amplifier

Peyman Ahmadi, Daniel Creeden, Daniel Aschaffenburg, Vadim Mokan, Mitchell Underwood, Andrea Caprara, Qi-Ze Shu, Luis Spinelli, John Minelly, Ivaylo Nikolov

Proceedings Volume 11264, 1126414 (2020) https://doi.org/10.1117/12.2546377

KEYWORDS: Second-harmonic generation, Fiber lasers, Fiber amplifiers, Polarization, Crystals, Fiber coupled lasers, Laser sources, Fiber couplers, Copper, Laser crystals

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Proceedings Article | 15 February 2018 Presentation + Paper

Optically pumped semiconductor CW laser with 307nm output

Matthias Roth, Victor Churikov, Jeffrey Wisdom, Andrea Caprara

Proceedings Volume 10515, 105150O (2018) https://doi.org/10.1117/12.2291528

KEYWORDS: Ultraviolet radiation, Polarization, Near infrared, Wave plates, Second-harmonic generation, Crystals, Semiconductor lasers, Nonlinear crystals, Continuous wave operation, Control systems

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Proceedings Article | 17 February 2017 Presentation + Paper

Analytical calculation of temperature profiles in solid state laser disks mounted on multi-layered heat spreaders using Hankel transforms

N. Hodgson, A. Caprara

Proceedings Volume 10082, 100820I (2017) https://doi.org/10.1117/12.2249700

KEYWORDS: Disk lasers, Solid state lasers, Transform theory, Semiconductor lasers, Semiconductors, Dielectrics, Interfaces, Copper, Diamond, Gallium arsenide

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Proceedings Article | 15 February 2012 Paper

20 Watt CW TEM00 intracavity doubled optically pumped semiconductor laser at 532 nm

Jill Berger, Douglas Anthon, Andrea Caprara, Juan Chilla, Sergei Govorkov, Arnaud Lepert, Wayne Mefferd, Qi-Ze Shu, Luis Spinelli

Proceedings Volume 8242, 824206 (2012) https://doi.org/10.1117/12.907511

KEYWORDS: Semiconductor lasers, Continuous wave operation, Resonators, Semiconductors, Optical pumping, Mirrors, Laser packaging, Optical semiconductors, High power lasers, Laser applications

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Proceedings Article | 22 February 2011 Paper

2 W cw OPO in mid-IR pumped by OPSL laser intra-cavity radiation

Andrea Caprara

Proceedings Volume 7919, 79190A (2011) https://doi.org/10.1117/12.876871

KEYWORDS: Crystals, Optical parametric oscillators, Mirrors, Oscillators, Resonators, Signal attenuation, Mid-IR, Nonlinear crystals, Continuous wave operation, Phase matching

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Proceedings Article | 28 February 2009 Paper

Intracavity-tripled optically pumped semiconductor laser at 355 nm

Qi-Ze Shu, Andrea Caprara, Jill Berger, Douglas Anthon, Hal Jerman, Luis Spinelli

Proceedings Volume 7193, 719319 (2009) https://doi.org/10.1117/12.816073

KEYWORDS: Semiconductor lasers, Resonators, Continuous wave operation, Output couplers, Mirrors, Optical pumping, Ultraviolet radiation, Nonlinear crystals, Semiconductors, Humidity

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Proceedings Article | 28 February 2009 Paper

Aberration insensitive resonators for OPS lasers

Andrea Caprara

Proceedings Volume 7193, 719314 (2009) https://doi.org/10.1117/12.811742

KEYWORDS: Resonators, Laser resonators, Thermal effects, Current controlled current source, Rod lasers, Superposition, Optical components, Mirrors, Phase shifts, Semiconductor lasers

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Proceedings Article | 19 February 2007 Paper

Power-scaling of optically pumped semiconductor lasers

Lukas Hunziker, Qi-Ze Shu, Dominik Bauer, Chris Ihli, Guido Mahnke, Maxence Rebut, Juan Chilla, Andrea Caprara, Hailong Zhou, Eli Weiss, Murray Reed

Proceedings Volume 6451, 64510A (2007) https://doi.org/10.1117/12.710243

KEYWORDS: Semiconductor lasers, Mirrors, Transmission electron microscopy, Resonators, Optical pumping, Solid state lasers, Heatsinks, Diodes, Lithium, Amplifiers

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Proceedings Article | 27 April 2005 Paper

Optically pumped semiconductor lasers: a new reliable technique for realizing highly efficient visible lasers

Wolf Seelert, Stuart Butterworth, Juergen Rosperich, Christian Walter, Ruediger von Elm, Vasiliy Ostroumov, Juan Chilla, Hailong Zhou, Eli Weiss, Andrea Caprara

Proceedings Volume 5707, (2005) https://doi.org/10.1117/12.602042

KEYWORDS: Semiconductor lasers, Diodes, Optical pumping, Reliability, Solid state lasers, Laser applications, Resonators, Semiconductor materials, Crystals, Gallium arsenide

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Proceedings Article | 10 April 2005 Paper

Blue and green optically pumped semiconductor lasers for display

Juan Chilla, Hailong Zhou, Eli Weiss, Andrea Caprara, Qi-Ze Shou, Sergei Govorkov, Murray Reed, Luis Spinelli

Proceedings Volume 5740, (2005) https://doi.org/10.1117/12.598301

KEYWORDS: Semiconductor lasers, Lamps, RGB color model, Laser applications, Light sources, Diodes, Prototyping, Modulation, Fiber lasers, Laser marking

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Proceedings Article | 8 July 2004 Paper

High-power optically pumped semiconductor lasers

Juan Chilla, Stuart Butterworth, Alexander Zeitschel, John Charles, Andrea Caprara, Murray Reed, Luis Spinelli

Proceedings Volume 5332, (2004) https://doi.org/10.1117/12.549003

KEYWORDS: Semiconductor lasers, Optical pumping, High power lasers, Semiconductors, Mirrors, Vertical cavity surface emitting lasers, Quantum wells, Semiconductor materials, Diodes

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Proceedings Article | 28 May 2004 Paper

200-mW continuous-wave laser source at 198.5 nm for lithographic applications

Andrea Caprara, Stuart Butterworth, Yefim Kil, Tracy Thonn, Keith Hubbard, Alan Macleod, Edward Rea, Colin Seaton, Luis Spinelli

Proceedings Volume 5377, (2004) https://doi.org/10.1117/12.535669

KEYWORDS: Crystals, Laser crystals, Sum-frequency generation, Photomasks, Prototyping, Continuous wave operation, Infrared radiation, Resonators, Laser sources, Neodymium lasers

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Proceedings Article | 1 June 1992 Paper

Time-varying M2 in Q-switched lasers

Andrea Caprara, Giancarlo Reali

Proceedings Volume 1625, (1992) https://doi.org/10.1117/12.58958

KEYWORDS: Q switched lasers, Numerical simulations, Nd:YAG lasers, Reflectivity, Mirrors, Resonators

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Proceedings Article | 1 May 1990 Paper

Application of a new matrix formalism to the design of ultrashort pulse lasers

Andrea Caprara

Proceedings Volume 1229, (1990) https://doi.org/10.1117/12.18657

KEYWORDS: Dispersion, Amplifiers, Modulation, Femtosecond phenomena, Resonators, Pulsed laser operation, Modulators, Laser resonators, Chemical elements, Gaussian pulse

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Showing 5 of 15 publications

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