Dr. Gyu Cheon Cho Profile

Dr. Gyu Cheon Cho

at IMRA America Inc

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Author

Publications (7)

Proceedings Article | 7 February 2009 Paper

Latest developments of ultrafast fiber laser and its material applications

G. C. Cho, B. Liu, L. Shah, Z. Liu, Y. Che, J. Xu

Proceedings Volume 7214, 72140R (2009) https://doi.org/10.1117/12.808582

KEYWORDS: Ultrafast phenomena, Fiber lasers, Fiber amplifiers, Femtosecond phenomena, Nanoparticles, Semiconducting wafers, Particles, Silicon, Laser ablation, Crystals

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Proceedings Article | 8 September 2006 Paper

Fiber chirped pulse amplification system for micromachining

A. Arai, J. Bovatsek, F. Yoshino, Z. Liu, G. Cho, L. Shah, M. Fermann, Y. Uehara

Proceedings Volume 6343, 63430S (2006) https://doi.org/10.1117/12.707699

KEYWORDS: Glasses, Fiber amplifiers, Femtosecond phenomena, Waveguides, Sapphire, Semiconducting wafers, Optics manufacturing, Silicon, Micromachining, Ultrafast phenomena

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Proceedings Article | 23 February 2006 Paper

Ultrafast high energy amplifiers beyond the B-integral limit

L. Shah, Z. Liu, I. Hartl, G. Imeshev, G. C. Cho, M. Fermann

Proceedings Volume 6102, 61020Z (2006) https://doi.org/10.1117/12.659365

KEYWORDS: Ultrafast phenomena, Fiber lasers, Fiber amplifiers, Pulsed laser operation, Scanning probe microscopy, Solid state lasers, Laser processing, Optical amplifiers, Single mode fibers, Oscillators

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Proceedings Article | 29 December 2004 Paper

Terahertz near-field microscopy

Hou-Tong Chen, Gyu Cheon Cho, Roland Kersting

Proceedings Volume 5593, (2004) https://doi.org/10.1117/12.571300

KEYWORDS: Terahertz radiation, Near field, Gold, Signal detection, Dielectrics, Mie scattering, Capacitance, Near field scanning optical microscopy, Silicon, Spatial resolution

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Proceedings Article | 24 May 1999 Paper

Mid-infrared THz beam sensors: exploration and application for phonon spectroscopy

Peng Yu Han, Gyu Cho, Xi-Cheng Zhang

Proceedings Volume 3624, (1999) https://doi.org/10.1117/12.349299

KEYWORDS: Terahertz radiation, Phonons, Sensors, Gallium arsenide, Spectroscopy, Reflectivity, Picosecond phenomena, Crystals, Mid-IR, Electro optics

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Proceedings Article | 23 April 1998 Paper

Optical study of THz plasmon-phonon oscillations in semiconductors

Gyu Cho

Proceedings Volume 3277, (1998) https://doi.org/10.1117/12.306170

KEYWORDS: Phonons, Plasmons, Modulation, Terahertz radiation, Polarization, Electro optics, Reflectivity, Gallium arsenide, Picosecond phenomena, Doping

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Proceedings Article | 1 August 1990 Paper

Subpicosecond dynamics of hot carrier relaxation in InP and GaAs

Xiang-Qian Zhou, Uli Lemmer, Klaus Seibert, Gyu Cho, Waldemar Kuett, Karl Wolter, Heinrich Kurz

Proceedings Volume 1268, (1990) https://doi.org/10.1117/12.20334

KEYWORDS: Electrons, Luminescence, Gallium arsenide, Scattering, Ultrafast phenomena, Solids, Temperature metrology, Absorption, Satellites, Time metrology

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Showing 5 of 7 publications

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