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1995

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Control of Bright Picosecond X-Ray Emission from Intense Subpicosecond Laser-Plasma Interactions, J. Workman, Anatoly Maksimchuk, X. Liu, U. Ellenberger, J.S. Coe, C.-Y. Chien, and Donald P. Umstadter

1994

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Nonlinear Plasma Waves Resonantly Driven by Optimized Laser Pulse Trains, Donald Umstadter, Eric Esarey, and J. Kim

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Ultrashort Ultraviolet Free-Electron Lasers, Donald Umstadter, L. H. Yu, E. Johnson, and D. Li

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Femtosecond free-electron laser by chirped pulse amplification, L.H. Yu, E. Johnson, D. Li, and Donald P. Umstadter

1993

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Nonlinear analysis of relativistic harmonic generation by intenselasers in plasmas, Eric Esarey, A. Ting, P. Sprangle, Donald Umstadter, and X. Liu

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Harmonic Generation by an Intense Laser Pulse in Neutral and Ionized Gases, X. Liu, Donald Umstadter, Eric Esarey, and A. Ting

1992

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Competition between ponderomotive and thermal forces in short-scale-length laser plasmas, X. Liu and Donald P. Umstadter

1989

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The coupling of stimulated Raman and Brillouin scattering in a plasma, Donald P. Umstadter, W.B. Mori, and C. Joshi

1987

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Observation of steepening in electron plasma waves driven by stimulated Raman backscattering, Donald Umstadter, R. Williams, C. Clayton, and C. Joshi

1986

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Saturation of Beat-Excited Plasma Waves by Electrostatic Mode Coupling, C. Darrow, Donald P. Umstadter, T. Katsouleas, W.B. Mori, C.E. Clayton, and C. Joshi

1985

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Clayton et al. Respond, C.E. Clayton, C. Joshi, C. Darrow, and Donald P. Umstadter

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Relativistic Plasma-Wave Excitation by Collinear Optical Mixing, C.E. Clayton, C. Joshi, C. Darrow, and Donald P. Umstadter

1981

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A unidirectional, pulsed far-infrared ring laser, W.A. Peebles, Donald P. Umstadter, D.L. Brower, and N.C. Luhmann Jr.