Dr. Roisin Keenan Profile

Dr. Roisin Keenan

at Lawrence Livermore National Lab

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Author

Publications (6)

Proceedings Article | 14 September 2005 Paper

Soft x-ray laser interferometry unveils plasmas with index of refraction greater than one

J. Filevich, J. Grava, M. Purvis, J. Rocca, M. Marconi, S. Moon, J. Nilsen, J. Scofield, J. Dunn, R. Smith, R. Keenan, J. Hunter, V. Shlyaptsev

Proceedings Volume 5919, 59190O (2005) https://doi.org/10.1117/12.617229

KEYWORDS: Plasmas, Refraction, Aluminum, Interferometry, X-ray lasers, Tin, Ions, Silver, X-rays, Copper

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Proceedings Article | 14 September 2005 Paper

Grazing incidence pumping for high efficiency x-ray lasers

J. Dunn, R. Keenan, V. Shlyaptsev

Proceedings Volume 5919, 591905 (2005) https://doi.org/10.1117/12.615590

KEYWORDS: X-ray lasers, Plasma, Grazing incidence, Picosecond phenomena, Molybdenum, Absorption, Palladium, Pulsed laser operation, Laser energy, Refraction

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Proceedings Article | 19 December 2003 Paper

Numerical studies of transient and capillary x-ray lasers and their applications

V. Shlyaptsev, James Dunn, S. Moon, R. Smith, Roisin Keenan, Joseph Nilsen, Kevin Fournier, Jaroslav Kuba, A. Osterheld, J. Rocca, Bradley Luther, Yong Wang, Mario Marconi

Proceedings Volume 5197, (2003) https://doi.org/10.1117/12.508737

KEYWORDS: X-ray lasers, Capillaries, Plasmas, Refraction, Absorption, Pulsed laser operation, Mirrors, Interferometry, Picosecond phenomena, Grazing incidence

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Proceedings Article | 19 December 2003 Paper

Interferometric studies of laser-created plasmas using compact soft x-ray lasers

Jorge Filevich, Jorge Rocca, Eric Hammarsten, Elzbieta Jankowska, Mario Marconi, Raymond Smith, Roisin Keenan, James Dunn, Stephen Moon, Vyacheslav Shlyaptsev, Joseph Nilsen, James Hunter

Proceedings Volume 5197, (2003) https://doi.org/10.1117/12.507232

KEYWORDS: Plasmas, X-ray lasers, Picosecond phenomena, Interferometers, Diffraction gratings, Interferometry, Capillaries, Laser interferometry, Pulsed laser operation, Palladium

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Proceedings Article | 19 December 2003 Paper

Efficient pumping schemes for high average brightness collisional x-ray lasers

Roisin Keenan, James Dunn, Vyacheslav Shlyaptsev, Raymond Smith, Pravesh Patel, Dwight Price

Proceedings Volume 5197, (2003) https://doi.org/10.1117/12.504918

KEYWORDS: X-ray lasers, Picosecond phenomena, Laser optics, Plasmas, X-ray optics, Grazing incidence, Molybdenum, Refraction, Pulsed laser operation, Laser energy

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Proceedings Article | 19 December 2003 Paper

Improved energy coupling into the gain region of the Ni-like Pd transient collisional x-ray laser

Raymond Smith, James Dunn, Jorge Filevich, Stephen Moon, Joeseph Nilsen, Roisin Keenan, Vyacheslev Shlyaptsev, Jorge Rocca, James Hunter, Ronnie Shepherd, Rex Booth, Mario Marconi

Proceedings Volume 5197, (2003) https://doi.org/10.1117/12.504837

KEYWORDS: X-ray lasers, Plasma, Picosecond phenomena, Near field, Palladium, Refraction, Pulsed laser operation, Interferometry, X-rays, Mirrors

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Showing 5 of 6 publications

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