Dr. James Dunn Profile

Dr. James Dunn

Physicist at Lawrence Livermore National Lab

SPIE Involvement:

Author

Publications (37)

Proceedings Article | 5 October 2011 Paper

Paper

Spectroscopic studies of hard x-ray free-electron laser-heated foils at 1016 Wcm-2 irradiances

S. Vinko, A. Levy, M. Fajardo, A. Steel, B. Nagler, C. Fourment, F. Deneuville, R. Shepherd, H. Chung, P. Audebert, M. Gauthier, H. J. Lee, J. Gaudin, D. Milathianaki, J. Park, D. Fritz, J. Fuchs, J. Dunn, A. Graf, G. Williams, M. Cammarata, S. Moon, J. Wark, R. Lee, O. Ciricosta

Proceedings Volume 8140, 81400O (2011) https://doi.org/10.1117/12.895264

KEYWORDS: X-rays, Free electron lasers, Silver, Crystals, Hard x-rays, Spectrometers, Copper, Diagnostics, Picosecond phenomena, Spectroscopy

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Proceedings Article | 29 July 2010 Paper

Paper

A brief overview of the Fusion and Astrophysics Data and Diagnostic Calibration Facility

M. Schneider, E. Magee, P. Beiersdorfer, R. Kelley, F. S. Porter, J. Dunn, J. Clementson, J. Park, E. Träbert, M. Leutenegger, G. Brown, C. Kilbourne

Proceedings Volume 7732, 77324Q (2010) https://doi.org/10.1117/12.857555

KEYWORDS: Calibration, Spectroscopy, Diagnostics, Optical filters, Ions, Data fusion, Electron beams, Astrophysics, Quantum efficiency, X-rays

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Proceedings Article | 29 September 2009 Paper

Paper

Elucidating the collimation of laboratory plasma jets using soft x-ray interferometry

J. Grava, D. Ryan, J. Filevich, J. Rocca, J. Dunn, M. Purvis, V. Shlyaptsev, S. Moon

Proceedings Volume 7451, 74510L (2009) https://doi.org/10.1117/12.826283

KEYWORDS: Plasma, Collimation, X-rays, Aluminum, Copper, Interferometry, Picosecond phenomena, Pulsed laser operation, X-ray lasers, Laser irradiation

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Proceedings Article | 15 October 2007 Paper

Paper

Plasma interactions in laser irradiated semi-cylindrical cavities studied with soft x-ray interferometry using a capillary discharge laser

M. Marconi, Elizabeth Jankowska, J. Filevich, J. Grava, Vyacheslav Shlyaptsev, James Dunn, J. Rocca, Joseph Nilsen, Stephen Moon, M. Purvis

Proceedings Volume 6702, 670204 (2007) https://doi.org/10.1117/12.734876

KEYWORDS: Plasma, Picosecond phenomena, Particles, Interferometry, Carbon, X-ray lasers, Laser beam diagnostics, Ionization, Laser irradiation, Capillaries

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Proceedings Article | 12 October 2007 Paper

Paper

Development of soft x-ray lasers at PALS and their applications in dense plasma physics

W. Rozmus, R. Shepherd, M. Fajardo, J. Sobota, M. Foord, G. Tallents, A. Nelson, B. Rus, N. Booth, M. Edwards, P. Homer, J. Polan, T. Mocek, H. Baldis, P. Zeitoun, M. Stupka, Z. Zhai, J. Dunn, M. Kozlová, K. Jakubczak

Proceedings Volume 6702, 67020G (2007) https://doi.org/10.1117/12.734652

KEYWORDS: X-ray lasers, Plasma, Zinc, X-rays, Infrared lasers, Thomson scattering, Laser ablation, Aluminum, Mirrors, Solids

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Proceedings Article | 12 October 2007 Paper

Paper

21-nm x-ray laser Thomson scattering of laser-heated exploding foil plasmas

J. Dunn, M. Foord, W. Rozmus, P. Homer, R. Shepherd, J. Polan, M. Kozlová, M. Stupka, H. Baldis, T. Mocek, A. Nelson, B. Rus

Proceedings Volume 6702, 67020O (2007) https://doi.org/10.1117/12.734718

KEYWORDS: Plasmas, X-ray lasers, Thomson scattering, Laser scattering, Scattering, Spectroscopy, Pulsed laser operation, Aluminum, X-rays, Explosives

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Proceedings Article | 15 September 2005 Paper

Paper

Advancements in time-resolved x-ray laser induced time-of-flight photoelectron spectroscopy

A. Ng, K. Widmann, Y. Ping, T. Ao, A. Nelson, J. Hunter, J. Dunn

Proceedings Volume 5919, 59190J (2005) https://doi.org/10.1117/12.615542

KEYWORDS: X-ray lasers, Copper, Photoemission spectroscopy, Picosecond phenomena, Germanium, Electrons, X-rays, Metals, Signal detection, Microchannel plates

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Proceedings Article | 14 September 2005 Paper

Paper

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

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

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

Paper

Grazing incidence pumping for high efficiency x-ray lasers

R. Keenan, V. Shlyaptsev, J. Dunn

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 | 14 September 2005 Paper

Paper

Soft x-ray laser interferometry of colliding plasmas

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

Proceedings Volume 5919, 59190I (2005) https://doi.org/10.1117/12.617052

KEYWORDS: Plasmas, X-ray lasers, Interferometers, Interferometry, Copper, Capillaries, Diffraction gratings, Beam splitters, Laser beam diagnostics, Mirrors

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Proceedings Article | 28 January 2004 Paper

Paper

Subpicosecond streak camera measurements at LLNL: from IR to x-rays

Ronnie Shepherd, Robert Cross, Rex Booth, Richard Stewart, Patrick Audebert, John Crane, Paul Springer, Jaroslav Kuba, James Dunn, Edward Lee

Proceedings Volume 5194, (2004) https://doi.org/10.1117/12.509702

KEYWORDS: Streak cameras, X-ray lasers, Picosecond phenomena, Temporal resolution, X-rays, Spectroscopy, Pulsed laser operation, Plasmas, Infrared cameras, Electrodes

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Proceedings Article | 19 December 2003 Paper

Paper

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

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

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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Proceedings Article | 19 December 2003 Paper

Paper

New techniques for the measurement of x-ray beam or x-ray optics quality

Constance Valentin, Kenneth Goldberg, Stephane Sebban, G. Faivre, Patrick Naulleau, Philippe Zeitoun, Mourad Idir, A. Morlens, Laurent Vanbostal, Jim Hunter, Philippe Balcou, Philippe Troussel, Xavier Levecq, Pascal Mercere, Jorge Rocca, Samuel Bucourt, James Dunn, Denis Douillet, Remy Marmoret, Sebastien le Pape, Ciaran Lewis, Sylvie Jacquemot, Sophie Kazamias, Marie-Francoise Ravet, Raymond Smith, Sebastien Hubert, Djamel Benredjem, Marta Fajardo, Christian Remond, Franck Delmotte, Guillaume Dovillaire

Proceedings Volume 5197, (2003) https://doi.org/10.1117/12.508183

KEYWORDS: Wavefronts, X-ray lasers, Wavefront sensors, Extreme ultraviolet, Plasma, Mirrors, Interferometers, Picosecond phenomena, Michelson interferometers, X-ray optics

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Proceedings Article | 19 December 2003 Paper

Paper

X-ray laser-induced time-of-flight photoelectron spectroscopy

Tony van Buuren, Art Nelson, James Dunn, Oliver Hemmers, Dennis Lindle, Jim Hunter, Ray Smith

Proceedings Volume 5197, (2003) https://doi.org/10.1117/12.506162

KEYWORDS: X-ray lasers, Electrons, Photoemission spectroscopy, Picosecond phenomena, Tantalum, Comets, X-rays, Ultrafast phenomena, Oxides, Laser optics

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Proceedings Article | 19 December 2003 Paper

Paper

Temporal characterization of a picosecond-laser-pumped x-ray laser for applications

Joseph Nilsen, Vyacheslav Shlyaptsev, James Dunn, Raymond Smith, Rex Booth, Ronnie Shepherd, James Hunter

Proceedings Volume 5197, (2003) https://doi.org/10.1117/12.504904

KEYWORDS: X-ray lasers, Picosecond phenomena, Streak cameras, X-rays, Pulsed laser operation, Palladium, Mirrors, Near field optics, Near field, Optical pumping

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Proceedings Article | 19 December 2003 Paper

Paper

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

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

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

Paper

Coherence measurements of a transient 14.7-nm x-ray laser

Christian Remond, Philippe Zeitoun, Joseph Nilsen, Ciaran Lewis, Sylvie Jacquemot, James Hunter, Marta Fajardo, Marie-Francoise Ravet, Sebastian Hubert, Vyacheslav Shlyaptsev, Raymond Smith, James Dunn, Remy Marmoret, Franck Delmotte, Laurent Vanbostal

Proceedings Volume 5197, (2003) https://doi.org/10.1117/12.504929

KEYWORDS: X-ray lasers, Picosecond phenomena, Visibility, Interferometers, Ions, Palladium, Plasma, Beam splitters, Michelson interferometers, Mirrors

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Proceedings Article | 19 December 2003 Paper

Paper

Modeling current and proposed COMET x-ray laser experiments

Raymond Smith, Joseph Nilsen, James Dunn

Proceedings Volume 5197, (2003) https://doi.org/10.1117/12.503591

KEYWORDS: Picosecond phenomena, Palladium, Plasma, X-ray lasers, Pulsed laser operation, Mirrors, Near field, Comets, CCD cameras, Optical filters

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Proceedings Article | 19 December 2003 Paper

Paper

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

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

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

Paper

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

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

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 | 12 December 2001 Paper

Paper

Demonstration of a neon-like argon x-ray laser using a short-pulse laser-irradiated gas puff target

Miroslaw Szczurek, Vyacheslav Shlyaptsev, Andrzej Bartnik, Albert Osterheld, James Dunn, Joseph Nilsen, Henryk Fiedorowicz, Rafal Rakowski, Raymond Smith, Jim Hunter

Proceedings Volume 4505, (2001) https://doi.org/10.1117/12.450597

KEYWORDS: X-ray lasers, Picosecond phenomena, Plasmas, Argon ion lasers, Argon, Solids, Pulsed laser operation, 3D acquisition, Gas lasers, Ions

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Proceedings Article | 12 December 2001 Paper

Paper

Modeling of short-pulse-driven nickel-like x-ray lasers and recent experiments

Joseph Nilsen, James Dunn

Proceedings Volume 4505, (2001) https://doi.org/10.1117/12.450579

KEYWORDS: Plasma, Palladium, Pulsed laser operation, X-ray lasers, Silver, Laser optics, Comets, Picosecond phenomena, Mirrors, Near field

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Proceedings Article | 12 December 2001 Paper

Paper

Recent x-ray laser experiments on the COMET facility

Vyacheslav Shlyaptsev, Jorge Filevich Chamatropulos, Joseph Nilsen, James Dunn, Jorge Rocca, Mario Marconi, Jim Hunter, Troy Barbee, Raymond Smith, Henryk Fiedorowicz, Andrzej Bartnik

Proceedings Volume 4505, (2001) https://doi.org/10.1117/12.450575

KEYWORDS: X-ray lasers, Plasma, Picosecond phenomena, Mirrors, Palladium, X-rays, Comets, Pulsed laser operation, Interferometers, Diffraction gratings

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Proceedings Article | 12 December 2001 Paper

Paper

Transient and capillary collisional x-ray lasers

J. Matte, Wojciech Rozmus, Henryk Fiedorowicz, Vyacheslav Shlyaptsev, F. Detering, Michael Kanouff, Andrzej Bartnik, Stephen Moon, James Dunn, Kevin Fournier, Albert Osterheld, Jorge Rocca

Proceedings Volume 4505, (2001) https://doi.org/10.1117/12.450598

KEYWORDS: X-ray lasers, Plasma, Picosecond phenomena, Capillaries, Pulsed laser operation, Ionization, Ions, Photonic integrated circuits, Plasma diagnostics, Absorption

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Proceedings Article | 21 October 1999 Paper

Paper

Near-field imaging of a saturated tabletop x-ray laser

Albert Osterheld, Luiz Da Silva, James Dunn, Joseph Nilsen, Troy Barbee, Yuelin Li, Vyacheslav Shlyaptsev

Proceedings Volume 3776, (1999) https://doi.org/10.1117/12.366686

KEYWORDS: X-ray lasers, Near field, Plasmas, Mirrors, Charge-coupled devices, Pulsed laser operation, Molybdenum, Spectroscopy, Reflectivity, Electroluminescence

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Proceedings Article | 21 October 1999 Paper

Paper

Characterization of a high-gain Ne-like Fe transient x-ray laser

Anatoly Faenov, Yuelin Li, Stephen Moon, James Dunn, Vyacheslav Shlyaptsev, Albert Osterheld, Kevin Fournier, Tatiana Pikuz, Joseph Nilsen

Proceedings Volume 3776, (1999) https://doi.org/10.1117/12.366665

KEYWORDS: X-ray lasers, Plasma, Iron, Picosecond phenomena, Spectroscopy, Ionization, Comets, X-rays, Pulsed laser operation, Ions

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Proceedings Article | 21 October 1999 Paper

Paper

Modeling short-pulse-driven collisional x-ray lasers and other new schemes

Joseph Nielsen, James Dunn, Albert Osterheld, Yuelin Li

Proceedings Volume 3776, (1999) https://doi.org/10.1117/12.366682

KEYWORDS: Plasma, Pulsed laser operation, Picosecond phenomena, Molybdenum, X-ray lasers, Ions, Comets, Lasers, Refraction, 3D acquisition

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Proceedings Article | 21 October 1999 Paper

Paper

Tabletop transient collisional excitation x-ray lasers

Kevin Fournier, Albert Osterheld, Vyacheslav Shlyaptsev, Jim Hunter, Anatoly Faenov, Tatiana Pikuz, James Dunn, Yuelin Li, Joseph Nilsen, Stephen Moon

Proceedings Volume 3776, (1999) https://doi.org/10.1117/12.366654

KEYWORDS: X-ray lasers, Picosecond phenomena, Palladium, Comets, Spectroscopy, Pulsed laser operation, Plasma, Molybdenum, Ions, X-rays

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Proceedings Article | 1 April 1998 Paper

Paper

Absolute calibration of charge-coupled devices to hard 8- to 98-keV x rays

Alan Conder, Richard Stewart, James Dunn

Proceedings Volume 3301, (1998) https://doi.org/10.1117/12.304551

KEYWORDS: Charge-coupled devices, X-rays, Absorption, Sensors, Calibration, Scattering, Quantum efficiency, CCD image sensors, Electrons, X-ray detectors

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Proceedings Article | 1 November 1997 Paper

Paper

Modeling of table-top transient and capillary inversion x-ray lasers

Mikhail Kalachnikov, Wolfgang Sandner, Jorge Rocca, David Eder, Peter Nickles, James Dunn, Albert Osterheld, Vyacheslav Shlyaptsev

Proceedings Volume 3156, (1997) https://doi.org/10.1117/12.293379

KEYWORDS: Plasma, X-ray lasers, Capillaries, Titanium, Picosecond phenomena, Ions, Refraction, X-rays, Ionization, Pulsed laser operation

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Proceedings Article | 1 November 1997 Paper

Paper

Table-top transient collisional excitation x-ray laser research at LLNL

Ronnie Shepherd, Anthony Bullock, Richard Stewart, Albert Osterheld, James Dunn, Vyacheslav Shlyaptsev, William White

Proceedings Volume 3156, (1997) https://doi.org/10.1117/12.293375

KEYWORDS: X-ray lasers, Picosecond phenomena, Titanium, Palladium, Pulsed laser operation, Plasma, Optical amplifiers, Ions, Analog electronics, Spectroscopy

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Proceedings Article | 25 March 1996 Paper

Paper

Detection of 1-100 keV x rays from high-intensity 500-fs laser-produced plasmas using charge-coupled devices

Richard Stewart, James Dunn, Alan Conder, Bruce Young

Proceedings Volume 2654, (1996) https://doi.org/10.1117/12.236091

KEYWORDS: X-rays, Charge-coupled devices, Cameras, CCD cameras, Hard x-rays, Sensors, CCD image sensors, Plasmas, X-ray detectors, Copper

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Proceedings Article | 18 September 1995 Paper

Paper

Spectroscopic investigations of hard x-ray emission from 120-ps laser-produced plasmas at intensities near 10(17) W cm(-2)

James Dunn, Bruce Young, Anatoly Faenov, Albert Osterheld, Rosemary Walling, Richard Stewart, Mark Foord

Proceedings Volume 2523, (1995) https://doi.org/10.1117/12.220986

KEYWORDS: X-rays, Picosecond phenomena, Plasmas, Titanium, Spectroscopy, Copper, Nickel, Silicon, CCD cameras, Crystals

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Proceedings Article | 12 July 1994 Paper

Paper

Characteristics of an ultrafast x-ray streak camera

James Bonlie, James Dunn, Don Swan, William White, Richard Stewart, Ronnie Shepherd, Bruce Young, Dwight Price, Rex Booth, Mark Bowers

Proceedings Volume 2278, (1994) https://doi.org/10.1117/12.180003

KEYWORDS: Electrons, X-rays, Streak cameras, Temporal resolution, Picosecond phenomena, Calibration, Ultrafast phenomena, X-ray detectors, Gold, Dispersion

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Proceedings Article | 5 February 1992 Paper

Paper

Observations of x-ray gain in a laser-produced germanium plasma

Marc Nantel, Mohamed Chaker, David Villeneuve, Bruno LaFontaine, Henri Pepin, Hector Baldis, Jean-Claude Kieffer, James Dunn, G. Enright

Proceedings Volume 1551, (1992) https://doi.org/10.1117/12.134810

KEYWORDS: Germanium, Plasma, X-rays, Spectrometers, Pulsed laser operation, Crystals, Extreme ultraviolet, X-ray lasers, Ionization, Laser crystals

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Proceedings Article | 5 February 1992 Paper

Paper

Diagnostics of x-ray laser plasmas (Invited Paper)

Mordecai Rosen, Bruno LaFontaine, James Dunn, G. Enright, Dennis Matthews, David Villeneuve, Hector Baldis

Proceedings Volume 1551, (1992) https://doi.org/10.1117/12.134813

KEYWORDS: Plasmas, Thomson scattering, X-rays, Ions, Diagnostics, X-ray lasers, Germanium, Pulsed laser operation, Scattering, Carbon

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Proceedings Article | 1 June 1991 Paper

Paper

Experiments with SPRITE 12 ps facility

Ryosuke Kodama, Michael Key, J. Jacoby, Gregory Tallents, D. Brown, Peter Norreys, James Dunn, Hector Baldis, N. Tragin

Proceedings Volume 1413, (1991) https://doi.org/10.1117/12.46137

KEYWORDS: X-rays, X-ray imaging, Pulsed laser operation, Laser energy, Plasma, Sodium, Raman spectroscopy, Absorption, Picosecond phenomena, X-ray lasers

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Showing 5 of 37 publications

Proceedings Volume Editor (3)

SPIE Conference Volume | 8 September 2011

X-ray Lasers and Coherent X-ray Sources: Development and Applications IX

SPIE Conference Volume | 20 August 2009

Soft X-Ray Lasers and Applications VIII

SPIE Conference Volume | 13 September 2007

Soft X-Ray Lasers and Applications VII

Conference Committee Involvement (4)

X-Ray Lasers and Coherent X-Ray Sources: Development and Applications X

27 August 2013 | San Diego, California, United States

X-Ray Lasers and Coherent X-Ray Sources: Development and Applications IX

23 August 2011 | San Diego, California, United States

Soft X-Ray Lasers and Applications VIII

4 August 2009 | San Diego, California, United States

Soft X-Ray Lasers and Applications VII

29 August 2007 | San Diego, California, United States

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