Dr. Riccardo Tommasini Profile

Dr. Riccardo Tommasini

at Lawrence Livermore National Lab

SPIE Involvement:

Author

Publications (13)

Proceedings Article | 11 April 2024 Presentation + Paper

Design of first experiment to achieve fusion target gain > 1

A. Kritcher, D. Schlossberg, C. Weber, C. Young, E. Dewald, A. Zylstra, O. Hurricane, A. Allen, B. Bachmann, K. Baker, S. Baxamusa, T. Braun, G. Brunton, D. Callahan, D. Casey, T. Chapman, C. Choate, D. Clark, J.-M. Di Nicola, L. Divol, M. Edwards, S. Haan, T. Fehrenbach, S. Hayes, D. Hinkel, M. Hohenberger, K. Humbird, O. Jones, E. Kur, B. Kustowski, C. Kong, O. Landen, D. Larson, X. Lepro-Chavez, J. Lindl, B. MacGowan, S. Maclaren, M. Marinak, M. Millot, A. Nikroo, R. Nora, A. Pak, P. Patel, J. Ralph, M. Ratledge, M. Rubery, S. Sepke, M. Stadermann, D. Strozzi, T. Suratwala, R. Tommasini, R. Town, B. Woodworth, B. Van Wonterghem, C. Wild

Proceedings Volume 12939, 1293905 (2024) https://doi.org/10.1117/12.3017211

KEYWORDS: Fusion energy, Design, Laser energy, Diamond, Laser radiation, Plasmas, National Ignition Facility, Laser ablation, Pulsed laser operation, Laser welding

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Proceedings Article | 25 September 2014 Paper

Demonstration of enhanced DQE with a dual MCP configuration

N. Izumi, G. Hall, A. Carpenter, F. Allen, J. Cruz, B. Felker, D. Hargrove, J. Holder, J. Kilkenny, A. Lumbard, R. Montesanti, N. Palmer, K. Piston, G. Stone, M. Thao, R. Vern, R. Zacharias, O. Landen, R. Tommasini, D. Bradley, P. Bell

Proceedings Volume 9211, 921102 (2014) https://doi.org/10.1117/12.2063304

KEYWORDS: Microchannel plates, X-rays, Quantum efficiency, Photons, Sensors, Fusion energy, Radiography, Signal to noise ratio, Cameras, X-ray detectors

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Proceedings Article | 15 October 2012 Paper

Beam and target alignment at the National Ignition Facility using the Target Alignment Sensor (TAS)

P. Di Nicola, D. Kalantar, T. McCarville, J. Klingmann, S. Alvarez, R. Lowe-Webb, J. Lawson, P. Datte, P. Danforth, M. Schneider, J.-M. Di Nicola, J. Jackson, C. Orth, S. Azevedo, R. Tommasini, A. Manuel, R. Wallace

Proceedings Volume 8505, 85050B (2012) https://doi.org/10.1117/12.930173

KEYWORDS: National Ignition Facility, Cameras, Calibration, Sensors, Mirrors, Prisms, Optical alignment, Telescopes, Optical components, Imaging systems

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Proceedings Article | 14 September 2011 Paper

Advanced gated x-ray imagers for experiments at the National Ignition Facility

S. Glenn, P. Bell, L. R. Benedetti, D. Bradley, J. Celeste, R. Heeter, C. Hagmann, J. Holder, N. Izumi, J. Kilkenny, J. Kimbrough, G. Kyrala, N. Simanovskaia, R. Tommasini

Proceedings Volume 8144, 814409 (2011) https://doi.org/10.1117/12.894328

KEYWORDS: X-ray imaging, National Ignition Facility, X-rays, Microchannel plates, Sensors, Charge-coupled devices, Imaging systems, Radiography, Electrons, Image fusion

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Proceedings Article | 14 September 2011 Paper

X-ray imaging in an environment with high-neutron background on National Ignition Facility

V. Smalyuk, J. Ayers, P. Bell, J.-L. Bourgade, D. Bradley, J. Celeste, C. Cerjan, S. Darbon, J. Emig, B. Felker, C. Hagmann, J. Holder, N. Izumi, J. Kilkenny, J. Moody, K. Piston, A. Rousseau, C. Sorce, R. Tommasini

Proceedings Volume 8144, 81440N (2011) https://doi.org/10.1117/12.894200

KEYWORDS: X-ray imaging, Cameras, X-rays, Imaging systems, Charge-coupled devices, National Ignition Facility, Microchannel plates, Electrons, Neodymium, Interference (communication)

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Proceedings Article | 20 September 2007 Paper

Deposition and analysis of small d-spacing depth graded multilayer structures

David Broadway, Yuriy Platonov, Roberto Mancini, Riccardo Tommasini

Proceedings Volume 6705, 67050A (2007) https://doi.org/10.1117/12.735595

KEYWORDS: Reflectivity, Molybdenum, Diffusion, Structural design, Sputter deposition, Coating, Argon, Convolution, Satellites, Physics

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Proceedings Article | 29 August 2006 Paper

Narrow-band x-ray imaging for core temperature and density maps retrieval of direct drive implosions

Riccardo Tommasini, Jeffrey Koch, Nobuhiko Izumi, Leslie Welser, Roberto Mancini, Jacques Delettrez, Sean Regan, Vladimir Smalyuk

Proceedings Volume 6317, 631716 (2006) https://doi.org/10.1117/12.681271

KEYWORDS: Argon, X-ray imaging, Sensors, Mirrors, Spectral resolution, Image sensors, Image compression, X-rays, Picosecond phenomena, Spatial resolution

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Proceedings Article | 12 April 2005 Paper

Attosecond x-ray laser pulses

Riccardo Tommasini, Ernst Fill

Proceedings Volume 5708, (2005) https://doi.org/10.1117/12.603518

KEYWORDS: X-ray lasers, Plasma, Mode locking, Molybdenum, X-rays, Ions, Ultrafast phenomena, Polarization, Process control, Pulsed laser operation

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Proceedings Article | 21 March 2005 Paper

Focusing and collimation of laser-generated ultrashort x-ray pulses by polycapillary lenses

Riccardo Tommasini, Reinhard Bruch, Ernst Fill, Aniouar Bjeoumikhov

Proceedings Volume 5714, (2005) https://doi.org/10.1117/12.591482

KEYWORDS: X-rays, Charge-coupled devices, Crystals, Capillaries, Collimation, X-ray lasers, Lenses, Iron, Diffraction, Ultrafast phenomena

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Proceedings Article | 7 January 2004 Paper

Ultrafast x-ray diffraction studies on Si(111) and DMABN crystals using Cu-K-alpha radiation

Riccardo Tommasini, Christof Root, Markus Braun, Peter Gilch, Wolfgang Zinth, Ernst Fill

Proceedings Volume 5196, (2004) https://doi.org/10.1117/12.507862

KEYWORDS: Crystals, X-rays, Molecules, Picosecond phenomena, X-ray diffraction, Laser crystals, Reflection, Wave propagation, Silicon, Absorption

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Proceedings Article | 19 December 2003 Paper

Preplasma conditions for the operation of 10-Hz sub-Joule fs-laser-pumped nickel-like x-ray lasers

Riccardo Tommasini, Klaus Eidmann, Tetsuya Kawachi, Ernst Fill

Proceedings Volume 5197, (2003) https://doi.org/10.1117/12.503823

KEYWORDS: Plasmas, X-ray lasers, Molybdenum, Silver, Pulsed laser operation, Interferometry, Prisms, Interferometers, Picosecond phenomena, Neon

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Proceedings Article | 12 December 2001 Paper

Investigations on 10-Hz sub-Joule fs-laser pumped neon- and nickel-like x-ray lasers

Riccardo Tommasini, Joseph Nilsen, Ernst Fill

Proceedings Volume 4505, (2001) https://doi.org/10.1117/12.450577

KEYWORDS: Molybdenum, Picosecond phenomena, Titanium, Plasma, X-ray lasers, Mirrors, Extreme ultraviolet, Femtosecond phenomena, Optical simulations, Pulsed laser operation

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Proceedings Article | 21 October 1999 Paper

Saturated lasing in neon- and nickel-like ions at pump energies below 30 J

Juerg Balmer, Riccardo Tommasini, Frank Loewenthal

Proceedings Volume 3776, (1999) https://doi.org/10.1117/12.366655

KEYWORDS: X-ray lasers, Silver, Palladium, Iron, Ions, Plasma, Tin, Picosecond phenomena, Surface roughness, Spectroscopy

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Showing 5 of 13 publications

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