Dr. Hiromitsu Kiriyama Profile

Dr. Hiromitsu Kiriyama

Senior Researcher, Group Leader at QST

SPIE Involvement:

Conference Program Committee | Author

Publications (18)

Proceedings Article | 9 June 2023 Presentation

Presentation

Enhanced ion acceleration from transparency-driven foils demonstrated at two ultraintense laser facilities (Conference Presentation)

Nicholas Dover, Tim Ziegler, Stefan Assenbaum, Constantin Bernert, Stefan Bock, Florian-Emanuel Brack, Thomas Cowan, Emma Jane Ditter, Marco Garten, Lennart Gaus, Ilja Goethel, George Hicks, Hiromitsu Kiriyama, Thomas Kluge, James Koga, Akira Kon, Kotaro Kondo, Stephan Kraft, Florian Kroll, Hazel Lowe, Josefine Metzkes-Ng, Tatsuhiko Miyatake, Zulfikar Najmudin, Thomas Püschel, Martin Rehwald, Marvin Reimold, Hironao Sakaki, Hans-Peter Schlenvoigt, Keiichiro Shiokawa, Marvin E. Umlandt, Ulrich Schramm, Karl Zeil, Mamiko Nishiuchi

Proceedings Volume PC12579, PC125790Q (2023) https://doi.org/10.1117/12.2669273

KEYWORDS: Ions, Transparency, Pulsed laser operation, Ion lasers, Plasma, Modeling, Mirrors, Laser systems engineering, Laser irradiation, Laser energy

Read Abstract +

Proceedings Article | 8 June 2023 Poster + Paper

Poster + Paper

Instruments for best target position determination in the high-intensity laser-solid interaction experiment

Eugene Vishnyakov, Akito Sagisaka, Koichi Ogura, Tatiana Pikuz, Chris Armstrong, Sergey Pikuz, Bruno Gonzalez-Izquierdo, Timur Zh. Esirkepov, Wenchao Yan, Tae Moon Jeong, Sushil Singh, Prokopis Hadjisolomou, Ondrej Finke, Gabriele Maria Grittani, Michal Nevrkla, Carlo Maria Lazzarini, Andriy Velyhan, Takehito Hayakawa, Yuji Fukuda, James Koga, Masahiko Ishino, Kotaro Kondo, Yasuhiro Miyasaka, Akira Kon, Masaharu Nishikino, Yevhen Nosach, Danila Khiklukha, Ilya Tsygvintsev, Deepak Kumar, Jaroslav Nejdl, Daniele Margarone, Pavel Sasorov, Masaki Kando, Hiromitsu Kiriyama, Georg Korn, Kiminori Kondo, Sergei Bulanov, Tetsuya Kawachi, Alexander Pirozhkov

Proceedings Volume 12582, 125820E (2023) https://doi.org/10.1117/12.2665527

KEYWORDS: Diagnostics, Spectroscopy, X-rays, Extreme ultraviolet, Specular reflections, Spectrographs, Electrons, Scintillators

Read Abstract +

Proceedings Article | 17 May 2017 Paper

Paper

High contrast high intensity petawatt J-KAREN-P laser facility at QST

Mamiko Nishiuchi, Hiromitsu Kiriyama, Hironao Sakaki, Nicholas Dover, Kotaro Kondo, Alexander Pirozhkov, Akito Sagisaka, Yuji Fukuda, Keita Nishitani, Takumi Miyahara, Koichi Ogura, Mariya Alkhimova, Tatiana Pikuz, Anatoly Faenov, Yukinobu Watanabe, James Koga, Sergei Bulanov, Masaki Kando, Kiminori Kondo

Proceedings Volume 10241, 102410N (2017) https://doi.org/10.1117/12.2271172

KEYWORDS: Ions, Pulsed laser operation, Laser systems engineering, Laser applications, Optical amplifiers, Spectrometers, Mirrors, Electrons, Laser energy, Picosecond phenomena

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Proceedings Article | 5 August 2015 Open Access

Open Access

Paper

Damage-controlled high power lasers and plasma mirror application

Hiromitsu Kiriyama, Yoshihiro Ochi, Masaharu Nishikino, Keisuke Nagashima, Tetsuya Kawachi, Ryoji Itakura, Akira Sugiyama, Masaki Kando, A. Pirozhkov, Mamiko Nishiuchi, Sergei Bulanov, Kimonori Kondo, Yoshiaki Kato

Proceedings Volume 9532, 95320A (2015) https://doi.org/10.1117/12.2185763

KEYWORDS: Plasma, Laser systems engineering, Optical amplifiers, Mirrors, Pulsed laser operation, Terahertz radiation, Laser induced damage, X-ray lasers, High power lasers, Vacuum ultraviolet

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Proceedings Article | 1 May 2015 Paper

Paper

Laser-driven multicharged heavy ion beam acceleration

M. Nishiuchi, H. Sakaki, T. Esirkepov, K. Nishio, T. Pikuz, A. Faenov, A. Pirozhkov, A. Sagisaka, K. Ogura, M. Kanasaki, H. Kiriyama, Y. Fukuda, M. Kando, T. Yamauchi, Y. Watanabe, S. Bulanov, K. Kondo, K. Imai, S. Nagamiya

Proceedings Volume 9515, 95151D (2015) https://doi.org/10.1117/12.2179204

KEYWORDS: Ions, Iron, Ion lasers, Pulsed laser operation, Ion beams, X-rays, Sensors, Aluminum, Laser systems engineering, Spectroscopy

Read Abstract +

Proceedings Article | 7 May 2013 Paper

Paper

Generation of 50-MeV/u He ions in laser-driven ion acceleration with cluster-gas targets

Y. Fukuda, H. Sakaki, M. Kanasaki, A. Yogo, S. Jinno, M. Tampo, A. Ya. Faenov, T. Pikuz, Y. Hayashi, M. Kando, A. Pirozhkov, T. Shimomura, H. Kiriyama, S. Kurashima, T. Kamiya, K. Oda, T. Yamauchi, K. Kondo, S. Bulanov

Proceedings Volume 8779, 87790F (2013) https://doi.org/10.1117/12.2018479

KEYWORDS: Ions, Etching, Ion lasers, Sensors, Ion beams, Target detection, Spectroscopy, Plasmas, Carbon dioxide, Magnetism

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Proceedings Article | 6 October 2011 Paper

Paper

Coherent x-ray generation in relativistic laser/gas jet interactions

A. Pirozhkov, M. Kando, T. Zh. Esirkepov, P. Gallegos, H. Ahmed, E. Ragozin, A. Ya. Faenov, T. Pikuz, J. Koga, H. Kiriyama, P. McKenna, M. Borghesi, K. Kondo, H. Daido, Y. Kato, D. Neely, S. Bulanov

Proceedings Volume 8140, 81400A (2011) https://doi.org/10.1117/12.892898

KEYWORDS: Mirrors, Pulsed laser operation, Charge-coupled devices, X-rays, Plasma, Reflectivity, Spectrographs, Extreme ultraviolet, Polarization, Diffraction

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Proceedings Article | 9 June 2011 Paper

Paper

On the design of experiments for the study of extreme field limits in the ultra-relativistic interaction of electromagnetic waves with plasmas

Sergei Bulanov, Timur Esirkepov, Yukio Hayashi, Masaki Kando, Hiromitsu Kiriyama, James Koga, Kiminori Kondo, Hideyuki Kotaki, Alexander Pirozhkov, Stepan Bulanov, Alexei Zhidkov, Pisin Chen, David Neely, Yoshiaki Kato, Nikolay Narozhny, Georg Korn

Proceedings Volume 8080, 80801O (2011) https://doi.org/10.1117/12.888678

KEYWORDS: Pulsed laser operation, Radiation effects, Mirrors, Plasmas, Gamma radiation, Laser scattering, Electromagnetic radiation, Electromagnetism, Quantum electrodynamics, Magnetism

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Proceedings Article | 12 May 2011 Paper

Paper

The progress in the laser-driven proton acceleration experiment JAEA with table-tip Ti:Sappire laser system

M. Nishiuchi, K. Ogura, A. Pirozhkov, T. Tanimoto, A. Yogo, H. Sakaki, T. Hori, Y. Fukuda, M. Kanasaki, A. Sagisaka, M. Tampo, H. Kiriyama, T. Shimomura, K. Kondo, S. Kawanishi, C. Brenner, D. Neely

Proceedings Volume 8079, 80790B (2011) https://doi.org/10.1117/12.886429

KEYWORDS: Aluminum, Laser systems engineering, Skin, Laser therapeutics, Electrons, Ions, Medical laser equipment, Laser applications, Particles, Current controlled current source

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Proceedings Article | 7 May 2009 Paper

Paper

XUV and IR electromagnetic radiation from nonlinear laser-plasma interaction

Masaki Kando, Alexander Pirozhkov, Yuji Fukuda, Timur Esirkepov, Izuru Daito, Keigo Kawase, Jinglong Ma, Liming Chen, Yukio Hayashi, Michiaki Mori, Koichi Ogura, Hideyuki Kotaki, Akito Sagisaka, Evgeny Ragozin, Anatoly Faenov, Tatiana Pikuz, Hiromitsu Kiriyama, Hajime Okada, Takashi Kameshima, James Koga, Tetsuya Kawachi, Hiroyuki Daido, Toyoaki Kimura, Yoshiaki Kato, Toshiki Tajima, Sergei Bulanov

Proceedings Volume 7359, 73590K (2009) https://doi.org/10.1117/12.820463

KEYWORDS: Mirrors, Plasmas, Pulsed laser operation, Extreme ultraviolet, Signal detection, Polarization, Infrared radiation, Electromagnetic radiation, Solitons, Charge-coupled devices

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Proceedings Article | 5 September 2002 Paper

Paper

Large-aperture CsLiB6O10 frequency doubler for high-energy Nd:glass laser

Hiromitsu Kiriyama, Norihiro Inoue, Koichi Yamakawa

Proceedings Volume 4914, (2002) https://doi.org/10.1117/12.481800

KEYWORDS: Crystals, Laser crystals, Second-harmonic generation, Nonlinear crystals, Laser energy, Energy efficiency, Pulsed laser operation, Optical amplifiers, Neodymium glass lasers, Laser systems engineering

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Proceedings Article | 14 April 2000 Paper

Paper

High-efficiency second harmonic generation in four-pass quadrature frequency conversion scheme

Hiromitsu Kiriyama, Shinichi Matsuoka, Yoichiro Maruyama, Takashi Arisawa

Proceedings Volume 3929, (2000) https://doi.org/10.1117/12.382782

KEYWORDS: Crystals, Laser crystals, Mirrors, Frequency conversion, Ferroelectric materials, Second-harmonic generation, Energy efficiency, Nd:YAG lasers, Optical amplifiers, Nonlinear crystals

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Proceedings Article | 3 April 2000 Paper

Paper

Laser-diode-pumped eight-pass 100-W-class Nd:YAG zig-zag slab laser amplifier

Yoshinori Kato, Masahiro Terada, Hiromitsu Kiriyama, Masanobu Yamanaka, Yasukazu Izawa, Sadao Nakai, Takeshi Kanzaki, Hirofumi Miyajima, Masahiro Miyamoto, Hirofumi Kan

Proceedings Volume 3889, (2000) https://doi.org/10.1117/12.380937

KEYWORDS: Nd:YAG lasers, Birefringence, Optical amplifiers, Laser amplifiers, Pulsed laser operation, Energy efficiency, Modes of laser operation, Polarizers, Mirrors, Quartz

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Proceedings Article | 3 April 2000 Paper

Paper

Highly efficient second harmonic generation by using four pass quadrature frequency conversion

Hiromitsu Kiriyama, Shinichi Matsuoka, Yoichiro Maruyama, Tohru Matoba, Takashi Arisawa

Proceedings Volume 3889, (2000) https://doi.org/10.1117/12.380943

KEYWORDS: Crystals, Frequency conversion, Laser crystals, Second-harmonic generation, Ferroelectric materials, Nonlinear crystals, Mirrors, Nd:YAG lasers, Polarizers, Harmonic generation

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Proceedings Article | 14 September 1998 Paper

Paper

Development of the diode-pumped solid state laser and its application to laser fusion and industry

Sadao Nakai, Yasukazu Izawa, Masahiro Nakatsuka, Masanobu Yamanaka, Yasuji Kozaki, Takahisa Jitsuno, Tadashi Kanabe, Noriaki Miyanaga, E. Yoshida, Kouji Tsubakimoto, Hiromitsu Kiriyama, Hiroki Matsui, Hiroshi Azechi, Hideaki Takabe, Tatsuhiko Yamanaka, Kunioki Mima, Shinji Motokoshi, Hiroyuki Furukawa, Chiyoe Yamanaka, Hirofumi Kan, Teruo Hiruma

Proceedings Volume 3343, (1998) https://doi.org/10.1117/12.321577

KEYWORDS: Laser welding, Diode pumped solid state lasers, High power lasers, Optical amplifiers, Laser applications, Laser development, Fusion energy, Semiconductor lasers, Solid state lasers, Physics

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Proceedings Article | 24 June 1998 Paper

Paper

Laser-diode-pumped eight-pass Nd:YAG slab amplifier

Hiromitsu Kiriyama, Kanji Nishida, Masanobu Yamanaka, Yasukazu Izawa, Tatsuhiko Yamanaka, Sadao Nakai, Toyoki Kanzaki, Hirofumi Miyajima, Masahiro Miyamoto, Hirofumi Kan, Teruo Hiruma

Proceedings Volume 3264, (1998) https://doi.org/10.1117/12.311917

KEYWORDS: Optical amplifiers, Nd:YAG lasers, Birefringence, Pulsed laser operation, Energy efficiency, Modes of laser operation, Oscillators, Mirrors, Laser amplifiers, Quartz

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Proceedings Article | 16 August 1996 Paper

Paper

High-sensitivity two-dimensional observation of thermal birefringence in the laser diode pumped solid state lasers

Hiromitsu Kiriyama, Takuji Yoshida, Masanobu Yamanaka, Yasukazu Izawa, Tatsuhiko Yamanaka, Sadao Nakai, Chiyoe Yamanaka

Proceedings Volume 2873, (1996) https://doi.org/10.1117/12.246197

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Proceedings Article | 10 May 1996 Paper

Paper

Widely tunable KTP optical parametric oscillator amplifier and its applications to fluorescence-lifetime measurement in Yb-doped laser materials

Hiromitsu Kiriyama, Narayanan Srinivasan, Takashi Kimura, Masanobu Yamanaka, Yasukazu Izawa, Tatsuhiko Yamanaka, Sadao Nakai, Chiyoe Yamanaka

Proceedings Volume 2700, (1996) https://doi.org/10.1117/12.239657

KEYWORDS: Luminescence, Ytterbium, Ferroelectric materials, Optical amplifiers, Optical parametric oscillators, Mirrors, Laser applications, Crystals, Absorption, Semiconductor lasers

Read Abstract +

Showing 5 of 18 publications

Conference Committee Involvement (3)

Short-pulse High-energy Lasers and Ultrafast Optical Technologies II

7 April 2025 | Prague, Czech Republic

Advanced Lasers, High-Power Lasers, and Applications XV

12 October 2024 | Nantong, Jiangsu, China

High-power, High-energy Lasers and Ultrafast Optical Technologies

24 April 2023 | Prague, Czech Republic

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