Prof. Shuichi Gunji Profile

Prof. Shuichi Gunji

at Yamagata Univ

SPIE Involvement:

Author

Publications (35)

Proceedings Article | 28 August 2024 Presentation

Presentation

XL-Calibur: a balloon-borne hard x-ray polarimetry mission

Ephraim Gau, Henric Krawczynksi, Nicole Rodriguez Cavero, Lindsey Lisalda, Kun Hu, Hisamitsu Awaki, Richard Bose, Dana Braun, Sohee Chun, Teruaki Enoto, Manel Errando, Yasushi Fukazawa, Akihiro Furusawa, Gianluigi De Geronimo, Thomas Gadson, Victor Guarino, Shuichi Gunji, Scott Heatwole, Arman Md. Hossen, Fumiya Imazato, Kazunori Ishibashi, Manabu Ishida, Nirmal Iyer, Wataru Kamogawa, Fabian Kislat, Mozsi Kiss, Takao Kitaguchi, James Lanzi, Yoshimoto Maeda, Hiroto Matake, Hironori Matsumoto, Taisei Mineta, Tsunefumi Mizuno, Takashi Okajima, Mark Peacer, Zachary Peterson, Brian Rauch, Yoshitaka Saito, Sean Spooner, Garry Simburger, Theodor-Adrian Stana, Andrew West, Hiromitsu Takahashi, Tomoshi Takeda, Mai Takeo, Toru Tamagawa, Hiroshi Tsunemi, Nagomi Uchida, Yuusuke Uchida, Keisuke Uchiyama, Edward Udinski, Eric Wulf, Yuto Yoshida

Proceedings Volume PC13103, PC131030N (2024) https://doi.org/10.1117/12.3020863

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Proceedings Article | 21 August 2024 Presentation + Paper

Presentation + Paper

The imaging x-ray polarimetry explorer 2.5 years later

Paolo Soffitta, Luca Baldini, Wayne Baumgartner, Ronaldo Bellazzini, Stephen Bongiorno, Niccolò Bucciantini, Enrico Costa, Michal Dovčiak, Steven Ehlert, Philip Kaaret, Jeffery Kolodziejczak, Luca Latronico, Frédéric Marin, Alan Marscher, Herman Marshall, Giorgio Matt, Fabio Muleri, Stephen O'Dell, Juri Poutanen, Brian Ramsey, Roger Romani, Patrick Slane, Allyn Tennant, Roberto Turolla, Martin Weisskopf, Iván Agudo, Lucio Angelo Antonelli, Matteo Bachetti, Stefano Bianchi, Raffaella Bonino, Alessandro Brez, Fiamma Capitanio, Simone Castellano, Elisabetta Cavazzuti, Chien-Ting Chen, Stefano Ciprini, Massimo Cocchi, Eugene Churazov, Alessandra De Rosa, Ettore Del Monte, Laura Di Gesu, Niccolò Di Lalla, Alessandro Di Marco, Immacolata Donnarumma, Viktor Doroshenko, Teruaki Enoto, Yuri Evangelista, Sergio Fabiani, Riccardo Ferrazzoli, Javier Garcia, Shuichi Gunji, Jeremy Heyl, Adam Ingram, Wataru Iwakiri, Svetlana Jorstad, Vladimir Karas, Vicky Kaspi, Fabian Kislat, Takao Kitaguchi, Henric Krawczynski, Fabio La Monaca, Ioannis Liodakis, Greg Madejski, Simone Maldera, Alberto Manfreda, Andrea Marinucci, Francesco Massaro, Ikuyuki Mitsuishi, Tsunefumi Mizuno, Michela Negro, Stephen Ng, Nicola Omodei, Chiara Oppedisano, Alessandro Papitto, George Pavlov, Matteo Perri, Melissa Pesce-Rollins, Pierre-Olivier Petrucci, Maura Pilia, Andrea Possenti, Simnonetta Puccetti, John Rankin, Ajay Ratheesh, Olivier Roberts, Carmelo Sgrò, Gloria Spandre, Luigi Stella, Rashid Sunyaev, Douglas Swartz, Toru Tamagawa, Fabrizio Tavecchio, Roberto Taverna, Yuzuru Tawara, Nicholas Thomas, Francesco Tombesi, Alessio Trois, Sergey Tsygankov, Jacco Vink, Kinwah Wu, Fei Xie, Silvia Zane

Proceedings Volume 13093, 130932I (2024) https://doi.org/10.1117/12.3020418

KEYWORDS: X-rays, Polarization, Polarimetry, Lanthanum, X-ray astronomy, Universities, X-ray imaging, Calibration, Sensors, Pulsars

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Proceedings Article | 21 August 2024 Presentation + Paper

Presentation + Paper

The wide-field x-ray monitor (WFXM) on the HiZ-GUNDAM mission

Takanori Sakamoto, Daisuke Yonetoku, Akihiro Doi, Hideo Matsuhara, Tatehiro Mihara, Makoto Arimoto, Tatsuya Sawano, Shuichi Gunji, Junko Hiraga

Proceedings Volume 13093, 1309321 (2024) https://doi.org/10.1117/12.3018771

KEYWORDS: X-rays, Sensors, X-ray optics, Gamma radiation, X-ray imaging, X-ray telescopes, Stars, Power consumption

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Proceedings Article | 21 August 2024 Presentation + Paper

Presentation + Paper

High-z gamma-ray bursts unraveling the dark ages and extreme space-time mission: HiZ-GUNDAM

Daisuke Yonetoku, Akihiro Doi, Tatehiro Mihara, Hideo Matsuhara, Takanori Sakamoto, Kohji Tsumura, Kunihito Ioka, Makoto Arimoto, Teruaki Enoto, Kenjiro Fujimoto, Hatsune Goto, Shuichi Gunji, Junko Hiraga, Shintaro Ikunaga, Nobuyuki Kawai, Ryuji Kondo, Shunsuke Kurosawa, Junyi Li, Yoshitomo Maeda, Ikuyuki Mitsuishi, Toshio Murakami, Issin Nagataka, Yujin Nakagawa, Naoki Ogino, Taiki Owari, Ryuji Sato, Masataka Sato, Tomoya Sato, Tatsuya Sawano, Motoko Serino, Hsien-Chieh Shen, Satoshi Sugita, Shuta Takahashi, Toru Tamagawa, Keisuke Tamura, Takaaki Tanaka, Toru Tanimori, Makoto Tashiro, Takumi Togashi, Hiroshi Tomida, Keito Watanabe, Kazutaka Yamaoka, Makoto Yamauchi, Yoichi Yatsu, Atsumasa Yoshida, Hiroshi Akitaya, Akihiko Fukui, Haruki Fukui, Yoshifusa Ita, Koji Kawabata, Shuji Matsuura, Akihiro Miyasaka, Kentaro Motohara, Norio Narita, Hirofumi Noda, Hirofumi Okita, Kei Sano, Keisuke Shinozaki, Sou Tajima, Yuji Urata, Takehiko Wada, Kenshi Yanagisawa, Michitoshi Yoshida, Nobutaka Bando, Ichiro Jikuya, Kenji Minesugi, Yasuyuki Miyazaki, Yusuke Kono, Naoki Takase, Shunichi Nakatsubo, Tooru Kaga, Katsuaki Asano, Kohei Inayoshi, Susumu Inoue, Hirotaka Ito, Hideyuki Izumiura, Norita Kawanaka, Tomoya Kinugawa, Shota Kisaka, Kenta Kiuchi, Koutarou Kyutoku, Jin Matsumoto, Akira Mizuta, Kohta Murase, Hiroki Nagakura, Shigehiro Nagataki, Yoshikazu Nakada, Takashi Nakamura, Yuu Niino, Yudai Suwa, Keitaro Takahashi, Takahiro Tanaka, Kenji Toma, Tomonori Totani, Ryo Yamazaki, Jun'ichi Yokoyama, Yuichi Harikane, Masaomi Tanaka, Shigeo Kimura, Mariko Kimura

Proceedings Volume 13093, 1309320 (2024) https://doi.org/10.1117/12.3018571

KEYWORDS: X-rays, Telescopes, Sensors, X-ray telescopes, Satellites, Physics, Near infrared, X-ray astronomy, X-ray imaging

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Proceedings Article | 21 August 2024 Poster + Paper

Poster + Paper

Development of the software algorithm for detection of gamma-ray bursts for HiZ-GUNDAM mission

Takumi Togashi, Shuichi Gunji, Ryuji Sato, Keito Watanabe, Haruaki Niinuma, Daisuke Yonetoku, Hiroshi Akitaya, Akihiro Doi, Hatsune Goto, Yousuke Kono, Hideo Matsuhara, Tatehiro Mihara, Takanori Sakamoto, Tatsuya Sawano

Proceedings Volume 13093, 130936B (2024) https://doi.org/10.1117/12.3018566

KEYWORDS: Photons, Histograms, Algorithm development, X-rays, Image sensors, Gamma radiation, Satellites, X-ray telescopes, Spatial resolution, Detection and tracking algorithms

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Proceedings Article | 5 October 2023 Poster + Paper

Poster + Paper

The encircled energy function of the IXPE determined from data of the crab pulsar

M. Kamikobayashi, S. Gunji, L. Baldini, B. Ramsey, E. Watanabe, M. Terashima, Y. Kan, A. Mori

Proceedings Volume 12679, 126791C (2023) https://doi.org/10.1117/12.2676614

KEYWORDS: Telescopes, Pulsars, X-rays, X-ray imaging, Polarization, Calibration, Satellites, Polarimetry, Satellite imaging, Data archive systems, Point spread functions

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Proceedings Article | 5 October 2023 Poster + Paper

Poster + Paper

Characterization of the x-ray telescope after the first flight of XL-Calibur

H. Kuramoto, H. Matsumoto, H. Awaki, R. Bose, D. Braun, S. Chun, G. De Geronimo, Eric W., M. Errando, Y. Fukazawa, A. Furusawa, T. Gadson, E. Gau, V. Guarino, S. Gunji, K. Harmon, S. Heatwole, A. Hossen, K. Ishibashi, M. Ishida, N. K. Iyer, W. Kamogawa, F. Kislat, M. Kiss, H. Krawczynski, J. Lanzi, L. Lisalda, Y. Maeda, A. Miyamoto, T. Miyazawa, T. Okajima, M. Pearce, Z. Peterson, B. Rauch, N. Rodriguez Cavero, F. Ryde, G. Simburger, S. Spooner, T.-A. Stana, D. Stuchlik, H. Takahashi, M. Takeo, T. Tamagawa, Y. Uchida, A. West

Proceedings Volume 12679, 126791B (2023) https://doi.org/10.1117/12.2676572

KEYWORDS: X-ray telescopes, Telescopes, Hard x-rays, X-rays, X-ray optics, Synchrotrons, Reflector telescopes, Reflection, Polarimetry, Point spread functions

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Proceedings Article | 5 October 2023 Presentation + Paper

Presentation + Paper

The Imaging x-ray polarimetry explorer (IXPE) at last!

Paolo Soffitta, Luca Baldini, Wayne Baumgartner, Ronaldo Bellazzini, Stephen Bongiorno, Niccolò Bucciantini, Enrico Costa, Michal Dovčiak, Steven Ehlert, Philip Kaaret, Jeffery Kolodziejczak, Luca Latronico, Frédéric Marin, Alan Marscher, Herman Marshall, Giorgio Matt, Fabio Muleri, Stephen O'Dell, Juri Poutanen, Brian Ramsey, Roger Romani, Patrick Slane, Allyn Tennant, Roberto Turolla, Martin Weisskopf, Iván Agudo, Lucio Angelo Antonelli, Matteo Bachetti, Stefano Bianchi, Raffaella Bonino, Alessandro Brez, Fiamma Capitanio, Simone Castellano, Elisabetta Cavazzuti, Chiel-Ting Chen, Stefano Ciprini, Alessandra De Rosa, Ettore Del Monte, Laura Di Gesu, Niccolò Di Lalla, Alessandro Di Marco, Immacolata Donnarumma, Victor Doroshenko, Teruaki Enoto, Yuri Evangelista, Sergio Fabiani, Riccardo Ferrazzoli, Javier Garcia, Shuichi Gunji, Kiyoshi Hayashida, Jeremy Heyl, Wataru Iwakiri, Svetlana Jorstad, Vladimir Karas, Fabian Kislat, Takao Kitaguchi, Henric Krawczynski, Fabio La Monaca, Ioannis Liodakis, Simone Maldera, Alberto Manfreda, Andrea Marinucci, Francesco Massaro, Ikuyuki Mitsuishi, Tsunefumi Mizuno, Michela Negro, C.-Y. Ng, Nicola Omodei, Chiara Oppedisano, Alessandro Papitto, George Pavlov, Abel Lawrence Peirson, Matteo Perri, Melissa Pesce-Rollins, Pierre-Olivier Petrucci, Maura Pilia, Andrea Possenti, Simonetta Puccetti, John Rankin, Ajay Ratheesh, Oliver Roberts, Carmelo Sgrò, Gloria Spandre, Douglas Swartz, Toru Tamagawa, Fabrizio Tavecchio, Roberto Taverna, Yuzuru Tawara, Nicholas Thomas, Francesco Tombesi, Alessio Trois, Sergey Tsygankov, Jacco Vink, Kinwah Wu, Fei Xie, Silvia Zane

Proceedings Volume 12678, 1267803 (2023) https://doi.org/10.1117/12.2677296

KEYWORDS: Polarization, X-rays, Polarimetry, X-ray astronomy, Pulsars, X-ray imaging, Magnetism, Observational astronomy, Physics, X-ray detectors

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Proceedings Article | 31 August 2022 Poster + Paper

Poster + Paper

Optical performance of the x-ray telescope for the XL-Calibur experiment

W. Kamogawa, H. Matsumoto, Q. Abarr, H. Awaki, R. Bose, D. Braun, G. de Geronimo, P. Dowkontt, T. Enoto, M. Errando, Y. Fukazawa, A. Furuzawa, T. Gadson, E. Gau, V. Guarino, S. Gunji, K. Harmon, K. Hayashida, S. Heatwole, F. Imazato, K. Ishibashi, M. Ishida, N. Iyer, F. Kislat, M. Kiss, T. Kitaguchi, H. Krawczynski, J. Lanzi, L. Lisalda, Y. Maeda, H. Matake, T. Mineta, T. Miyazawa, T. Mizuno, T. Okajima, M. Pearce, Z. Peterson, B. Rauch, N. Rodriguez Cavero, F. Ryde, T.-A. Stana, D. Stuchlik, G. Simburgeb, S. Spooner, H. Takahashi, T. Takeda, M. Takeo, T. Tamagawa, H. Tsunemi, N. Uchida, Y. Uchida, K. Uchiyama, A. West, E. Wulf, Y. Yoshida

Proceedings Volume 12181, 1218171 (2022) https://doi.org/10.1117/12.2626537

KEYWORDS: X-ray telescopes, X-rays, Telescopes, Vignetting, Mirrors, Image segmentation, X-ray optics, Point spread functions, Hard x-rays

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Proceedings Article | 26 August 2022 Presentation

Presentation

High-redshift gamma-ray burst for unraveling the dark ages Mmission: HiZ-GUNDAM

Daisuke Yonetoku, Akihiro Doi, Tatehiro Mihara, Takanori Sakamoto, Kohji Tsumura, Makoto Arimoto, Tatsuya Sawano, Shuichi Gunji

Proceedings Volume 12181, 121811J (2022) https://doi.org/10.1117/12.2629179

KEYWORDS: Gamma radiation, Astronomy, X-ray optics, X-ray imaging, Gamma-ray astronomy, X-rays, X-ray telescopes, X-ray detectors, Sensors, Satellites

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SPIE Journal Paper | 14 April 2022 Open Access

Open Access

Imaging X-ray Polarimetry Explorer: prelaunch

Martin Weisskopf, Paolo Soffitta, Luca Baldini, Brian Ramsey, Stephen O'Dell, Roger Romani, Giorgio Matt, William Deininger, Wayne Baumgartner, Ronaldo Bellazzini, Enrico Costa, Jeffery Kolodziejczak, Luca Latronico, Herman Marshall, Fabio Muleri, Stephen Bongiorno, Allyn Tennant, Niccolo Bucciantini, Michal Dovciak, Frédéric Marin, Alan Marscher, Juri Poutanen, Pat Slane, Roberto Turolla, William Kalinowski, Alessandro Di Marco, Sergio Fabiani, Massimo Minuti, Fabio La Monaca, Michele Pinchera, John Rankin, Carmelo Sgrò, Alessio Trois, Fei Xie, Cheryl Alexander, D. Zachery Allen, Fabrizio Amici, Jason Andersen, Angelo Antonelli, Spencer Antoniak, Primo Attiná, Mattia Barbanera, Matteo Bachetti , Randy Baggett, Jeff Bladt, Alessandro Brez, Raffaella Bonino, Christopher Boree, Fabio Borotto, Shawn Breeding, Daniele Brienza, H. Kyle Bygott, Ciro Caporale, Claudia Cardelli, Rita Carpentiero, Simone Castellano, Marco Castronuovo, Luca Cavalli, Elisabetta Cavazzuti, Marco Ceccanti, Mauro Centrone, Saverio Citraro, Fabio D'Amico, Elisa D'Alba, Laura Di Gesu, Ettore Del Monte, Kurtis Dietz, Niccolò Di Lalla, Giuseppe Di Persio, David Dolan, Immacolata Donnarumma, Yuri Evangelista, Kevin Ferrant, Riccardo Ferrazzoli, MacKenzie Ferrie, Joseph Footdale, Brent Forsyth, Michelle Foster, Benjamin Garelick, Shuichi Gunji, Eli Gurnee, Michael Head, Grant Hibbard, Samantha Johnson, Erik Kelly, Kiranmayee Kilaru, Carlo Lefevre, Shelley Le Roy, Pasqualino Loffredo, Paolo Lorenzi, Leonardo Lucchesi, Tyler Maddox, Guido Magazzu, Simone Maldera, Alberto Manfreda, Elio Mangraviti, Marco Marengo, Alessandra Marrocchesi, Francesco Massaro, David Mauger, Jeffery McCracken, Michael McEachen, Rondal Mize, Paolo Mereu, Scott Mitchell, Ikuyuki Mitsuishi, Alfredo Morbidini, Federico Mosti, Hikmat Nasimi, Barbara Negri, Michela Negro, Toan Nguyen, Isaac Nitschke, Alessio Nuti, Mitch Onizuka, Chiara Oppedisano, Leonardo Orsini, Darren Osborne, Richard Pacheco, Alessandro Paggi, Will Painter, Steven Pavelitz, Christina Pentz, Raffaele Piazzolla, Matteo Perri, Melissa Pesce-Rollins, Colin Peterson, Maura Pilia, Alessandro Profeti, Simonetta Puccetti, Jaganathan Ranganathan, Ajay Ratheesh, Lee Reedy, Noah Root, Alda Rubini, Stephanie Ruswick, Javier Sanchez, Paolo Sarra, Francesco Santoli, Emanuele Scalise, Andrea Sciortino, Christopher Schroeder, Tim Seek, Kalie Sosdian, Gloria Spandre, Chet Speegle, Toru Tamagawa, Marcello Tardiola, Antonino Tobia, Nicholas Thomas, Robert Valerie, Marco Vimercati, Amy Walden, Bruce Weddendorf, Jeffrey Wedmore, David Welch, Davide Zanetti, Francesco Zanetti

JATIS, Vol. 8, Issue 02, 026002, (April 2022) https://doi.org/10.1117/12.10.1117/1.JATIS.8.2.026002

KEYWORDS: X-rays, Sensors, Calibration, Polarimetry, X-ray imaging, Polarization, Modulation, Space operations, X-ray sources, Spatial resolution

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Proceedings Article | 24 August 2021 Presentation + Paper

Presentation + Paper

The Imaging X-Ray Polarimetry Explorer (IXPE): technical overview IV

Brian Ramsey, Primo Attina, Luca Baldini, Mattia Barbanera, Wayne Baumgartner, Ronaldo Bellazzini, Jeff Bladt, Stephen Bongiorno, Alessandro Brez, Simone Castellano, Rita Carpentiero, Marco Castronuovo, Luca Cavalli, Elisabetta Cavazutti, Fabio D'Amico, Saverio Citraro, Enrico Costa, William Deininger, Elisa D'Alba, Ettore Delmonte, Kurtis Dietz, Niccolo Di Lalla, Alessandro Di Marco, Giusseppe Di Persio, Immacolata Donnarumma, Sergio Fabiani, Riccardo Ferrazzoli, Joseph Footdale, Michael Head, William Kalinowski, Jeffery Kolodziejczak, Luca Latronico, Carlo Lefevre, Paolo Lorenzi, Leonardo Lucchesi, Simone Maldera, Alberto Manfreda, Elio Mangravati, Herman Marshall, Giorgio Matt, Massimo Minuti, Rondal Mize, Fabio Muleri, Hikmat Nasimi, Barbara Negri, Alessio Nuti, Stephen O'Dell, Leonardo Orsini, Darren Osborne, Christina Pentz, Maura Pilia, Matteo Perri, Melissa Pesce-Rollins, Colin Peterson, Michele Pinchera, Simonetta Puccetti, John Rankin, Ajay Ratheesh, Roger Romani, Paolo Sarra, Francesco Santoli, Andrea Sciortino, Christopher Schroeder, Carmelo Sgro, Paolo Soffitta, Gloria Spandre, Allyn Tennant, Antonino Tobia, Nicholas Thomas, Alessio Trois, Marco Vimercati, Jeffery Wedmore, Martin Weisskopf, Fei Xie, Francesco Zanetti, Cheryl Alexander, D. Zachery Allen, Fabrizio Amici, Jason Andersen, Angelo Antonelli, Spencer Antoniak, Matteo Bachetti, Randy Baggett, Rafaella Bonino, Christopher Boree, Fabio Borotto, Shawn Breeding, Daniele Brienza, H. Kyle Byggott, Ciro Caporale, Claudia Cardelli, Marco Ceccanti, Mauro Centrone, David Dolan, Yuri Evangelista, Kevin Ferrant, MacKenzie Ferrie, Brent Forsyth, Michelle Foster, Benjamin Garelick, Shuichi Gunji, Eli Gurnee, Grant Hibbard, Samantha Johnson, Eric Kelly, Kiranmayee Kilaru, Fabio La Monaca, Shelley Le Roy, Pasqualino Lofredo, Tyler Maddox, Guido Magazzu, Marco Marengo, Alessandra Marrocchesi, Francesco Massaro, David Mauger, Jeffrey McCracken, Michael McEachen, Paolo Mereu, Scott Mitchell, Ikuyuki Mitsuishi, Alfredo Morbidini, Federico Mosti, Toan Nguyen, Michela Negro, Isaac Nitschke, Mitch Onizuka, Chiara Oppedisano, Richard Pacheco, Alessandro Paggi, Will Painter, Steven Pavelitz, Raffaele Piazzolla, Alessandro Profeti, Jaganathan Ranganathan, Lee Reedy, Noah Root, Alda Rubini, Stephanie Ruswick, Javier Sanchez, Emanuele Scalise, Tim Seek, Kalie Sosdian, Chet Speegle, Toru Tamagawa, Marcello Tardiola, Robert Valerie, Amy Walden, Bruce Weddendorf, David Welch

Proceedings Volume 11821, 118210M (2021) https://doi.org/10.1117/12.2595302

KEYWORDS: Calibration, Sensors, Space operations, Mirrors, X-rays, Observatories, Polarization, Polarimetry, X-ray imaging, X-ray sources

Read Abstract +

Proceedings Article | 4 January 2021 Paper

Paper

XL-Calibur: the next-generation balloon-borne hard x-ray polarimeter

Yoshitomo Maeda, Quincy Abarr, Hisamitsu Awaki, Matthew Baring, Richard Bose, Dana Braun, Gianluigi De Geronimo, Paul Dowkontt, John Elliot, Teruaki Enoto, Errando Manel, Yasushi Fukazawa, Akihiro Furuzawa, Thomas Gadson, Ephraim Gau, Victor Guarino, Shuichi Gunji, Kenny Hall, Keon Harmon, Kengo Hattori, Kiyoshi Hayashida, Scott Heatwole, Arman Hossen, Fumiya Imazato, Kazunori Ishibashi, Manabu Ishida, Nirmal Iyer, Fabian Kislat, Mózsi Kiss, Takao Kitaguchi, David Kotsifakis, Henric Krawczynski, James Lanzi, Lindsey Lisalda, Hiroto Matake, Hironori Matsumoto, Taisei Mineta, Takuya Miyazawa, Tsunefumi Mizuno, Takashi Okajima, Nozomi Nakaniwa, Izabella Pastrani, Mark Pearce, Zachary Peterson, Chris Purdy, Brian Rauch, Felix Ryde, Yoshitaka Saito, Chris Shreeves, Garry Simburger, Carl Snow, Sean Spooner, Theodor-Adrian Stana, David Stuchlik, Hiromitsu Takahashi, Tomoshi Takeda, Mai Takeo, Toru Tamagawa, Keisuke Tamura, Hiroshi Tsunemi, Nagomi Uchida, Yuusuke Uchida, Keisuke Uchiyama, Brett Vincent, Andrew West, Eric Wulf, Yuto Yoshida, Ryuya Yamamoto

Proceedings Volume 11444, 114442X (2021) https://doi.org/10.1117/12.2560319

KEYWORDS: Polarimetry, Hard x-rays, Sensors, Polarization, Telescopes, Electric field sensors, X-rays, Pulsars, Grazing incidence, X-ray telescopes

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Proceedings Article | 30 December 2020 Poster + Paper

Poster + Paper

Current status of the x-ray mirror for the XL-Calibur experiment

Kengo Hattori, Hironori Matsumoto, Quincy Abarr, Hisamitsu Awaki, Richard Bose, Dana Braun, Gianluigi De Geronimo, Paul Dowkontt, Teruaki Enoto, Manel Errando, Yasushi Fukazawa, Thomas Gadson, Victor Guarino, Shuichi Gunji, Kiyoshi Hayashida, Scott Heatwole, Shuntaro Ide, Manabu Ishida, Nirmal Iyer, Henric Krawczynski, Yoshitomo Maeda, Takuya Miyazawa, Hirofumi Noda, Takashi Okajima, Hiromitsu Takahashi, Keisuke Tamura, Hiroshi Tsunemi, Fabian Kislat, Mozsl Kiss, Takao Kitaguchi, Rakhee Kushwah, James Lanzi, Shaorui Li, Lindsey Lisalda, Tsunefumi Mizuno, Nozomi Nakaniwa, Mark Pearce, Zachary Peterson, Brian Rauch, David Stuchlik, Mai Takeo, Toru Tamagawa, Kazumi Uchida, Andrew West

Proceedings Volume 11444, 114445W (2020) https://doi.org/10.1117/12.2560928

KEYWORDS: Mirrors, X-rays, Hard x-rays, Telescopes, X-ray telescopes, Astronomical telescopes, Reflectors, Polarimetry, Optical design, Satellites

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Proceedings Article | 13 December 2020 Presentation + Paper

Presentation + Paper

Calibration and performance of the readout system based on switched capacitor arrays for the Large-Sized Telescope of the Cherenkov Telescope Array

Seiya Nozaki, Kyosuke Awai, Aya Bamba, Juan Abel Barrio, Maria Isabel Bernardos, Oscar Blanch, Joan Boix, Franca Cassol, Yuki Choushi, Carlos Delgado, Carlos Diaz, Nadia Fouque, Lluis Freixas, Pawel Gliwny, Shuichi Gunji, Daniela Hadasch, Dirk Hoffmann, Julien Houles, Yusuke Inome, Yuki Iwamura, Lea Jouvin, Hideaki Katagiri, Kiomei Kawamura, Daniel Kerszberg, Yusuke Konno, Hidetoshi Kubo, Junko Kushida, Yukiho Kobayashi, Ruben López-Coto, Gustavo Martinez, Shu Masuda, Daniel Mazin, Abelardo Moralejo, Elena Moretti, Tsutomu Nagayoshi, Takeshi Nakamori, Kyoshi Nishijima, Yuto Nogami, Leyre Nogués, Hideyuki Ohoka, Tomohiko Oka, Nao Okazaki, Akira Okumura, Reiko Orito, Jean-Luc Panazol, Riccardo Paoletti, Cristobal Pio, Miguel Polo, Julie Prast, Takayuki Saito, Shunsuke Sakurai, Julian Sitarek, Yuji Sunada, Megumi Suzuki, Mitsunari Takahashi, Kenji Tamura, Manobu Tanaka, Luis Angel Tejedor, Yukikatsu Terada, Masahiro Teshima, Yusuke Tsukamoto, Tokonatsu Yamamoto

Proceedings Volume 11447, 114470H (2020) https://doi.org/10.1117/12.2560018

KEYWORDS: Atmospheric Cherenkov telescopes, Telescopes, Cameras, Gamma radiation, Quantum efficiency, Imaging systems, Calibration, Software development, Data conversion, Observatories

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Proceedings Article | 13 December 2020 Presentation + Paper

Presentation + Paper

High-redshift gamma-ray burst for unraveling the Dark Ages Mission: HiZ-GUNDAM

Daisuke Yonetoku, Tatehiro Mihara, Akihiro Doi, Takanori Sakamoto, Kohji Tsumura, Kunihito Ioka, Yusuke Amaya, Makoto Arimoto, Teruaki Enoto, Takeru Fujii, Hatsune Goto, Shuichi Gunji, Junko Hiraga, Hirokazu Ikeda, Nobuyuki Kawai, Shunsuke Kurosawa, Jin Li, Yoshitomo Maeda, Ikuyuki Mitsuishi, Toshio Murakami, Yujin Nakagawa, Naoki Ogino, Masanori Ohno, Tatsuya Sawano, Kensyo Sei, Motoko Serino, Satoshi Sugita, Toru Tamagawa, Keisuke Tamura, Takaaki Tanaka, Toru Tanimori, Makoto Tashiro, Hiroshi Tomida, Hyeongsoon Wang, Tomohiro Yamaguchi, Ayumi Yamamoto, Kazutaka Yamaoka, Makoto Yamauchi, Yoichi Yatsu, Atsumasa Yoshida, Daito Yuhi, Hiroshi Akitaya, Akihiko Fukui, Yoshifusa Ita, Hidehiro Kaneda, Koji Kawabata, Yoshikatsu Kawata, Miku Kurimata, Toshio Matsumoto, Shuji Matsuura, Akihiro Miyasaka, Kentaro Motohara, Norio Narita, Hirofumi Noda, Akisato Ohashi, Hirofumi Okita, Kei Sano, Masaomi Tanaka, Yuji Urata, Takehiko Wada, Hikaru Yamaguchi, Kenshi Yanagisawa, Michitoshi Yoshida, Katsuaki Asano, Kohei Inayoshi, Susumu Inoue, Hirotaka Ito, Hideyuki Izumiura, Norita Kawanaka, Tomoya Kinugawa, Shota Kisaka, Kenta Kiuchi, Jin Matsumoto, Akira Mizuta, Kohta Murase, Hiroki Nagakura, Shigehiro Nagataki, Yoshikazu Nakada, Takashi Nakamura, Yuu Niino, Yudai Suwa, Keitaro Takahashi, Takahiro Tanaka, Kenji Toma, Tomonori Totani, Ryo Yamazaki, Jun'ichi Yokoyama

Proceedings Volume 11444, 114442Z (2020) https://doi.org/10.1117/12.2560603

KEYWORDS: Gamma radiation, Astronomy, X-ray optics, Satellite communications, Satellites, Observatories, X-ray detectors, X-ray telescopes, X-ray imaging, X-rays

Read Abstract +

Proceedings Article | 9 September 2019 Paper

Paper

The Imaging X-Ray Polarimetry Explorer (IXPE): technical overview II

Stephen O'Dell, Primo Attinà, Luca Baldini, Mattia Barbanera, Wayne Baumgartner, Ronaldo Bellazzini, Jeff Bladt, Stephen Bongiorno, Alessandro Brez, Elisabetta Cavazzuti, Saverio Citraro, Enrico Costa, William Deininger, Ettore Del Monte, Kurtis Dietz, Niccolò Di Lalla, Immacolata Donnarumma, Ronald Elsner, Sergio Fabiani, Riccardo Ferrazzoli, Larry Guy, William Kalinowski, Victoria Kaspi, Anthony Kelley, Jeffrey Kolodziejczak, Luca Latronico, Carlo Lefevre, Leonardo Lucchesi, Alberto Manfreda, Herman Marshall, James Masciarelli, Giorgio Matt, Massimo Minuti, Fabio Muleri, Hikmat Nasimi, Alessio Nuti, Leonardo Orsini, Darren Osborne, Matteo Perri, Melissa Pesce-Rollins, Colin Peterson, Michele Pinchera, Simonetta Puccetti, Brian Ramsey, Ajay Ratheesh, Roger Romani, Francesco Santoli, Andrea Sciortino, Carmelo Sgrò, Brian Smith, Gloria Spandre, Paolo Soffitta, Allyn Tennant, Antonino Tobia, Alessio Trois, Jeffrey Wedmore, Martin Weisskopf, Fei Xie, Francesco Zanetti, Cheryl Alexander, D. Zachery Allen, Fabrizio Amici, Spencer Antoniak, Raffaella Bonino, Fabio Borotto, Shawn Breeding, Daniele Brienza, H. Kyle Bygott, Ciro Caporale, Claudia Cardelli, Marco Ceccanti, Mauro Centrone, Giuseppe Di Persio, Yuri Evangelista, MacKenzie Ferrie, Joseph Footdale, Brent Forsyth, Michelle Foster, Shuichi Gunji, Eli Gurnee, Grant Hibbard, Sandra Johnson, Eric Kelly, Kiranmayee Kilaru, Fabio La Monaca, Shelley Le Roy, Pasqualino Loffredo, Guido Magazzu, Marco Marengo, Alessandra Marrocchesi, Francesco Massaro, Jeffery McCracken, Michael McEachen, Paolo Mereu, Scott Mitchell, Ikuyuki Mitsuishi, Alfredo Morbidini, Federico Mosti, Michela Negro, Chiara Oppedisano, Richard Pacheco, Alessandro Paggi, Steven Pavelitz, Christina Pentz, Raffaele Piazzola, Brad Porter, Alessandro Profeti, Jaganathan Ranganathan, John Rankin, Noah Root, Alda Rubini, Stephanie Ruswick, Javier Sanchez, Emanuele Scalise, Sarah Schindhelm, Chet Speegle, Toru Tamagawa, Marcello Tardiola, Amy Walden, Bruce Weddendorf, David Welch

Proceedings Volume 11118, 111180V (2019) https://doi.org/10.1117/12.2530646

KEYWORDS: X-ray astronomy, X-ray imaging, X-rays, Polarimetry, Space operations, Polarization, Data communications, Astrophysics, Observatories, X-ray telescopes

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Proceedings Article | 20 August 2018 Presentation + Paper

Presentation + Paper

The Imaging X-ray Polarimetry Explorer (IXPE): technical overview

Stephen O'Dell, Luca Baldini, Ronaldo Bellazzini, Enrico Costa, Ronald Elsner, Victoria Kaspi, Jeffery Kolodziejczak, Luca Latronico, Herman Marshall, Giorgio Matt, Fabio Mulieri, Brian Ramsey, Roger Romani, Paolo Soffitta, Allyn Tennant, Martin Weisskopf, D. Zachary Allen, Fabrizio Amici, Spencer Antoniak, Primo Attina, Matteo Bachetti, Mattia Barbanera, Wayne Baumgartner, Jeff Bladt, Stephen Bongiorno, Fabio Borotto, Thomas Brooks, Scott Bussinger, H. Kyle Bygott, Elisabetta Cavazzuti, Marco Ceccanti, Saverio Citraro, William Deininger, Ettore Del Monte, Kurtis Dietz, Niccolò Di Lalla, Giuseppe Di Persio, Immacolata Donnarumma, Jennifer Erickson, Yuri Evangelista, Sergio Fabiani, Riccardo Ferrazzoli, Michele Foster, Manuela Giusti, Shuichi Gunji, Larry Guy, Sandra Johnson, William Kalinowski, Anthony Kelley, Kiranmayee Kilaru, Carlo Lefevre, Simone Maldera, Alberto Manfreda, Marco Marengo, James Masciarelli, Mike McEachen, Paolo Mereu, Massimo Minuti, Mark Mitchell, Scott Mitchell, Ikuyuki Mitsuishi, Alfredo Morbidini, Federico Mosti, Hikmat Nasimi, Barbara Negri, Leonardo Orsini, Darren Osborne, Steven Pavelitz, Christina Pentz, Matteo Perri, Melissa Pesce-Rollins, Colin Peterson, Raffaele Piazzolla, Stefano Pieraccini, Maura Pilia, Michele Pinchera, Simonetta Puccetti, Jaganathan Ranganathan, Tim Read, Alda Rubini, Francesco Santoli, Paolo Sarra, Sarah Schindhelm, Andrea Sciortino, Chris Seckar, Carmelo Sgrò, Brian Smith, Chet Speegle, Toru Tamagawa, Marcello Tardiola, Antonino Tobia, Alessia Tortosa, Alessio Trois, Bruce Weddendorf, Jeff Wedmore, Davide Zanetti

Proceedings Volume 10699, 106991X (2018) https://doi.org/10.1117/12.2314146

KEYWORDS: X-rays, Sensors, Calibration, Space operations, X-ray telescopes, Polarization, Telescopes, Observatories, X-ray detectors, Polarimetry

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Proceedings Article | 27 July 2016 Paper

Paper

Hard x-ray imaging polarimeter for PolariS

Kiyoshi Hayashida, Juyong Kim, Masaaki Sadamoto, Keigo Yoshinaga, Shuichi Gunji, Tatehiro Mihara, Yuji Kishimoto, Hidetoshi Kubo, Tsunefumi Mizuno, Hiromitsu Takahashi, Tadayasu Dotani, Daisuke Yonetoku, Takeshi Nakamori, Tomokage Yoneyama, Yuki Ikeyama, Fumiyoshi Kamitsukasa

Proceedings Volume 9905, 99051A (2016) https://doi.org/10.1117/12.2232472

KEYWORDS: X-rays, Hard x-rays, Polarization, Scintillators, Photons, Polarimetry, Hard x-rays, Scattering, Electrons, Genetical swarm optimization, X-ray telescopes

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Proceedings Article | 7 August 2014 Paper

Paper

Development of the camera for the large size telescopes of the Cherenkov Telescope Array

Y. Inome, G. Ambrosi, Y. Awane, H. Baba, A. Bamba, M. Barceló, U. Barres de Almeida, J. Barrio, O. Blanch Bigas, J. Boix, L. Brunetti, E. Carmona, E. Chabanne, M. Chikawa, N. Cho, P. Colin, J. Contreras, J. Cortina, F. Dazzi, A. Deangelis, G. Deleglise, C. Delgado, C. Díaz, F. Dubois, A. Fiasson, D. Fink, N. Fouque, L. Freixas, C. Fruck, A. Gadola, R. García, D. Gascón, N. Geffroy, N. Giglietto, F. Giordano, F. Grañena, S. Gunji, R. Hagiwara, N. Hamer, Y. Hanabata, T. Hassan, K. Hatanaka, T. Haubold, M. Hayashida, R. Hermel, D. Herranz, K. Hirotani, J. Hose, D. Hugh, S. Inoue, Y. Inoue, K. Ioka, C. Jablonski, M. Kagaya, H. Katagiri, J. Kataoka, H. Kellermann, T. Kishimoto, M. Knoetig, K. Kodani, K. Kohri, T. Kojima, Y. Konno, S. Koyama, H. Kubo, J. Kushida, G. Lamanna, T. Le Flour, M. López-Moya, R. López, E. Lorenz, P. Majumdar, A. Manalaysay, M. Mariotti, G. Martínez, M. Martinez, S. Masuda, S. Matsuoka, D. Mazin, U. Menzel, J. Miranda , R. Mirzoyan, I. Monteiro, A. Moralejo, K. Murase, S. Nagataki, T. Nagayoshi, D. Nakajima, T. Nakamori, K. Nishijima, K. Noda, A. Nozato, M. Ogino, Y. Ohira, M. Ohishi, H. Ohoka, A. Okumura, S. Ono, R. Orito, J. Panazol, D. Paneque, R. Paoletti, J. Paredes, G. Pauletta, S. Podkladkin, J. Prast, R. Rando, O. Reimann, M. Ribó, S. Rosier-Lees, K. Saito, T. Saito, Y. Saito, N. Sakaki, R. Sakonaka, A. Sanuy, M. Sawada, V. Scalzotto, S. Schultz, T. Schweizer, T. Shibata, S. Shu, J. Sieiro, V. Stamatescu, S. Steiner, U. Straumann, R. Sugawara, H. Tajima, H. Takami, M. Takahashi, S. Tanaka, M. Tanaka, L. Tejedor, Y. Terada, M. Teshima, Y. Tomono, T. Totani, T. Toyama, Y. Tsubone, Y. Tsuchiya, S. Tsujimoto, H. Ueno, K. Umehara, Y. Umetsu, A. Vollhardt, R. Wagner, H. Wetteskind, T. Yamamoto, R. Yamazaki, A. Yoshida, T. Yoshida, T. Yoshikoshi

Proceedings Volume 9151, 915142 (2014) https://doi.org/10.1117/12.2054619

KEYWORDS: Cameras, Atmospheric Cherenkov telescopes, Telescopes, Space telescopes, Gamma radiation, Physics, Quantum efficiency, Mirrors, Cooling systems, Prototyping

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Proceedings Article | 1 August 2014 Paper

Paper

X-ray gamma-ray polarimetry small satellite PolariS

Kiyoshi Hayashida, Daisuke Yonetoku, Shuichi Gunji, Toru Tamagawa, Tatehiro Mihara, Tsunefumi Mizuno, Hiromitsu Takahashi, Tadayasu Dotani, Hidetoshi Kubo, Yoichi Yatsu, Fuyuku Tokanai, Takeshi Nakamori, Shinpei Shibata, Asami Hayato, Akihiro Furuzawa, Yuji Kishimoto, Shunji Kitamoto, Kenji Toma, Masaaki Sadamoto, Keigo Yoshinaga, Juyong Kim, Shunichiro Ide, Fumiyoshi Kamitsukasa, Naohisa Anabuki, Hiroshi Tsunemi, Jun Katagiri, Juri Sugimoto

Proceedings Volume 9144, 91440K (2014) https://doi.org/10.1117/12.2056685

KEYWORDS: Polarimetry, X-rays, Scintillators, Satellites, Hard x-rays, Polarization, Genetical swarm optimization, Scattering, X-ray telescopes, Space telescopes

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Proceedings Article | 24 July 2014 Paper

Paper

High-z gamma-ray bursts for unraveling the dark ages mission HiZ-GUNDAM

Daisuke Yonetoku, Tatehiro Mihara, Tatsuya Sawano, Hirokazu Ikeda, Atsushi Harayama, Shunsuke Takata, Kazuki Yoshida, Hiroki Seta, Asuka Toyanago, Yasuaki Kagawa, Kentaro Kawai, Nobuyuki Kawai, Takanori Sakamoto, Motoko Serino, Shunsuke Kurosawa, Shuichi Gunji, Toru Tanimori, Toshio Murakami, Yoichi Yatsu, Kazutaka Yamaoka, Atsumasa Yoshida, Koji Kawabata, Toshio Matsumoto, Koji Tsumura, Shuji Matsuura, Mai Shirahata, Hirofumi Okita, Kensi Yanagisawa, Michitoshi Yoshida, Kentaro Motohara

Proceedings Volume 9144, 91442S (2014) https://doi.org/10.1117/12.2055041

KEYWORDS: Sensors, Near infrared, X-ray imaging, X-rays, Image sensors, Capacitance, Telescopes, Satellites, Gamma radiation, Analog electronics

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Proceedings Article | 24 July 2014 Paper

Paper

The development of gamma-ray burst polarimeter for a small satellite

Shuichi Gunji, Takeshi Nakamori, Mitsumasa Sakano, Jun Katagiri, Tatsuya Kishikawa, Koki Kato, Sayaka Kimura, Mika Takakura, Yuma Oikawa, Tatsuya Ueda

Proceedings Volume 9144, 91444J (2014) https://doi.org/10.1117/12.2054708

KEYWORDS: Polarimetry, Scintillators, Gamma radiation, Polarization, Modulation, Energy efficiency, Satellites, Scattering, Avalanche photodetectors, Electrons

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Proceedings Article | 22 July 2014 Paper

Paper

The large size telescope of the Cherenkov Telescope Array

G. Ambrosi, Y. Awane, H. Baba, A. Bamba, M. Barceló, U. Barres de Almeida, J. Barrio, O. Blanch Bigas, J. Boix, L. Brunetti, E. Carmona, E. Chabanne, M. Chikawa, R. Colin, J. Cortina, J. Contreras, F. Dazzi, A. De Angelis, G. Deleglise, C. Delgado, C. Díaz, A. Fiasson, D. Fink, N. Fouque, L. Freixas, C. Fruck, A. Gadola, R. García, D. Gascon, N. Geffroy, N. Giglietto, F. Giordano, F. Grañena, S. Gunji, R. Hagiwara, N. Hamer, Y. Hanabata, T. Hassan, K. Hatanaka, K. Hirotani, S. Inoue, Y. Inoue, K. Ioka, C. Jablonski, M. Kagaya, H. Katagiri, T. Kishimoto, K. Kodani, K. Kohri, Y. Konno, S. Koyama, H. Kubo, J. Kushida, G. Lamanna, T. Le Flour, E. Lorenz, R. López, M. López-Moya, P. Majumdar, A. Manalaysay, M. Mariotti, G. Martínez, M. Martínez, D. Mazin, J. Miranda , R. Mirzoyan, I. Monteiro, A. Moralejo, K. Murase, S. Nagataki, D. Nakajima, T. Nakamori, K. Nishijima, K. Noda, A. Nozato, Y. Ohira, M. Ohishi, H. Ohoka, A. Okumura, R. Orito, J. Panazol, D. Paneque, R. Paoletti, J. Paredes, G. Pauletta, S. Podkladkin, J. Prast, R. Rando, O. Reimann, M. Ribó, S. Rosier-Lees, K. Saito, T. Saito, Y. Saito, N. Sakaki, R. Sakonaka, A. Sanuy, H. Sasaki, M. Sawada, V. Scalzotto, S. Schultz, T. Schweizer, T. Shibata, S. Shu, J. Sieiro, V. Stamatescu, S. Steiner, U. Straumann, R. Sugawara, H. Tajima, H. Takami, S. Tanaka, M. Tanaka, L. Tejedor, Y. Terada, M. Teshima, T. Totani, H. Ueno, K. Umehara, A. Vollhardt, R. Wagner, H. Wetteskind, T. Yamamoto, R. Yamazaki, A. Yoshida, T. Yoshida, T. Yoshikoshi

Proceedings Volume 9145, 91450P (2014) https://doi.org/10.1117/12.2054605

KEYWORDS: Telescopes, Atmospheric Cherenkov telescopes, Cameras, Space telescopes, Mirrors, Optical instrument design, Physics, Gamma radiation, Reflectivity, Electronics

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Proceedings Article | 27 September 2012 Paper

Paper

X-ray gamma-ray polarimetry small satellite PolariS

Kiyoshi Hayashida, Daisuke Yonetoku, Shuichi Gunji, Toru Tamagawa, Tatehiro Mihara, Tsunefumi Mizuno, Tadayasu Dotani, Hidetoshi Kubo, Toshio Murakami, Yoichi Yatsu, Fuyuki Tokanai, Hirohisa Sakurai, Hiromitsu Takahashi, Shunji Kitamoto, Akira Furuzawa, Masaaki Sadamoto, Fumiyoshi Kamitsukasa, Kazuhiro Deguchi, Naohisa Anabuki, Hiroshi Tsunemi

Proceedings Volume 8443, 84434G (2012) https://doi.org/10.1117/12.926002

KEYWORDS: Polarimetry, X-rays, Scintillators, Satellites, Polarization, Scattering, X-ray telescopes, Space telescopes, Genetical swarm optimization, Signal detection

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Proceedings Article | 13 September 2007 Paper

Paper

Observation of Crab Nebula with hard x-ray polarimeter: PHENEX

S. Gunji, H. Sakurai, F. Tokanai, Y. Kishimoto, M. Kanno, Y. Ishikawa, K. Hayashida, N. Anabuki, H. Tsunemi, T. Mihara, M. Kohama, M. Suzuki, Y. Saito, T. Yamagami

Proceedings Volume 6686, 668618 (2007) https://doi.org/10.1117/12.738449

KEYWORDS: Polarimetry, Scintillators, Polarization, Scattering, Hard x-rays, Modulation, Sensors, X-rays, Control systems, Computer simulations

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Proceedings Article | 13 June 2006 Paper

Paper

Development of polarimeter for gamma-ray bursts onboard the solar-powered sail mission

Daisuke Yonetoku, Toshio Murakami, Hiroki Masui, Hironobu Kodaira, Yuka Aoyama, Shuichi Gunji, Fuyuki Tokanai, Tatehiro Mihara

Proceedings Volume 6266, 62662C (2006) https://doi.org/10.1117/12.670134

KEYWORDS: Polarization, Gamma radiation, Photons, Modulation, Scintillators, Sensors, Polarimetry, Satellites, Amplifiers, Space operations

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Proceedings Article | 18 August 2005 Paper

Paper

Low-energy response of a prototype detector array for the PoGO astronomical hard x-ray polarimeter

J. Kataoka, Y. Kanai, M. Arimoto, T. Ikagawa, T. Saito, M. Ueno, N. Kawai, R. Blandford, P. Chen, T. Kamae, G. Madejski, T. Mizuno, J. Ng, H. Tajima, T. Thurston, L. Barbier, A. Harding, J. Krizmanic, S. Hunter, J. Mitchell, R. Streitmatter, E. Groth, R. Fernholtz, D. Marlow, Y. Saito, T. Takahashi, S. Gunji, H. Sakurai, Y. Fukazawa, V. Anderson, P. Carlson, W. Klamra, M. Pearce, M. Suhonen, S. Larsson, F. Ryde, C-I. Bjornsson, G. Bogaert, S. Kishimoto

Proceedings Volume 5898, 58980J (2005) https://doi.org/10.1117/12.613621

KEYWORDS: Scintillators, Sensors, Polarization, Prototyping, Modulation, Astronomy, Polarimetry, Gamma radiation, X-rays, Hard x-rays

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Proceedings Article | 29 September 2004 Paper

Paper

Hard X-ray polarimeter for small satellite: design, feasibility study, and ground experiments

Kiyoshi Hayashida, Tatehiro Mihara, Syuichi Gunji, Fuyuki Tokanai

Proceedings Volume 5501, (2004) https://doi.org/10.1117/12.552159

KEYWORDS: Polarimetry, X-rays, Scattering, Scintillators, Hard x-rays, Polarization, Sensors, Target detection, Satellites, Modulation

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Proceedings Article | 15 October 1997 Paper

Paper

New type of imaging x-ray detector using a capillary plate

Hirohisa Sakurai, S. Saito, Motosaku Noma, Shuichi Gunji, Makiko Tsukahara, Tsutomu Tamura

Proceedings Volume 3114, (1997) https://doi.org/10.1117/12.278899

KEYWORDS: Xenon, Capillaries, Particles, CCD cameras, Clouds, Diffusion, Mirrors, Imaging systems, Carbon dioxide, CCD image sensors

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Proceedings Article | 1 September 1995 Paper

Paper

In-orbit performance of the GIS instrument on board ASCA (ASTRO-D)

Makoto Tashiro, Kazuo Makishima, Hajime Ezawa, Yasushi Fukazawa, Eriko Idesawa, Yoshitaka Ishisaki, Naoko Iyomoto, Tuneyoshi Kamae, Hidehiro Kaneda, Kyoko Matsushita, Keiichi Matsuzaki, Yoshitaka Saito, Yutaro Sekimoto, Takayuki Tamura, Masaharu Hirayama, Manabu Ishida, Hidetoshi Kubo, Kyoko Okada, Tadayuki Takahashi, Yoshihiro Ueda, Koichi Kikuchi, Takaya Ohashi, Noriko Yamasaki, Yoshiki Kohmura, Yasushi Ikebe, Tatehiro Mihara, Takeshi Tsuru, K. Ebisawa, Shuichi Gunji

Proceedings Volume 2518, (1995) https://doi.org/10.1117/12.218370

KEYWORDS: Geographic information systems, Calibration, X-rays, Sensors, X-ray detectors, Lithium, X-ray astronomy, X-ray imaging, Electronics, Scintillation

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Proceedings Article | 1 September 1995 Paper

Paper

Development of the hard x-ray detector for the ASTRO-E mission

Hidehiro Kaneda, Hajime Ezawa, Masaharu Hirayama, Tuneyoshi Kamae, Hidetoshi Kubo, Keiichi Matsuzaki, Kazuo Makishima, Takanori Ohtsuka, Yoshitaka Saito, Yutaro Sekimoto, Tadayuki Takahashi, Takayuki Tamura, Makoto Tashiro, Naohiko Tsuchida, Toshio Murakami, Mutsumi Sugizaki, Hirokazu Ikeda, Kiwamu Tsukada, Masaharu Nomachi, Shuichi Gunji, Satoshi Miyazaki, Tadahisa Tamura, Noriko Yamasaki, Atsumasa Yoshida

Proceedings Volume 2518, (1995) https://doi.org/10.1117/12.218407

KEYWORDS: PIN photodiodes, Sensors, Scintillators, Silicon, Hard x-rays, X-rays, Crystals, Detector development, Diodes, Signal processing

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Proceedings Article | 7 November 1994 Paper

Paper

Development of a new hard x-ray polarimeter

Eiji Takase, Shuichi Gunji, Hirohisa Sakurai, Motosaku Noma, H. Tomita, F. Denzumi, Tsutomu Tamura

Proceedings Volume 2283, (1994) https://doi.org/10.1117/12.193199

KEYWORDS: Polarimetry, Modulation, Scintillators, Polarization, Hard x-rays, Compton scattering, Sensors, Scattering, X-rays, Computer simulations

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Proceedings Article | 22 December 1992 Paper

Paper

Well-type phoswich counters for low-flux x-ray/gamma-ray detection

Tuneyoshi Kamae, Shuichi Gunji, Masaharu Hirayama, Hidetoshi Kubo, S. Miyazaki, Yoshitaka Saito, Yutaro Sekimoto, Kentaroh Suzuki, Tadayuki Takahashi, Takayuki Tamura, Masaaki Tanaka, Noriko Yamaoka, Takamasa Yamagami, Masaharu Nomachi, Heihachiro Murakami

Proceedings Volume 1734, (1992) https://doi.org/10.1117/12.138581

KEYWORDS: Genetical swarm optimization, Sensors, Crystals, Scintillators, Contamination, Thorium, Gamma radiation, Cerium, X-ray detectors, Silicon

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Proceedings Article | 22 December 1992 Paper

Paper

New hard x-ray/gamma-ray telescope Welcome-1

Tadayuki Takahashi, Shuichi Gunji, Masaharu Hirayama, Tuneyoshi Kamae, S. Miyazaki, Yutaro Sekimoto, Masaaki Tanaka, Takayuki Tamura, Noriko Yamasaki, Takamasa Yamagami, Masaharu Nomachi, Heihachiro Murakami

Proceedings Volume 1734, (1992) https://doi.org/10.1117/12.138605

KEYWORDS: Sensors, Stars, Telescopes, Cameras, Crystals, Gamma radiation, Genetical swarm optimization, Clocks, Calibration, Data acquisition

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Showing 5 of 35 publications

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