Go Fujii - My portal - researchmap

Profile Information

Affiliation: National Institute of Advanced Industrial Science and Technology

Degree: 博士（理学）(日本大学)

J-GLOBAL ID: 201801007962455177
researchmap Member ID: B000328667

Research Areas

Other / Other /

Papers

A 320-keV Spectrometer Based on 8-Pixel Transition Edge Sensor With Trilayer Membrane and Novel Numerical Analysis

Takahiro Kikuchi, Go Fujii, Ryota Hayakawa, Ryan Smith, Fuminori Hirayama, Yasushi Sato, Satoshi Kohjiro, Masahiro Ukibe, Masashi Ohno, Akira Sato …

IEEE Transactions on Applied Superconductivity, 33(5) 1-6, Aug, 2023
Gamma-ray transition edge sensor with a thick SiO₂/Si_xN_y/SiO₂ membrane

T. Kikuchi, G. Fujii, R. Hayakawa, R. Smith, F. Hirayama, Y. Sato, S. Kohjiro, M. Ukibe, M. Ohno, A. Sato …

Applied Physics Letters, 119(22) 222602-222602, Nov 29, 2021
Optical Performance of SIS Photon Detectors at Terahertz Frequencies

Hajime Ezawa, Hiroshi Matsuo, Masahiro Ukibe, Go Fujii, Shigetomo Shiki

JOURNAL OF LOW TEMPERATURE PHYSICS, 200(5-6) 226-232, Sep, 2020 Peer-reviewed
Degradation of Quality Factor of Superconducting Resonators by Remaining Metallic Film and Improved Fabrication Process Using Caldera Planarization

Tomoya Irimatsugawa, Hirotake Yamamon, Fuminori Hirayama, Shuichi Nagasawa, Go Fujii, Satoshi Kohjiro, Akira Sato, Daiji Fukuda, Mutsuo Hidaka, Yasushi Sato …

IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, 29(5), Aug, 2019 Peer-reviewed
Development of Superconducting Nanostrip X-Ray Detector for High-Resolution Resonant Inelastic Soft X-Ray Scattering (RIXS)

Chiharu Watanabe, Masahiro Ukibe, Nobuyuki Zen, Go Fujii, Kazumasa Makise, Masataka Ohkubo, Te-Hui Lee, Di-Jing Huang

IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, 29(5), Aug, 2019 Peer-reviewed
Toward Practical-Scale Quantum Annealing Machine for Prime Factoring

Masaaki Maezawa, Go Fujii, Mutsuo Hidaka, Kentaro Imafuku, Katsuya Kikuchi, Hanpei Koike, Kazumasa Makise, Shuichi Nagasawa, Hiroshi Nakagawa, Masahiro Ukibe …

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 88(6), Jun, 2019 Peer-reviewed
Studies on Terahertz Photon Counting Detectors with Low-Leakage SIS Junctions

Hajime Ezawa, Hiroshi Matsuo, Masahiro Ukibe, Go Fujii, Shigetomo Shiki

JOURNAL OF LOW TEMPERATURE PHYSICS, 194(5-6) 426-432, Mar, 2019 Peer-reviewed
Design, manufacturing, and packaging technology for superconducting quantum annealing machines

Shiro Kawabata, Mutsuo Hidaka, Kazumasa Makise, Go Fujii, Masakazu Hioki, Masahiro Ukibe, Katsuya Kikuchi

Journal of Japan Institute of Electronics Packaging, 22(6) 535-541, 2019
100 degrees C deposited transparent silicon nitride film for O-band photonic applications

Rai Kou, Noritsugu Yamamoto, Go Fujii, Takuma Aihara, Tai Tsuchizawa, Atsushi Ishizawa, Kenichi Hitachi, Hideki Gotoh, Masahiro Ukibe, Koji Yamada

2019 24TH MICROOPTICS CONFERENCE (MOC), 52-53, 2019 Peer-reviewed
Terahertz Photon Counters for HBT Intensity Interferometry

Hiroshi Matsuo, Hajime Ezawa, Masahiro Ukibe, Go Fujii, Shigetomo Shiki

2018 43RD INTERNATIONAL CONFERENCE ON INFRARED, MILLIMETER, AND TERAHERTZ WAVES (IRMMW-THZ), 2018 Peer-reviewed
Development of an energy-dispersive X-ray spectroscopy analyzer employing superconducting tunnel junction array detectors toward nanometer-scale elemental mapping

Go Fujii, Masahiro Ukibe, Shigetomo Shiki, Masataka Ohkubo

X-RAY SPECTROMETRY, 46(5) 325-329, Sep, 2017 Peer-reviewed
Superconducting Characteristics of NbN Films Deposited by Atomic Layer Deposition

Masahiro Ukibe, Go Fujii

IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, 27(4), Jun, 2017 Peer-reviewed
Investigation of third-order dispersion of long-range surface-plasmon-polariton waveguides using a Hong-Ou-Mandel interferometer.

Takahide Sakaidani, Ryo Kobayashi, Naoto Namekata, Go Fujii, Daiji Fukuda, Shuichiro Inoue

Optics express, 25(8) 9490-9501, Apr 17, 2017 Peer-reviewed
SIS Detectors for Terahertz Photon Counting System

Hajime Ezawa, Hiroshi Matsuo, Masahiro Ukibe, Go Fujii, Shigetomo Shiki

JOURNAL OF LOW TEMPERATURE PHYSICS, 184(1-2) 244-249, Jul, 2016 Peer-reviewed
Development of Superconducting-Tunnel-Junction Array Detectors with Three-Dimensional Structure Beyond 1000-Pixels

Go Fujii, Masahiro Ukibe, Shigetomo Shiki, Masataka Ohkubo

JOURNAL OF LOW TEMPERATURE PHYSICS, 184(1-2) 194-199, Jul, 2016 Peer-reviewed
Development of Superconducting Tunnel Junction X-ray Detector with High Absorption Yields Utilizing Silicon Pixel Absorbers

Shigetomo Shiki, Go Fujii, Masahiro Ukibe, Yoshinori Kitajima, Masataka Ohkubo

JOURNAL OF LOW TEMPERATURE PHYSICS, 184(1-2) 206-210, Jul, 2016 Peer-reviewed
Modification of Layer Structures of Superconducting Tunnel Junctions to Improve X-ray Energy Resolution

Masahiro Ukibe, Go Fujii, Shigetomo Shiki, Yoshinori Kitajima, Masataka Ohkubo

JOURNAL OF LOW TEMPERATURE PHYSICS, 184(1-2) 200-205, Jul, 2016 Peer-reviewed
Characteristics of Nb/Al superconducting tunnel junctions fabricated using ozone gas

Masahiro Ukibe, Go Fujii, Masataka Ohkubo

CHINESE PHYSICS B, 24(9), Sep, 2015 Peer-reviewed
Improvement in bias current redistribution in superconducting strip ion detectors with parallel configuration

Nobuyuki Zen, Go Fujii, Shigetomo Shiki, Masahiro Ukibe, Masaki Koike, Masataka Ohkubo

CHINESE PHYSICS B, 24(9), Sep, 2015 Peer-reviewed
Development of Array Detectors with Three-Dimensional Structure toward 1000 Pixels of Superconducting Tunnel Junctions.

Go Fujii, Masahiro Ukibe, Shigetomo Shiki, Masataka Ohkubo

IEICE Trans. Electron., 98-C(3) 192-195, 2015 Peer-reviewed

Research Projects

ウィンドレス超伝導X線検出器の開発

科学研究費助成事業, 基盤研究(B), 日本学術振興会, Apr, 2021 - Mar, 2024

藤井剛
Development of an ultra-low energy threshold detector based on superconducting devices and expansion towards drak matter search in the sub-GeV region

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2020 - Mar, 2023
光子計数技術を応用した新しい精密宇宙物理観測手法の開拓

科学研究費助成事業挑戦的研究(開拓), 挑戦的研究(開拓), 日本学術振興会, Jun, 2018 - Mar, 2022

江澤元, 松尾宏, 藤井剛
Development of superconducting-tunnel-junction X-ray detectors with superconducting coils

Grants-in-Aid for Scientific Research, Grant-in-Aid for Young Scientists (B), Japan Society for the Promotion of Science, Apr, 2017 - Mar, 2020

Fujii Go
Demonstration of a superconducting single photon detector of new principle

Grants-in-Aid for Scientific Research Grant-in-Aid for Challenging Exploratory Research, Grant-in-Aid for Challenging Exploratory Research, Japan Society for the Promotion of Science, Apr, 2016 - Mar, 2019

Mawatari Yasunori, YOSHIKAWA Nobuyuki
Developing superconducting tunnel junction kinetic energy detectors for a precise evaluation of the molecular evolution in the Galaxy

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2015 - Mar, 2019

Ukibe Masahiro
High density superconducting array detector for high throughput X-ray spectroscopy

Grants-in-Aid for Scientific Research Grant-in-Aid for Young Scientists (B), Grant-in-Aid for Young Scientists (B), Japan Society for the Promotion of Science, Apr, 2015 - Mar, 2017

Fujii Go
超伝導光子検出器による量子制御技術の研究

科学研究費助成事業特別研究員奨励費, 特別研究員奨励費, 日本学術振興会, 2009 - 2011

藤井剛