Rchr
J-GLOBAL ID:200901037720326107   Update date: Sep. 04, 2024

Saito Kazuya

サイトウ カズヤ | Saito Kazuya
Affiliation and department:
Research field  (3): Inorganic materials ,  Optical engineering and photonics ,  Semiconductors, optical and atomic physics
Research keywords  (6): 応用光学・量子光工学 ,  固体物性 ,  無機材料・物性 ,  Applied Optics and Quantum Optics ,  Solid Stati Physics ,  Inorganic Materials and Properties
Research theme for competitive and other funds  (15):
  • 2021 - 2024 Elucidation of the mechanism of photodarkening that hinders high output of visible silica fiber lasers
  • 2018 - 2021 Generation of high power out-of-phase mode exceeding self-focusing limit by newly-designed multicore fiber
  • 2013 - 2016 High energy fiber pulse sources by photonic bandgap fibers and multicore fibers
  • 2010 - 2012 Relationship between the structural disorder and optical properties in rare-earth doped silica glasses
  • 2007 - 2009 Study on glass structure and laser damage to develop 10kW fiber laser
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Papers (43):
  • T. Okazaki, K. Kawai, C. Otsuka, E. H. Sekiya, Y. Kanbayashi, M. Mizusaki, K. Saito. Difference between X-ray-induced and 451 nm LD-induced photodarkening in DyAlGe-doped silica glasses. Japanese Journal of Applied Physics. 2023. 62. 4. 042003-042003
  • Tomoya Okazaki, Yuma Fujigaki, Edson Haruhico Sekiya, Kota Kawai, Masato Mizusaki, Yuta Kanbayashi, Kazuya Saito. Effects of P co-doping on X-ray/450 nm LD induced photodarkening in Dy3+ doped silica glass and fiber laser. JAPANESE JOURNAL OF APPLIED PHYSICS. 2022. 61. 6
  • Tomoya Okazaki, Kota Kawai, Chiaki Otsuka, Takehiro Mori, Yota Saeki, Edson Haruhico Sekiya, Kazuya Saito. Ge-codoping effect on X-ray-induced photodarkening in Al-doped and Dy-Al-doped silica glass. Japanese Journal of Applied Physics. 2022. 61. 3. 032002-032002
  • Tomoya Okazaki, Chiaki Otsuka, Edson H. Sekiya, Kota Kawai, Masato Mizusaki, Yuta Kanbayashi, Kazuya Saito. Diode pumped visible Dy3+-doped silica fiber laser: Ge-co-doping effects on lasing efficiency and photodarkening. Applied Physics Express. 2021. 15. 1. 012002-012002
  • Tomonari Kawamura, Akira Shirakawa, Kazuya Saito. Phase-locked and mode-locked multicore photonic crystal fiber laser with a saturable absorber. Optics Express. 2021. 29. 11. 17023-17023
more...
MISC (18):
  • Mori Takehiro, Sekiya Edson Haruhico, Saito Kazuya. Effects of Ge-doping on suppressing photodarkening in silica glasses. JSAP Annual Meetings Extended Abstracts. 2020. 2020.1. 3233-3233
  • Arindam Halder, Edson H. Sekiya, Kazuya Saito. Fabrication and optical analysis of bismuth doped germanosilicate preforms to develop ~830nm fiber laser. Advanced Photonics 2018 (BGPP, IPR, NP, NOMA, Sensors, Networks, SPPCom, SOF). 2018
  • 齋藤 和也. いまさら聞けないガラス講座 ガラス中の光散乱 : 光散乱の起因-Light Scattering in glasses : Origin of the Rayleigh scattering. New glass. 2017. 32. 3. 30-34
  • Edson Haruhico Sekiya, Kazuya Saito. Investigation of Optical Properties in Sn, Sb, Pb and Bi Doped Silica Glasses Aiming Visible Fiber Laser. Key Engineering Materials. 2016. 702. 91-95
  • FUTAMURA KENTA, SAITO KAZUYA, SEKIYA EDSON. Optical characteristics of Gold-Doped Silica glass. JSAP Annual Meetings Extended Abstracts. 2015. 2015.2. 571-571
more...
Patents (31):
Books (2):
  • 非晶質シリカ材料応用ハンドブック(共著)
    リアライズ社 1999
  • Handbook of Amorphous Silica Application
    Realize Inc. 1999
Works (4):
  • 超低損失シリカガラスおよびこれを用いた光ファイバ
  • 耐紫外線・耐放射線シリカガラスおよびその製造方法・耐紫外線・耐放射線光学素子およびその製造方法
  • Ultralow - loss silica glass and optical fibers using the same
  • Silica glass, optical element and optical fiber appanatus resistant to ultraviolet rays and radio active rays, and manufacturing method therefor
Education (3):
  • - 1989 Waseda University
  • - 1984 Waseda University School of Science and Engineering
  • - 1959 Waseda University Graduate School, Division of Science and Engineering
Professional career (1):
  • (BLANK)
Work history (11):
  • 2017/01 - 現在 Toyota Technological Institute
  • 2009 - 現在 Toyota Technological Institute
  • 2005 - 2009 Toyota Technological Institute
  • 2001 - 2009 Toyota Technological Institute
  • 2004 - 2005 豊田理化学研究所 嘱託研究員(兼務)
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Committee career (1):
  • 1994 - 応用科学学会 常任評議員
Awards (2):
  • 2013/03 - 永井科学技術財団 第30回永井奨励賞
  • 2008/03 - 豊田奨学基金 研究業績賞
Association Membership(s) (4):
応用物理学会 ,  応用科学学会 ,  日本物理学会 ,  The Ceramic Society of Japan
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