Developments of high-pressure x-ray diffraction method for The efficient use of neutron beam

2010 Fiscal Year Final Research Report

• Project/Area Number: 21840024
• Research Category: Grant-in-Aid for Research Activity Start-up
• Allocation Type: Single-year Grants
• Research Field: Petrology/Mineralogy/Science of ore deposit
• Research Institution: The University of Tokyo
• Principal Investigator: KOMATSU Kazuki The University of Tokyo, 大学院・理学系研究科, 特任講師 (50541942)
• Project Period (FY): 2009 – 2010

Research Abstract

A cryostat which covers from 77 K to 500 K and at 0-10 GPa for laboratory-based x-ray diffraction experiments was developed. I also investigated a wide-opening angle diamond anvil cell, which allows precise measurements for extended region of reciprocal space.

Research Products

• [Journal Article] A revisit to high pressure transitions of pyridine : a new phase transition at 5 GPa and formation of a crystalline phase over 20 GPa (2011)
  • Author(s): T.Yasuzuka, K.Komatsu, H.Kagi
  • Journal Title: Chemistry Letters (in press.)
• [Journal Article] The crystal structure of δ-Al(OH)3 : Neutron diffraction measurements and ab initio calculations (2011)
  • Author(s): M. Matsui, K. Komatsu, E. Ikeda, A.Sano-Furukawa, H. Gotou, T. Yagi
  • Journal Title: American Mineralogist 96 Pages: 854-859
• [Journal Article] 日本結晶学会誌,層状含水鉱物ギブサイトの圧力誘起相転移における水素結合の役割 (2011)
  • Author(s): 小松一生
  • Journal Title: 日本結晶学会誌 53 Pages: 25-29
• [Journal Article] Phase changes of CO2 hydrate under high pressure and low temperature (2010)
  • Author(s): H.Hirai, K.Komatsu, M.Honda, T.Kawamura, Y.Yamamoto, T.Yagi
  • Journal Title: The Journal of Chemical Physics 133 Pages: 124511
• [Journal Article] A cubic-anvil high-pressure device for pulsed neutron powder diffraction (2010)
  • Author(s): J.Abe, M.Arakawa, T.Hattori, H.Arima, H.Kagi, K.Komatsu, A.Sano, Y.Uwatoko, K.Matsubayashi, S.Harjo, A.Moriai, T.Ito, K.Aizawa,M.Arai, W.Utsumi
  • Journal Title: Review of Scientific Instruments 81 Pages: 043910
• [Journal Article] Comparing ruby fluorescence spectra at high pressure in between methanol-ethanol pressure transmitting medium and its deuteride. (2010)
  • Author(s): R.Iizuka, H.Kagi, K.Komatsu
  • Journal Title: Journal of Physics : Conference Series 215 Pages: 012177
• [Journal Article] Infrared absorption spectra of delta-AlOOH and its deuteride at high pressure and its implication to pressure response of the hydrogen bonds. (2010)
  • Author(s): H.Kagi, D.Ushijima, A.Sano-Furukawa, K.Komatsu, R.Iizuka, T.Nagai, S.Nakano
  • Journal Title: Journal of Physics : Conference Series 215 Pages: 012052
• [Journal Article] High-pressure experiments with the engineering material diffractometer (BL-19) at J-PARC. (2010)
  • Author(s): J.Abe, T.Hattori, K.Komatsu, H.Arima, M.Arakawa, A.Sano-Furukawa, H.Kagi, S.Harjo, T.Ito, A.Moriai, K.Aizawa, M.Arai, W.Utsumi
  • Journal Title: Journal of Physics : Conference Series 215 Pages: 012023
• [Journal Article] 高温高圧下における中性子回折 (2010)
  • Author(s): 小松一生
  • Journal Title: RADIOISOTOPES 59 Pages: 571-579
• [Journal Article] 大型ナノ多結晶ダイヤモンド対向アンビルを用いた高圧下パルス中性子粉末回折実験 (2010)
  • Author(s): 奥地拓生、佐々木重雄、大野祥希、小松一生、鍵裕之、有馬寛、阿部淳、服部高典、佐野亜沙美、長壁豊隆、内海渉、ステファヌス ハルヨ、伊藤崇芳、相澤一也、入舩徹男
  • Journal Title: 高圧力の科学と技術 20 Pages: 175-178
• [Journal Article] Time-of-flight single-crystal neutron diffraction to 10 GPa and above (2009)
  • Author(s): C.L. Bull, M.Guthrie, R.J.Nelmes, J.S.Loveday, K.Komatsu, H.Hamidov, M.J.Gutmann
  • Journal Title: High Pressure Research 29 Pages: 780-791
• [Journal Article] Designing an elliptical supermirror guide for the material science beamline of J-PARC, Neutron powder diffraction under high pressure at J-PARC (2009)
  • Author(s): H.Arima, K.Komatsu, K.Ikeda, K.Hirota, H.Kagi
  • Journal Title: Nuclear Intstruments and Methods in Physics Research Section A 600 Pages: 71-74
• [Journal Article] Neutron powder diffraction under high pressure at J-PARC (2009)
  • Author(s): W.Utsumi, H.Kagi, K.Komatsu, H.Arima, T.Nagai, T.Okuchi, T.Kamiyama, Y.Uwatoko, Matsubayasi K., Yagi T.
  • Journal Title: Nuclear Intstruments and Methods in Physics Research Section A 600 Pages: 50-52
• [Journal Article] ISISにおける高圧下中性子散乱実験の実際 (2009)
  • Author(s): 小松一生
  • Journal Title: 高圧力の科学と技術 19 Pages: 31-43
• [Presentation] 光路長計算による吸収補正法のパリ-エジンバラセルへの適用 (2011)
  • Author(s): 小松一生,飯塚理子,阿部淳,佐野亜沙美,有馬寛,服部高典,鍵裕之
  • Organizer: 日本地球惑星科学連合2011年大会
  • Place of Presentation: 幕張メッセ国際会議場(千葉県美浜区)
  • Year and Date: 20110500
• [Presentation] Neutron diffraction study for Mg and Si bearing delta-AlOOH (2010)
  • Author(s): K.Komatsu, A.Sano-Furukawa, H.Kagi
  • Organizer: 2010 TANDEM Symposium on Deep Earth Mineralogy, Wuhan
  • Place of Presentation: China
  • Year and Date: 20101105-20101107
• [Presentation] 氷VI相およびVII相へのNaClの固溶について (2010)
  • Author(s): 小松一生、荒川雅、鍵裕之、深澤裕、服部高典、佐野亜沙美、阿部淳、有馬寛、奥地拓生、佐々木重雄、大野祥希
  • Organizer: 第51回高圧討論会
  • Place of Presentation: 仙台市戦災復興記念館(宮城県仙台市)
  • Year and Date: 20101000
• [Presentation] 水酸化アルミニウム多形の対称性と水素結合の関係 (2010)
  • Author(s): 小松一生、佐野亜沙美、鍵裕之
  • Organizer: 日本鉱物科学会2010年年会・総会
  • Place of Presentation: 島根大学松江キャンパス(島根県松江市)
  • Year and Date: 20100900
• [Presentation] Evaluation of zirconia anvils for use in high pressure neutron scattering (2010)
  • Author(s): K.Komatsu, A.Sano-Furukawa, J.Abe, T.Hattori, H.Arima, M.Arakawa, H.Kagi
  • Organizer: The 20th General Meeting of The International Mineralogical Association, Budapest
  • Place of Presentation: Hungary
  • Year and Date: 20100821-20100827
• [Presentation] 人工多層膜ミラーを利用したラボベースでの高圧下X線回折実験 (2010)
  • Author(s): 小松一生,飯塚理子、安塚孝治、鍵裕之
  • Organizer: 日本地球惑星科学連合2010年度連合大会
  • Place of Presentation: 幕張メッセ国際会議場(千葉県美浜区)
  • Year and Date: 20100500
• [Remarks] ホームページ等