Evaluation of polymer electrolyte membrane with positron annihilation spectroscopy

• Project/Area Number: 19560843
• Research Category: Grant-in-Aid for Scientific Research (C)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Nuclear engineering
• Research Institution: Osaka University
• Principal Investigator: HONDA Yoshihide Osaka University, 産業科学研究所, 准教授 (40209333)
• Co-Investigator(Kenkyū-buntansha): KIMURA Norio 大阪大学, 産業科学研究所, 助教 (80195370) ; NISHIJIMA Shigehiro 大阪大学, 工学研究科, 教授 (00156069) ; AKIYAMA Yoko 大阪大学, 工学研究科, 助教 (50452470)
• Project Period (FY): 2007 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000); Fiscal Year 2008: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000); Fiscal Year 2007: ¥3,640,000 (Direct Cost: ¥2,800,000、Indirect Cost: ¥840,000)
• Keywords: 陽電子 / ポジトロニウム / 電解質膜 / 高分子 / 燃料電池 / 劣化 / Nafion / SPEEK / 角相関 / AMOC

Research Abstract

陽電子消滅法(PAS)を高分子電解質膜(PEM)の評価法として確立するために、PEMの性能を反映するPAS関連パラメータを見出し、PEM内での陽電子の挙動解明を試みた。炭化水素系PEMのSPEEKをスルホ基密度を変えて作成しスルホ基が陽電子消滅過程に及ぼす影響を調べた。また新たな高精度測定法の開発を行うとともに、テフロン骨格のPEMであるNafion^<TM>に対し2光子消滅γ線同時測定や分子軌道計算等も行い、PEM内での陽電子挙動を調べた

Research Products

• [Journal Article] Analysis of radiation induced phenomena in a polymer electrolyte membrane with positron annihilation technique (2009)
  • Author(s): Y. Honda, N. Kimura, P. K. Pujari, G. Isoyama, S. Tagawa, H. Miyauchi, Y. Shibahara, H. S. Sodaye, Y. Akiyama, Y. Izumi, S. Nishijima
  • Journal Title: Material Science Forum 607 Pages: 73-75
  • Peer Reviewed
• [Journal Article] Study on hydrocarbon based electrolyte membrane by using positron annihilation technique (2008)
  • Author(s): H. Miyauchi, Y. Shibahara, Y. Akiyama, Y. Izumi, S. Nishijima, Y. Honda, N. Kimura, G. Isoyama, S. Tagawa
  • Journal Title: Trans MRS-J 33 Pages: 283-285
• [Journal Article] Study on hydrocarbon based electrolyte membrane by using positron an nihilation technique (2008)
  • Author(s): H. Miyauchi
  • Journal Title: Trans. MRS-J 33 Pages: 283-285
  • Peer Reviewed
• [Journal Article] Analysis of Radiation Induced Phenomena in a Polymer Electrolyte Me mbrane with Positron Annihilation Technique (2008)
  • Author(s): Y. Honda
  • Journal Title: Material Science Forum 607 Pages: 73-75
  • Peer Reviewed
• [Journal Article] Application of coincidence Doppler broadening technique for polymer electrolyte membrane
  • Author(s): Y. Shibahara, H. S. Sodaye, H. Miyauchi, Y. Akiyama, Y. Izumi, S. Nishijima, Y. Honda, N. Kimura, G. Isoyama, S. Tagawa
  • Journal Title: Phys. Stat. Solidi (in press)
• [Journal Article] Aging phenomenon in Nafion-117 probed by PAS, Phys
  • Author(s): H. S. Sodaye, Y. Shibahara, H. Miyauchi, Y. Akiyama, Y. Izumi, S. Nishijima, Y. Honda, N. Kimura, P. K. Pujari, G. Isoyama, S. Tagawa
  • Journal Title: Stat. Solidi (in press)
• [Presentation] 陽電子消滅法による高分子電解質膜の構造解析 (2009)
  • Author(s): 芝原雄司他
  • Organizer: 日本原子力学会
  • Place of Presentation: 東京工業大学
  • Year and Date: 2009-03-23
• [Presentation] 陽電子消滅法による高分子電解質膜の構造解析 (2009)
  • Author(s): 芝原雄司
  • Organizer: 日本原子力学会2009年春の年会
  • Place of Presentation: 東京工業大学
  • Year and Date: 2009-03-23
• [Presentation] Development of a new detection system using positron (2009)
  • Author(s): Y. Honda, et.al.
  • Organizer: 12^<th> SANKEN International Symposium
  • Place of Presentation: Osaka, Japan
  • Year and Date: 2009-01-22
• [Presentation] Application of coincidence Doppler broadening technique for polymer electrolyte membrane (2009)
  • Author(s): Y. Shibahara, et.al.
  • Organizer: 15^<th> International conference on positron annihilation
  • Place of Presentation: Kolkata, India
  • Year and Date: 2009-01-19
• [Presentation] Aging phenomenon in Nafion-117 probed by PAS (2009)
  • Author(s): H. S. Sodaye, et.al.
  • Organizer: 15^<th> International conference on positron annihilation
  • Place of Presentation: Kolkata, India
  • Year and Date: 2009-01-19
• [Presentation] Application of coincidence Doppler broadening technique for polymer electrolyte membrane (2009)
  • Author(s): Y. Shibahara
  • Organizer: The 15^<th> International Conference on Positron Annihilation
  • Place of Presentation: Kokata, India
  • Year and Date: 2009-01-19
• [Presentation] Aging Phenomenon in Nafion-117 Probed by Positron Annihilation Spectroscopy (2009)
  • Author(s): H. S. Sodaye
  • Organizer: The 15^<th> International Conference on Positron Annihilation
  • Place of Presentation: Kolkata, India
  • Year and Date: 2009-01-19
• [Presentation] Analysis of Radiation Induced Phenomena in a Polymer Electrolyte Me mbrane with Positron Annihilation Technique (2008)
  • Author(s): Y. Honda
  • Organizer: 9^<th> International Workshop on Positron and Positronium Chemistry
  • Place of Presentation: Wuhan, China
  • Year and Date: 2008-05-13
• [Presentation] Analysis of radiation induced phenomena in a polymer electrolyte membrane with positron annihilation technique (2008)
  • Author(s): Y. Honda, et.al.
  • Organizer: 9^<th> International Workshop on Positron and Positronium Chemistry
  • Place of Presentation: Wuhan, China
  • Year and Date: 2008-05-12
• [Presentation] Analysis of radiation induced degradation in an polymer electrolyte membrane with positorns (2008)
  • Author(s): Y. Honda, et.al.
  • Organizer: 11^<th> SANKEN International Symposium
  • Place of Presentation: Osaka, Japan
  • Year and Date: 2008-02-04
• [Presentation] Development of A New Detection System Using Positron (2008)
  • Author(s): Y. Honda
  • Organizer: 12^<12> SANKEN International Symposium
  • Place of Presentation: Osaka University
  • Year and Date: 2008-01-22
• [Presentation] 陽電子寿命-消滅γ線同時測定の検討 (2007)
  • Author(s): 誉田義英他
  • Organizer: 日本原子力学会
  • Place of Presentation: 北九州国際会議場
  • Year and Date: 2007-09-28
• [Presentation] 陽電子寿命-消滅γ線角相関同時測定の検討 (2007)
  • Author(s): 誉田義英、木村徳雄、磯山悟朗、田川精一、宮内啓成、芝原雄司、秋山庸子、泉佳伸、西嶋茂宏
  • Organizer: 日本原子力学会
  • Place of Presentation: 北九州国際会議場
  • Year and Date: 2007-09-28
• [Presentation] 陽電子消滅法を用いた高分子電解質膜の構造解析 (2007)
  • Author(s): 宮内啓成、芝原雄司、秋山庸子、泉佳伸、西嶋茂宏、誉田義英、木村徳雄、磯山悟朗、田川精一
  • Organizer: 日本原子力学会
  • Place of Presentation: 北九州国際会議場
  • Year and Date: 2007-09-28
• [Presentation] 陽電子を用いた高分子電解質膜の解析I (2007)
  • Author(s): 誉田義英、木村徳雄、磯山悟朗、田川精一、宮内啓成、芝原雄司、秋山庸子、泉佳伸、西嶋茂宏
  • Organizer: 電気化学会
  • Place of Presentation: 東京工業大学
  • Year and Date: 2007-09-20
• [Presentation] 陽電子を用いた高分子電解質膜の解析II (2007)
  • Author(s): 宮内啓成、芝原雄司、秋山庸子、泉佳伸、西嶋茂宏、誉田義英、木村徳雄、磯山悟朗、田川精一
  • Organizer: 電気化学会
  • Place of Presentation: 東京工業大学
  • Year and Date: 2007-09-20
• [Presentation] Structural analysis of macrocyclic polyethers using positron annihilation measurements (2007)
  • Author(s): Y. Shibahara, Y. Akiyama, H. Miyauchi, Y. Izumi, Y. Honda, S. Nishijima
  • Organizer: The 17th Iketani Conference: Doyama Symposium
  • Place of Presentation: University of Tokyo
  • Year and Date: 2007-09-06
• [Presentation] Study on hydrocarbon based electrolyte membrane by using positron an nihilation spectroscopy (2007)
  • Author(s): H. Miyauchi, Y. Shibahara, Y. Akiyama, Y. Izumi, S. Nishijima, Y. Honda, N. Kimura, G. Isoyama, S. Tagawa
  • Organizer: The 17th Iketani Conference: Doyama Symposium
  • Place of Presentation: University of Tokyo
  • Year and Date: 2007-09-06
• [Presentation] Study on hydrocarbon based electrolyte membrane by using positron annihilation technique (2006)
  • Author(s): H. Miyauchi, et.al.
  • Organizer: The 17^<th> Iketani Conference : The Doyama Symposium
  • Place of Presentation: Tokyo, Japan
  • Year and Date: 2006-09-06