Structural analysis of metal catalysts modified with trace noble metals

• Project/Area Number: 19360363
• Research Category: Grant-in-Aid for Scientific Research (B)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Catalyst/Resource chemical process
• Research Institution: University of Tsukuba
• Principal Investigator: TOMISHIGE Keiichi University of Tsukuba, 大学院・数理物質科学研究科, 准教授 (50262051)
• Project Period (FY): 2007 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥18,590,000 (Direct Cost: ¥14,300,000、Indirect Cost: ¥4,290,000); Fiscal Year 2008: ¥9,750,000 (Direct Cost: ¥7,500,000、Indirect Cost: ¥2,250,000); Fiscal Year 2007: ¥8,840,000 (Direct Cost: ¥6,800,000、Indirect Cost: ¥2,040,000)
• Keywords: 触媒機能解析 / 貴金属 / ニッケル / 表面修飾 / メタン / バイオマス / 合金 / 改質 / バイメタル / タール / EXAFS / QXAFS

Research Abstract

天然ガスやバイオマスを水素や合成ガス(一酸化炭素と水素の混合ガス)へと変換する触媒の開発において、主たる活性点となるニッケルの金属微粒子を微量の貴金属で表面修飾することで触媒性能が顕著に向上させることができる。本研究では、EXAFS(広域X線吸収端微細構造)により微量貴金属の局所構造を解析し、その局所構造の生成過程と添加効果発現機構を明らかにした。

Research Products

• [Journal Article] Promoting effect of MgO addition to Pt/Ni/CeO_2/Al_2O_3 in the steam gasification of biomass (2009)
  • Author(s): Kazuya Nakamura, Tomohisa Miyazawa, Takuya Sakurai, Toshihiro Miyao, Shuichi Naito, Noorjahan Begum, Kimio Kunimori, Keiichi Tomishige
  • Journal Title: Appl. Catal. B : Environ. 86 Pages: 36-44
  • Peer Reviewed
• [Journal Article] Oxidative steam reforming of methane over Ni/a-Al203 (2009)
  • Author(s): Maori Yoshida
  • Journal Title: modified with trace noble metals 358 Pages: 186-192
• [Journal Article] Promoting effect of Mg0 addition to Pt/Ni/Ce02/Al203 inthe steam gasification of biomass (2009)
  • Author(s): Kazuya Nakamura
  • Journal Title: Appl. Catal. B:Environ. 86 Pages: 36-44
  • Peer Reviewed
• [Journal Article] Catalytic performance and QXAFS analysis of Ni catalysts modified with Pd for oxidative steam reforming of methane Catalysis Today (2008)
  • Author(s): Yuya Mukainakano, Kaori Yoshida, Kazu Okumura, Kimio Kunimori, Keiichi Tomishige
  • Journal Title: 132 Pages: 101-108
  • Peer Reviewed
• [Journal Article] Oxidative steam reforming of methane over Ni/α-Al_2O_3 modified with trace Pd (2008)
  • Author(s): Kaori Yoshida, Kazu Okumura, Toshihiro Miyao, Shuichi Naito, Shin-ichi Ito, Kimio Kunimori, Keiichi Tomishige
  • Journal Title: Appl. Catal. A : Gen. 351 Pages: 217-225
  • Peer Reviewed
• [Journal Article] Oxidative steam reforming of methane over Ni/a-Al2O3 modified with trace Pd (2008)
  • Author(s): Kaori Yoshida
  • Journal Title: Appl. Catal. A:Gen. 351 Pages: 217-225
  • Peer Reviewed
• [Journal Article] Catalytic performance and characterization of the Pt-Ni bimetallic catalysts for oxidative steam reforming of methane (2008)
  • Author(s): Yuya Mukainakano
  • Journal Title: Chem. Eng. Sci. 63 Pages: 4891-4901
  • Peer Reviewed
• [Journal Article] Catalytic performance and QXAFS analysis of Ni catalysts modified with Pd for oxidative steam reforming of methane (2008)
  • Author(s): Yuya Mukainakano
  • Journal Title: Catal. Today 132 Pages: 101-108
  • Peer Reviewed
• [Journal Article] Promotion of oxidation and reduction of Rh species by interaction with CeO2 over Rh/CeO2/SiO2 (2008)
  • Author(s): Tomohisa Miyazawa
  • Journal Title: J. Phys. Chew. C 112 Pages: 2574-2583
  • Peer Reviewed
• [Journal Article] Catalytic performance of Ni/CeO2/Al2O3 modified with noble metals in steam gasification of biomass (2008)
  • Author(s): Jin Nishikawa
  • Journal Title: Catal. Today 131 Pages: 146-155
  • Peer Reviewed
• [Journal Article] Promoting effect of Pt addition to Ni/CeO2/Al2O3 catalyst for steam gasification of biomass (2008)
  • Author(s): Jin Nishikawa
  • Journal Title: Catal. Commun. 9 Pages: 195-201
  • Peer Reviewed
• [Journal Article] Catalytic performance and QXAFS analysis of Ni catalysts modified with Pd for oxidative steam reforming of methane (2008)
  • Author(s): Y. Mukainakano
  • Journal Title: Catal. Today 132 Pages: 101-108
  • Peer Reviewed
• [Journal Article] Oxidative steam reforming of methane over Ni catalysts modified with noble metals (2007)
  • Author(s): K. Tomishige
  • Journal Title: J. Jpn. Petrol. Inst. 50 Pages: 287-298
  • NAID: 10021125313
  • Peer Reviewed
• [Journal Article] Promoting effect of Pt addition to Ni/CeO_2/Al_2O_3 catalyst for steam gasification of biomass (2007)
  • Author(s): J. Nishikawa, et. al.
  • Journal Title: Catal. Commun. 9 Pages: 195-201
  • Peer Reviewed
• [Presentation] メタンの酸化的改質反応用微量Pd修飾Ni触媒上のバイメタル微粒子の構造解析 (2008)
  • Author(s): 吉田香織, 田中久教, 国森公夫, 冨重圭一
  • Organizer: 第102回触媒討論会
  • Place of Presentation: 名古屋大学
  • Year and Date: 2008-09-25
• [Presentation] バイオマス水蒸気ガス化用触媒上のNi微粒子凝集抑制・再分散におけるMgO添加効果 (2008)
  • Author(s): 櫻井卓也
  • Organizer: 第102回触媒討論会
  • Place of Presentation: 名古屋大学
  • Year and Date: 2008-09-25
• [Presentation] メタンの酸化リフォーミング反応用Pd/Ni触媒におけるバイメタル微粒子形成過程 (2007)
  • Author(s): 向中野侑哉, 吉田香織, 奥村和, 国森公夫, 冨重圭一
  • Organizer: 第100回触媒討論会
  • Place of Presentation: 札幌
  • Year and Date: 2007-09-20