JP2008293807A - N4キレート型2量化金属錯体からなる電池用電極触媒の性能評価方法 - Google Patents
N4キレート型2量化金属錯体からなる電池用電極触媒の性能評価方法 Download PDFInfo
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Abstract
【解決手段】N4キレート型2量化金属錯体が導電性担体に担持された燃料電池用電極触媒の性能評価方法において、分子シュミュレーション解析から得られる該N4キレート型2量化金属錯体に吸着された酸素分子の酸素原子間距離を性能評価の指標とする。
【選択図】図5
Description
(1)前記N4キレート型2量化金属錯体を構成する骨格構造と、構成元素、及び該N4キレート型2量化金属錯体に吸着された酸素分子の各情報を入力するステップと、
(2)入力された情報から第1原理電子状態計算手法を用いて、N4キレート型2量化金属錯体の安定構造、及び酸素分子の安定構造を求めるステップと、
(3)求められた酸素分子の安定構造から該酸素分子を構成する酸素原子の原子間距離を求めるステップと
から求める。
Claims (4)
- N4キレート型2量化金属錯体が導電性担体に担持された燃料電池用電極触媒の性能評価方法であって、分子シュミュレーション解析から得られる該N4キレート型2量化金属錯体に吸着された酸素分子の酸素原子間距離を性能評価の指標とすることを特徴とする燃料電池用電極触媒の性能評価方法。
- 前記N4キレート型2量化金属錯体に吸着された酸素分子の酸素原子間距離を、(1)前記N4キレート型2量化金属錯体を構成する骨格構造と、構成元素、及び該N4キレート型2量化金属錯体に吸着された酸素分子の各情報を入力するステップと、(2)入力された情報から第1原理電子状態計算手法を用いて、N4キレート型2量化金属錯体の安定構造、及び酸素分子の安定構造を求めるステップと、(3)求められた酸素分子の安定構造から該酸素分子を構成する酸素原子の原子間距離を求めるステップとから求めることを特徴とする請求項1に記載の燃料電池用電極触媒の性能評価方法。
- 前記酸素分子の酸素原子間距離が1.306〜1.313Åとなる前記N4キレート型2量化金属錯体を選択することを特徴とする請求項1又は2に記載の燃料電池用電極触媒の性能評価方法。
- 前記N4キレート型2量化金属錯体がコフェイシャル・ジコバルト・ポルフィリン化合物であることを特徴とする請求項1乃至3のいずれかに記載の燃料電池用電極触媒の性能評価方法。
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JP2007138344A JP5234534B2 (ja) | 2007-05-24 | 2007-05-24 | N4キレート型2量化金属錯体からなる電池用電極触媒の性能評価方法 |
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Citations (8)
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JPS57105969A (en) * | 1980-12-23 | 1982-07-01 | Toshiba Corp | Air electrode |
JP2003109614A (ja) * | 2001-09-27 | 2003-04-11 | Nippon Steel Corp | 高分子固体電解質型燃料電池酸素極用触媒及びその製造方法 |
JP2003249230A (ja) * | 2002-02-25 | 2003-09-05 | Matsushita Electric Ind Co Ltd | 酸素還元用電極およびそれを用いた電池 |
JP2005203147A (ja) * | 2004-01-13 | 2005-07-28 | Toyota Motor Corp | 電極触媒、電極触媒の製造方法、及び燃料電池 |
JP2005342579A (ja) * | 2004-06-01 | 2005-12-15 | Sony Corp | 触媒材料及びその製造方法、触媒電極及び電気化学デバイス |
JP2006156013A (ja) * | 2004-11-26 | 2006-06-15 | Nippon Steel Corp | 高分子固体電解質型燃料電池酸素極用触媒 |
WO2006083029A1 (ja) * | 2005-02-03 | 2006-08-10 | Toyota Jidosha Kabushiki Kaisha | 触媒材料およびその製造方法 |
JP2007273099A (ja) * | 2006-03-30 | 2007-10-18 | Toyota Motor Corp | 電池用電極触媒の性能評価方法、探索方法、電池用電極触媒及びその電極触媒を用いた燃料電池 |
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2007
- 2007-05-24 JP JP2007138344A patent/JP5234534B2/ja not_active Expired - Fee Related
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57105969A (en) * | 1980-12-23 | 1982-07-01 | Toshiba Corp | Air electrode |
JP2003109614A (ja) * | 2001-09-27 | 2003-04-11 | Nippon Steel Corp | 高分子固体電解質型燃料電池酸素極用触媒及びその製造方法 |
JP2003249230A (ja) * | 2002-02-25 | 2003-09-05 | Matsushita Electric Ind Co Ltd | 酸素還元用電極およびそれを用いた電池 |
JP2005203147A (ja) * | 2004-01-13 | 2005-07-28 | Toyota Motor Corp | 電極触媒、電極触媒の製造方法、及び燃料電池 |
JP2005342579A (ja) * | 2004-06-01 | 2005-12-15 | Sony Corp | 触媒材料及びその製造方法、触媒電極及び電気化学デバイス |
JP2006156013A (ja) * | 2004-11-26 | 2006-06-15 | Nippon Steel Corp | 高分子固体電解質型燃料電池酸素極用触媒 |
WO2006083029A1 (ja) * | 2005-02-03 | 2006-08-10 | Toyota Jidosha Kabushiki Kaisha | 触媒材料およびその製造方法 |
JP2007273099A (ja) * | 2006-03-30 | 2007-10-18 | Toyota Motor Corp | 電池用電極触媒の性能評価方法、探索方法、電池用電極触媒及びその電極触媒を用いた燃料電池 |
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