➨୍ཎ⌮ィ⟬䛚䜘䜃ศᏊືຊᏛ䜢⏝䛔䛯⮬ື㌴⏝ḟୡ௦㟁ụ䛾ᛂゎᯒ㻌 ➨୍ཎ⌮ィ⟬䛻䜘䜛ᨺᑕග㌾ 㼄 ⥺ඹ㬆ග㟁Ꮚ䝇䝨䜽䝖䝹䛾ゎᯒ䠖㻌 ⇞ᩱ㟁ụ⏝㓟≀⣔ゐ፹䛾㓟⣲㑏ඖᛂ䝃䜲䝖䛸㟁Ꮚ≧ែ䛾ゎ᫂㻌 ᰴᘧ♫᪥⏘࣮ࢡ ⱱᮌᫀ㒔ࠊஂಖῲၨࠊ⬥ࠊⱥே ᮾிᏛ ⏕⏘ᢏ⾡◊✲ᡤ ⁁ཱྀ ↷ᗣ 䠍䠊⥴ゝ 䜾䝸䞊䞁䜶䝛䝹䜼䞊ಁ㐍䞉ᬑཬ䛾ほⅬ䛛䜙䚸⮬ື㌴ᴗ⏺䛻䛚䛔䛶䛿䚸㟁Ẽ䚸䝝䜲䝤䝸䝑䝖䚸⇞ᩱ㟁ụ䛸䛔䛳䛯 CO2 䜢䛟ฟ䛧䛺䛔ⱝ䛧䛟䛿䚸䛭䛾ฟ㔞䜢ⴭ䛧䛟పῶ䛥䛫䜛⮬ື㌴䛾㛤Ⓨ䛜㐍䜑䜙䜜䚸ᮏ᱁ᐇ⏝䛻ྥ䛡䛶㛤 Ⓨ䛜ຍ㏿䛥䜜䛶䛔䜛䚹୰䛷䜒䚸⇞ᩱ㟁ụ䜢ᦚ㍕䛧䛯⇞ᩱ㟁ụ⮬ື㌴䠄FCV䠅䛾ᐇ⏝䛻ྥ䛡䛶䚸Ỉ⣲䜲䞁䝣䝷䛾ᩚ ഛ䛜ᨻᗓᑟ䛷⾜䜟䜜䜛䛺䛹䚸ᛴ㏿䛻㛤Ⓨ䛜㐍䜣䛷䛔䜛䚹 ⌧ᅾ䚸FCV ᦚ㍕䛾⇞ᩱ㟁ụ䛸䛧䛶䛿䚸ᅛయ㧗ศᏊᙧ⇞ᩱ㟁ụ䛜ᐃ䛥䜜䛶䛔䜛䚹䛣䛾㟁ụ䛿䚸ᐊ ㏆䛷ప ືస䛩䜛䛣䛸䛜≉ᚩ䛷䚸ᑠᆺ䚸㧗ᐜ㔞䛜ྍ⬟䛷䛒䜛䚹୍᪉䚸ప 䛷ᛂ䜢⾜䛖䛯䜑䚸Pt ⣔䛾ゐ፹䜢㔞䛻 ⏝䛧䛶䛚䜚䚸FCV య䛾䝁䝇䝖䜢ᢲ䛧ୖ䛢䜛せᅉ䛸䛺䛳䛶䛔䜛䜋䛛䚸㈨※㔞䛻䜒㝈⏺䛜䛒䜚䚸ᮏ᱁ⓗ䛺ᬑཬ䜢ጉ 䛢䜛せᅉ䛸䛺䛳䛶䛔䜛䚹FCV 䛾ᮏ᱁ᬑཬ䜢ぢᤣ䛘䚸Pt 䛻௦䜛ඖ⣲ᡓ␎ⓗ䛻䜒᭷䛺㠀㈗㔠ᒓ⣔ゐ፹䛸䛧䛶䚸㑄⛣ 㔠ᒓ䛾㓟≀䛜ὀ┠䛥䜜䛶䛔䜛䚹ᮏㄢ㢟䛷䛿䚸㓟≀⣔ⓑ㔠௦᭰ゐ፹䛾䜂䛸䛴䛷䛒䜛 ZrO2 ⣔ゐ፹䛾άᛶ䛸㟁 Ꮚ≧ែ䛾┦㛵䛴䛔䛶⪃ᐹ䛩䜛䛯䜑䚸X ⥺ඹ㬆䝇䝨䜽䝖䝹䜢 ᐃ䛧䚸➨୍ཎ⌮ィ⟬䜢⏝䛔䛶ゎᯒ䛧䛯䚹 㸰㸬ᐇ㦂࠾ࡼࡧィ⟬᪉ἲ ᨺᑕග㌾ X ⥺ඹ㬆䝇䝨䜽䝖䝹 ᐃ䛿䚸㧗䜶䝛䝹䜼䞊ຍ㏿ჾ◊✲ᶵᵓ䛾䝣䜷䝖䞁䝣䜯䜽䝖䝸䞊 BL-19A 䛷⾜䛳䛯䚹 ᅇᢡ᱁Ꮚ䛿 600 lines / mm 䛾䜒䛾䜢䚸᳨ฟჾ䛿 VG SIENTA 〇 R4000 䜢⏝䛔䛯䚹X ⥺䜶䝛䝹䜼䞊䜢 1eV 㛫㝸䛷 31䡚45eV 䛾⠊ᅖ䛷ኚ䛥䛫䛶䚸 ᐃ䜢⾜䛳䛯䚹ᨺᑕග㌾ X ⥺ඹ㬆ග㟁Ꮚ䝇䝨䜽䝖䝹䛾ゎᯒ䛿䚸➨୍ཎ⌮ィ⟬ 䠄ᨃ䝫䝔䞁䝅䝱䝹ἲ䠅䜢⏝䛔䛶⾜䛳䛯䚹䜹䝑䝖䜸䝣䜶䝛䝹䜼䞊䛿 340eV 䛸䛧䛯䚹᭱⾲㠃䜢 O ᒙ䛸䛧䛯⾲㠃䝰䝕䝹䜢ᵓ ⠏䛧䚸㓟⣲㑏ඖᛂ䛾άᛶⅬ䛸䛧䛶䚸᭱⾲㠃ᒙ䛻 O 䜢ᑟධ䛧䛯䚹䝇䞊䝟䞊䝉䝹䛿᭱⾲㠃䛜(100)㠃䛚䜘䜃(001)㠃 䛾ሙྜ䛻䛴䛔䛶䛿䚸2x2x1 䝉䝹䜢⏝䛔䚸(110)㠃䛻䛴䛔䛶䛿㏻ᖖ᱁Ꮚ䛷ィ⟬䜢⾜䛳䛯䚹䛶䛾ィ⟬䛿䚸᭱⾲㠃ᒙ 䛾ୖ䛻䚸㧗䛥䛜 10䊅䛾䝇䝷䝤ᒙ䜢ᙧᡂ䛧䛶⾜䛳䛯䚹 㸱㸬⤖ᯝ⪃ᐹ ᅗ 1 䛻㧗άᛶヨᩱ䛛䜙ᚓ䜙䜜䛯ඹ㬆 X ⥺㟁Ꮚศග䝇䝨䜽䝖䝹䜢♧䛩䚹ᅗ䠍୰䛾ᅖ䜏䛷♧䛧䛯䜘䛖䛻䚸Binding Energy 3 eV ㏆䛻㏻ᖖ䛾Ḟ㝗䛾䛺䛔 ZrO2 䛾 X ⥺㟁Ꮚศග䝇䝨䜽䝖䝹䛷䛿⌧䜜䛺䛔䝢䞊䜽䛜ほ 䛥䜜䛯䚹᭱⾲ 㠃䛾㓟⣲ཎᏊ䜢Ḟᦆ䛥䛫䛯䝰䝕䝹䛷➨୍ཎ⌮ィ⟬䜢⾜䛳䛯⤖ᯝ䜢ぢ䜛䛸䚸ᅗ䠎䛻♧䛩䜘䛖䛻䚸ఏᑟᖏୗ➃䛾≧ែ ᐦᗘ䛜ቑຍ䛩䜛䚹䛣䛾‽䛻㛵㐃䛩䜛ඹ㬆ຠᯝ䛜ቑ䛩䜛䛣䛸䛷䚸๓グ䝢䞊䜽䛜ቑ䛧䛯䛸⪃䛘䜙䜜䜛䚹䛣䛾⤖ ᯝ䛿䚸ほ 䛥䜜䛯ඹ㬆 X ⥺㟁Ꮚศග䝇䝨䜽䝖䝹䛜䚸㓟⣲ཎᏊḞᦆ䝰䝕䝹䛷ᚓ䜙䜜䜛㟁Ꮚ≧ែ䜢ᫎ䛧䛶䛔䜛䛣䛸 䜢♧၀䛧䛶䛔䜛䚹䜎䛯䚸➨୍ཎ⌮ィ⟬䛾⤖ᯝ䛛䜙䛿䚸䝞䞁䝗䜼䝱䝑䝥୰䛻䜒䚸Ḟ㝗‽䛜ᙧᡂ䛥䜜䛶䛔䜛䛣䛸䛜☜ ㄆ䛷䛝䜛䚹䛣䛾Ḟ㝗‽䛜䚸㓟⣲ศᏊ䛛䜙䛾㟁Ꮚ⛣ື䜢క䛖Ꮫ྾╔䛾ึᮇ㐣⛬䛻᭷䛻స⏝䛩䜛䛸⪃䛘䜙䜜䚸 ZrO2 ⣔ゐ፹䛾άᛶ䜢㧗䜑䜛せᅉ䛾䜂䛸䛴䛻䛺䛳䛶䛔䜛䛸⪃䛘䜙䜜䜛䚹 4 20x10 3 44 42 40 38 36 34 32 Intensity /a.u. 15 10 O 2pĹ 2 Zr 4dĹ㻌 0 -2 5 8 6 4 2 Binding energy /eV 0 䣪䪲䢢䢱䣧䣘 䢶䢲 䢵䢴 0 -2 Zr 4dĻ㻌 O 2pĻ -4 -4 -2 0 2 4 ᅗ 1 㧗άᛶゐ፹䛾ඹ㬆 X ⥺ග㟁Ꮚ䝇䝨䜽䝖䝹㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 ᅗ䠎㻌 ZrO2-x ᭱⾲㠃䛾 pdos 䠄䜾䝷䝣୰ྑୖ䛾䝞䞊䛿ඹ㬆䜶䝛䝹䜼䞊䜢⌧䛩䚹䠅 86 04_ポスター発表.indd 86 2014/10/15 13:24:43
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