SPring-8/SACLA ฼⏝◊✲ᡂᯝ㞟

Section B%                             %/;8࣐࢖ࢡࣟࣅ࣮࣒ X ⥺ᩓ஘ἲࢆ⏝࠸ࡓࣄࢺ⓶⭵ୖࡢሬ⭷ᵓ㐀ゎᯒStructural Analysis of Coating Film on Human Skin using Microbeam
X-ray Scatteringஂ⡿ ༟ᚿ a, 㕥ᮌ ༤モ a, ⏣ᮧ ಇ⣫ a, ඵ⏣ ୍㑻 b
Takuji Kumea, Hiroshi Suzukia, Toshihiro Tamuraa, Ichiro Hattabaⰼ⋤ᰴᘧ఍♫, b㻔බ㈈㻕ྡྂᒇ⏘ᴗ⛉Ꮫ◊✲ᡤ aKao Corporation, bNISRI⓶⭵ୖ࡟ሬᕸࡋ࡚౑⏝ࡍࡿ໬⢝ရࡸእ⓶⏝་⸆ရ࡟࠾࠸࡚ࠊᶵ⬟࡟㛵ࢃࡿ㔜せ࡞せ⣲࡛࠶ࡿ⓶⭵ୖࡢ〇๣ࡢሬ⭷ᵓ㐀ࢆゎ᫂ࡍࡿࡇ࡜ࡣࠊࡼࡾඃࢀࡓ〇ရࡢタィᣦ㔪ᥦ᱌࡟⧅ࡀࡿ㔜せ࡞◊✲ㄢ㢟࡛࠶ࡿࠋᡃࠎࡀ᳨ウࢆ㐍ࡵ࡚ࡁࡓ࣐࢖ࢡࣟࣅ࣮࣒ X ⥺ᩓ஘ἲ࡟ࡼࡿ⓶⭵ゅᒙᵓ㐀ࡢ῝ࡉ᪉ྥゎᯒἲࡢⓎᒎ࣭ᛂ⏝࡟ࡼࡾࠊᚑ᮶ࡣほᐹࡀᅔ㞴࡛࠶ࡗࡓࠊ๓ฎ⌮↓ࡋ࡛⮬↛ࡢ≧ែ࡛ࡢ⓶⭵ୖࡢ࣑ࢡࣟࢫࢣ࣮ࣝࡢሬ⭷ᵓ㐀ほ ࡟ᡂຌࡋࡓࠋ࣮࣮࢟࣡ࢻ㸸 ⓶⭵, ሬ⭷, ࣐࢖ࢡࣟࣅ࣮࣒ X ⥺ᩓ஘ἲ, ࣓ࣛࣛᵓ㐀⫼ᬒ࡜◊✲┠ⓗ㸸໬⢝ရࡸእ⓶⏝㸦ሬᕸ㸧་⸆ရࡣࠊ⓶⭵ࡢእほࡢኚ໬ࡸእ㒊่⃭࠿ࡽࡢಖㆤࠊ⓶⭵⑕≧ࡢᨵၿ➼ࡢ┠ⓗ࡛౑⏝ࡍࡿࠋࡑࡢຠᯝ࡟┤⤖ࡍࡿ࡜⪃࠼ࡽࢀࡿࠊ〇๣୰ࡢ᭷ຠᡂศࡢ⓶⭵࡬ࡢᾐ㏱ᣲືࡣከࡃ◊✲ࡉࢀ࡚࠸ࡿࠋ⓶⭵ୖࡢሬ⭷ᵓ㐀࡟ࡘ࠸࡚ࡶࠊ౑⏝᫬ࡢຠᯝ࡟ᑐࡋ࡚኱ࡁ࡞ᙳ㡪ࡀ᝿ᐃࡉࢀࡿࠋ≉࡟ࠊ〇๣ሬᕸ᫬ࡢኚᙧࡸ஝⇱ࠊᡂศࡢ⓶⭵ᾐ㏱࡟క࠺⤒᫬ኚ໬࡜࠸ࡗࡓࠊⷧ࠸ሬ⭷୰ࡢ࣑ࢡࣟࢫࢣ࣮ࣝࡢᵓ㐀ኚ໬ࢆゎ᫂ࡍࡿࡇ࡜ࡣࠊࡼࡾຠᯝࡢඃࢀࡓ໬⢝ရࡸ་⸆ရࡢタィᣦ㔪ࡢᥦ᱌࡟⧅ࡀࡿ㔜せ࡞◊✲ㄢ㢟࡛࠶ࡿࠋᚑ᮶ࠊ⓶⭵ୖሬ⭷ࡢ࣑ࢡࣟࢫࢣ࣮ࣝࡢᵓ㐀ゎᯒ࡟ࡣ㟁Ꮚ㢧ᚤ㙾ࡢ⾲㠃࣭᩿㠃ほᐹࡀ⾜ࢃࢀ࡚࠸ࡿࡀࠊヨᩱࢆ┿✵୰࡟タ⨨ࡍࡿࡓࡵ஝⇱≧ែ࡛ࡢほᐹ࡜࠸ࡗࡓไ㝈ࡀ࠶ࡿࠋࡲࡓࠊⷧ⭷ほᐹἲ࡜ࡋ࡚ࡣᚤᑠゅධᑕ X ⥺ᩓ஘ἲࡶᣲࡆࡽࢀࡿࡀᖹ⁥࡞ᇶᯈୖ࡛ࡢ ᐃ࡜࠸ࡗࡓไ㝈ࡀ࠶ࡾࠊพฝ
ࡀ⃭ࡋ࠸⓶⭵ୖࡢሬ⭷࡬ࡢᛂ⏝ࡣ㞴ࡋ࠸ࠋࡑࡇ࡛ᡃࠎࡀ᭱㏆᳨ウࢆ㐍ࡵ࡚ࡁࡓ࣐࢖ࢡࣟࣅ࣮࣒ X⥺ᩓ஘ἲ࡟ࡼࡿ⓶⭵ゅᒙᵓ㐀ࡢ῝ࡉ᪉ྥゎᯒἲ[1,2]ࡢⓎᒎ࣭ᛂ⏝࡛ࠊ๓ฎ⌮↓ࡋ࡛⮬↛ࡢ≧ែ࡛ࡢ⓶⭵ୖࡢሬ⭷ᵓ㐀ゎᯒࡀᐇ⌧ྍ⬟࡜⪃࠼ࡓࠋⰼ⋤࡟࡚㛤Ⓨࡋࡓࢫ࢟ࣥࢣ࢔໬⢝ရ࡟ࡣ⣽⬊㛫⬡㉁ᵓ㐀࡟╔┠ࡋࡓ〇๣[3]ࡀ࠶ࡿࠋሬᕸ๓ࡢ〇๣ࡣゅᒙෆࡢ⣽⬊㛫⬡㉁ᵓ㐀࡟㢮ఝࡢ nm ࢫࢣ࣮ࣝࡢᚤ⣽ᵓ㐀㸦࣓ࣛࣛ࿘ᮇᵓ㐀㸧ࢆᙧᡂࡋ࡚࠸ࡿࠋࡇࡢᵓ㐀ࡀ㏻ᖖᩘ༑ ȝm ⛬ᗘࡢཌࡳࡢሬ⭷࡛ࡶ〇๣ࡢᶵ⬟࡟ᙳ㡪ࡍࡿ࡜⪃࠼࡚࠸ࡿࡀࠊሬ⭷ࡢ࠶ࡾࡢࡲࡲࡢほᐹࡀᅔ㞴࡞ࡓࡵỴᐃⓗ࡞ドᣐࡣᚓࡽࢀ࡚࠸࡞࠸ࠋᮏᐇ㦂࡛ࡣࠊሬ⭷ᙧᡂࡋࡓࣄࢺ⓶⭵ࢆ⏝࠸࡚ࠊ⮬↛ࡢ≧ែ࡛ࡢ⓶⭵ୖሬ⭷ᵓ㐀ࡢゎᯒἲࢆ☜❧ࡍࡿࡇ࡜ࢆ┠ᶆ࡜ࡋࡓࠋᐇ㦂㸸1) ゅᒙヨᩱ㸸࣐࢖ࢡࣟࣅ࣮࣒ X ⥺ᩓ஘ἲࢆ⏝࠸ࡓゅᒙ 1 ᯛ୰ࡢᵓ㐀ゎᯒ࡜ࡋ࡚ࡣࠊࣟࣞ࢔࣭ࣝࢢ࣮ࣝࣉࡢ Jean Doucet ࡽ࡟ࡼࡿゅᒙࢩ࣮ࢺࢆᚤᑠ࡞▷෉≧࡟ษࡾฟࡋ࡚ほ ࡋࡓሗ࿌[4]ࡀ࠶ࡿࠋᚤᑠษ∦࡛ࡣሬ⭷ࡢᙧᡂࡣᅔ㞴࡛࠶ࡾࠊ࠿ࡘゅᒙࡢࡳ࡛ࡣ஝⇱ࡢᙳ㡪ࡶᠱᛕࡉࢀࡿࠋࡑࡇ࡛ᮏᐇ㦂࡛ࡣࠊ⮬↛࡟㏆࠸᮲௳࡛ࡢ⓶⭵ୖሬ⭷ࡢᙧᡂἲ࡜ࡋ࡚ࠊゅᒙ௨ୗࡢ⾲⓶ࠊ┿⓶➼ࡶྵࡴ෾⤖ࣄࢺ⓶⭵ࢩ࣮ࢺ㸦⭡㒊⏤᮶ࠊࢩ࣮ࢺ≧ࠊ11 cm2ࠊ⣙ 400 ȝm ཌࠊBIOPREDIC International♫(ࣇࣛࣥࢫ)ࡼࡾ㉎ධ㸧ࢆ౑⏝ࡋࠊ ᐃ๓࡟ゎ෾ࡋ࡚ࡑࡢୖ㠃࡟✀ࠎࡢ〇๣ࢆሬᕸࡋ࡚ヨᩱ࡜ࡋࡓࠋ2) ヨᩱタ⨨᪉ἲ࡜࣐࢖ࢡࣟࣅ࣮࣒ X ⥺㉮ᰝ᮲௳㸸ᅗ㸯࡟♧ࡍࡼ࠺࡟ࠊሬ⭷ᙧᡂࡋࡓ⓶⭵ࢩ࣮ࢺࢆ࢔࣑ࣝࢸ࣮ࣉ࡟ᣳࢇ࡛ᢡࡾ᭤ࡆࠊ❆ᮦࣇ࢕࣒ࣝ࡜ඹ࡟ࢫࣛ࢖ࢻ࣐࢘ࣥࢺෆ࡟タ⨨ࡋࡓࠋ⾲㠃࠿ࡽ῝ࡉ᪉ྥ࡟㡰ḟ↷ᑕ఩⨨ࢆ㉮ᰝࡋ࡚ࠊྛ↷ᑕ఩⨨࡟࠾ࡅࡿᑠゅᩓ஘ീࢆྲྀᚓࡋࡓࠋ䠉㻞㻣㻝䠉SPring-8/SACLA ฼⏝◊✲ᡂᯝ㞟Section B3) ౑⏝⿦⨨࣭ ᐃ᮲௳㸸SPring-8 ࡢ BL46XU ࢆ฼⏝ࡋࡓࠋ᳨ฟჾ࡟ࡣࠊPILATUS-2M ࢆ⏝࠸࡚ 2ḟඖᩓ஘ീࢆྲྀᚓࡋࡓࠋX ⥺ࡢ࢚ࢿࣝࢠ࣮㸦Ἴ㛗㸧ࡣ 12.4 keV㸦0.1 nm㸧ࠊ࣐࢖ࢡࣟࣅ࣮࣒ X⥺ࡢࣅ࣮࣒ᚄࡣỈᖹ᪉ྥ 4.16 ȝmࠊ㖄┤᪉ྥ 2.09 ȝm㸦್༙ᖜ㸧ࠊ࣓࢝ࣛ㛗ࡣ 728 mm㸦࣋࣊ࣥ㓟㖟⢊ᮎヨᩱࡢᅇᢡࣉࣟࣇ࢓࢖࡛ࣝ㍑ṇ㸧࡜ࡋࡓࠋ࣐࢖ࢡࣟࣅ࣮࣒ᙧᡂ࡟ࡣࣇࣞࢿࣝࢰ࣮ࣥࣉ࣮ࣞࢺࢆ⏝࠸ࡓࠋ㟢ග᫬㛫ࡣ 1 s㸦↷ᑕᦆയ᳨ウ⏝࡟ࡣ௚ࡢ㟢ග᫬㛫ࡶᐇ᪋㸧࡛ࠊ ᐃࡣᐊ㸦 ㄪ࡞ࡋ㸧࡛ᐇ᪋ࡋࡓࠋ4) ࢹ࣮ࢱゎᯒ㸸ᚓࡽࢀࡓ 2 ḟඖᩓ஘ീࢆ⓶⭵⾲㠃࡟ᑐࡋ࡚ᆶ┤᪉ྥ࡟±30qࡢ⠊ᅖ࡛ᡪᙧᖹᆒࢆィ⟬ࡋ࡚ 1 ḟඖᩓ஘ࣉࣟࣇ࢓࢖ࣝࢹ࣮ࢱࢆᚓࡓࠋ

䠄ഃ㠃䛛䜙䛾ᶍᘧᅗ䠅㻟㻡㼙㼙෗┿䝣䜱䝹䝮⏝䝥䝷䝇䝏䝑䜽䝬䜴䞁䝖䝬䜲䜽䝻䝡䞊䝮䜢㉮ᰝ䛧䛶;⥺⥺ᩓ஘ ᐃሬ⭷⓶⭵

⓶⭵❆ᮦ
䝣䜱䝹䝮

䜰䝹䝭䝔䞊䝥䜰䝹䝭䝔䞊䝥ᅗ㸯 ヨᩱタ⨨᪉ἲ⤖ᯝ࠾ࡼࡧ⪃ᐹ㸸ࡲࡎ㧗ᙉᗘࡢ࣐࢖ࢡࣟࣅ࣮࣒ X ⥺࡟ࡼࡿヨᩱࡢ↷ᑕᦆയ࡟ࡘ࠸࡚ࠊ㟢ග᫬㛫ࡢኚ᭦
㸦0.2–10 s㸧ࠊྠ୍㒊఩࡛ࡢ⧞㏉ࡋ↷ᑕࡢᙳ㡪ࢆㄪ࡭ࡓࠋ๓ᅇ㸦2016A1753㸧ࡢᐇ㦂࡜ྠᵝ࡟ࠊ㟢ග᫬㛫ࡣ 1 sᮍ‶࡛ࡣಙྕᙉᗘࡀపࡃࠊ㸯 s ࡼࡾ㛗࠸ሙྜ࡟ࡣヨᩱᦆയ࡟ࡼࡿᙉᗘపୗࡀ㢧ⴭ࡛࠶ࡾࠊ↷ᑕ఩⨨ࢆ㉮ᰝࡋ࡞ࡀࡽࡢ ᐃ࡛࠶ࢀࡤࠊ㟢ග᫬㛫ࡣ 1 s ࡀ㐺ษ࡛࠶ࡿ࡜ุ᩿ࡋࡓࠋḟ࡟௦⾲ⓗ࡞ࡶࡢ࡜ࡋ࡚ࠊᮍฎ⌮⓶⭵ࢩ࣮ࢺ࡜࣓ࣛࣛ࿘ᮇᵓ㐀ࢆᙧᡂࡍࡿ〇๣㸦௨ୗ࣓ࣛࣛ〇๣㸧ࢆሬᕸࡋࡓ⓶⭵ࢩ࣮ࢺࡢ⤖ᯝࢆᅗ㸰࡟♧ࡍࠋᢡࡾ᭤ࡆࡓ⓶⭵ࢩ࣮ࢺࡢ⾲㠃ୖ᪉࠿ࡽ῝ࡉ᪉ྥ࡟ 2 ȝm ࢫࢸࢵࣉ࡛࣐࢖ࢡࣟࣅ࣮࣒ X ⥺ࢆ㉮ᰝࡋࡓࠋࡇࡢ࡜ࡁࡢ⓶⭵⾲㠃࡟ᑐࡋ࡚ᆶ┤᪉ྥ࡟ᡪᙧᖹᆒࡋࡓ 1 ḟඖᩓ஘ࣉࣟࣇ࢓࢖ࣝ࡜㸰ḟඖᩓ஘ീࡢ୍㒊ࢆ⾲♧ࡋࡓࡶࡢ࡛࠶ࡿࠋ
ᅗ㸰(a, c)ࡢᮍฎ⌮⓶⭵ࢩ࣮ࢺࡢࡳࡢ⤖ᯝ࡟ࡘ࠸࡚ࡣࠊ௨๓ࡢ᳨ウ[1,2]࡜ྠᵝ࡟ゅᒙࡢ⬡㉁⏤᮶ࡢ␗᪉ⓗ࡞ᩓ஘ࣆ࣮ࢡࡀ T = 1.0 ࠾ࡼࡧ 1.4 nmí1㸦▮༳࡛♧ࡋࡓ఩⨨㸧࡟ほ ࡉࢀࡓࠋ୍᪉ᅗ㸰(b,d)ࡢ࣓ࣛࣛ〇๣ࢆሬᕸࡋࡓ⓶⭵ࢩ࣮ࢺࡢ⤖ᯝ࡟ࡘ࠸࡚ࡣࠊ⾲㠃௜㏆࠿ࡽࡢᩓ஘࡛ࡣࠊT = 0.5 ࠾ࡼࡧ 1.0 nmí1㸦▮༳࡛♧ࡋࡓ఩⨨㸧࡟ᙉ࠸ࣆ࣮ࢡࡀほ ࡉࢀࡓࠋ⓶⭵⾲㠃௜㏆ࡼࡾୗഃࡢᩓ஘࡛ࡣࠊ
ゅᒙࡢ⬡㉁⏤᮶ࡢࣆ࣮ࢡࡀ㔜␚ࡋࡓࣉࣟࣇ࢓࢖ࣝ࡜࡞ࡗࡓࠋᚑࡗ࡚ࠊ⓶⭵⾲㠃௜㏆ࡼࡾୖഃ࡛ぢࡽࢀࡓᙉ࠸ࣆ࣮ࢡ㸦T = 0.5, 1.0 nmí1㸧ࡣሬ⭷⏤᮶࡜⪃࠼ࡽࢀࠊ௒ᅇࡢᡭἲࢆ⏝࠸ࡿࡇ࡜࡛⓶⭵ୖ࡟ᙧᡂࡋࡓ࣓ࣛࣛ〇๣ࡢሬ⭷ᵓ㐀ࢆほ ࡍࡿࡇ࡜ࡀྍ⬟࡛࠶ࡿࡇ࡜ࡀ᫂ࡽ࠿࡜࡞ࡗࡓࠋ࣓ࣛࣛ〇๣ࡣሬᕸ๓ࡢ≧ែ࡛ࡣࠊෆ㒊ࡢ࣓ࣛࣛ࿘ᮇᵓ㐀ࡣ➼᪉ⓗ࡟ศᕸࡋ࡚࠸ࡿࡓࡵ෇⎔≧ࡢ㸰ḟඖᩓ஘ീ࡜࡞ࡿࠋࡋ࠿ࡋ࡞ࡀࡽࠊ࡯ࡰ࣓ࣛࣛ〇๣ࡢሬ⭷ࡢࡳࡢ↷ᑕ఩⨨࡟࠾ࡅࡿ 2 ḟඖᩓ஘ീ㸦ᅗ㸰(b)㸧࡛ࡣࠊ࣓ࣛࣛ࿘ᮇᵓ㐀ࡢࣆ࣮ࢡࡣୖୗ࡟␗᪉ⓗ࡞ࢫ࣏ࢵࢺ≧࡛࠶ࡗࡓࠋࡇࢀࡣሬ⭷୰ࡢ࣓ࣛࣛ࿘ᮇᵓ㐀ࡀ⓶⭵⾲㠃࡟ᑐࡋ࡚ᖹ⾜࡟㓄ྥࡋ࡚࠸ࡿࡇ࡜ࢆ♧၀ࡍࡿ⤖ᯝ࡛࠶ࡾࠊ࣓ࣛࣛ〇๣ࡢሬᕸཬࡧ஝⇱㐣⛬࡛⏕ࡌࡓࡶࡢ࡜᥎ᐃࡉࢀࡿࠋ䠉㻞㻣㻞䠉SPring-8/SACLA ฼⏝◊✲ᡂᯝ㞟;ĂͿSection B;ďͿ䢳䢲;ĚͿႝᐎỉỚ䢳䢲Intensity (a.u.)䢷䢳䢲䢳䢲䢳䢲䢳䢲䢶䢵䢴ហᵘᴾႝᐎͨ䢳䢲䢲䢰䢳䢳䢲䢴䢵䢶䢷䢸䢹 䢺 䢻䢴

䢳-1䢵䢶䢷䢸䢹 䢺 䢻䢳䢲䢳䢲䢳䢲䢳䢲䢳䢲᩷ᵘᴾᘙ᩿ͨ䢷‫ر‬ᐏᵉႝᐎ䢳䢲Intensity (a.u.);ĐͿ䢶䢵䢴䢳䢲䢲䢰䢳䢴䢵䢶䢷䢸䢹 䢺 䢻

T (nm )

䢴䢳

䢵䢶䢷䢸

䢹 䢺 䢻

䢳䢲

-1T (nm )ᅗ㸰 2 ḟඖᩓ஘ീ࡜⓶⭵⾲㠃࡟ᑐࡋ࡚ᆶ┤᪉ྥ࡟ᡪᙧᖹᆒࡋࡓ 1 ḟඖᩓ஘ࣉࣟࣇ࢓࢖ࣝࠋࡑࢀࡒࢀࠊ
ᮍฎ⌮⓶⭵ࢩ࣮ࢺࡀ(a, c)ࠊ࣓ࣛࣛ〇๣ࢆሬᕸࡋࡓ⓶⭵ࢩ࣮ࢺࡀ(b, d)ࠋᩓ஘ീ୰ࡢ㯮⥺㒊ศࡣ
PILATUS-2M ࡢ᳨ฟჾ⣲Ꮚࡢ⧅ࡂ┠㸦୙ឤࢠࣕࢵࣉ఩⨨㸧ࠋ(a, c)୰ࡢᮒⰍ▮༳ࡣࠊゅᒙ୰ࡢ⣽⬊㛫⬡㉁ᵓ㐀⏤᮶࡜᥎ᐃࡉࢀࡿࣆ࣮ࢡࠋ(b, d)୰ࡢᮒⰍ▮༳ࡣࠊ࣓ࣛࣛ〇๣ሬ⭷⏤᮶࡜᥎ᐃࡉࢀࡿࣆ
࣮ࢡࠋ(c, d)ࡢỈⰍ▮༳ࡢᣦࡍᩓ஘ࣉࣟࣇ࢓࢖ࣝࡀࠊୖࡢ 2 ḟඖᩓ஘ീ࡟┦ᙜࡍࡿࠋ௒ᚋࡢㄢ㢟㸸௒ᅇࡢ⓶⭵ୖࡢሬ⭷ᵓ㐀ࡢほ ᐇ㦂࡛ࠊ࣐࢖ࢡࣟࣅ࣮࣒ X ⥺ࡢ⾲㠃࠿ࡽ⓶⭵ഃ࡬ࡢ㉮ᰝ᫬࡟ࠊሬ⭷⾲㠃ࢆࣅ࣮࣒ࡀ࠿ࡍࡵࡿ఩⨨࡛ࡣᆶ┤᪉ྥࡢᙉ࠸ࢫࢺ࣮ࣜࢡ≧ࡢᩓ஘ീࡀ㔜␚ࡋࠊ⓶⭵㸦ゅᒙ㸧࡜㔜࡞ࡿ㒊ศ࡛ࡣゅᒙᵓ㐀⏤᮶ࡢࣆ࣮ࢡࡀ㔜␚ࡋࡓࠋࡑࡢࡓࡵࠊ᫂☜࡟࣓ࣛࣛ〇๣ሬ⭷ࡢෆ㒊ᵓ㐀ࡢࡳ࡟⏤᮶ࡋࡓᩓ஘ീࡀᚓࡽࢀࡓ㒊ศࡣ㐃⥆ࡋࡓ↷ᑕ఩⨨ࡢ୰࡛㸯㹼㸱Ⅼ࡛࠶ࡗࡓࠋ10–20ȝm ࡢཌࡳࡢሬ⭷ࡢ୰࡛ࡶ⾲㠃ഃ࡜⓶⭵ഃ࡜࡛ᵓ㐀࡟㐪࠸ࡀ࠶ࡿࡇ࡜ࡶ⪃࠼ࡽࢀࡿࡀࠊࡑࡢ㐪࠸ࢆほ ࡍࡿࡇ࡜ࡣ⌧≧࡛ࡣᅔ㞴࡛࠶ࡿ࡜⪃࠼ࡽࢀࡿࠋ ୍᪉࡛ࠊ௒ᅇࡢᡭἲ࡛⮬↛࡟㏆࠸᮲௳࡛ࡢ⓶⭵ୖሬ⭷ࡢᵓ㐀ゎᯒࡀྍ⬟࡜ุ᫂ࡋࡓࡇ࡜࠿ࡽࠊ௒ᚋࡣࡇࡢᡭἲࢆ⏝࠸࡚〇๣ࡢฎ᪉ࡸሬᕸ᮲௳࡟ࡼࡿሬ⭷ᵓ㐀ࡢ㐪࠸ࢆゎᯒࡋࠊ〇๣ࡢᛶ⬟࡜ࡢ㛵㐃➼ࢆ᳨ウࡋࡓ࠸ࠋཧ⪃ᩥ⊩㸸[1] ஂ⡿༟ᚿ ௚㸪SPring-8 ฼⏝◊✲ᡂᯝ㞟, 5, 260 (2017)㸦2015B1638㸧
[2] ஂ⡿༟ᚿ ௚㸪SPring-8 ฼⏝◊✲ᡂᯝ㞟, 7, 297 (2019)㸦2016A1753㸧
[3] బ㔝཭ᙪ ௚㸪᪥ᮏ⭷Ꮫ఍ㄅࠕ⭷ࠖ31㸦5㸧
㸪284㸦2006㸧
[4] J. Doucet et al., -RXUQDORI/LSLG5HVHDUFK 55, 2380 (2014)

䠉㻞㻣㻟䠉SPring-8/SACLA ฼⏝◊✲ᡂᯝ㞟(Received: February 27, 2018; Early edition: April 10, 2019;
Accepted: July 16, 2019; Published: August 29, 2019)䠉㻞㻣㻠䠉Section B