෺ཧ‫ࣨڭ‬೥࣍ใࠂॻ
ฏ੒̎̕೥౓

̎̌̍̔೥݄̏
‫۝‬भେֶେֶӃཧֶ‫ڀݚ‬Ӄ෺ཧֶ෦໳

࣮‫֩ݧ‬෺ཧ‫ߏࣨڀݚ‬੒һ৿ాߒհ ‫ڭ‬तए‫ڱ‬ஐ࢚ ।‫ڭ‬तࣉ੢ߴ ।‫ڭ‬तࡔ‫ޱ‬૱ࢤ ।‫ڭ‬त౻ా‫܇‬༟ ॿ‫ڭ‬‫ؠ‬ଜཾయ ٕज़৬һ!! େֶӃ ത࢜՝ఔ ""ాதହ‫و‬!! େֶӃ म࢜՝ఔ ""্໺‫ل۽‬

Ԭ঵ฏఉ੉‫ོڿ‬

ޫԬॣೖ෦߂ଠ࿠େ৓‫ٱ‬య

‫ޙ‬౻लฌ

ਅ෦݈ଠີຊී࣏ᜊ౻‫෉ھ‬٢ాֲ࣏!! ֶ෦ ଔ‫ڀݚۀ‬ੜ ""നࡔ࿨໵ழ໺‫ݩ‬େथࡔҪलॆ຤઒‫ܚ‬ӳ

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ࡔ౦‫ޔܚ‬ਆ‫ཾݪ‬ฏҐ༐ຏ୲౰त‫ۀ‬
࣮‫֩ݧ‬෺ཧֶʢ৿ాߒհɾࣉ੢ߴʣɺ෺ཧֶθϛφʔϧʢ৿ాߒհɾࣉ੢ߴʣɺ෺ཧ
ֶೖ໳ʢ৿ాߒհʣɺྗֶɾಉԋश (ए‫ڱ‬ஐ࢚)ɺ‫֩ࢠݪ‬෺ཧֶ (ए‫ڱ‬ஐ࢚)ɺ෺ཧֶ֓࿦

A(ࣉ੢ߴ)ɺ‫֩ࢠݪ‬ɾߴΤωϧΪʔ࣮‫ࣉ( ֶݧ‬੢ߴ)ɺ࠷ઌ୺෺ཧֶ (ࣉ੢ߴɾ౻ా‫܇‬༟)ɺ
෺ཧֶ૯߹࣮‫ݧ‬ʢ౻ా‫܇‬༟ɺࡔ‫ޱ‬૱ࢤʣɺ෺ཧֶೖ໳ IIʢࡔ‫ޱ‬૱ࢤʣ‫ڀݚ‬ɾ‫ڭ‬ҭ໨ඪͱ੒Ռ
௒ॏ‫ݩ‬ૉͷ߹੒‫ా( ڀݚ‬தହ‫و‬ɺఉ੉‫ོڿ‬ɺޫԬॣɺฏ໺߶ɺᜊ౻‫෉ھ‬ɺࡔ౦‫ޔܚ‬ɺਅ෦݈ଠɺ౻ా‫܇‬༟ɺ৿ాߒհ)ཧ‫ݚ‬ਔՊՃ଎‫ڀݚث‬ηϯλʔʹ͓͍ͯ৽‫ݩ‬ૉ୳ࡧ࣮‫͕ݧ‬ਐߦதͰɺ͜Ε·Ͱʹ 51 V(Z =23) ϏʔϜͱ 248 Cm(Z = 96) ඪతΛ༻͍ͨ‫ࢠݪ‬൪߸ 119 ൪ͷ‫ݩ‬ૉ߹੒࣮‫ߦ͕ݧ‬ΘΕ͍ͯΔɻ൓Ԡ֬཰͸ 10 fb ఔ౓ͱ͍͏‫ۃ‬খͷ஋͕༧૝͞Ε͓ͯΓɺେ‫౓ڧ‬ϏʔϜ΍ɺͦΕʹ଱͑Δ͜ͱͷग़དྷΔඪతͷ։ൃ͕ߦΘΕ͍ͯΔɻ‫ࡏݱ‬ɺՃ଎‫ث‬ͷΞοϓσʔτͷͨΊʹɺ࣭ྔ෼཭૷ஔ GARIS-II Λ‫ؚ‬Ή࣮‫૷ݧ‬ஔҰࣜΛϦϯάαΠΫϩτϩϯࢪઃʹҠઃ39ͨ͠ɻͦͷ‫ޙ‬ɺίϛογϣχϯά࣮‫ ͯ͠ͱݧ‬51 V ϏʔϜͱ 139 La, 208 Pb ඪతΛ༻͍ͨɺ

Hg(80 ൪‫ݩ‬ૉ) ΍ Db(105 ൪‫ݩ‬ૉ) ͷ߹੒࣮‫ݧ‬Λߦ͍ɺGARIS-II ͷ࠷దԽ΍‫ݕ‬ग़‫ث‬ͷੑೳධՁͳͲΛߦͬͨɻDb ߹੒࣮‫͍͓ͯʹݧ‬͸ɺΞϧϑΝ่յΛ௿όοΫάϥ΢ϯυͰ
ଌఆ͢Δख๏ͱͯ͠΢Οϯυ΢σΟεΫϦϛωʔλΛ༻͍ͨϏʔϜ ON/OFF ๏ͷ։ൃΛߦͬͨɻੜ੒ͨ͠௒ॏ͕֩‫ݕ‬ग़‫ʹث‬ೖࣹͨ͠ॠؒʹϏʔϜΛ OFF ʹ͢ΔγεςϜΛ
ߏங͠ɺ͜ΕʹΑͬͯɺΞϧϑΝ่յଌఆʹΑΔ֩छಉఆΛߴਫ਼౓Ͱߦ͏͜ͱ͕ग़དྷ
ΔΑ͏ʹͳͬͨɻDb ੜ੒࣮‫͍͓ͯʹݧ‬͸ੜ੒அ໘ੵͱण໋Λߴ֬౓Ͱܾఆ͢Δ͜ͱʹ੒ޭͨ͠ɻίϛογϣχϯά࣮‫ޙݧ‬͸ 119 ൪‫ݩ‬ૉͷ߹੒࣮‫͕ݧ‬ਐߦதͰ͋Δɻ௒ॏ‫ݩ‬ૉ͔Βͷ X ઢଌఆ (ఉ੉‫ོڿ‬ɺޫԬॣɺฏ໺߶ɺ౻ా‫܇‬༟ɺ৿ాߒհ)118 ൪ɺ119 ൪‫ݩ‬ૉΛ͸͡Ίͱ͢Δ௒ॏ‫ݩ‬ૉͷ୳ࡧ࣮‫͍͓ͯʹݧ‬͸ɺैདྷͷΞϧϑΝ่յ‫ྻܥ‬Λଌఆ͢Δख๏Ҏ֎ͷ֩छಉఆ๏͕‫ٻ‬ΊΒΕ͍ͯΔɻͦͷͨΊɺΞϧϑΝ่յʹՃ͑ͯಛੑ X ઢଌఆΛଌఆ͢Δ͜ͱʹΑͬͯ‫ࢠݪ‬൪߸Λ௚઀ಉఆ͢ΔͨΊͷ૷ஔ։ൃΛߦͬͨɻX ઢ‫ݕ‬ग़‫ͯ͠ͱث‬͸ೖࣹ૭͕ബ͍୸ૉບͰߏ੒͞ΕΔ Ge ‫ݕ‬ग़‫ث‬Λ༻͍ͯɺ৽ͨʹઃ‫ͨ͠ܭ‬γϦίϯ‫ݕ‬ग़‫ͱث‬૊Έ߹ΘͤΔ͜ͱͰɺΞϧϑΝઢͱ X ઢ (+ΨϯϚઢ) ͷಉ࣌ଌఆ͕ߦ͑Δ‫ݕ‬ग़‫ܥث‬Λ੍࡞ͨ͠ɻͦͷ‫ޙ‬ɺ։ൃͨ͠‫ݕ‬ग़‫ث‬ͷੑೳධՁͱ
ͯ͠ɺཧ‫ݚ‬ϦϯάαΠΫϩτϩϯΛ༻͍ͯɺ51 V + 139 La, 51 V + 208 Pb ൓ԠΛ༻͍ͨ Hg,

Db ͷੜ੒࣮‫ݧ‬Λߦͬͨɻੜ੒ͨ͠ॏΠΦϯ͸൓௓෼཭૷ஔ GARIS-II Λ௨ͬͨ‫ޙ‬ɺ‫ݕ‬ग़‫ʹܥث‬ೖࣹ͞Εͨɻ185 Hg ͔ΒͷΞϧϑΝઢͱ X ઢ (+ΨϯϚઢ) ͱͷಉ࣌ଌఆσʔλΛಘΔ͜ͱʹ੒ޭ͠ɺ່֩ͷྭ‫ى‬ঢ়ଶ͔Βͷಛੑ X ઢ͕ਖ਼͘͠‫؍‬ଌͰ͖͍ͯΔ͜ͱ
͕֬ೝͰ͖ͨɻ205 Db ʹؔͯ͠΋ಉ࣌ଌఆσʔλͷऔಘʹ੒ޭ͓ͯ͠Γɺ‫ࡏݱ‬ղੳதͰ
͋Δɻ͜ΕʹΑͬͯɺGARIS-II Λ༻͍ͨ௒ॏ‫ݩ‬ૉ࣮‫͍͓ͯʹݧ‬ɺ‫ࢠݪ‬൪߸ͷ௚઀ଌఆ΍֩෼ޫֶతͳղੳ͕Մೳͱͳͬͨɻ
ϒϥοάΧʔϒ‫ݕ‬ग़‫ث‬Λ༻͍ͨ௒ॏ‫ݩ‬ૉͷ֩छಉఆ (ᜊ౻‫෉ھ‬ɺࡔ౦‫ޔܚ‬ɺਅ෦݈ଠɺ
౻ా‫܇‬༟ɺ৿ాߒհ)ैདྷͷ৽‫ݩ‬ૉ୳ࡧʹ͓͚Δ‫ࢠݪ‬൪߸ͷಉఆʹ͸ɺΞϧϑΝ่յͷ‫ྻܥ‬Λ‫ط‬஌֩·ͰͨͲΔͱ͍͏ؒ઀తͳଌఆख๏͕༻͍ΒΕ͖͕ͯͨɺ࠷ۙͷ 119, 120 ൪‫ݩ‬ૉͷ࣮‫͓ʹݧ‬͍ͯ͸ɺ‫ࢠݪ‬൪߸Λ௚઀ଌఆ͢Δख๏͕‫ٻ‬ΊΒΕ͍ͯΔɻͦ͜Ͱɺ119, 120 ൪‫ݩ‬ૉͷΑ͏ͳੜ੒அ໘ੵ͕ඇৗʹখ͘͞ɺ͔ͭϛϦඵҎԼͷण໋ͱ༧ଌ͞ΕΔ֩ʹରͯ͠΋ଌఆՄೳͳख๏ͱͯ͠ɺϒϥοάΧʔϒଌఆʹΑΔ‫ࢠݪ‬൪߸ͷ௚઀ଌఆΛ໨ࢦ͠ɺΠΦϯνΣϯόʔΛϕʔεʹ‫ݕ‬ग़‫ث‬Λ։ൃͨ͠ɻ௒ॏ‫ݩ‬ૉ࣮‫Ͱݧ‬ଌఆ͞ΕΔ༧ఆͷ֩ࢠ͋ͨΓ 0.2 MeV ఔ౓ͷΠΦϯͰ͸ϒϥοάϐʔΫΛ࡞Βͳ͍͜ͱ͕༧૝͞Ε͍ͯΔͨ
ΊɺFADC Λ༻͍ͨσδλϧ৴߸ղੳʹΑͬͯϒϥοάΧʔϒશମͷ‫ܗ‬ঢ়Ͱ֩छͷࣝผΛߦ͏͜ͱΛՄೳͱͨ͠ɻα ઢ‫ݯ‬Λ࢖ͬͨςετଌఆͷ‫ޙ‬ɺ‫۝‬େλϯσϜՃ଎‫͔ث‬40Β‫͞څڙ‬ΕΔॏΠΦϯϏʔϜΛ༻͍ͨੑೳධՁΛߦͬͨɻ12 C, 16 O ϏʔϜΛ༻͍࣮ͨ‫Ͱݧ‬͸ 1.2 MeV/u ఔ౓ͷ௿ΤωϧΪʔྖҬʹ͓͍ͯ΋े෼ͳΤωϧΪʔ෼ղೳͱ‫ࢠݪ‬൪߸ͷࣝผೳྗΛ͍࣋ͬͯΔ͜ͱ͕֬ೝ͞Εͨɻࠓ‫ޙ‬͸ 127 I ϏʔϜ౳ͷΑΓ࣭ྔͷॏ͍֩Ͱ΋‫ࢠݪ‬൪߸ΛࣝผͰ͖Δ͔Ͳ͏͔ͷςετΛਐΊͯΏ͘‫ܭ‬ըͰ͋Δɻ௒ॏ‫ݩ‬ૉ֩ͷ࣭ྔଌఆ (ఉ੉‫)ོڿ‬কདྷͷ৽‫ݩ‬ૉ߹੒Ͱ͸ɺैདྷͷ่յ࿈࠯΍ަࠩ൓Ԡ๏Ͱ͸߹੒ͨ֩͠ͷࣝผ͕ෆՄೳ
ʹͳΔͱ༧૝͞Εɺ‫֩ࢠݪ‬ͷ Z ΍ A Λ௚઀ଌఆ͢Δํ๏͕‫ٻ‬ΊΒΕ͍ͯΔɻ‫֩ࢠݪ‬ͷ࣭ྔ͸֩छ‫ݻ‬༗ͷ෺ཧྔͰ͋ΔͨΊɺਫ਼ີͳ࣭ྔଌఆΛߦ͏͜ͱʹΑͬͯ֩छΛҰҙʹࣝผ͢Δ͜ͱ͕ՄೳͱͳΔɻཧԽֶ‫Ͱॴڀݚ‬͸‫ؾ‬ମॆర‫ܕ‬൓௓෼཭૷ஔ GARIS-II ͱଟॏ൓ࣹ‫ܕ‬ඈߦ࣌ؒଌఆ࣭ࣜྔ෼ޫ‫ ث‬MRTOF Λ༻͍ͨ୯ण໋֩ͷਫ਼ີ࣭ྔଌఆΛߦ͓ͬͯΓɺࡢ೥౓͸ Md(Z = 101) ΍ No(Z = 102) Λ͸͡Ίͱͨ͠ 80 ֩छ͋·Γͷ௚઀࣭ྔଌఆʹ੒ޭͨ͠ɻຊ೥౓͸কདྷͷ࣭ྔଌఆ࣮‫͚ͨ޲΁ݧ‬த֩‫ݕ‬ग़‫ͯ͠ͱث‬ɺ‫֩ࢠݪ‬ͷਫ਼ີ࣭ྔͱ่յಛੑ (ΤωϧΪʔ/൒‫ )ظݮ‬Λ૬ؔଌఆͰ͖Δ α-ToF ‫ݕ‬ग़‫ث‬Λ։ൃͨ͠ɻα-ToF ͸‫ط‬ଘͷΠΦϯ‫ݕ‬ग़‫่ʹث‬յΤωϧΪʔ‫ݕ‬ग़༻ͷ Si ൒ಋମΛຒΊ͜Μͩ΋ͷͰ͋ΔɻߴిѹͷҹՃ͞Εͨ‫ݕ‬ग़‫͔ث‬Βͷ৴߸Λޫ௨৴ʹΑͬͯ఻ୡɾॲཧ͢Δઐ༻ճ࿏ͷઃ‫ͼٴܭ‬։ൃΛߦͬͨɻΦϑϥΠϯςετʹΑΓɺΤωϧΪʔ෼ղೳ 141 ± 0.9

keV ͓Αͼ࣌ؒ෼ղೳ 251.5 ± 6.8 ps ͱ͍͏஋͕ಘΒΕɺॏΠΦϯͷඈߦ࣌ؒͱΤωϧΪʔͷ૬ؔଌఆͷ࣮‫ݱ‬Մೳੑɺ‫ͼٴ‬௒ॏ֩ͷ࣭ྔଌఆ࣮‫ݧ‬ͷͨΊͷे෼ͳੑೳΛ࣮ূ

͢Δ͜ͱʹ੒ޭͨ͠ɻα-ToF ͸ɺࠓ‫ޙ‬ͷ MRTOF Λ༻͍࣭ͨྔଌఆ࣮‫͍͓ͯʹݧ‬த֩త໾ׂΛՌͨ͢͜ͱ͕‫ظ‬଴͞ΕΔɻ
ཅࢠϊοΫΞ΢τ ("p, 2p) ൓ԠΛ༻͍ͨ‫֩ࢠݪ‬ͷ෼ޫֶత‫( ڀݚ‬େ৓‫ٱ‬యɺ‫ޙ‬౻लฌɺີ
ຊ࣏৾ɺࡔ‫ޱ‬૱ࢤɺए‫ڱ‬ஐ࢚)ۙ೥ͷෆ҆ఆ֩ͷ‫ʹڀݚ‬Αͬͯதੑࢠա৒֩Ͱ͸ຐ๏਺͕҆ఆ֩ͱ͸ҟͳ͍ͬͯΔ͜ͱ͕‫͍ͩ͞ݟ‬Εɺͦͷ‫ݪ‬Ҽͷͻͱͭͱͯ͠ςϯιϧྗͷಇ͖͕ఏএ͞Ε͍ͯΔɻզʑ͸

Ca ಉҐମΛର৅ͱͯ͠ɺεϐϯ‫ي‬ಓ (LS) ෼཭ΤωϧΪʔͷಉҐମґଘੑ͔Βςϯιϧ
ྗͷಇ͖Λௐ΂Δ͜ͱΛ໨ࢦ͍ͯ͠Δɻ۩ମతʹ͸ɺJ> = # + 1/2 ঢ়ଶͱ j< = # − 1/2ঢ়ଶͷ෼ޫֶతҼࢠͱྭ‫ى‬ΤωϧΪʔΛਫ਼౓ྑ͘‫ٻ‬Ίɺ෼ޫֶతҼࢠͰՙॏฏ‫ۉ‬Λͱͬͨॏ৺ΤωϧΪʔ͔Β෼཭ΤωϧΪʔΛ‫ٻ‬ΊΔɻ࣮‫ݧ‬͸ɺେࡕେֶ֩෺ཧ‫ڀݚ‬ηϯλʔ(RCNP) ʹ͓͍ͯ 197 MeV ͷภ‫ۃ‬ཅࢠϏʔϜΛ༻͍ͨ֩಺ཅࢠϊοΫΞ΢τ ("p, 2p) ൓ԠͷଌఆΛߦͬͨɻࠓճ͸ 40 Ca ʹରͯ͠ɺྭ‫ى‬ΤωϧΪʔ 20 MeV ఔ౓·ͰɺӡಈྔҠߦͰ 200 MeV/c ఔ౓·Ͱͷσʔλऩूʹ੒ޭͨ͠ɻΤωϧΪʔ෼ղೳͰ 200 keV ఔ౓Λୡ੒͠ɺ࢒ཹ֩Ͱ͋Δ 39 K ͷ௿ྭ‫ى‬ঢ়ଶʹରͯ͠ɺ(e, e! p) ൓ԠͰใࠂ͞Ε͍ͯΔ
ঢ়ଶ΍෼ޫֶతҼࢠͱແໃ६ͳ݁Ռ͕ಘΒΕ͍ͯΔɻࠓ‫ޙ‬͸ɺߋʹߴྭ‫ى‬ঢ়ଶͷղੳ41ΛਐΊɺଟॏ‫ۃ‬ల։ͷख๏Λ૊Έ߹ΘͤΔࣄͰɺ࿈ଓঢ়ଶΛ‫ؚ‬Ίͯ෼ޫֶతҼࢠΛܾఆ͠ɺ෼཭ΤωϧΪʔΛਫ਼౓ྑܾ͘ΊΔͱ‫ʹڞ‬ɺଞͷಉҐମ΁ͷଌఆΛਐΊΔɻඈߦ࣌ؒଌఆ๏Λ༻͍ͨ (3 He, n) ൓ԠଌఆʹΑΔ 3 He ෼ղ൓Ԡͷ‫( ڀݚ‬ழ໺‫ݩ‬େथɺּ‫ݪ‬൲ಸɺฏҐ༐ຏɺࡔ‫ޱ‬૱ࢤɺए‫ڱ‬ஐ࢚)
3

He ෼ղ൓Ԡͷੑ࣭΍ɺ3 He ಺෦ͷதੑࢠͷӡಈྔ෼෍Λཧղ͢Δ͜ͱΛ໨తͱͯ͠ɺ

(3 He, n) ൓ԠଌఆΛߦͬͨɻ࣮‫ݧ‬͸ɺେࡕେֶ֩෺ཧ‫ڀݚ‬ηϯλʔ (RCNP) ͷதੑࢠ࣮‫ͨͬͳߦͯʹࣨݧ‬ɻnat C–197 Au ͷ 6 ඪతʹ 86.6 MeV ͷ 3 He ϏʔϜΛরࣹ͠ɺ(3 He, n)൓ԠʹΑΓ์ग़͞ΕͨதੑࢠͷΤωϧΪʔΛɺඈߦ࣌ؒଌఆ๏ (TOF ๏) ʹΑΓ‫ٻ‬Ίɺ

(3 He, n) ൓Ԡͷೋॏඍ෼அ໘ੵΛଌఆͨ͠ɻ3 He ෼ղ൓Ԡͷ࣭ྔ਺ґଘੑʹؔͯ͠͸ɺϐʔΫஅ໘ੵ͕࣭ྔ਺ A ͷ͓Αͦ A1.5/3 ʹൺྫ͢Δ݁Ռ͕ಘΒͨɻ͜ͷࣄ͸ɺ3 He ͔Β෼ղͨ͠தੑࢠͷҰ෦͕ඪతʹ‫ٵ‬ऩ͞ΕΔ͜ͱΛ͍ࣔࠦͯ͠Δɻ·ͨɺϐʔΫΤωϧΪʔʹ͍ͭͯ͸ɺ‫ݩ‬ͷ 3 He ϏʔϜͷ໿ 1/3 ʹͳΓɺͦͷऑ͍࣭ྔ਺ґଘੑ͸ɺΫʔϩϯ৔ͷӨ‫ʹڹ‬ΑΓఆੑతʹઆ໌ՄೳͰ͋Δͱͷ஌‫ݟ‬Λಘͨɻ͞ΒʹɺϐʔΫͷ൒஋෯ʹ͍ͭͯ͸ɺϑΣϧϛΨε໛‫͔ܕ‬Β‫ظ‬଴͞ΕΔ 3 He ಺෦ͷதੑࢠӡಈྔ෼෍͔Βͷ‫د‬༩Ͱઆ໌ग़དྷΔࣄ͕͔֬ΊΒΕͨɻ

RI ϏʔϜ࣮‫ݧ‬ͷͨΊͷ൓௓ཅࢠ‫ݕ‬ग़‫ܥث‬ͷ։ൃ (Ԭ঵ฏɺ্໺‫ل۽‬ɺࣉ੢ߴ)RI ϏʔϜΛ༻͍ͨ‫ٯ‬ӡಈֶ࣮‫͚͓ʹݧ‬Δ൓௓ཅࢠ‫ݕ‬ग़‫ͯؔ͠ʹܥث‬ɺҎԼͷ̎ͭͷ։ൃʹऔΓ૊Μͩɻ1) λϯσϜՃ଎‫ʹث‬ΑΔ֩ࢠ͋ͨΓ 2.33 MeV ͷ 12 C ϏʔϜΛཅࢠඪత (ϙϦΤνϨϯ) ʹরࣹ͠ɺ‫ٯ‬ӡಈֶཅࢠ‫ڞ‬໐ࢄཚͷࢼ‫ݧ‬ଌఆΛߦͬͨɻ൓௓ཅࢠͷଌఆʹ͸༗‫ײ‬໘ੵ 24 × 24 mm2 , Ұ૚໨ͷް͞໿ 48 µm, ೋ૚໨ͷް͞໿ 1500 µm ͷ ∆E-E ‫ܕ‬γϦίϯ൒ಋମ‫ݕ‬ग़‫ث‬ςϨείʔϓΛ༻͍ͨɻ‫ط‬஌ͷ 12 C+p ‫ڞ‬໐εϖΫτϧΛղੳ͢Δ͜ͱʹΑΓɺ‫ݕ‬ग़‫ܥث‬ͷ෼ղೳΛධՁ͢Δ͜ͱ͕Ͱ͖ͨɻ·ͨɺղੳʹ࢖༻͢ΔΤωϧΪʔ્ࢭೳͷ‫͍༻ʹࢉܭ‬Δ SRIM ίʔυͷ‫ڞ͕ࠩޡ‬໐ΤωϧΪʔܾఆͷࡍͷେ͖ͳ‫ܥ‬౷‫ͳʹࠩޡ‬Γ͏Δ͜ͱ͕ࣔ͞Εͨɻ2) খ‫( ܕ‬5.5 × 5.5 × 5.5 mm3 ) ͷ CsI(Tl) γϯνϨʔλʔ୯ମͰͷཅࢠࣝผͷࢼ‫ݧ‬ΛߦͬͨɻγϯνϨʔγϣϯޫ‫ݕ‬ग़‫ ͍ͨ༻ͯ͠ͱث‬SiPM ͷ৴߸೾‫ܗ‬ΛσδλϧΦγϩ
είʔϓʹΑΓҰΠϕϯτ͝ͱʹಡΈऔΓ૯ൃޫྔ͔ΒΤωϧΪʔΛɺૣ͍੒෼ͱ஗
͍੒෼ͷ‫౓ڧ‬ൺ͔ΒཻࢠࣝผΛߦͬͨɻཅࢠΤωϧΪʔ 3 ʙ 12 MeV ͷൣғͰɺཅࢠͱॏཅࢠͷࣝผ͕े෼ՄೳͰ͋Δ͜ͱ͕֬ೝͰ͖ͨɻSiPM ಡΈग़͠ճ࿏ͱͯ͠৽ͨʹτϥϯεΠϯϐʔμϯεΞϯϓΛ࡞੒ͨ͠ɻ
λϯσϜՃ଎‫͚͓ʹث‬Δྭ‫਺ؔى‬ଌఆ‫ܥ‬ͷ։ൃ (ࣉ੢ߴ)

42λϯσϜՃ଎‫ڞ͍͓ͯʹث‬໐൓Ԡͷྭ‫਺ؔى‬Λޮ཰Α͘ߴਫ਼౓Ͱଌఆ͢ΔͨΊʹϏʔϜϥΠϯ͓Αͼ੍‫ܥޚ‬ͷ੔උΛߦ͍ͬͯΔɻ౰໘૝ఆ͍ͯ͠Δଌఆର৅͸ɺม‫ڞܗ‬ଘ֩ͱͯ͠஌ΒΕΔ 118 Sn ͷཅࢠ‫ڞ‬໐஄ੑɾඇ஄ੑࢄཚͰ͋Δɻຊ೥౓͸ɺ·ͣ‫ݱ‬ঢ়ͷϏʔϜϥΠϯ͓Αͼ੍‫ܥޚ‬ͷ໰୊఺Λ೺Ѳ͢ΔͨΊɺ118 Sn+p ‫ڞ‬໐ࢄཚͷྭ‫਺ؔى‬Λ 7 ͔
Β 10 MeV ͷൣғͰେ·͔ʹଌఆ͢Δςετ࣮‫ݧ‬Λߦͬͨɻλʔϛφϧిѹ͓Αͼ෼ੳి࣓ੴͷઃఆਫ਼౓޲্ɺεϦοτ‫ܥ‬ͷ੔උɺ֤छి‫ݯ‬ͷ҆ఆԽ౳ͷରࡦ͕ඞཁͰ͋
Δ͜ͱ͕Θ͔ͬͨɻ࣍೥౓ʹ͜ΕΒΛߦ͏༧ఆͰ͋Δɻෆ҆ఆ֩ 6 He–ཅࢠؒͷεϐϯ‫ي‬ಓ૬‫༻࡞ޓ‬ͷ‫ޱࡔ( ڀݚ‬૱ࢤ)ຊ೥౓͸ɺ2016 ೥౓ʹཧ‫ ݚ‬RIBF Ͱߦͬͨ 6 He–ภ‫ۃ‬ཅࢠ஄ੑࢄཚ࣮‫ݧ‬ͷσʔλղੳ‫ٴ‬ͼཧ࿦ղऍΛਐΊͨɻऔಘͨ͠ඍ෼ࢄཚஅ໘ੵσʔλ͸ɺ‫ط‬ଘͷͲͷσʔλΑΓ΋ߴ͍ӡಈྔҠߦྖҬͰ͋Δ 1.7–2.8 fm−1 ΛΧόʔ͓ͯ͠Γɺ6 He ֩ͷ಺෦ྖҬʹ͓͚Δີ
౓෼෍Λ൓ө͍ͯ͠Δͱ‫ظ‬଴͞ΕΔɻ૬ର࿦తΠϯύϧεۙࣅʹΑΔղੳʹΑΓɺಘΒΕͨσʔλͷɺϋϩʔதੑࢠ෼෍൒‫ͼٴܘ‬ίΞ෼෍൒‫ʹܘ‬ର͢Δ‫౓ײ‬ΛධՁͨ͠ͱ
͜Ζɺ‫ऀޙ‬͸લऀͷ 15 ഒͱߴ͘ɺߴӡಈྔҠߦཅࢠ஄ੑࢄཚ͕಺෦ྖҬͷີ౓෼෍ʹ
ର͢Δྑ͍ϓϩʔϒͱͳΓ͏Δ͜ͱΛ֬ೝͨ͠ɻ·ͨɺ6 He ಺෦ྖҬͷதੑࢠ෼෍ͱ͠
ͯɺཅࢠ෼෍ͱಉҰͷ෼෍ΛԾఆͨ͠΋ͷ͕σʔλΛΑ͘࠶‫͢ݱ‬Δ͜ͱ͔Βɺ6 He ಺෦ʹ α ίΞ͕ଘࡏ͢Δͱ͍͏༧૝ͱໃ६͠ͳ͍݁ՌΛಘͨɻ͞ΒʹɺಘΒΕͨཅࢠ෼෍
൒‫ܘ‬͸ɺϨʔβʔ֩෼ޫʹΑΔ‫ط‬ଘͷଌఆ݁Ռͱ‫ࠩޡ‬ͷൣғͰҰக͢Δ஋ͱͳΓɺߴӡಈྔҠߦྖҬͷཅࢠ஄ੑࢄཚΛ༻͍ͨ֩಺෦ͷີ౓෼෍ಋग़๏ͷཱ֬ʹେ͖͘‫د‬༩͢Δ݁ՌΛಘͨɻ্‫ه‬ͷ಺༰Λ౤ߘ࿦จͱͯ͠ൃදͨ͠ɻϕΫτϧภ‫ۃ‬෼ղೳͷσʔλղੳ΋ਐΊ͍ͯΔɻൃද࿦จ!! ‫ݪ‬ஶ࿦จ ""Determination of Fusion Barrier Distributions from Quasielastic Scattering Cross Sections towards Superheavy Nuclei Synthesis:
T. Tanaka, Y. Narikiyo, K. Morita, K. Fujita, D. Kaji, K. Morimoto, S. Yamaki, Y.
Wakabayashi, K. Tanaka, M. Takeyama, A. Yoneda, H. Haba, Y. Komori, S. Yanou,
B.J. Gall, Z. Asfari, H. Faure, H. Hasebe, M. Huang, J. Kanaya, M. Murakami, A.
Yoshida, T. Yamaguchi, F. Tokanai, T. Yoshida, S. Yamamoto, Y. Yamano, K. Watanabe, S. Ishizawa, M. Asai, R. Aono, S. Goto, K. Katori, and K. Hagino,
J. Phys. Soc. Jpn 87, 014201 (2018).

43

˞ Papers of Editors’ Choice, Journal of the Physical Society of Japan, December 14th,

2017 ʹબग़Proton-induced knockout reactions with polarized and unpolarized beams:
T. Wakasa, K. Ogata, and T. Noro.
Prog. Part. Nucl. Phys. 96, 32 (2017).
First measurement of 30 S + α resonant elastic scattering for the 30 S(α,p) reaction rate:
D. Kahl, H. Yamaguchi, S. Kubono, A.A. Chen, A. Parikh, D.N. Binh, J. Chen,
S. Cherubini, N.N. Duy, T. Hashimoto, S. Hayakawa, N. Iwasa, H.S. Jung, S. Kato,
Y.K. Kwon, S. Nishimura, S. Ota, K. Setoodehnia, T. Teranishi, H. Tokieda, T. Yamada, C.C. Yun, L.Y. Zhang,Phys. Rev. C 97, 015802 (2018).
GARIS-II+MRTOF Λ༻͍ͨ୹ण໋֩ਫ਼ີ࣭ྔ෼ੳ:ఉ੉‫ོڿ‬ɺ࿨ాಓ࣏ɺP. Schuryɺҏ౻༝ଠɺ໦ଜ૑େɺM. RosenbuschɺՃ࣏େ࠸ɺ৿
ຊ޾࢘ɺӋ৔޺ޫɺࢁ໦͞΍͔ɺాதହ‫و‬ɺ৿ాߒհɺߴๆѪࢠɺ‫ٶ‬෢޺໵ɺฏࢁլ
Ұɺ౉ล༟ɺJ. Y. MOONɺ޲Ҫ΋΋ɺH. Wollnik,์ࣹԽֶ ୈ 37 ߸ 2018 ೥ 3 ݄

Proton elastic scattering at 200 A MeV and high momentum transfers of 1.7–2.7 fm−1
as a probe of the nuclear matter density of 6 He:
S. Chebotaryov, S. Sakaguchi, T. Uesaka, T. Akieda, Y. Ando, M. Assie, D. Beaumel,
N. Chiga, M. Dozono, A. Galindo-Uribarri, B. Heffron, A. Hirayama, T. Isobe, K. Kaki,
S. Kawase, W. Kim, T. Kobayashi, H. Kon, Y. Kondo, Y. Kubota, S. Leblond, H. Lee,
T. Lokotko, Y. Maeda, Y. Matsuda, K. Miki, E. Milman, T. Motobayashi, T. Mukai,
S. Nakai, T. Nakamura, A. Ni, T. Noro, S. Ota, H. Otsu, T. Ozaki, V. Panin, S. Park,
A. Saito, H. Sakai, M. Sasano, H. Sato, K. Sekiguchi, Y. Shimizu, I. Stefan, L. Stuhl,
M. Takaki, K. Taniue, K. Tateishi, S. Terashima, Y. Togano, T. Tomai, Y. Wada, T.
Wakasa, T. Wakui, A. Watanabe, H. Yamada, Zh. Yang, M. Yasuda, J. Yasuda, K.
Yoneda, J. Zenihiro,
Prog. Theor. Exp. Phys. 2018, 053D01 (2018).
Exclusive quasi-free proton knockout from oxygen isotopes at intermediate energies:
S. Kawase, T. Uesaka, Tsz Leung Tang, D. Beaumel, M. Dozono, T. Fukunaga, T. Fujii,
44

N. Fukuda, A. Galindo-Uribarri, S. Hwang, N. Inabe, T. Kawabata, T. Kawahara, W.
Kim, K. Kisamori, M. Kobayashi, T. Kubo, Y. Kubota, K. Kusaka, C. Lee, Y. Maeda,
H. Matsubara, S. Michimasa, H. Miya, T. Noro, Y. Nozawa, A. Obertelli, K. Ogata, S.
Ota, E. Padilla-Rodal, S. Sakaguchi, H. Sakai, M. Sasano, S. Shimoura, S. Stepanyan,
H. Suzuki, T. Suzuki, M. Takaki, H. Takeda, A. Tamii, H. Tokieda, T. Wakasa, T.
Wakui, K. Yako, J. Yasuda, Y. Yanagisawa, R. Yokoyama, K. Yoshida, K. Yoshida,
and J. Zenihiro,
Prog. Theor. Exp. Phys. 2018, 021D01 (2018).
Systematic analysis of inelastic alpha scattering off self-conjugate A = 4n nuclei:
S. Adachi, T. Kawabata, K. Minomo, T. Kadoya, N. Yokota, H. Akimune, T. Baba, H.
Fujimura, M. Fujiwara,, Y. Funaki, T. Furuno, T. Hashimoto, K. Hatanaka, K. Inaba,
Y. Ishii, M. Itoh, C. Iwamoto, K. Kawase, Y. Maeda, H. Matsubara, Y. Matsuda, H.
Matsuno, T. Morimoto, H. Morita, M. Murata, T. Nanamura, I. Ou, S. Sakaguchi, Y.
Sasamoto, R. Sawada, Y. Shimizu, K. Suda, A. Tamii, Y. Tameshige, M. Tsumura, M.
Uchida, T. Uesaka, H. P. Yoshida, and S. Yoshida,Phys. Rev. C 97, 014601 (2018).
Complete set of deuteron analyzing powers from dp elastic scattering at 190 MeV/nucleon:
K. Sekiguchi, H. Witala, T. Akieda, D. Eto, H. Kon, Y. Wada, A. Watanabe, S. Chebotaryov, M. Dozono, J. Golak, H. Kamada, S. Kawakami, Y. Kubota, Y. Maeda, K.
Miki, E. Milman, A. Ohkura, H. Sakai, S. Sakaguchi, N. Sakamoto, M. Sasano, Y.
Shindo, R. Skibinski, H. Suzuki, M. Tabata, T. Uesaka, T. Wakasa, K. Yako, T. Yamamoto, Y. Yanagisawa, and J. Yasuda,
Phys. Rev. C 96, 064001 (2017).
Neutron production cross sections for (d, n) reactions at 55 MeV:
T. Wakasa, S. Goto, M. Matsuno, S. Mitsumoto, T. Okada, H. Oshiro, and S. Sakaguchi,
Prog. Theor. Exp. Phys. 2017, 083D01 (2017).
Cross sections and analyzing powers for (p, np) reactions of 2 H, 6 Li, and 12 C at 296
MeV:
T. Wakasa, J. Yasuda, M. Dozono, T. Fukunaga, S. Gotanda, K. Hatanaka, K. Ishibashi,
Y. Kanaya, S. Kimura, Y. Maeda, Y. Maeda, Y. Nishio, T. Noro, T. Nozoe, K. Ohnaka,
45

S. Sakaguchi, Y. Sakemi, K. Sekiguchi, T. Taguchi, and Y. Wada,
Phys. Rev. C 96, 014604 (2017).
!!Proceedings""

Deuteron Analyzing Powers for dp Elastic Scattering at Intermediate Energies andThree-Nucleon Forces:
K. Sekiguchi, Y. Wada, A. Watanabe, D. Eto, T. Akieda, H. Kon, K. Miki, N.
Sakamoto, H. Sakai, M. Sasano, Y. Shimizu, H. Suzuki, T. Uesaka, Y. Yanagisawa,
M. Dozono, S. Kawase, Y. Kubota, C.S. Lee, K. Yako, Y. Maeda, S. Kawakami, T.
Yamamoto, S. Sakaguchi, T. Wakasa, J. Yasuda, A. Ohkura, Y. Shindo, M. Tabata,E. Milman, S. Chebotaryov, H. Okamura, and T.L. Tang,
Few-Body Systems 58, 48 (2017).
!! ͦͷଞͷ࿦จ ""Measurement of barrier distribution for 50 Ti, 51 V + 248 Cm and 51 V + 208 Pb reactions:T. Niwase, Y. Yamano, K. Watanabe, K. Morita, K. Fujita, T. Hirano, S. Mitsuoka,
K. Morimoto, D. Kaji and H. Haba,
RIKEN Accel. Prog. Rep. 50, 69 (2017).
ߨԋ!! ւ֎Ͱͷߨԋ ""Elastic scattering of polarized proton from 6 He:
S. Sakaguchi for SAMURAI13 Collaboration,
SAMURAI International Collaboration Workshop 2017, Darmstadt, Germany, 8 August 2017.
!! ࠃ಺Ͱͷߨԋ ""GARIS-II+MRTOF Λ༻͍ͨ୹ण໋֩ਫ਼ີ࣭ྔ෼ੳ:ఉ੉‫ོڿ‬ɺ࿨ాಓ࣏ɺP. Schuryɺҏ౻༝ଠɺ໦ଜ૑େɺM. RosenbuschɺՃ࣏େ࠸ɺ৿
ຊ޾࢘ɺӋ৔޺ޫɺࢁ໦͞΍͔ɺాதହ‫و‬ɺ৿ాߒհɺߴๆѪࢠɺ‫ٶ‬෢޺໵ɺฏࢁլ
Ұɺ౉ล༟ɺJ. Y. MOONɺ޲Ҫ΋΋ɺWollnik

2017 ೔ຊ์ࣹԽֶձ೥ձ ୈ 61 ճ์ࣹԽֶ౼࿦ձɺ2017 ೥ 9 ݄ 6 ೔ɺஜ೾େֶ
௒ॏ࣭֩ྔͱ่յಛੑͷ૬ؔଌఆ΁޲͚ͨ α-ToF ‫ݕ‬ग़‫ث‬ͷ։ൃ:46

ఉ੉‫ོڿ‬ɺ࿨ాಓ࣏ɺP. Schuryɺҏ౻༝ଠɺM. RosenbuschɺՃ࣏େ࠸ɺ৿ຊ޾࢘ɺӋ৔޺ޫɺੴᖒྙɺ৿ాߒհɺH. Wollnik೔ຊ෺ཧֶձ ୈ 73 ճ೥࣍େձɺ2018 ೥ 3 ݄ 22 ೔ɺ౦‫ژ‬ཧՊେֶॏཅࢠ෼ղ൓Ԡʹ͓͚Δதੑࢠੜ੒ͷඪతґଘੑͷ‫ڀݚ‬:ີຊ࣏৾ɺए‫ڱ‬ஐ࢚ɺࡔ‫ޱ‬૱ࢤɺେ৓‫ٱ‬యɺԬాஐ߳ɺ‫ޙ‬౻लฌɺদ໺խथ
೔ຊ෺ཧֶձ ୈ 73 ճ೥࣍େձɺ2018 ೥ 3 ݄ 22 ೔ɺ౦‫ژ‬ཧՊେֶ௒ॏ֩ਫ਼ີ࣭ྔ෼ੳ΁޲͚ͨ α-ToF ‫ݕ‬ग़‫ث‬ͷ։ൃ:ఉ੉‫ོڿ‬ɺ࿨ాಓ࣏ɺP. Schuryɺҏ౻༝ଠɺM. RosenbuschɺՃ࣏େ࠸ɺ৿ຊ޾࢘ɺӋ৔޺ޫɺੴᖒྙɺ৿ాߒհɺH. Wollnik
ୈ 123 ճ ೔ຊ෺ཧֶձ‫۝‬भࢧ෦ྫձɺ2017 ೥ 12 ݄ 9 ೔ɺࣛࣇౡେֶ
௒ॏ‫ݩ‬ૉྖҬʹ͓͚Δ֩छಉఆ༻ΠΦϯνΣϯόʔͷ։ൃ:ᜊ౻‫෉ھ‬ɺฏ໺߶ɺޫԬॣɺఉ੉‫ོڿ‬ɺ౻ా‫܇‬༟ɺ৿ాߒհ
ୈ 123 ճ ೔ຊ෺ཧֶձ‫۝‬भࢧ෦ྫձɺ2017 ೥ 12 ݄ 9 ೔ɺࣛࣇౡେֶ
௒ॏ֩‫ڀݚ‬ͷͨΊͷ Si-Ge ‫ݕ‬ग़‫ث‬ΞϨΠͷ։ൃ:ޫԬॣɺฏ໺߶ɺఉ੉‫ོڿ‬ɺՃ࣏େ࠸ɺ৿ຊ޾࢘ɺӋ৔޺ޫɺ౻ా‫܇‬༟ɺ৿ాߒհ
ୈ 123 ճ ೔ຊ෺ཧֶձ‫۝‬भࢧ෦ྫձɺ2017 ೥ 12 ݄ 9 ೔ɺࣛࣇౡେֶ
ճసࣜ࿈ଓ์ࣹઢଌఆ૷ஔ MANON ͷߴ౓ར༻ٕज़ͷ։ൃ:ฏ໺߶ɺޫԬॣɺఉ੉‫ོڿ‬ɺՃ࣏େ࠸ɺ৿ຊ޾࢘ɺӋ৔޺ޫɺ౻ా‫܇‬༟ɺ৿ాߒհ
ୈ 123 ճ ೔ຊ෺ཧֶձ‫۝‬भࢧ෦ྫձɺ2017 ೥ 12 ݄ 9 ೔ɺࣛࣇౡେֶ
ॏཅࢠ෼ղ൓ԠʹΑΔதੑࢠϏʔϜͷ‫ݕ‬౼:‫ޙ‬౻लฌɺए‫ڱ‬ஐ࢚ɺࡔ‫ޱ‬૱ࢤɺେ৓‫ٱ‬యɺԬాஐ߳ɺদ໺խथɺີຊ࣏৾
ୈ 123 ճ ೔ຊ෺ཧֶձ‫۝‬भࢧ෦ྫձɺ2017 ೥ 12 ݄ 9 ೔ɺࣛࣇౡେֶ
ॏཅࢠ෼ղ൓Ԡͷଌఆͱஅ໘ੵͷ࣭ྔ਺ґଘੑ:େ৓‫ٱ‬యɺए‫ڱ‬ஐ࢚ɺࡔ‫ޱ‬૱ࢤɺԬాஐ߳ɺ‫ޙ‬౻लฌɺদ໺խथɺີຊ࣏৾
ୈ 123 ճ ೔ຊ෺ཧֶձ‫۝‬भࢧ෦ྫձɺ2017 ೥ 12 ݄ 9 ೔ɺࣛࣇౡେֶMPPC Λ༻͍ͨ CsI(Tl) γϯνϨʔγϣϯ‫ݕ‬ग़‫ث‬ͷ։ൃ:্໺‫ل۽‬ɺࣉ੢ߴɺԬ঵ฏɺೖ෦߂ଠ࿠ɺ٢ాֲ໶ɺࡔҪलޫɺ๛‫ݪ‬Ұً

47

ୈ 123 ճ ೔ຊ෺ཧֶձ‫۝‬भࢧ෦ྫձɺ2017 ೥ 12 ݄ 9 ೔ɺࣛࣇౡେֶ
‫ٯ‬ӡಈֶཅࢠ‫ڞ‬໐ࢄཚ࣮‫ݧ‬ͷͨΊͷ‫ݕ‬ग़‫ܥث‬ͷ։ൃ:Ԭ঵ฏɺࣉ੢ߴɺ্໺‫ل۽‬ɺೖ෦߂ଠ࿠ɺ٢ాֲ໶ɺࡔҪलޫɺ๛‫ݪ‬Ұً
ୈ 123 ճ ೔ຊ෺ཧֶձ‫۝‬भࢧ෦ྫձɺ2017 ೥ 12 ݄ 9 ೔ɺࣛࣇౡେֶ֎෦ࢿۚ!! จ෦লՊֶ‫ڀݚ‬අิॿۚ ""จ෦লՊֶ‫ڀݚ‬අิॿۚɺ‫ج‬൫‫( ڀݚ‬A)
ཅࢠɾϔϦ΢Ϝ̏ࢄཚʹΑΔࡾମྗՙిεϐϯ T = 3/2 ߲ͷܾఆ‫ڀݚ‬෼୲ऀɿए‫ڱ‬ஐ࢚ (‫ڀݚ‬୅දऀ ౦๺େֶେֶӃཧֶ‫ڀݚ‬Պ ؔ‫ޱ‬ਔࢠ)จ෦লՊֶ‫ڀݚ‬අิॿۚɺ‫ج‬൫‫( ڀݚ‬C)ʮεϐϯภ‫ۃ‬ΛऔΓೖΕͨඇଋറ֩෼ޫ๏ͷ։ൃʯ(ࣉ੢ߴ 2015ʙ2017 ೥౓)จ෦লՊֶ‫ڀݚ‬අิॿۚɺ‫ج‬൫‫( ڀݚ‬C)
ࣨԹ௒ภ‫ۃ‬ཅࢠΛ༻͍ͨ৽͍͠ෆ҆ఆ֩෼ޫ๏ͷ։ൃ‫ڀݚ‬୅දऀɿࡔ‫ޱ‬૱ࢤଞେֶͰͷ‫ڭͱڀݚ‬ҭए‫ڱ‬ஐ࢚ɿThe 16th CNS International Summer School (CNSSS17) ʹͯʮGamow-Teller

and Spin-Dipole Resonances and Experimental Methods for Spin Excitationsʯͷ୊໨ͰߨٛΛߦͬͨɻ
ֶ෦̐೥ੜଔ‫ڀݚۀ‬຤઒‫ܚ‬ӳɿʢࢦಋ‫ڭ‬һɺ৿ాߒհɾ౻ా‫܇‬༟ʣ
ɿ7 Li + 51 V ൓Ԡʹ͓͚Δཻܰࢠ์ग़νϟωϧͷղੳਆ‫ཾݪ‬ɿ
ʢࢦಋ‫ڭ‬һɺ৿ాߒհɾ౻ా‫܇‬༟ʣ
ɿ7 Li + 51 V ༥߹োนͷνϟωϧ݁߹๏ʹ
ΑΔղੳ

48

നࡔ࿨໵ɿ
ʢࢦಋ‫ڭ‬һɺ৿ాߒհɾ౻ా‫܇‬༟ʣ
ɿ7 Li + 51 V ४஄ੑࢄཚͷஅ໘ੵଌఆ
ழ໺‫ݩ‬େथɿ
ʢࢦಋ‫ڭ‬һɺए‫ڱ‬ஐ࢚ʣɿඈߦ࣌ؒଌఆ๏Λ༻͍ͨ (3 He, n) ൓ԠʹΑΔϔ
Ϧ΢Ϝ 3 ෼ղ൓Ԡͷ‫ڀݚ‬ּ‫ݪ‬൲ಸɿ
ʢࢦಋ‫ڭ‬һɺए‫ڱ‬ஐ࢚ʣɿඈߦ࣌ؒଌఆ๏Λ༻͍ͨ (3 He, n) ൓ԠଌఆʹΑΔϔϦ΢Ϝ 3 ෼ղ൓Ԡͷ‫ڀݚ‬ฏҐ༐ຏɿʢࢦಋ‫ڭ‬һɺए‫ڱ‬ஐ࢚ʣɿඈߦ࣌ؒଌఆ๏Λ༻͍ͨ (3 He, n) ൓ԠଌఆʹΑΔ
3

He ෼ղ൓Ԡͷ‫ڀݚ‬ࡔҪलޫɿʢࢦಋ‫ڭ‬һɺࣉ੢ߴʣ
ɿMPPC Λ༻͍ͨϓϥενοΫγϯνϨʔλ‫ݕ‬ग़‫ث‬ͷ࡞੒‫ͼٴ‬ΠΦϯϏʔϜͷଌఆ๛‫ݪ‬Ұًɿ
ʢࢦಋ‫ڭ‬һɺࣉ੢ߴʣ
ɿMPPC Λ༻͍ͨϓϥενοΫγϯνϨʔλ‫ݕ‬ग़‫ث‬ͷ࡞੒‫ͼٴ‬ΠΦϯϏʔϜͷଌఆम࢜࿦จఉ੉‫ོڿ‬ɿʢࢦಋ‫ڭ‬һɺ৿ాߒհʣ
ɿ௒ॏ֩ਫ਼ີ࣭ྔ෼ੳͷͨΊͷ α-ToF ‫ݕ‬ग़‫ث‬ͷ։ൃฏ໺߶ɿʢࢦಋ‫ڭ‬һɺ৿ాߒհɾ౻ా‫܇‬༟ʣɿWindow Discrimination Λ༻͍ͨ௒ॏ֩
ͷ่յࣄ৅બผʹؔ͢Δ‫ڀݚ‬ޫԬॣɿʢࢦಋ‫ڭ‬һɺ৿ాߒհɾ౻ా‫܇‬༟ʣɿ௒ॏ֩‫ڀݚ‬ͷͨΊͷ Si-Ge ‫ݕ‬ग़‫ث‬ͷ։ൃ্໺‫ل۽‬ɿʢࢦಋ‫ڭ‬һɺࣉ੢ߴʣɿCsI(Tl) γϯνϨʔλʔͱ SiPM Λ༻͍ͨཅࢠ‫ݕ‬ग़‫ث‬ͷ։ൃ
Ԭ঵ฏɿʢࢦಋ‫ڭ‬һɺࣉ੢ߴʣ
ɿ‫ٯ‬ӡಈֶཅࢠ‫ڞ‬໐ࢄཚͷͨΊͷଌఆ‫ܥ‬ͷ։ൃֶ֎Ͱͷֶձ‫׆‬ಈए‫ڱ‬ஐ࢚ɿ
ࡔ‫ޱ‬૱ࢤɿ

େࡕେֶ֩෺ཧ‫ڀݚ‬ηϯλʔ‫ܭڀݚ‬ը‫ݕ‬౼ઐ໳ҕһձҕһ
RIBF Users Executive Committee ҕһ೔ຊͷ֩෺ཧͷকདྷϨϙʔτฤूҕһ49ͦͷଞͷ‫׆‬ಈͱ੒Ռ৿ాߒհɿ• ୈ 76 ճ੢೔ຊจԽ৆ ड৆ 2017 ೥ 11 ݄ 3 ೔• ৽‫ݩ‬ૉʮχϗχ΢Ϝʯͷ৽೥౓‫ڭ‬Պॻ΍޿ࣙԓऩ࿥ʹؔ͢Δ֤छऔࡐରԠ
• ผ෎௽‫ݟ‬ϲٰߴ౳ֶߍ ߨԋձʮ৽‫ݩ‬ૉൃ‫ݟ‬ʰ‫ݱ‬୅ͷ࿉ۚज़ʱʯ 2017 ೥ 9 ݄• ๛‫ߴాߴࢢాߴޙ‬౳ֶߍ ߨԋձʮ৽‫ݩ‬ૉൃ‫ݟ‬ʰ‫ݱ‬୅ͷ࿉ۚज़ʱʯ2017 ೥ 10 ݄• ผ෎ࢢ໺‫ޱ‬පӃ ߕঢ়થֶձ ಛผߨԋ 2017 ೥ 10 ݄• ‫۝‬भେֶΞΧσϛοΫϑΣεςΟόϧ ‫۝‬भେֶͷʠ ࠓ ʡ͕Α͘Θ͔ΔτʔΫγϣʔ 2017 ೥ 10 ݄• ෱ԬࢢՊֶ‫ؗ‬։ձࣜయϏσΦϝοηʔδ 2017 ೥ 8 ݄ए‫ڱ‬ஐ࢚ɿ

• ฏ੒ 28 ೥౓ಛผ‫ڀݚ‬һ౳৹ࠪձઐ໳ҕһ (ॻ໘୲౰) දজΛड৆ (2017 ೥ 9
݄ 7 ೔)

ఉ੉‫ོڿ‬ɿ• The 16th CNS International Summer School ʹ͓͍ͯ Young Scientist AwardΛड৆ (2017 ೥ 8 ݄ 2 ೔)ɻ

ൃද୊໨: High-precision mass measurements of short-lived nuclei with MRTOF+ GARIS-II• 2017 ೔ຊ์ࣹԽֶձ೥ձ ୈ 61 ճ์ࣹԽֶ౼࿦ձʹ͓͍ͯएख༏ल‫ޱ‬಄ൃද৆Λड৆ɻൃද୊໨: GARIS-II+MRTOF Λ༻͍ͨ୹ण໋֩ਫ਼ີ࣭ྔ෼ੳ
ମ‫ݧ‬ೖֶɾ࣮‫ݧ‬ʮ෺࣭Λಁա͢Δཻࢠઢʯɺ2018 ೥ 3 ݄ 27 ೔ (ࣉ੢ߴɾࡔ‫ޱ‬૱ࢤ)ମ‫ݧ‬ೖֶɾ࣮‫ݧ‬ʮ਎ͷճΓͷ์ࣹೳମ‫ݧ‬ʯɺ2018 ೥ 3 ݄ 27 ೔ (౻ా‫܇‬༟)50