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1 ˙ ஊ ճߴΤωϧΪʔय़ͷߍKEK ࢠݪࢠڀݚ [email protected] ଞɺى5 ژେେӃ ཧڀݚܥՊ [email protected] ژେେӃ ཧڀݚՊ ฏຊ ҁඒ [email protected] ژେେӃ ཧڀݚܥՊ தඌ [email protected] 2015 (27 )7 31 1 1.1 2011 ͷେͷΒ·ߴΤωϧΪʔय़ͷ ߍ1 [1] 2015 Ͱ 5 ճΛ·ɻճɼ ىਓͷҰਓͰΓͳΒॳΊϑϧʹʹߍՃΔ ͱʹͳͷ׆ಈΛใ·ɻઌͷ ݧʹΘΓ؟ࢹతʹͳΓͳߴΤωϧΪʔۀքͷԣͷ ͳΓΛଠΔͱɼߍͷʹͷཧղ ఆணΓɼӡӦʹఆײΛ ΔΛɼ;ΕΔײͱͱʹͰΕͱ ·ɻ 1.2 5 ճय़ͷ ߍ5 ճͷय़ͷߍɼ 6 1012 ͷɼલճͷ 2014 ͱಉʮͼΘΫϥϒʯʹߦΘΕ·ɻਤ 1 ʹ ͷ߹ਅΛ·ɻॾൠͷʹΑΓɼय़ͷ ߍ1: 5 ճय़ͷߍͷ߹ਅɻ 1 ىਓՖଇɼதଜ༐ɼ७ʢKEKʣɼށຊʢݹ ʣɼ༞ʢਆށେʣɼԣকʢ౦ژେʣͷ ͱݴΑΓകӍͷߍͱݺΔʹظΕΜͰ ·ͷগʑ೦Ͱɼҙ֎ʹӍఱগͳɼ ބपลͷͳܠ৭ΛΉͱͰوͳ 3 ͰɻͳϓϩάϥϜ indico ʹৡΓ· [2]ɼ72 ਓͷੜͷՃͱͱʹɼ6 ίϚͷߨɼ 21 ՃʹΑΔޱ಄දɼ·ɼ35 ͷϙελʔදͷ ΛΐʹաͱʹΑΔͷΓΓɼ ΛͱʹͷΛΔΑʹײ ·ɻճͷߨɼͻཧͷݱͷԠ༻ʢ ڮຊΜʣɼՃثज़ʢ٢ΜʣɼBelle II ݧʢ൧ ΜʣɼATLAS ݧʢੴΜʣͱ෯τϐοΫ ΛѻʹΘΒɼࢣߨͷΈͳΜͷΓ εϥΠυɼޠΓޱɼʹΑɼͱՃͷ ৺ΛݗҾ·ɻޱ಄දɼϙελʔද ҙͷ··ΘΔΑͳදଟɼձͰ ·ΓຯΘͱͷͰͳɼΖΖͳͷݧͷ ΛௌҟจԽମݱΕ·ɻΖΜɼ य़ͷߍͷͱΔɼՃʹΑΔޱ಄දɾ ϙελʔදͷͷଟͰɼ1 τʔΫʹग़ɼηογϣϯͷνΣΞͷΈ ͳΜΛΔλΠϛϯάΛ୳Δͷେมͱ ଶଟʑΓ·ɻϙελʔʹɼ2 ധͷ ͷͱϙελʔηογϣϯʹΛΘͳ ͳΒͳ΄Ͳදͱਓଟɼͷϙελʔ ʹΔઈΔͱͳɼͱঢ়گͰ ɻਤ 2 ʹ 2 ͷϙελʔηογϣϯͷΛ ·ɻϙελʔʹɼઆΔਓଞͷϙε λʔͷΛฉͳɼͱऑΛͲΔ՝ ͱͳͰɻ 123

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  • 1

    KEK

    [email protected]

    5

    [email protected]

    [email protected] [email protected]

    2015 ( 27 ) 7 31

    1

    1.1

    20111 [1] 2015 5

    1.2 5

    5 6 10∼12 20141

    1: 5

    1 KEK

    3 indico

    [2] 72 6

    21 35

    Belle II

    ATLAS

    1

    2

    2 2

    123

  • 2

    2: 2

    2

    • 2

    • 2– 1

    – 1

    3D µ→ eγ MEGII 3

    • 1MWPC

    • 2– 1

    – 2

    2

    2

    2.1 1

    ATLAS

    5 10

    2

    2

    11

    2.2 2

    3

    124

  • 3

    3

    1

    3

    2.3 3

    MEGII

    PMT

    Multi-Pixel Photon Counter(MPPC)

    3D 3

    MEGII

    2

    1

    2

    5 6 1

    4 1

    4

    3

    3

    6

    4

    [1] , Vol.31 No.2 (2012).

    , Vol.32 No.2

    (2013).

    , Vol.33 No.2

    (2014).

    [2] https://kds.kek.jp/indico/event/18746/

    125