ENTRY G0031 20120217 G024G003100000001 SUBENT G0031001 20120217 G024G003100100001 BIB 14 43 G003100100002 TITLE Coherent photoproduction of eta-mesons off 3He G003100100003 - search for eta-mesic nuclei G003100100004 AUTHOR (F.Pheron, J.Ahrens, J.R.M.Annand, H.J.Arends, G003100100005 K.Bantawa, P.A.Bartolome, R.Beck, V.Bekrenev, G003100100006 H.Berghaeuser, B.Boillat, A.Braghieri, D.Branford, G003100100007 W.J.Briscoe, J.Brudvik, S.Cherepnya, B.Demissie, G003100100008 M.Dieterle, E.J.Downie, P.Drexler, D.I.Glazier, G003100100009 E.Heid, L.V.Fil'kov, D.Hornidge, D.Howdle, O.Jahn, G003100100010 I.Jaegle, T.C.Jude, V.L.Kashevarov, I.Keshelashvili, G003100100011 R.Kondratiev, M.Korolija, M.Kotulla, A.Kulbardis, G003100100012 S.P.Kruglov, B.Krusche, V.Lisin, K.Livingston, G003100100013 I.J.D.MacGregor, Y.Maghrbi, J.Mancell, D.M.Manley, G003100100014 Z.Marinides, M.Martinez, J.C.McGeorge, E.McNicoll, G003100100015 D.Mekterovic, V.Metag, S.Micanovic, D.G.Middleton, G003100100016 A.Mushkarenkov, B.M.K.Nefkens, A.Nikolaev, R.Novotny, G003100100017 M.Oberle, M.Ostrick, B.Oussena, P.Pedroni, A.Polonski,G003100100018 S.N.Prakhov, J.Robinson, G.Rosner, T.Rostomyan, G003100100019 S.Schumann, M.H.Sikora, D.I.Sober, A.Starostin, G003100100020 I.Supek, M.Thiel, A.Thomas, M.Unverzagt, D.P.Watts, G003100100021 D.Werthmueller, L.Witthauer, F.Zehr) G003100100022 INSTITUTE (2SWTBAS,2GERMNZ,2UK GLS,1USAKNT,2GERBON,4RUSLIN, G003100100023 2GERJLU,2ITYPAV,2UK EDG,1USAGWU,1USACLA,4RUSLEB, G003100100024 4RUSJIA,3CRORBZ,1USACUA) G003100100025 (1CANCAN) Mount Allison Univ., Sackville, New BrunswickG003100100026 REFERENCE (J,PL/B,709,21,2012) G003100100027 FACILITY (MICRT,2GERMNZ) Mainz MAMI accelerator G003100100028 INC-SOURCE (BRST,TAGD) E0=1508 MeV electron with 10 um thick G003100100029 copper radiator G003100100030 SAMPLE Mylar cylinder (3.0 cm diam., 5.08 cm length) filled G003100100031 with liquid 3He at 2.6 K G003100100032 DETECTOR (NAICR) Crystal Ball detector (CB) G003100100033 (BAF2) TAPS detector G003100100034 (SCIN) Particle Identification Detector (PID) G003100100035 PART-DET (G) G003100100036 METHOD (EDE) separation of different charged-particles G003100100037 ANALYSIS Invariant mass analysis for G003100100038 eta -> 2 gamma channel (39.31+/-0.20%), G003100100039 eta -> 3 pi0 -> 6 gamma channel (32.57+/-0.23%). G003100100040 REL-REF (R,,K.Nakamura+,J,JP/G,37,075021,2010) G003100100041 Branching ratios to 2 gamma and 3 pi0 channels G003100100042 ERR-ANALYS (ERR-S) Statistical uncertainty G003100100043 HISTORY (20120217C) On G003100100044 (20120217R) On. Received from Bernd Krusche by e-mail G003100100045 ENDBIB 43 0 G003100100046 NOCOMMON 0 0 G003100100047 ENDSUBENT 46 0 G003100199999 SUBENT G0031002 20120217 G024G003100200001 BIB 3 8 G003100200002 REACTION 1(2-HE-3(G,ETA)2-HE-3,,SIG) G003100200003 Obtained from eta -> 2 gamma channel G003100200004 2(2-HE-3(G,ETA)2-HE-3,,SIG) G003100200005 Obtained from eta -> 3 pi0 -> 6 gamma channel G003100200006 ANALYSIS (INTAD) Integral of angular differential cross section G003100200007 STATUS (TABLE) Plotted in Fig.2 of Phys.Lett.B709(2012)21 G003100200008 1(DEP,G0031004) ang. diff. x-section for 2 gamma channelG003100200009 2(DEP,G0031005) ang. diff. x-section for 6 gamma channelG003100200010 ENDBIB 8 0 G003100200011 NOCOMMON 0 0 G003100200012 DATA 5 35 G003100200013 EN DATA 1ERR-S 1DATA 2ERR-S 2 G003100200014 MEV MICRO-B MICRO-B MICRO-B MICRO-B G003100200015 597.80 0.000 G003100200016 599.10 0.001 0.007 G003100200017 602.00 0.089 0.008 G003100200018 604.20 0.148 0.016 G003100200019 606.30 0.132 0.010 G003100200020 610.50 0.177 0.012 G003100200021 612.60 0.169 0.020 G003100200022 614.80 0.198 0.016 G003100200023 619.00 0.173 0.012 G003100200024 621.10 0.169 0.020 G003100200025 623.20 0.213 0.014 G003100200026 627.50 0.176 0.013 G003100200027 629.60 0.188 0.017 G003100200028 631.70 0.198 0.015 G003100200029 636.00 0.220 0.016 G003100200030 638.10 0.224 0.020 G003100200031 640.20 0.196 0.015 G003100200032 644.50 0.244 0.016 G003100200033 646.60 0.155 0.020 G003100200034 648.70 0.266 0.021 G003100200035 652.90 0.192 0.017 G003100200036 655.00 0.198 0.021 G003100200037 657.10 0.211 0.017 G003100200038 661.40 0.202 0.019 G003100200039 663.40 0.201 0.024 G003100200040 665.50 0.227 0.018 G003100200041 669.70 0.197 0.017 G003100200042 671.90 0.213 0.026 G003100200043 674.00 0.225 0.019 G003100200044 678.20 0.176 0.013 G003100200045 680.30 0.224 0.024 G003100200046 682.40 0.129 0.016 G003100200047 686.70 0.191 0.018 G003100200048 690.90 0.166 0.018 G003100200049 695.10 0.622 0.063 G003100200050 ENDDATA 37 0 G003100200051 ENDSUBENT 50 0 G003100299999 SUBENT G0031003 20120217 G024G003100300001 BIB 2 4 G003100300002 REACTION (2-HE-3(G,ETA)2-HE-3,,SIG) G003100300003 Average of measurements of two channel G003100300004 STATUS (TABLE) Plotted in Fig.3 of Phys.Lett.B709(2012)21 G003100300005 (DEP,G0031002) Data for 2 gamma and 6 gamma channels G003100300006 ENDBIB 4 0 G003100300007 NOCOMMON 0 0 G003100300008 DATA 3 12 G003100300009 EN DATA ERR-S G003100300010 MEV MICRO-B MICRO-B G003100300011 598.45 0.002 0.004 G003100300012 604.17 0.112 0.006 G003100300013 612.63 0.182 0.009 G003100300014 621.10 0.187 0.008 G003100300015 629.60 0.186 0.008 G003100300016 638.10 0.211 0.010 G003100300017 646.60 0.223 0.011 G003100300018 655.00 0.201 0.010 G003100300019 663.43 0.212 0.011 G003100300020 671.87 0.210 0.011 G003100300021 680.30 0.168 0.009 G003100300022 688.80 0.178 0.018 G003100300023 ENDDATA 14 0 G003100300024 ENDSUBENT 23 0 G003100399999 SUBENT G0031004 20120217 G024G003100400001 BIB 2 4 G003100400002 REACTION (2-HE-3(G,ETA)2-HE-3,,DA) G003100400003 Obtained from eta -> 2 gamma channel G003100400004 STATUS (TABLE) Plotted in Fig.4 of Phys.Lett.B709(2012)21 G003100400005 (COREL,G0031005) Data from eta -> 6 gamma channel G003100400006 ENDBIB 4 0 G003100400007 NOCOMMON 0 0 G003100400008 DATA 5 100 G003100400009 EN-MIN EN-MAX COS-CM DATA-CM ERR-S G003100400010 MEV MEV NO-DIM NB/SR NB/SR G003100400011 600.0 608.4 -0.9 11.02 1.79 G003100400012 600.0 608.4 -0.7 12.26 1.90 G003100400013 600.0 608.4 -0.5 9.45 1.67 G003100400014 600.0 608.4 -0.3 9.52 1.69 G003100400015 600.0 608.4 -0.1 7.83 1.52 G003100400016 600.0 608.4 0.1 8.09 1.56 G003100400017 600.0 608.4 0.3 9.03 1.64 G003100400018 600.0 608.4 0.5 6.64 1.41 G003100400019 600.0 608.4 0.7 7.49 1.51 G003100400020 600.0 608.4 0.9 8.28 2.02 G003100400021 608.4 616.9 -0.9 7.87 1.83 G003100400022 608.4 616.9 -0.7 13.49 2.37 G003100400023 608.4 616.9 -0.5 12.72 2.25 G003100400024 608.4 616.9 -0.3 18.47 2.80 G003100400025 608.4 616.9 -0.1 14.64 2.45 G003100400026 608.4 616.9 0.1 14.72 2.42 G003100400027 608.4 616.9 0.3 17.70 2.74 G003100400028 608.4 616.9 0.5 15.64 2.58 G003100400029 608.4 616.9 0.7 17.99 3.67 G003100400030 608.4 616.9 0.9 19.23 2.87 G003100400031 616.9 625.4 -0.9 12.10 2.05 G003100400032 616.9 625.4 -0.7 12.72 2.11 G003100400033 616.9 625.4 -0.5 10.33 1.90 G003100400034 616.9 625.4 -0.3 9.84 1.86 G003100400035 616.9 625.4 -0.1 10.69 1.94 G003100400036 616.9 625.4 0.1 13.75 2.41 G003100400037 616.9 625.4 0.3 18.04 2.51 G003100400038 616.9 625.4 0.5 23.38 2.87 G003100400039 616.9 625.4 0.7 19.70 2.64 G003100400040 616.9 625.4 0.9 26.25 3.08 G003100400041 625.4 633.9 -0.9 7.02 1.67 G003100400042 625.4 633.9 -0.7 8.81 1.87 G003100400043 625.4 633.9 -0.5 10.24 1.99 G003100400044 625.4 633.9 -0.3 7.95 1.73 G003100400045 625.4 633.9 -0.1 8.76 1.84 G003100400046 625.4 633.9 0.1 14.90 2.42 G003100400047 625.4 633.9 0.3 15.26 2.45 G003100400048 625.4 633.9 0.5 24.43 3.12 G003100400049 625.4 633.9 0.7 23.87 3.12 G003100400050 625.4 633.9 0.9 30.88 3.60 G003100400051 633.9 642.3 -0.9 5.93 1.63 G003100400052 633.9 642.3 -0.7 7.78 1.88 G003100400053 633.9 642.3 -0.5 9.31 2.07 G003100400054 633.9 642.3 -0.3 8.62 1.99 G003100400055 633.9 642.3 -0.1 9.25 2.06 G003100400056 633.9 642.3 0.1 9.16 2.06 G003100400057 633.9 642.3 0.3 24.11 3.66 G003100400058 633.9 642.3 0.5 24.15 3.35 G003100400059 633.9 642.3 0.7 32.26 3.92 G003100400060 633.9 642.3 0.9 41.61 4.51 G003100400061 642.3 650.8 -0.9 8.73 2.12 G003100400062 642.3 650.8 -0.7 9.24 2.10 G003100400063 642.3 650.8 -0.5 7.36 1.98 G003100400064 642.3 650.8 -0.3 9.37 2.25 G003100400065 642.3 650.8 -0.1 7.57 1.98 G003100400066 642.3 650.8 0.1 14.66 2.76 G003100400067 642.3 650.8 0.3 27.77 3.86 G003100400068 642.3 650.8 0.5 30.25 4.11 G003100400069 642.3 650.8 0.7 37.45 4.54 G003100400070 642.3 650.8 0.9 54.95 5.66 G003100400071 650.8 659.2 -0.9 8.61 2.19 G003100400072 650.8 659.2 -0.7 8.29 2.14 G003100400073 650.8 659.2 -0.5 4.49 1.58 G003100400074 650.8 659.2 -0.3 6.95 1.95 G003100400075 650.8 659.2 -0.1 7.36 2.01 G003100400076 650.8 659.2 0.1 13.11 2.68 G003100400077 650.8 659.2 0.3 21.53 3.47 G003100400078 650.8 659.2 0.5 25.87 3.82 G003100400079 650.8 659.2 0.7 25.65 3.83 G003100400080 650.8 659.2 0.9 42.95 5.07 G003100400081 659.2 667.6 -0.9 7.25 2.03 G003100400082 659.2 667.6 -0.7 5.59 1.79 G003100400083 659.2 667.6 -0.5 4.67 1.61 G003100400084 659.2 667.6 -0.3 5.76 1.87 G003100400085 659.2 667.6 -0.1 9.69 2.40 G003100400086 659.2 667.6 0.1 12.86 2.77 G003100400087 659.2 667.6 0.3 16.86 3.09 G003100400088 659.2 667.6 0.5 27.69 4.13 G003100400089 659.2 667.6 0.7 34.91 4.60 G003100400090 659.2 667.6 0.9 52.91 5.85 G003100400091 667.6 676.1 -0.9 5.86 1.84 G003100400092 667.6 676.1 -0.7 5.86 1.81 G003100400093 667.6 676.1 -0.5 5.56 1.76 G003100400094 667.6 676.1 -0.3 6.84 1.96 G003100400095 667.6 676.1 -0.1 5.93 1.81 G003100400096 667.6 676.1 0.1 10.82 2.46 G003100400097 667.6 676.1 0.3 18.03 3.19 G003100400098 667.6 676.1 0.5 27.50 3.99 G003100400099 667.6 676.1 0.7 30.34 4.27 G003100400100 667.6 676.1 0.9 55.27 5.87 G003100400101 676.1 684.5 -0.9 2.86 1.23 G003100400102 676.1 684.5 -0.7 4.54 1.54 G003100400103 676.1 684.5 -0.5 3.39 1.30 G003100400104 676.1 684.5 -0.3 5.40 1.72 G003100400105 676.1 684.5 -0.1 2.48 1.02 G003100400106 676.1 684.5 0.1 8.70 2.17 G003100400107 676.1 684.5 0.3 9.54 2.19 G003100400108 676.1 684.5 0.5 23.86 3.71 G003100400109 676.1 684.5 0.7 23.56 3.61 G003100400110 676.1 684.5 0.9 43.76 5.21 G003100400111 ENDDATA 102 0 G003100400112 ENDSUBENT 111 0 G003100499999 SUBENT G0031005 20120217 G024G003100500001 BIB 2 4 G003100500002 REACTION (2-HE-3(G,ETA)2-HE-3,,DA) G003100500003 Obtained from eta -> 6 gamma channel G003100500004 STATUS (TABLE) Plotted in Fig.4 of Phys.Lett.B709(2012)21 G003100500005 (COREL,G0031004) Data from eta -> 2 gamma channel G003100500006 ENDBIB 4 0 G003100500007 NOCOMMON 0 0 G003100500008 DATA 5 100 G003100500009 EN-MIN EN-MAX COS-CM DATA-CM ERR-S G003100500010 MEV MEV NO-DIM NB/SR NB/SR G003100500011 600.0 608.4 -0.9 18.78 5.61 G003100500012 600.0 608.4 -0.7 12.76 4.38 G003100500013 600.0 608.4 -0.5 13.26 6.06 G003100500014 600.0 608.4 -0.3 12.10 3.46 G003100500015 600.0 608.4 -0.1 13.11 4.10 G003100500016 600.0 608.4 0.1 10.32 3.63 G003100500017 600.0 608.4 0.3 10.89 3.77 G003100500018 600.0 608.4 0.5 9.15 3.56 G003100500019 600.0 608.4 0.7 8.70 1.82 G003100500020 600.0 608.4 0.9 13.90 5.25 G003100500021 608.4 616.9 -0.9 9.77 4.19 G003100500022 608.4 616.9 -0.7 14.50 4.68 G003100500023 608.4 616.9 -0.5 12.93 4.21 G003100500024 608.4 616.9 -0.3 12.63 4.08 G003100500025 608.4 616.9 -0.1 12.39 4.03 G003100500026 608.4 616.9 0.1 12.49 2.65 G003100500027 608.4 616.9 0.3 12.60 4.21 G003100500028 608.4 616.9 0.5 14.60 6.06 G003100500029 608.4 616.9 0.7 16.35 7.25 G003100500030 608.4 616.9 0.9 17.27 7.73 G003100500031 616.9 625.4 -0.9 9.77 4.19 G003100500032 616.9 625.4 -0.7 14.50 4.68 G003100500033 616.9 625.4 -0.5 12.93 4.21 G003100500034 616.9 625.4 -0.3 12.63 4.08 G003100500035 616.9 625.4 -0.1 12.39 4.03 G003100500036 616.9 625.4 0.1 12.49 2.65 G003100500037 616.9 625.4 0.3 12.60 4.21 G003100500038 616.9 625.4 0.5 14.60 6.06 G003100500039 616.9 625.4 0.7 16.35 7.25 G003100500040 616.9 625.4 0.9 17.27 7.73 G003100500041 625.4 633.9 -0.9 8.80 3.23 G003100500042 625.4 633.9 -0.7 7.27 2.81 G003100500043 625.4 633.9 -0.5 6.93 2.67 G003100500044 625.4 633.9 -0.3 6.72 2.59 G003100500045 625.4 633.9 -0.1 8.36 2.88 G003100500046 625.4 633.9 0.1 6.22 2.50 G003100500047 625.4 633.9 0.3 19.11 4.46 G003100500048 625.4 633.9 0.5 19.82 4.67 G003100500049 625.4 633.9 0.7 30.42 6.03 G003100500050 625.4 633.9 0.9 38.77 7.18 G003100500051 633.9 642.3 -0.9 8.13 3.18 G003100500052 633.9 642.3 -0.7 6.29 2.73 G003100500053 633.9 642.3 -0.5 4.18 2.19 G003100500054 633.9 642.3 -0.3 5.81 2.54 G003100500055 633.9 642.3 -0.1 14.14 3.95 G003100500056 633.9 642.3 0.1 17.12 4.36 G003100500057 633.9 642.3 0.3 23.76 5.21 G003100500058 633.9 642.3 0.5 21.56 5.10 G003100500059 633.9 642.3 0.7 34.51 6.75 G003100500060 633.9 642.3 0.9 49.48 10.36 G003100500061 642.3 650.8 -0.9 3.50 2.30 G003100500062 642.3 650.8 -0.7 0.99 1.18 G003100500063 642.3 650.8 -0.5 3.16 2.05 G003100500064 642.3 650.8 -0.3 7.31 3.09 G003100500065 642.3 650.8 -0.1 3.25 2.05 G003100500066 642.3 650.8 0.1 4.37 2.40 G003100500067 642.3 650.8 0.3 12.95 4.21 G003100500068 642.3 650.8 0.5 19.61 7.98 G003100500069 642.3 650.8 0.7 26.90 6.47 G003100500070 642.3 650.8 0.9 50.88 11.20 G003100500071 650.8 659.2 -0.9 3.24 2.05 G003100500072 650.8 659.2 -0.7 1.22 1.21 G003100500073 650.8 659.2 -0.5 2.78 1.78 G003100500074 650.8 659.2 -0.3 2.57 1.68 G003100500075 650.8 659.2 -0.1 6.84 2.73 G003100500076 650.8 659.2 0.1 5.67 2.50 G003100500077 650.8 659.2 0.3 21.12 4.92 G003100500078 650.8 659.2 0.5 21.92 5.19 G003100500079 650.8 659.2 0.7 35.66 8.33 G003100500080 650.8 659.2 0.9 63.85 12.07 G003100500081 659.2 667.6 -0.9 12.70 4.64 G003100500082 659.2 667.6 -0.7 1.94 1.80 G003100500083 659.2 667.6 -0.5 0.00 0.00 G003100500084 659.2 667.6 -0.3 3.19 2.23 G003100500085 659.2 667.6 -0.1 5.85 3.00 G003100500086 659.2 667.6 0.1 7.64 3.42 G003100500087 659.2 667.6 0.3 13.85 4.63 G003100500088 659.2 667.6 0.5 34.14 7.44 G003100500089 659.2 667.6 0.7 37.98 10.11 G003100500090 659.2 667.6 0.9 48.02 11.88 G003100500091 667.6 676.1 -0.9 0.00 1.60 G003100500092 667.6 676.1 -0.7 13.92 5.09 G003100500093 667.6 676.1 -0.5 2.29 2.03 G003100500094 667.6 676.1 -0.3 0.00 1.60 G003100500095 667.6 676.1 -0.1 15.31 5.20 G003100500096 667.6 676.1 0.1 12.20 4.67 G003100500097 667.6 676.1 0.3 15.08 5.28 G003100500098 667.6 676.1 0.5 25.48 7.04 G003100500099 667.6 676.1 0.7 35.79 8.67 G003100500100 667.6 676.1 0.9 76.97 16.04 G003100500101 676.1 684.5 -0.9 10.51 4.27 G003100500102 676.1 684.5 -0.7 4.30 2.60 G003100500103 676.1 684.5 -0.5 1.92 1.69 G003100500104 676.1 684.5 -0.3 3.70 2.32 G003100500105 676.1 684.5 -0.1 5.38 2.80 G003100500106 676.1 684.5 0.1 10.09 3.89 G003100500107 676.1 684.5 0.3 16.96 5.16 G003100500108 676.1 684.5 0.5 25.04 6.45 G003100500109 676.1 684.5 0.7 37.81 8.21 G003100500110 676.1 684.5 0.9 67.76 13.65 G003100500111 ENDDATA 102 0 G003100500112 ENDSUBENT 111 0 G003100599999 ENDENTRY 5 0 G003199999999