ENTRY 21606 20101102 22252160600000001 SUBENT 21606001 20101102 22252160600100001 BIB 11 27 2160600100002 INSTITUTE (2SWTLAU) 2160600100003 (2GERMUN) 2160600100004 (2SWTETH) Zurich. 2160600100005 REFERENCE (J,HPA,51,90,197805) 2160600100006 AUTHOR (J.C.Alder,W.Dahme,B.Gabioud,C.Joseph,J.F.Loude, 2160600100007 N.Morel,H.Panke,A.Perrenoud,J.P.Perroud,D.Renker, 2160600100008 G.Strassner,M.T.Tran,P.Truoel,E.Winkelmann) 2160600100009 TITLE -Determination of the neutron-neutron interaction 2160600100010 parameters A(n,n) and R(n,n) from the photon 2160600100011 Spectrum of the reaction Pi(-) + d = gamma +2n -. 2160600100012 FACILITY (SYNCH,2SWTETH) Proton Synchrocyclotron S.I.N. 2160600100013 INC-SPECT .Relative momentum of both neutrons is 45 MeV/C 2160600100014 SAMPLE .Liquid H and D. 2160600100015 METHOD .Measurement of the photon spectrum from the interactn 2160600100016 of negative pions with deuterium liquid and liquid 2160600100017 hydrogen. The comparison of the spectra allows the 2160600100018 neutron-neutron scattering length to be determined. 2160600100019 ERR-ANALYS .Error analysis still in progress, an upper and 2160600100020 lower limit only are given. 2160600100021 STATUS (TABLE) Text, Helv.Phys.Acta,51,90. 2160600100022 HISTORY (19800801C) 2160600100023 (19800808E) 2160600100024 (20000103U) Corrected by S.M. 2160600100025 Energy and One New Subent Added 2160600100026 (20000115U) Last checking has been done. 2160600100027 (20101102A) SD: Author's name corrected. 2160600100028 J.F,Loude ==> J.F.Loude 2160600100029 ENDBIB 27 0 2160600100030 COMMON 1 3 2160600100031 MOM-MIN 2160600100032 MEV/C 2160600100033 45. 2160600100034 ENDCOMMON 3 0 2160600100035 ENDSUBENT 34 0 2160600199999 SUBENT 21606002 20000115 00002160600200001 BIB 2 2 2160600200002 REACTION (0-NN-1(N,EL)0-NN-1,,AMP) Scattering Amplitude. 2160600200003 STATUS .Text, Page 90. 2160600200004 ENDBIB 2 0 2160600200005 NOCOMMON 0 0 2160600200006 DATA 2 1 2160600200007 DATA-MIN DATA-MAX 2160600200008 FERMI FERMI 2160600200009 1.78E+01 1.81E+01 2160600200010 ENDDATA 3 0 2160600200011 ENDSUBENT 10 0 2160600299999 SUBENT 21606003 20000115 00002160600300001 BIB 3 3 2160600300002 REACTION (0-NN-1(N,EL)0-NN-1,POT,RAD) Scattering Radius 2160600300003 STATUS .Text, Page 90. 2160600300004 HISTORY (20000112C) Compiled by S.M. 2160600300005 ENDBIB 3 0 2160600300006 NOCOMMON 0 0 2160600300007 DATA 2 1 2160600300008 DATA-MIN DATA-MAX 2160600300009 FERMI FERMI 2160600300010 2.8 3.1 2160600300011 ENDDATA 3 0 2160600300012 ENDSUBENT 11 0 2160600399999 ENDENTRY 3 0 2160699999999