ENTRY L0285 20250219 L055L028500000001 SUBENT L0285001 20250219 L055L028500100001 BIB 12 26 L028500100002 TITLE Gamma Decay of the 154Sm Isovector Giant Dipole L028500100003 Resonance: Smekal-Raman Scattering as a Novel Probe L028500100004 of Nuclear Ground-State Deformation L028500100005 AUTHOR (J.Kleemann,N.Pietralla,U.Friman-Gayer,J.Isaak, L028500100006 O.Papst,K.Prifti,V.Werner,A.D.Ayangeakaa,T.Beck, L028500100007 G.Colo,M.L.Cortes,S.W.Finch,M.Fulghieri,D.Gribble, L028500100008 K.E.Ide,X.K.-H.James,R.V.F.Janssens,S.R.Johnson, L028500100009 P.Koseoglou,Krishichayan,D.Savran,W.Tornow) L028500100010 REFERENCE (J,PRL,134,022503,2025) L028500100011 #doi:10.1103/PhysRevLett.134.022503 L028500100012 INSTITUTE (2GERTHD,1USADKE,1USATNL,1USANCA,2ITYMIL,2GERGSI) L028500100013 FACILITY (ESTRG,1USATNL) The High-Intensity gamma-ray Source L028500100014 (HIgS) located at the Triangle Universities Nuclear L028500100015 Laboratory. L028500100016 INC-SOURCE (LCS) Polarized, quasimonochromatic gamma-ray beams. L028500100017 DETECTOR (SCIN,HPGE) Four 3x3 in. LaBr3 and four high purity L028500100018 Ge clover detectors of the Clover Array setup L028500100019 arranged in a close geometry around the target. L028500100020 SAMPLE (62-SM-154,ENR=0.985) A 2.42(8) g/cm2 Sm2O3 target L028500100021 enriched to 98.5(1) % in 154Sm. L028500100022 METHOD Nuclear resonance fluorescence (NRF) experiment. L028500100023 ANALYSIS The two scattering processes (2+1-Smekal-Raman and L028500100024 elastic scattering) were disentangled through their L028500100025 distinct angular distributions. L028500100026 ERR-ANALYS (DATA-ERR) One sigma uncertainty band. L028500100027 HISTORY (20250219C) BP L028500100028 ENDBIB 26 0 L028500100029 COMMON 1 3 L028500100030 EN-RSL L028500100031 MEV L028500100032 0.01 L028500100033 ENDCOMMON 3 0 L028500100034 ENDSUBENT 33 0 L028500199999 SUBENT L0285002 20250219 L055L028500200001 BIB 2 2 L028500200002 REACTION (62-SM-154(G,EL)62-SM-154,,SIG) L028500200003 STATUS (TABLE,,J.Kleemann+,J,PRL,134,022503,2025) Table I L028500200004 ENDBIB 2 0 L028500200005 NOCOMMON 0 0 L028500200006 DATA 3 6 L028500200007 EN DATA DATA-ERR L028500200008 MEV MB MB L028500200009 11.37 0.70 0.07 L028500200010 12.59 1.49 0.09 L028500200011 14.27 1.61 0.09 L028500200012 15.35 2.80 0.17 L028500200013 16.16 3.01 0.18 L028500200014 17.79 2.24 0.20 L028500200015 ENDDATA 8 0 L028500200016 ENDSUBENT 15 0 L028500299999 SUBENT L0285003 20250219 L055L028500300001 BIB 2 2 L028500300002 REACTION (62-SM-154(G,INL)62-SM-154,PAR,SIG) L028500300003 STATUS (TABLE,,J.Kleemann+,J,PRL,134,022503,2025) Table I L028500300004 ENDBIB 2 0 L028500300005 COMMON 1 3 L028500300006 E-LVL L028500300007 MEV L028500300008 1.6 L028500300009 ENDCOMMON 3 0 L028500300010 DATA 3 6 L028500300011 EN DATA DATA-ERR L028500300012 MEV MB MB L028500300013 11.37 0.69 0.07 L028500300014 12.59 1.52 0.09 L028500300015 14.27 1.41 0.08 L028500300016 15.35 1.22 0.10 L028500300017 16.16 0.77 0.05 L028500300018 17.79 0.216 0.021 L028500300019 ENDDATA 8 0 L028500300020 ENDSUBENT 19 0 L028500399999 ENDENTRY 3 0 L028599999999