/* 2002-03-18 N.OTUKA 10 POINTS CHECK */ \\BIB,1[10; D#=D385; TITLE=/STUDY OF 151EU LEVELS VIA THE (P,2N,GAMMA) REACTION/; ATH=(G.LO BIANCO'1,2',N.MOLHO'1,2',A.MORONI'1,2',S.ANGIUS'1,2', N.BLASI'1,2',A.FERRERO'1,2'); INST-ATH=(2ITYMIL'1','2'); REF=JP/G; VLP=5(1979)697; RCTS=(152SM(P,2*N,GAMMA)151EU); \\EXP,1[10; RCT=152SM(P,2*N,GAMMA)151EU; ENR=98%; CHM=SM2O3; THK-TGT=10MG/CM**2; BAC=MYLAR; POL-TGT=NO; ALGN-TGT=NO; ACC=(CYC); INST-ACC=2ITYMIL; INC-ENGY-LAB-RANGE=18.7MEV([3MEV)28.0MEV; POL-PRJ=NO; DET-PARTCL=(GAMMA); DET-SYS=(GE(LI),GE'1'); ERS-DET=[600EV'1'; ANL=(COLL-MODEL'H'); /*@48@*/ PHQ=(ANGL-DSTRN,ENGY-SPEC,EXC-ENGY,SPIN,PTY,TRANSN-STRGTH,X'A'); /*@41@*/ \\EXP,1; /*@52@*/ \\DATA,1; INC-ENGY-LAB-RANGE=18.7MEV([3MEV)28.0MEV; /*@53@*/ \DATA; ENGY-GAMMA DATA-REL'B' DATA1'1' DATA2'2' FLAG (KEV) (ARB) (KEV) (KEV) (NODIM) 64 2.0 307.4 243.3 X 106.5 1.0 349.8 243.3 X 109.2 25 611.4 502.2 X'C' 110.8 25 307.4 196.6 X'C' 139.7 10 334.3 196.6 X 153.6 56 349.8 196.2 X 155.3 3.8 415.8 260.5 X 168.4 2.3 522.1 353.7 X 172.6 1.2 415.8 243.3 X 174.7 100 196.2 21.5 X 192.4 7.5 499.8 307.4 X 196.0 131'D' 503.5 307.6 X'D' 196.6 131'D' 196.6 0 X'D' 203.3 6.0 511.2 307.9 X 211.5 5.3 715.0 503.5 X 238.9 23 260.5 21.5 X 241.2 3.4 752.3 511.2 X 243.3 67 243.3 0 X 250.4 3.7 600.2 349.8 X 256.5 4.5 499.8 243.3 X 260.5 13 260.5 0 X 261.5 8.1 611.4 349.8 X 286.4 91 307.9 21.5 X 292.9 2.5 600.8 307.9 X 302.9 3.1 546.2 243.3 X 306.0 91 502.2 196.2 X 307.4 68 307.4? 0? X'E,G' 307.6 68 307.6 0 X'E' 325.5 7.5 829.0 503.5 X 332 18 X X X'F' 339.7 8.0 600.2 260.5 X 343.7 7.1 587.0 243.3 X 348.3 4.4 698.1 349.8 X 353.7 33 353.7 0 X 365.0 5.0 715.0 349.8 X 383.4 5.4 580.0 196.6 X 394.2 9.7 415.8? 21.5? X'G' 402.7 1.4 735? 332? X'G' 407.5 6.4 715.0 307.6 X 415.2 24 611.4 196.2 X 429.4 7.4 1040.8 611.4 X 444.4 21 752.3 307.9 X 455.0 14 957.2 502.2 X 462.3 11 973.5 511.2 X 468 5.4 1220? 752.3? X'G' 482.3 11 789.9 307.6 X 489.7 48 511.2 21.5 X 499.9 10 499.8? 0? X'G' 502.0 13 1113.4 611.4 X 503.4 15 503.5 0 X 532.4 3.8 882.2 349.8 X 582.5 3.3 1093.5 511.2 X 610.5 5.7 960.3 349.8 X 637 7.3 945 307.9 X /*@42@*/ /*@1@*/ /*@2@*/ /*@43@*/ /*@44@*/ /*@45@*/ /*@46@*/ /*@47@*/ \END; \\EXP,2[10; /*@54@*/ \\DATA,2[9; /*@55@*/ \\DATA,2; INC-ENGY-LAB-RANGE=18.7MEV([3MEV)28.0MEV; ENGY-GAMMA=407.5KEV; /*FIG.3-(A)*/ /* D385 FIG.3-(A) */ /* SER#= 1 */ /* XSCALE=LINEAR YSCALE=LINEAR */ /* XMAX= 1.50000000E+02 YMAX= 1.00000000E+00 */ /* XMIN= 8.00000000E+01 YMIN= 6.99999988E-01 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ \DATA; THTL YLD-REL DELTA-YLD-REL (DEG) (ARB) (ARB) 88.99 6.97E-01 3.42E-02 106.49 7.61E-01 4.21E-02 119.62 8.53E-01 3.15E-02 132.74 8.95E-01 3.68E-02 145.62 1.01E+00 3.15E-02 \END; \\DATA,3; INC-ENGY-LAB-RANGE=18.7MEV([3MEV)28.0MEV; ENGY-GAMMA=462.3KEV; /*FIG.3-(B)*/ /* D385 FIG.3-(B) */ /* SER#= 2 */ /* XSCALE=LINEAR YSCALE=LINEAR */ /* XMAX= 1.50000000E+02 YMAX= 1.00000000E+00 */ /* XMIN= 8.00000000E+01 YMIN= 6.99999988E-01 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ \DATA; THTL YLD-REL DELTA-YLD-REL (DEG) (ARB) (ARB) 88.96 7.13E-01 5.52E-02 106.64 7.05E-01 5.78E-02 119.48 9.11E-01 6.05E-02 132.56 9.55E-01 5.26E-02 145.40 9.97E-01 5.26E-02 \END; \\DATA,4; INC-ENGY-LAB-RANGE=18.7MEV([3MEV)28.0MEV; ENGY-GAMMA=468KEV; /*FIG.3-(C)*/ /* D385 FIG.3-(C) */ /* SER#= 3 */ /* XSCALE=LINEAR YSCALE=LINEAR */ /* XMAX= 1.50000000E+02 YMAX= 1.00000000E+00 */ /* XMIN= 8.00000000E+01 YMIN= 5.99999964E-01 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ \DATA; THTL YLD-REL DELTA-YLD-REL (DEG) (ARB) (ARB) 88.93 5.52E-01 6.97E-02 106.31 7.53E-01 6.97E-02 119.34 8.50E-01 6.71E-02 132.38 9.95E-01 6.71E-02 145.41 9.97E-01 6.97E-02 \END; \\DATA,5; INC-ENGY-LAB-RANGE=18.7MEV([3MEV)28.0MEV; ENGY-GAMMA=502.0KEV; /*FIG.3-(D)*/ /* D385 FIG.3-(D) */ /* SER#= 4 */ /* XSCALE=LINEAR YSCALE=LINEAR */ /* XMAX= 1.50000000E+02 YMAX= 1.00000000E+00 */ /* XMIN= 8.00000000E+01 YMIN= 5.99999964E-01 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ \DATA; THTL YLD-REL DELTA-YLD-REL (DEG) (ARB) (ARB) 88.84 9.73E-01 3.48E-02 106.28 8.31E-01 2.95E-02 119.42 6.86E-01 2.95E-02 132.32 7.74E-01 3.48E-02 145.22 1.00E+00 2.68E-02 \END; \\DATA,6; INC-ENGY-LAB-RANGE=18.7MEV([3MEV)28.0MEV; ENGY-GAMMA=325.5KEV; /*FIG.3-(E)*/ /* D385 FIG.3-(E) */ /* SER#= 5 */ /* XSCALE=LINEAR YSCALE=LINEAR */ /* XMAX= 1.50000000E+02 YMAX= 1.00000000E+00 */ /* XMIN= 8.00000000E+01 YMIN= 8.99999976E-01 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ \DATA; THTL YLD-REL DELTA-YLD-REL (DEG) (ARB) (ARB) 88.57 1.00E+00 3.28E-02 106.19 9.95E-01 3.01E-02 119.90 9.95E-01 3.15E-02 132.87 9.26E-01 3.42E-02 146.57 9.33E-01 3.42E-02 \END; \\DATA,7; INC-ENGY-LAB-RANGE=18.7MEV([3MEV)28.0MEV; ENGY-GAMMA=482.3KEV; /*FIG.3-(F)*/ /* D385 FIG.3-(F) */ /* SER#= 6 */ /* XSCALE=LINEAR YSCALE=LINEAR */ /* XMAX= 1.50000000E+02 YMAX= 1.00000000E+00 */ /* XMIN= 8.00000000E+01 YMIN= 7.99999952E-01 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ \DATA; THTL YLD-REL DELTA-YLD-REL (DEG) (ARB) (ARB) 88.05 1.00E+00 3.63E-02 106.10 9.71E-01 4.15E-02 119.51 9.74E-01 3.89E-02 132.93 9.14E-01 3.63E-02 146.34 8.65E-01 4.41E-02 \END; \\DATA,8; INC-ENGY-LAB-RANGE=18.7MEV([3MEV)28.0MEV; ENGY-GAMMA=532.4KEV; /*FIG.3-G)*/ /* D385 FIG.3-(G) */ /* SER#= 7 */ /* XSCALE=LINEAR YSCALE=LINEAR */ /* XMAX= 1.50000000E+02 YMAX= 1.00000000E+00 */ /* XMIN= 8.00000000E+01 YMIN= 5.99999964E-01 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ \DATA; THTL YLD-REL DELTA-YLD-REL (DEG) (ARB) (ARB) 88.72 1.01E+00 8.97E-02 106.16 9.92E-01 8.16E-02 119.48 9.48E-01 7.89E-02 132.56 8.97E-01 7.61E-02 145.88 6.08E-01 8.43E-02 \END; \\DATA,9; INC-ENGY-LAB-RANGE=18.7MEV([3MEV)28.0MEV; ENGY-GAMMA=582.5KEV; /*FIG.3-(H)*/ /* D385 FIG.3-(H) */ /* SER#= 8 */ /* XSCALE=LINEAR YSCALE=LINEAR */ /* XMAX= 1.50000000E+02 YMAX= 1.00000000E+00 */ /* XMIN= 8.00000000E+01 YMIN= 5.99999964E-01 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ \DATA; THTL YLD-REL DELTA-YLD-REL (DEG) (ARB) (ARB) 88.69 9.95E-01 1.13E-01 106.55 5.57E-01 1.29E-01 119.10 6.54E-01 1.18E-01 131.90 5.46E-01 1.18E-01 145.41 9.08E-01 1.18E-01 \END; \\DATA,10; INC-ENGY-LAB-RANGE=18.7MEV([3MEV)28.0MEV; \DATA; ENGY-GAMMA LEG-2 LEG-2-ERR LEG-4 LEG-4-ERR (KEV) (NODIM) (NODIM) (NODIM) (NODIM) 325.5 -0.06 0.04 0.006 0.06 407.5 0.27 0.05 -0.03 0.07 462.3 0.30 0.04 -0.11 0.06 468. 0.47 0.07 -0.25 0.10 502.0 0.08 0.04 0.47 0.06 532.4 -0.33 0.09 -0.20 0.12 582.5 0.05 0.09 0.72 0.13 \END; \\END; @@42; 'B' DATA-REL = RELATIVE INTENSITY OF GAMMA-RAY THAT ARE MEASURED AT 125 DEG. WITH RESPECT TO THE BEAM AXIS AND E=18.7 MEV. @@52; ERR-ANALYS = THE ERROS IN THE ENERGIES ARE 0.2 TO 0.4 KEV DEPENDING ON THE LINE STRENGTH AND THE COMPLEXITY OF THE SPECTRUM. THE ERROS IN THE GAMMA-RAY INTENSITIES ARE 10 % TO 30 % DEPENDING ON THE SAME AS ABOVE. @@53; DATA TABLE IS GAMMA TRANSITIONS IN 151EU. @@1; '1' DATA1 = THE INITIAL STATE ENERGY FROM THE ASSIGNMENT OF THE TRANSITION IN THE LEVEL SCHEME. @@2; '2' DATA2 = THE FINAL STATE ENERGY FROM THE ASSIGNMENT OF THE TRANSITION IN THE LEVEL SCHEME. @@43; 'C' THESE LINES ARE UNRESOLUED. INCLUDING A 19F CONTAMINATING LINE. @@44; 'D' THESE LINES ARE UNRESOLVED. INCLUDING A 19F CONTAMINATIOG LINE AND, POSSIBLY, THE 546.2 KEV TO 349.8 KEV TRANSITION. @@45; 'E' THESE LINES ARE UNRESOLUED. @@46; 'F' POSSIBLY INCLUDING TWO TRANSITIONS OF (332 TO 0KEV) ADN (353.7 TO 21.5KEV). @@47; 'G' TENTATIVE ASSIGNMENT @@54; ANALYSIS = THE EXPERIMENTAL DATA WERE FITTED TO THE LEGENDRE POLYNOMIAL EXPANSION. SANCE ALMOST EVERY LINE OF INTEREST EITHER IS VERY WEAK OR BELONG TO A MULTIPLET, THE INTERPRETATION OF THE ANGULAR DISTRIBUTION DATA WAS THEREFORE BASED ON ESSENTIALLY QUALITATIVE CONSIDERATIONS, THE COMPARISON BETWEEN THE EXPERIMENTAL EXPAUSION COEFFICIENTS AND THEIR VALUES CALCULATED IN THE CASE OF FULL ALIGNMENT( YAMAZAKI 1967) BEING USED AS A MEAR GUIDELINE. @@55; DATA IS RELATIVE YIELD OF ANGULAR DISTRIBUTIONS FOR TRANSITIONS (DE- EXCITATIONS) IN 151EU. @@48; 'H' POSITIVE AND NEGATIVE STATES ARE CALCULATED WITH THE RIGID ROTOR- PLUS-PARTICLE MODEL INCLUDING CORIOLIS COUPLING. NEGATIVE-PARITY STATES ARE ALSO DESCRIBED BY THE INTERACTING-BOSON MODEL. @@41; 'A' ADD-RES = (1)A SINGLES GAMMA-RAY SPECTRUM FOLLOWING 152SM(P,2N) REACTION, MEASURED USING THE HYPERPURE-GE DETECTOR, IS SHOWN FIG.1. (2)TWO SETS OF PROMPT COINCIDENCE DATA WERE TAKEN BY USING EITHER TWO GE(LI) COAXIAL DETECOTORS OR ONE SUCH COUNTER IN COMBINATION WITH THE HIGH-RESOLUTION HYPERPURE-GE DETECTOR. TYPICAL PROMPT COINCIDENCE SPECTRA ARE SHOWN IN FIG.2. IN THE DELAYED COINCEDENCE EXPERIMENT TWO COAXIAL GE(LI) DETECTORS WERE USED. (3)THE LEVEL SCHEME PROPOSED FOR 151EU IS GIVEN IN FIG.4. SOME OF THE STATES PROPOSED IN THIS WORK HAVE NOT BEEN IDENTIFIED PREVIOUSLY IN GAMMA-RAY MEASUREMENTS. THEY WERE DISCUSSED IN DETAIL. @@;