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/* NRDF D1822 Data No.1 */
/*===================================================================*/
/* Bibliography */
/*===================================================================*/
\\BIB,1;
D#=D1822;
TITLE=/Structure of the unbound 11N nucleus by the (3He,6He)
reaction/;
PURPOSE=/This experiment was performed in order to confirm the
energies and widths of the ground state and low-lying levels
of the unbound 11N in the consideration of a possible halo
structure in 11N./;
ATH=(V.GUIMARAES'1', S.KUBONO'2', F.C.BARKER'3', M.HOSAKA'4',
S.C.JEONG'5', I.KATAYAMA'5', T.MIYACHI'2', T.NOMURA'5',
M.H.TANAKA'5', Y.FUCHI'5', H.KAWASHIMA'5', S.KATO'6',
C.C.YUN'7', K.ITO'7', H.ORIHARA'7', T.TERAKAWA'7', T.KISHIDA'8',
Y.PU'8', S.HAMADA'9', M.HIRAI'10', H.MIYATAKE'5');
INST-ATH=(3BZLUSP'1', 2JPNTOK'2', 3AULCBR'3', 2JPNJPN'4', 2JPNKEK'5',
2JPNYMG'6', 2JPNTOH'7', 2JPNIPC'8', 2JPNJAE'9', 2JPNTOK'10');
/* '1' Instituto de Fisica */
/* '2' Center for Nuclear Study */
/* '3' Department of Theoretical Physics, Research School of
Physical Science and Engineering */
/* '4' Institute for Molecular Science, Okazaki */
/* '5' Institute of Particle and Nuclear Studies */
/* '6' Physics Department */
/* '7' Cyclotron and Radioisotope Center */
/* '10' Department of Physics */
REF=(PR/C'11', RBF'12');
VLP=(67(2003)064601'11', 33(2003)263'12');
/* '12' V.Guimaraes et al., Proceedings of the XXV Workshop on
Nuclear Physics in Brazil (Sao Pedro, 2002) */
RCTS=14N(3HE,6HE)11N;
PHQS=(ENGY-SPEC'13', RESN-ENGY'14', ANGL-DSTRN, OPT-POTL-PARA);
/* '13' 6He energy spectra */
/* '14' Energy above the 10C+p threshold (decay energy) of the 11N
reasonance */
/*===================================================================*/
/* Experimental Conditions */
/*===================================================================*/
\\EXP,1;
/* 2003-10-03 : Compiled */
RTY=PKUP;
ENR=99.95%;
CHM=ELM;
PHYS-FORM=GAS;
THK-TGT=XMG/CM**2'15';
/* '15' 14N2 gas target filled to a pressure of about 21 cm Hg */
POL-TGT=0%;
ALGN-TGT=0%;
ACC=CYC;
INST-ACC=2JPNTOK'16';
/* '16' Center for Nuclear Study */
INC-ENGY-LAB=73.40MEV;
ERS-PRJ=0.05MEV;
BEAM-INTNSTY=[0.5UA;
POL-PRJ=0%;
DET-PARTCL=6HE;
COINC=NO;
ANT-COINC=NO;
DET-SYS=(MAG'17',PROP-CNTR'18',SCT'19',TOF'20',EDE'21');
/* '17' QDD type spectrograph to analyze 6He and other products
/* '18' Gas proportinal counter to detect reaction products and
measure energy loss */
/* '19' To measure energy and time-of-flight */
/* '20' ToF was obtained from the time interval between
cyclotron-rf and fast signal from plastic scintillator. */
/* '21' E and Delta E are obtained from plastic scintillator and
proportional counter. */
ERS-DET=[200KEV'22';
/* '22' FWHM */
CALB-DET=/ The known states of 21Mg from 24Mg(3He,6He)21Mg is used for
energy calibration. /;
/* Experimental Method:
- Time-of-flight (ToF was obtained from the time interval between
cyclotron-rf and fast signal from plastic scintillator.)
- Particle identification by 'E/Delta E' measurement (E and Delta
E are obtained from plastic scintillator and proportional
counter.)
RCT=14N(3HE,6HE)11N;
PHQ=ENGY-SPEC'23';
/* '23' 6He energy spectra */
ANL=RMTRX-THEORY;
/*===================================================================*/
/* Descriptive Parameters */
/*===================================================================*/
\\DATA,1;
INC-ENGY-LAB=73.40MEV;
RSD=11N;
THTL=6.8DEG;
/*===================================================================*/
/* Data Table */
/*===================================================================*/
\DATA;
EXC-ENGY'24' DSIGMA/DOMEGA/DE DELTA-DSIGMA/DOMEGA/DE'25'
(MEV) (NB/SR/MEV) (NB/SR/MEV)
0.000 0. +-0.0
0.100 0. +-0.0
0.200 0. +-0.0
0.300 4. +-4.06
0.400 7. +-5.21
0.500 15. +-7.97
0.600 7. +-5.49
0.700 14. +-7.50
0.800 15. +-7.84
0.900 15. +-7.92
1.000 19. +-8.79
1.100 11. +-6.64
1.200 31. +-11.33
1.300 37. +-12.43
1.400 70. +-17.04
1.500 45. +-13.59
1.600 60. +-15.77
1.700 61. +-15.87
1.800 97. +-20.09
1.900 85. +-18.75
2.000 157. +-25.53
2.100 216. +-29.91
2.200 140. +-24.08
2.300 170. +-26.53
2.400 207. +-29.28
2.500 234. +-31.13
2.600 188. +-27.94
2.700 175. +-26.96
2.800 143. +-24.35
2.900 143. +-24.36
3.000 124. +-22.68
3.100 100. +-20.39
3.200 105. +-20.91
3.300 116. +-21.97
3.400 115. +-21.87
3.500 162. +-25.91
3.600 160. +-25.79
3.700 181. +-27.41
3.800 183. +-27.58
3.900 187. +-27.88
4.000 193. +-28.27
4.100 186. +-27.78
4.200 272. +-33.60
4.300 351. +-38.16
4.400 466. +-43.98
4.500 596. +-49.71
4.600 541. +-47.37
4.700 390. +-40.21
4.800 347. +-37.92
4.900 312. +-35.99
5.000 375. +-39.43
5.100 267. +-33.27
5.200 244. +-31.81
5.300 427. +-42.09
5.400 485. +-44.84
5.500 494. +-45.26
5.600 393. +-40.40
5.700 464. +-43.89
5.800 533. +-47.01
5.900 635. +-51.35
6.000 713. +-54.37
6.100 709. +-54.25
6.200 679. +-53.07
6.300 566. +-48.44
6.400 445. +-42.97
6.500 475. +-44.41
6.600 503. +-45.68
6.700 544. +-47.49
6.800 564. +-48.35
6.900 454. +-43.40
7.000 407. +-41.09
7.100 448. +-43.11
7.200 372. +-39.31
7.300 370. +-39.16
7.400 382. +-39.79
7.500 386. +-40.01
\END;
/*===================================================================*/
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