THE O-16(GAMMA,2N) REACTION MEASURED WITH TAGGED PHOTONS

被引:34
|
作者
MACGREGOR, IJD
ANNAND, JRM
ANTHONY, I
DANCER, SN
DORAN, SM
HALL, SJ
KELLIE, JD
MCGEORGE, JC
MILLER, GJ
OWENS, RO
WALLACE, PA
SCHOCH, B
SCHMIEDEN, H
VOGT, JM
KLEIN, S
机构
[1] UNIV MAINZ,INST KERNPHYS,W-6500 MAINZ,GERMANY
[2] UNIV TUBINGEN,INST PHYS,W-7400 TUBINGEN 1,GERMANY
关键词
O-16(GAMMA; NP)(GAMMA; 2P); E=80-131 MEV MEASURED YIELD VERSUS; MISSING ENERGY SIGMA; QUASIDEUTERON MODEL; PHASE-SPACE MONTE-CARLO CALCULATIONS; NATURAL TARGETS; TAGGED PHOTONS;
D O I
10.1016/0375-9474(91)90490-W
中图分类号
O57 [原子核物理学、高能物理学];
学科分类号
070202 ;
摘要
The results of tagged photon measurements of the O-16(gamma, pn), O-16(gamma, pp) reactions, carried out with photons of energies 80-131 MeV, are presented. Missing energy spectra for both reactions, with an energy resolution of 7 MeV have been obtained. The O-16(gamma, pn) missing energy spectrum is very similar to that recently measured for the C-12(gamma, pN) reaction. In both cases the recoil momentum distributions are quantitatively described by a quasideuteron mechanism. Using normalisation factors based on this mechanism the average cross section for the O-16(gamma, pn) reaction, for nucleons ejected from the lp shell, is 510 +/- 95-mu-b. The corresponding cross section for the O-16(gamma, pp) reaction is 10.0 +/- 3.0-mu-b.
引用
收藏
页码:269 / 291
页数:23
相关论文
共 50 条
  • [31] OBSERVATIONS ON THE PHOTODISINTEGRATION OF O-16 THROUGH THE INVERSE PROCESS N-15(P,GAMMA)O-16
    TANNER, NW
    THOMAS, GC
    MEYERHOF, WE
    NUOVO CIMENTO, 1959, 14 (01): : 257 - 259
  • [32] INTERFERENCE BETWEEN THE GIANT-DIPOLE RESONANCE IN O-16 AND THE DOORWAY FOR THE O-16(GAMMA,D0)N-14 REACTION
    WISSINK, SW
    CALARCO, JR
    HANNA, SS
    BULLETIN OF THE AMERICAN PHYSICAL SOCIETY, 1979, 24 (04): : 646 - 647
  • [33] EXCITATION OF THE (P3/2)-1 HOLE STATE IN THE O-16(GAMMA,N)O-15 REACTION
    SCHOCH, B
    GORINGER, H
    PHYSICS LETTERS B, 1982, 109 (1-2) : 11 - 14
  • [34] EVIDENCE FOR THE ISOVECTOR GIANT QUADRUPOLE-RESONANCE IN O-16 FROM THE O-16(GAMMA,NO)O-15 REACTION
    PHILLIPS, TW
    JOHNSON, RG
    PHYSICAL REVIEW C, 1979, 20 (05): : 1689 - 1699
  • [35] THE REACTION O-16(GAMMA,P)N-15 AT ENERGIES UP TO 120 MEV
    KHODYACHIKH, AF
    VATSET, PI
    DOGYUST, IV
    KIRICHENKO, VV
    UKRAINSKII FIZICHESKII ZHURNAL, 1980, 25 (02): : 229 - 234
  • [36] RECHERCHE DE LA REACTION (GAMMA, 2N) SUR LOXYGENE 16 BOMBARDE PAR DES PHOTONS DE 31 MEV
    MORICEAU, Y
    BERTIN, A
    JOURNAL DE PHYSIQUE, 1964, 25 : A129 - A130
  • [37] FUSION CROSS-SECTIONS FOR O-16 + O-16 REACTION
    FERNANDEZ, B
    GAARDE, C
    LARSEN, JS
    PONTOPPIDAN, S
    VIDEBAEK, F
    NUCLEAR PHYSICS A, 1978, 306 (1-2) : 259 - 284
  • [38] O-16(O-16,ALPHA)SI-28 REACTION
    SCHIFFER, JP
    WHARTON, WR
    DEBEVEC, PT
    BULLETIN OF THE AMERICAN PHYSICAL SOCIETY, 1973, 18 (04): : 565 - 565
  • [39] THE REACTION C-14(HE-3,N)O-16 AND THE COEXISTENCE MODEL OF O-16
    CECIL, FE
    ANDERSON, RE
    DURRANCE, SA
    PETERSON, RJ
    WIEMAN, HH
    NUCLEAR PHYSICS A, 1981, 370 (02) : 277 - 283
  • [40] THE ANALYZING POWER OF THE C-12(GAMMA,P) REACTION MEASURED USING TAGGED POLARIZED PHOTONS
    YOKOKAWA, J
    KONNO, O
    NOMURA, I
    SUDA, T
    SUZUKI, T
    TERASAWA, T
    TORIZUKA, Y
    MAEDA, K
    EDEN, J
    MCLEAN, D
    THOMPSON, M
    JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 1988, 57 (03) : 695 - 698