Covariant model for proton-proton bremsstrahlung: Comparison with high-precision data

被引:13
作者
Cozma, MD
Martinus, GH
Scholten, O
Timmermans, RGE
Tjon, JA
机构
[1] Univ Groningen, KVI, NL-9747 AA Groningen, Netherlands
[2] Univ Utrecht, Inst Theoret Phys, NL-3508 TA Utrecht, Netherlands
来源
PHYSICAL REVIEW C | 2002年 / 65卷 / 02期
关键词
D O I
10.1103/PhysRevC.65.024001
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
We compare a relativistic covariant model for proton-proton bremsstrahlung with high-quality data from KVI. The agreement in large parts of phase space is satisfactory. However, remarkably large discrepancies are observed for specific kinematic regions. These failures are shown to occur primarily when the final two-nucleon system has energies less than about 15 MeV.
引用
收藏
页数:4
相关论文
共 37 条
[11]  
FLEISCHER J, 1990, NUCL PHYS, V21, P87
[12]   PROTON-PROTON BREMSSTRAHLUNG AND THE OFF-SHELL BEHAVIOR OF THE NN INTERACTION [J].
HERRMANN, V ;
NAKAYAMA, K ;
SCHOLTEN, O ;
ARELLANO, H .
NUCLEAR PHYSICS A, 1995, 582 (3-4) :568-602
[13]   RELATIVISTIC EFFECTS IN PROTON-PROTON BREMSSTRAHLUNG [J].
HERRMANN, V ;
NAKAYAMA, K .
PHYSICAL REVIEW C, 1992, 46 (06) :2199-2212
[14]   High-precision proton-proton bremsstrahlung measurements below the pion-production threshold [J].
Huisman, H ;
Bacelar, JCS ;
van Goethem, MJ ;
Harakeh, MN ;
Hoefman, M ;
Kalantar-Nayestanaki, N ;
Löhner, H ;
Messchendorp, JG ;
Ostendorf, RW ;
Schadmand, S ;
Scholten, O ;
Timmermans, RGE ;
Turrisi, R ;
Volkerts, M ;
Wilschut, HW ;
Simon, RS ;
Kugler, A ;
Wagner, V .
PHYSICAL REVIEW LETTERS, 1999, 83 (20) :4017-4020
[15]   Dynamical effects in proton-proton bremsstrahlung for non-coplanar geometries [J].
Huisman, H ;
Bacelar, JCS ;
van Goethem, MJ ;
Harakeh, MN ;
Hoefman, M ;
Kalantar-Nayestanaki, N ;
Löhner, H ;
Messchendorp, JG ;
Ostendorf, RW ;
Schadmand, S ;
Scholten, O ;
Simon, RS ;
Timmermans, RGE ;
Volkerts, M ;
Wilschut, HW .
PHYSICS LETTERS B, 2000, 476 (1-2) :9-14
[16]  
HUISMAN H, UNPUB
[17]   RELATIVISTIC ANALYSIS OF MESON EXCHANGE CURRENTS IN ELASTIC ELECTRON-DEUTERON SCATTERING [J].
HUMMEL, E ;
TJON, JA .
PHYSICAL REVIEW C, 1990, 42 (01) :423-437
[18]   RELATIVISTIC DESCRIPTION OF ELECTRON-SCATTERING ON THE DEUTERON [J].
HUMMEL, E ;
TJON, JA .
PHYSICAL REVIEW C, 1994, 49 (01) :21-39
[19]  
Kalantar-Nayestanaki N, 1998, NUCL PHYS A, V631, p242C
[20]   Electromagnetic off-shell effects in proton-proton bremsstrahlung [J].
Kondratyuk, S ;
Martinus, G ;
Scholten, O .
PHYSICS LETTERS B, 1998, 418 (1-2) :20-26