Asymmetry of spin-flip of polarized protons in the inelastic scattering to the first2+states ofTi48andTi50

1990 ◽  
Vol 41 (4) ◽  
pp. 1486-1494 ◽  
Author(s):  
M. Tomizawa ◽  
T. Aoki ◽  
Y. Aoki ◽  
T. Murayama ◽  
T. Sakai ◽  
...  
1977 ◽  
Vol 69 (2) ◽  
pp. 154-156 ◽  
Author(s):  
J.M. Moss ◽  
W.D. Cornelius ◽  
D.R. Brown

1978 ◽  
Vol 79 (1-2) ◽  
pp. 47-51 ◽  
Author(s):  
R. de Swiniarski ◽  
Dinh-Lien Pham ◽  
G. Bagieu

1983 ◽  
Vol 410 (3) ◽  
pp. 399-420 ◽  
Author(s):  
C. Djalali ◽  
N. Marty ◽  
M. Morlet ◽  
A. Willis ◽  
J.C. Jourdain ◽  
...  

1973 ◽  
Vol 51 (12) ◽  
pp. 1293-1299 ◽  
Author(s):  
R. de Swiniarski ◽  
H. E. Conzett ◽  
C. R. Lamontagne ◽  
B. Frois ◽  
R. J. Slobodrian

Angular distributions of the analyzing power and cross sections have been measured for the elastic and inelastic scattering of 25.25 MeV protons exciting the K = 0+ ground-state band in 28Si. Good agreement with experiment is obtained in the coupled-channels formalism on the basis of the rotational model with a quadrupole deformation β2 = −0.40 (oblate) and a hexadecapole deformation β4 = +0.15. The calculations show the great sensitivity of the experimental results to both the magnitude and sign of the quadrupole and hexadecapole deformations. Equivalent fits of the data were obtained either by keeping the deformation length of the various deformed terms of the optical potential constant (δ0 = β0R0 = βIRI = βLSRLS) or by increasing the deformation of the spin–orbit optical potential relative to the central potential by a factor of 1.5 (βLS = 1.5βcent).


1975 ◽  
Vol 254 (1) ◽  
pp. 156-168 ◽  
Author(s):  
R. De Leo ◽  
G. D′erasmo ◽  
F. Ferrero ◽  
A. Pantaleo ◽  
M. Pignanelli

1971 ◽  
Vol 27 (23) ◽  
pp. 1590-1593 ◽  
Author(s):  
R. Boyd ◽  
S. Davis ◽  
C. Glashausser ◽  
C. F. Haynes

1979 ◽  
Vol 57 (4) ◽  
pp. 540-549 ◽  
Author(s):  
R. de Swiniarski ◽  
Dinh-Lien Pham ◽  
G. Bagieu ◽  
H. V. Geramb

Analyzing powers and cross sections have been measured for elastic and inelastic scattering of 40 MeV polarized protons from 90Zr and 92Zr. The analysis has been carried out in the DWBA within the framework of the macroscopic and microscopic models. Furthermore, the coupled-channels calculations using the vibrational model and the full Thomas form for the spin–orbit potential give a very good description for both the cross sections and the analyzing powers of the iow-lying2+, 3−, 5−, and 4+ states in 92Zr and the 2+ and 3− in 90Zr. The cross section and analyzing power for the first 2+ state in these nuclei were compared with previous results at 30 and 20.3 MeV, and from this comparison a certain energy dependence of the relative strength of the spin–orbit deformation to the central deformation could be observed. Microscopic model calculations with tensor and spin–orbit components included in the projectile–target real interaction and with an exact treatment of knock-on' exchange have been performed for the 2+ states in these nuclei. An attempt has also been made in order to include the imaginary component in the N–N interaction. For these calculations, rather good agreement was obtained especially for the 2+ state in 92Zr but poor agreement for 90Zr. Finally, valence plus core polarization calculations have also been done and showed a very good agreement between theory and experiment for those 2+ transitions.


1981 ◽  
Author(s):  
M. Tanaka ◽  
J. Kawa ◽  
T. Fukuda ◽  
S. Nakayama ◽  
I. Miura ◽  
...  

1993 ◽  
Vol 106 (8) ◽  
pp. 1119-1132 ◽  
Author(s):  
R. de Swiniarski ◽  
F. T. Bakers ◽  
A. Scott ◽  
C. Glashausser ◽  
K. W. Jones

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