MEASUREMENTS OF L X-RAY-FLUORESCENCE CROSS-SECTIONS AND YIELDS FOR ELEMENTS IN THE ATOMIC RANGE 41-LESS-THAN-OR-EQUAL-TO-Z-LESS-THAN-OR-EQUAL-TO-52 AT 5.96 KEV

被引:56
作者
GARG, RR
PURI, S
SINGH, S
MEHTA, D
SHAHI, JS
GARG, ML
SINGH, N
MANGAL, PC
TREHAN, PN
机构
[1] PANJAB UNIV,DEPT PHYS,CHANDIGARH 160014,INDIA
[2] PANJAB UNIV,DEPT BIOPHYS,CHANDIGARH 160014,INDIA
关键词
D O I
10.1016/0168-583X(92)95228-J
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
Total L X-ray fluorescence (XRF) cross sections have been measured for ten elements in the atomic range 41 less-than-or-equal-to Z less-than-or-equal-to 52 at 5.96 keV. It is observed that the measured L XRF cross-section values for the elements in this region are in general agreement with the theoretical ones evaluated using L subshell fluorescent yields (omega(i)) and Coster-Kronig transition probabilities (f(ij)) based on the Relativistic Dirac-Hartree-Slater theory. The average L shell fluorescence yields (omega(L)BAR) have also been computed using the presently measured cross-section values and the theoretical L shell photoionisation cross-section values.
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收藏
页码:147 / 152
页数:6
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