(p, γ) Resonance-Curve Shapes and Measurements of Resonance Energies withH2+Beams

1963 ◽  
Vol 132 (4) ◽  
pp. 1710-1719 ◽  
Author(s):  
R. O. Bondelid ◽  
J. W. Butler
1963 ◽  
Vol 130 (3) ◽  
pp. 1078-1090 ◽  
Author(s):  
R. O. Bondelid ◽  
J. W. Butler

1988 ◽  
Vol 53 (9) ◽  
pp. 2023-2054 ◽  
Author(s):  
Milan Randić ◽  
Sonja Nikolić ◽  
Nenad Trinajstić

The conjugated circuits model is applied to heterocycles containing divalent sulfur. A novel parametrization is introduced for 4n + 2 and 4n conjugated circuits containing a single sulfur atom. The relative aromatic stabilities of a number of heterocyclic systems containing divalent sulfur are studied. Comparison is made whenever possible with earlier reported resonance energies of these compounds, obtained by using Huckel MO and SCF π-MO models, and appropriate reference structures. Special attention is given to positional isomers. An explanation of the differences amongst such isomers is given.


1980 ◽  
Vol 169 (1) ◽  
pp. 185-198 ◽  
Author(s):  
S. Cierjacks ◽  
F. Hinterberger ◽  
G. Schmalz ◽  
D. Erbe ◽  
P.v. Rossen ◽  
...  

2006 ◽  
Vol 648 (2) ◽  
pp. L139-L142 ◽  
Author(s):  
Y. Terada ◽  
T. Mihara ◽  
M. Nakajima ◽  
M. Suzuki ◽  
N. Isobe ◽  
...  

1995 ◽  
Vol 10 (12) ◽  
pp. 3124-3128 ◽  
Author(s):  
Z.S. Zheng ◽  
J.R. Liu ◽  
X.T. Cui ◽  
W.K. Chu ◽  
S.P. Rangarajan ◽  
...  

The simultaneous determination of light element contamination levels and accurate nitrogen-to-metal ratios in nitride thin films deposited on silicon substrates is demonstrated by using α-particle beam energies in the range 3–4 MeV. In this energy range, significant light element sensitivity enhancements are observed, while the heavy elements show classical Rutherford behavior. The use of resonance scattering at different resonance energies is shown to be the method of choice for analyzing BN films on silicon. Also, a technique is suggested for analyzing very thin films in which an aluminum foil substrate and buffer layer are used to enhance sensitivities.


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