Time dependent integral equation approaches to quantum scattering: Comparative application to atom–rigid rotor multichannel scattering

1992 ◽  
Vol 96 (7) ◽  
pp. 5039-5046 ◽  
Author(s):  
Omar A. Sharafeddin ◽  
Donald J. Kouri ◽  
Richard S. Judson ◽  
David K. Hoffman
Author(s):  
Toufic S. Abboud ◽  
Joseph M. Gharib ◽  
Jean Claude Nédélec ◽  
Toni G. Sayah

Abstract We are interested in the numerical approximation of the problem of the scattering of a transient acoustic plane wave by a bounded obstacle in IR2 or IR3, using the boundary integral equation method. In the frequency domain it has been recently developed a boundary finite element method where the mesh size is like O(λ1/3) instead of O(λ) (λ is the wavelength) and where the obstacle is convex. This paper presents the implementation of the idea on the retarted potential representation.


2005 ◽  
Vol 21 (09) ◽  
pp. 1022-1027 ◽  
Author(s):  
ZUO Guo-ping ◽  
◽  
TANG Bi-yu ◽  
HAN Ke-li

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