Exact Green function for a Dirac particle in a weak gravitational plane wave field. Alternative path integral approach

2012 ◽  
Vol 53 (7) ◽  
pp. 072303
Author(s):  
H. K. Ould-Lahoucine ◽  
L. Chetouani
Open Physics ◽  
2009 ◽  
Vol 7 (1) ◽  
Author(s):  
Hassen Ould Lahoucine ◽  
Lyazid Chetouani

AbstractThe Green function for a Dirac particle subject to a plane wave field is constructed according to the path integral approach and the Barut’s electron model. Then it is exactly determined after having fixed a matrix U chosen so that the equations of motion are those of a free particle, and by using the properties of the plane wave and also with some shifts.


2013 ◽  
Vol 2013 ◽  
pp. 1-15
Author(s):  
Sami Boudieb ◽  
Lyazid Chetouani

The Green function for a Dirac particle moving in a non-Abelian field and having a particular form is exactly determined by the path integral approach. The wave functions were deduced from the residues of Green’s function. It is shown that the classical paths contributed mainly to the determination of the Green function.


2001 ◽  
Vol 64 (4) ◽  
pp. 285-291 ◽  
Author(s):  
S Zeggari ◽  
T Boudjedaa ◽  
L Chetouani

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