J-matrix method of scattering in one dimension: The nonrelativistic theory

A. D. Alhaidari*, H. Bahlouli, M. S. Abdelmonem

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

13 Scopus citations

Abstract

We formulate a theory of nonrelativistic scattering in one dimension based on the J-matrix method. The scattering potential is assumed to have a finite range such that it is well represented by its matrix elements in a finite subset of a basis that supports a tridiagonal matrix representation for the reference wave operator. Contrary to our expectation, the 1D formulation reveals a rich and highly nontrivial structure compared to the 3D formulation. Examples are given to demonstrate the utility and accuracy of the method. It is hoped that this formulation constitutes a viable alternative to the classical treatment of 1D scattering problem and that it will help unveil new and interesting applications.

Original languageEnglish
Pages (from-to)2561-2578
Number of pages18
JournalAnnals of Physics
Volume324
Issue number12
DOIs
StatePublished - Dec 2009

Bibliographical note

Funding Information:
Partial support of this work by King Fahd University of Petroleum and Minerals under project SB-090001 is deeply appreciated. The financial support by the Saudi Center for Theoretical Physics (SCTP) is highly acknowledged.

Keywords

  • J-matrix
  • One dimension
  • Phase shift
  • Recursion relation
  • Reflection
  • Scattering
  • Transmission
  • Tridiagonal physics

ASJC Scopus subject areas

  • General Physics and Astronomy

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