Gaussian Expansion Method for Few-Body Systems――From Atom/Molecule to Quark Systems――

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Other Title
  • ガウス関数展開法による少数粒子系の精密計算――原子・分子からクォーク系まで―― (解説)
  • ガウス関数展開法による少数粒子系の精密計算--原子・分子からクォーク系まで
  • ガウス カンスウ テンカイホウ ニ ヨル ショウスウ リュウシケイ ノ セイミツ ケイサン ゲンシ ブンシ カラ クォークケイ マデ

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Abstract

Gaussian expansion method that has been proposed and developed by the authors is reviewed. The method takes all the sets of rearrangement Jacobi coordinates and constructs the few-body Gaussian basis functions on the coordinates, setting the Gaussian ranges to lie in geometric progression. The method is suited for describing both the short-range correlations and long-range tail behavior, and has extensively been applied to various types of few-body problems in physics including both bound states and scattering states.

Journal

  • Butsuri

    Butsuri 61 (1), 27-35, 2006-01-05

    The Physical Society of Japan

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