STRONG-COUPLING EXPANSION FOR THE ANHARMONIC-OSCILLATORS -D2/DX2+X2+LAMBDA-X2N

被引：32

作者：

GUARDIOLA, R

SOLIS, MA

ROS, J

机构：

[1] UNIV NACL AUTONOMA MEXICO,INST FIS,MEXICO CITY 01000,DF,MEXICO

[2] UNIV VALENCIA ESTUDI GEN,CSIC,IFIC,CTR MIXT,DEPT FIS TEOR,E-46100 BURJASSOT,SPAIN

来源：

NUOVO CIMENTO DELLA SOCIETA ITALIANA DI FISICA B-GENERAL PHYSICS RELATIVITY ASTRONOMY AND MATHEMATICAL PHYSICS AND METHODS | 1992年 / 107卷 / 06期

关键词：

D O I：

10.1007/BF02723178

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

A perturbation expansion based on a modified and scaled harmonic oscillator combined with Pade extrapolation techniques has been used to determine the expansion of the ground-state energy in fractional and negative powers of the coupling constant, valid for large values of lambda.

引用

收藏

页码：713 / 724

页数：12

相关论文

共 28 条

[1]

ARIAS F, 1989, J PHYS A, V22, P1933

[2] HOLOMORPHIC REPRESENTATION OF A SET OF SUPERCOHERENT CANONICAL COORDINATES FOR A QUANTUM OSCILLATOR WITH X2K ANHARMONICITY [J].

ARPONEN, JS ;

BISHOP, RF .

PHYSICAL REVIEW LETTERS, 1990, 64 (02) :111-114

[3] INDEPENDENT-CLUSTER PARAMETRIZATIONS OF WAVE-FUNCTIONS IN MODEL FIELD-THEORIES .1. INTRODUCTION TO THEIR HOLOMORPHIC REPRESENTATIONS [J].

ARPONEN, JS ;

BISHOP, RF .

ANNALS OF PHYSICS, 1991, 207 (01) :171-217

[4] GENERAL ANHARMONIC OSCILLATORS [J].

BANERJEE, K .

PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES, 1978, 364 (1717) :265-275

[5] ANHARMONIC-OSCILLATOR [J].

BANERJEE, K ;

BHATNAGAR, SP ;

CHOUDHRY, V ;

KANWAL, SS .

PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-MATHEMATICAL AND PHYSICAL SCIENCES, 1978, 360 (1703) :575-586

[6] ANHARMONIC-OSCILLATORS AND DOUBLE WELLS - CLOSED-FORM GLOBAL APPROXIMANTS FOR EIGENVALUES [J].

BANERJEE, K ;

BHATTACHARJEE, JK .

PHYSICAL REVIEW D, 1984, 29 (06) :1111-1115

[7] ANHARMONIC OSCILLATOR [J].

BENDER, CM ;

WU, TT .

PHYSICAL REVIEW, 1969, 184 (05) :1231-&

[8] TRANSLATIONALLY-INVARIANT COUPLED CLUSTER THEORY FOR SIMPLE FINITE SYSTEMS [J].

BISHOP, RF ;

FLYNN, MF ;

BOSCA, MC ;

BUENDIA, E ;

GUARDIOLA, R .

PHYSICAL REVIEW C, 1990, 42 (04) :1341-1360

[9] VARIATIONAL AND COUPLED-CLUSTER CALCULATIONS OF THE SPECTRA OF ANHARMONIC-OSCILLATORS [J].

BISHOP, RF ;

FLYNN, MF .

PHYSICAL REVIEW A, 1988, 38 (05) :2211-2232

[10] PATHS TO OPTIMIZATION IN THE MULTISTATE RAYLEIGH-RITZ VARIATIONAL METHOD - APPLICATIONS TO THE DOUBLE-WELL QUANTUM ANHARMONIC-OSCILLATOR [J].

BISHOP, RF ;

FLYNN, MF ;

BOSCA, MC ;

GUARDIOLA, R .

PHYSICAL REVIEW A, 1989, 40 (11) :6154-6168