Bound state inequality for high mass exchanges in a scalar field model

被引：1

作者：

De Leo, S. ^{[1
]}

Rotelli, P. ^{[2
,3
]}

机构：

[1] Univ Estadual Campinas, Dept Appl Math, BR-13083970 Campinas, SP, Brazil

[2] Univ Lecce, Dept Phys, I-73100 Lecce, Italy

[3] Ist Nazl Fis Nucl, I-73100 Lecce, Italy

来源：

EUROPEAN PHYSICAL JOURNAL C | 2008年 / 53卷 / 04期

关键词：

D O I：

10.1140/epjc/s10052-007-0497-y

中图分类号：

O412 [相对论、场论]; O572.2 [粒子物理学];

学科分类号：

摘要：

Ladder diagrams are relevant for the study of bound states. The condition on the coupling strength for the existence of a bound state has been deduced in a scalar field theory for the case of low mass exchanges. We apply this approach to the case of very high mass exchanges.

引用

页码：659 / 666

页数：8

共 18 条

[1]

[Anonymous], 1977, Quantum mechanics

[2] Flavor and chiral oscillations with Dirac wave packets [J].

Bernardini, AE ;

De Leo, S .

PHYSICAL REVIEW D, 2005, 71 (07) :1-12

[3]

Bethe H. A., 1957, QUANTUM MECH ONE 2 E

[4] LINEAR INTEGRAL EQUATIONS FOR RELATIVISTIC MULTICHANNEL SCATTERING [J].

BLANKENBECLER, R ;

SUGAR, R .

PHYSICAL REVIEW, 1966, 142 (04) :1051-+

[5] Amplification of coupling for Yukawa potentials [J].

De Leo, S ;

Rotelli, P .

PHYSICAL REVIEW D, 2004, 69 (03)

[6]

Flugge S, 1999, PRACTICAL QUANTUM ME

[7] 3-DIMENSIONAL COVARIANT INTEGRAL EQUATIONS FOR LOW-ENERGY SYSTEMS [J].

GROSS, F .

PHYSICAL REVIEW, 1969, 186 (05) :1448-+

[8]

Gross F., 1993, RELATIVISTIC QUANTUM

[9] KLEIN PARADOX AND ITS RESOLUTION [J].

HANSEN, A ;

RAVNDAL, F .

PHYSICA SCRIPTA, 1981, 23 (06) :1036-1042

[10]

Itzykson C., 1985, QUANTUM FIELD THEORY

← 1 2 →