ON CONTRIBUTION OF INSTANTONS TO NUCLEON SUM-RULES

被引：48

作者：

DOROKHOV, AE ^{[1
]}

KOCHELEV, NI ^{[1
]}

机构：

[1] ACAD SCI KASSR, INST HIGH ENERGY PHYS, ALMA ATA 480082, KAZAKHSTAN, USSR

来源：

ZEITSCHRIFT FUR PHYSIK C-PARTICLES AND FIELDS | 1990年 / 46卷 / 02期

关键词：

D O I：

10.1007/BF01556005

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：

The contribution of instantons to nucleon QCD sum rules is obtained. It is shown that this contribution does provide stabilization of the sum rules and leads to formation of a nucleon as a bound state of quarks in the instanton field. © 1990 Springer-Verlag.

引用

页码：281 / 283

页数：3

共 23 条

[1]

BELYAEV VM, 1982, ZH EKSP TEOR FIZ+, V83, P876

[2]

BOGOLUBOV PN, 1987, 8 P INT C QUANT FIEL, P174

[3] QCD VACUUM EFFECT ON HADRON ELECTROMAGNETIC-MASS DIFFERENCES [J].

DOROKHOV, AE ;

KOCHELEV, NI .

ZEITSCHRIFT FUR PHYSIK C-PARTICLES AND FIELDS, 1988, 37 (03) :377-379

[4]

DOROKHOV AE, 1986, P INT C QUARKS 86 TB, P392

[5]

DOROKHOV AE, 1986, JINR E286847 PREPR

[6]

DYAKONOV DI, 1985, ZH EKSP TEOR FIZ+, V89, P751

[7] INSTANTON-BASED VACUUM FROM THE FEYNMAN VARIATIONAL PRINCIPLE [J].

DYAKONOV, DI ;

PETROV, VY .

NUCLEAR PHYSICS B, 1984, 245 (02) :259-292

[8] BARYON MASSES AND CHIRAL SYMMETRY-BREAKING [J].

ESPRIU, D ;

PASCUAL, P ;

TARRACH, R .

NUCLEAR PHYSICS B, 1983, 214 (02) :285-298

[9] THE ROLE OF INSTANTONS IN GENERATION OF MESONIC MASS-SPECTRUM [J].

GESHKENBEIN, BV ;

IOFFE, BL .

NUCLEAR PHYSICS B, 1980, 166 (02) :340-364

[10] CALCULATION OF BARYON MASSES IN QUANTUM CHROMODYNAMICS [J].

IOFFE, BL .

NUCLEAR PHYSICS B, 1981, 188 (02) :317-341

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