IS THE 20-DOMINANCE MODEL VALID IN CHARM DECAYS, TOO

被引：17

作者：

KATUYA, M

KOIDE, Y

机构：

[1] Laboratory of Physics, Shizuoka Women's University, Shizuoka 422

来源：

PHYSICAL REVIEW D | 1979年 / 19卷 / 09期

关键词：

D O I：

10.1103/PhysRevD.19.2631

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

It is pointed out that studies of B(D→lνX)B(D→Kπ) and B(D→Kππ)B(D→Kπ) based on quantum chromodynamics lead to SU(4) 20-plet dominance for the weak interaction of current-current type. We predict Γ(D+→all)Γ(D0→all)0.05. © 1979 The American Physical Society.

引用

收藏

页码：2631 / 2634

页数：4

相关论文

共 28 条

[1] ENHANCEMENT OF NON-LEPTONIC DECAYS OF CHARMED PARTICLES [J].

ALTARELLI, G ;

CABIBBO, N ;

MAIANI, L .

NUCLEAR PHYSICS B, 1975, B 88 (02) :285-288

[2] OCTET ENHANCEMENT OF NON-LEPTONIC WEAK INTERACTIONS IN ASYMPTOTICALLY FREE GAUGE THEORIES [J].

ALTARELLI, G ;

MAIANI, L .

PHYSICS LETTERS B, 1974, B 52 (03) :351-354

[3] POSSIBILITY THAT CHARMED VECTOR-MESONS ARE LIGHTER THAN CHARMED PSEUDOSCALARS [J].

ALTARELLI, G ;

CABIBBO, N ;

MAIANI, L .

PHYSICAL REVIEW LETTERS, 1975, 35 (10) :635-638

[4]

BACINO W, 1978, PHYS REV LETT, V40, P671, DOI 10.1103/PhysRevLett.40.671

[5] 2-BODY DECAYS OF CHARMED MESONS [J].

CABIBBO, N ;

MAIANI, L .

PHYSICS LETTERS B, 1978, 73 (4-5) :418-422

[6] LIFETIME OF CHARMED PARTICLES [J].

CABIBBO, N ;

MAIANI, L .

PHYSICS LETTERS B, 1978, 79 (01) :109-111

[7]

EINHORN M, 1975, PHYSICAL REVIEW LETT, V35, P1407

[8] NONLEPTONIC DECAYS OF CHARMED MESONS - IMPLICATIONS FOR E+E-ANNIHILATION [J].

EINHORN, MB ;

QUIGG, C .

PHYSICAL REVIEW D, 1975, 12 (07) :2015-2030

[9] WEAK DECAYS OF HIGH-MASS HADRONS [J].

ELLIS, J ;

GAILLARD, MK ;

NANOPOULOS, DV .

NUCLEAR PHYSICS B, 1975, 100 (02) :313-328

[10] F-DECAY AND D-DECAY [J].

FAKIROV, D ;

STECH, B .

NUCLEAR PHYSICS B, 1978, 133 (02) :315-326