γN→Δ transition form factors in quenched and NF=2 QCD

被引：3

作者：

Alexandrou, C ^{[1
]}

de Forcrand, P

Lippert, T

Neff, H

Negele, JW

Schilling, K

Schroers, W

Tsapalis, A

机构：

[1] Univ Cyprus, Dept Phys, CY-1678 Nicosia, Cyprus

[2] CERN, Div Theory, CH-1211 Geneva, Switzerland

[3] ETH, CH-8093 Zurich, Switzerland

[4] Univ Gesamthsch Wuppertal, Dept Phys, D-42097 Wuppertal, Germany

[5] Univ Athens, Inst Accelerating Syst & Appl, Athens, Greece

[6] Univ Athens, Dept Phys, Athens, Greece

[7] Boston Univ, Dept Phys, Boston, MA 02215 USA

[8] MIT, Ctr Theoret Phys, Nucl Sci Lab, Cambridge, MA 02139 USA

[9] MIT, Dept Phys, Cambridge, MA 02139 USA

来源：

NUCLEAR PHYSICS B-PROCEEDINGS SUPPLEMENTS | 2004年 / 129卷

关键词：

D O I：

10.1016/j.nuclphysbps.2003.12.140

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：

Calculations of the magnetic dipole, electric quadrupole and Coulomb quadrupole amplitudes for the transition gammaN --> Delta are presented both in quenched QCD and with two flavours of degenerate dynamical quarks.

引用

页码：302 / 304

页数：3

共 7 条

[1] Gauge-invariant two- and three- density correlators [J].

Alexandrou, C ;

de Forcrand, P ;

Tsapalis, A .

NUCLEAR PHYSICS B-PROCEEDINGS SUPPLEMENTS, 2003, 119 :422-424

[2] Calculation of the N to Δ electromagnetic transition matrix element [J].

Alexandrou, C ;

de Forcrand, P ;

Lippert, T ;

Neff, H ;

Negele, JW ;

Schilling, K ;

Schroers, W ;

Tsapalis, A .

NUCLEAR PHYSICS B-PROCEEDINGS SUPPLEMENTS, 2003, 119 :413-415

[3] Probing hadron wave functions in lattice QCD [J].

Alexandrou, C ;

de Forcrand, P ;

Tsapalis, A .

PHYSICAL REVIEW D, 2002, 66 (09)

[4]

ALEXANDROU C, HEPLAT0307009

[5]

EICKER N, 1999, PHYS REV D, V59

[6] BARYON OCTET TO DECUPLET ELECTROMAGNETIC-TRANSITIONS [J].

LEINWEBER, DB ;

DRAPER, T ;

WOLOSHYN, RM .

PHYSICAL REVIEW D, 1993, 48 (05) :2230-2249

[7] Search for quadrupole strength in the electroexcitation of the Δ+(1232) [J].

Mertz, C ;

Vellidis, CE ;

Alarcon, R ;

Barkhuff, DH ;

Bernstein, AM ;

Bertozzi, W ;

Burkert, V ;

Chen, J ;

Comfort, JR ;

Dodson, G ;

Dolfini, S ;

Dow, K ;

Farkhondeh, M ;

Finn, JM ;

Gilad, S ;

Gothe, RW ;

Jiang, X ;

Joo, K ;

Kaloskamis, NI ;

Karabarbounis, A ;

Kelly, JJ ;

Kowalski, S ;

Kunz, C ;

Lourie, RW ;

McIntyre, JI ;

Milbrath, BD ;

Miskimen, R ;

Mitchell, JH ;

Papanicolas, CN ;

Perdrisat, CF ;

Sarty, AJ ;

Shaw, J ;

Soong, SB ;

Tieger, D ;

Tschalær, C ;

Turchinetz, W ;

Ulmer, PE ;

Van Verst, S ;

Warren, GA ;

Weinstein, LB ;

Williamson, S ;

Woo, RJ ;

Young, A .

PHYSICAL REVIEW LETTERS, 2001, 86 (14) :2963-2966

← 1 →