Quenched chiral physics in baryon masses

Recent work has identified that the primary differences between quenched and dynamical spectroscopy can be described by chiral loop effects. Here we highlight the features of this study.

Note:

9 pages, 6 figures, uses ws-procs9x6.cls (included); Talk presented by R.D. Young at Joint Workshop on "Physics at Japan Hadron Facility (JHF)", Adelaide, Australia, 14-21 March 2002

talk: Adelaide 2002/03/14
quantum chromodynamics
lattice field theory
approximation: quenching
symmetry: chiral
baryon: mass
baryon: propagator
renormalization
Delta(1232): propagator
numerical calculations

References(13)

Figures(7)

Systematic correction of the chiral properties of quenched QCD

Ross Daniel Young
(
- Adelaide U.
)
,
Derek Bruce Leinweber
(
- Adelaide U.
)
,
Anthony William Thomas
(
- Adelaide U.
)
,
Stewart Victor Wright
(
- Adelaide U. and
- Liverpool U., Dept. Math.
)

e-Print:
- hep-lat/0111041

Chiral analysis of quenched baryon masses

Ross Daniel Young
(
- Adelaide U.
)
,
Derek Bruce Leinweber
(
- Adelaide U.
)
,
Anthony William Thomas
(
- Adelaide U.
)
,
Stewart Victor Wright
(
- Adelaide U. and
- Liverpool U. and
- Liverpool U., Dept. Math.
)

- Phys.Rev.D 66 (2002) 094507
•
e-Print:
- hep-lat/0205017
•
DOI:
- 10.1103/PhysRevD.66.094507

A New slant on hadron structure

William Detmold
(
- Adelaide U.
)
,
Derek Bruce Leinweber
(
- Adelaide U.
)
,
W. Melnitchouk
(
- Adelaide U. and
- Jefferson Lab
)
,
Anthony William Thomas
(
- Adelaide U.
)
,
Stewart Victor Wright
(
- Adelaide U.
)

- Pramana 57 (2001) 251-262
•
e-Print:
- nucl-th/0104043
•
DOI:
- 10.1007/s12043-001-0036-6

Quenched light hadron spectrum

CP-PACS

Collaboration

•

S. Aoki
(
- Tsukuba U. and
- Tokyo U., ICRR and
- KEK, Tsukuba
)

et al.

- Phys.Rev.Lett. 84 (2000) 238-241
•
e-Print:
- hep-lat/9904012
•
DOI:
- 10.1103/PhysRevLett.84.238

The QCD spectrum with three quark flavors

Claude W. Bernard
(
- Washington U., St. Louis
)
,
Tom Burch
(
- Arizona U.
)
,
Kostas Orginos
(
- Arizona U.
)
,
Doug Toussaint
(
- Arizona U.
)
,
Thomas A. DeGrand
(
- Colorado U.
)

et al.

- Phys.Rev.D 64 (2001) 054506
•
e-Print:
- hep-lat/0104002
•
DOI:
- 10.1103/PhysRevD.64.054506

Quenched chiral perturbation theory for baryon form-factors

Derek B. Leinweber
(
- Adelaide U.
)

- Nucl.Phys.B Proc.Suppl. 109 (2002) 45-49,
•
e-Print:
- hep-lat/0112021
•
DOI:
- 10.1016/S0920-5632(02)01389-0

Chiral Logarithms in Quenched M( $\pi$ ) and F( $\pi$ )

Stephen R. Sharpe
(
- Washington U., Seattle
)

- Phys.Rev.D 41 (1990) 3233
•
DOI:
- 10.1103/PhysRevD.41.3233

Quenched chiral logarithms

Stephen R. Sharpe
(
- Jefferson Lab
)

- Phys.Rev.D 46 (1992) 3146-3168
•
e-Print:
- hep-lat/9205020
•
DOI:
- 10.1103/PhysRevD.46.3146

Baryon masses from lattice QCD: Beyond the perturbative chiral regime

Derek Bruce Leinweber
(
- Adelaide U.
)
,
Anthony William Thomas
(
- Adelaide U.
)
,
Kazuo Tsushima
(
- Adelaide U.
)
,
Stewart Victor Wright
(
- Adelaide U.
)

- Phys.Rev.D 61 (2000) 074502
•
e-Print:
- hep-lat/9906027
•
DOI:
- 10.1103/PhysRevD.61.074502

Scaling tests of the improved Kogut-Susskind quark action

MILC

Collaboration

•

Claude W. Bernard
(
- Washington U., St. Louis
)

et al.

- Phys.Rev.D 61 (2000) 111502
•
e-Print:
- hep-lat/9912018
•
DOI:
- 10.1103/PhysRevD.61.111502

A New way to set the energy scale in lattice gauge theories and its applications to the static force and $\alpha_s$ in SU(2) Yang-Mills theory

R. Sommer
(
- DESY
)

- Nucl.Phys.B 411 (1994) 839-854,
- Nucl. Phys. B411 (1994) 839-854. and Hamburg DESY - DESY 93-062 (93/05,rec.Jun.) 18 p. C
•
e-Print:
- hep-lat/9310022
•
DOI:
- 10.1016/0550-3213(94)90473-1

Quenched chiral physics in baryon masses

Citations per year

Systematic correction of the chiral properties of quenched QCD

Chiral analysis of quenched baryon masses

A New slant on hadron structure

Quenched light hadron spectrum

The QCD spectrum with three quark flavors

Quenched chiral perturbation theory for baryon form-factors

Chiral Logarithms in Quenched M( $\pi$ ) and F( $\pi$ )

Quenched chiral logarithms

Baryon masses from lattice QCD: Beyond the perturbative chiral regime

Scaling tests of the improved Kogut-Susskind quark action

A New way to set the energy scale in lattice gauge theories and its applications to the static force and $\alpha_s$ in SU(2) Yang-Mills theory

Accurate scale determinations for the Wilson gauge action

Chiral behavior of the rho meson in lattice QCD