Interaction of the Theta+ with the nuclear medium

. Whereas the potential related to the first source is quite weak, the second kind of interaction produces a large and attractive potential that could lead to the existence of

\Theta^+

nuclear bound states.

talk: Hyogo 2004/07/20
Theta(1540): propagator
nuclear matter
Theta(1540): hadronic decay
Feynman graph
meson: cloud
potential
Theta(1540): bound state
pentaquark
numerical calculations

References(15)

Figures(0)

Evidence for a narrow S = +1 baryon resonance in photoproduction from the neutron

LEPS

Collaboration

•

T. Nakano
(
- Osaka U., Res. Ctr. Nucl. Phys.
)

et al.

- Phys.Rev.Lett. 91 (2003) 012002
•
e-Print:
- hep-ex/0301020
•
DOI:
- 10.1103/PhysRevLett.91.012002

Even parity Theta pentaquark and stable strange nuclear matter

Gerald A. Miller
(
- Washington U., Seattle
)

- Phys.Rev.C 70 (2004) 022202
•
e-Print:
- nucl-th/0402099
•
DOI:
- 10.1103/PhysRevC.70.022202

Pentaquark Theta+ mass and width in dense matter

- J.Korean Phys.Soc. 46 (2005) 393-396
•
e-Print:
- hep-ph/0402141

Theta+ hypernuclei

D. Cabrera
(
- Valencia U. and
- Valencia U., IFIC
)
,
Q.B. Li
(
- Valencia U. and
- Valencia U., IFIC
)
,
V.K. Magas
(
- Valencia U. and
- Valencia U., IFIC
)
,
E. Oset
(
- Valencia U. and
- Valencia U., IFIC
)
,
M.J. Vicente Vacas
(
- Valencia U. and
- Valencia U., IFIC
)

- Phys.Lett.B 608 (2005) 231-239
•
e-Print:
- nucl-th/0407007
•
DOI:
- 10.1016/j.physletb.2005.01.001

SU(3) chiral dynamics with coupled channels: Eta and kaon photoproduction

- Nucl.Phys.A 612 (1997) 297-320
•
e-Print:
- hep-ph/9607459
•
DOI:
- 10.1016/S0375-9474(96)00321-1

Phi decay in nuclei

E. Oset
(
- Valencia U. and
- Valencia U., IFIC
)
,
A. Ramos
(
- Barcelona U., ECM
)

- Nucl.Phys.A 679 (2001) 616-628
•
e-Print:
- nucl-th/0005046
•
DOI:
- 10.1016/S0375-9474(00)00363-8

Phi meson mass and decay width in nuclear matter

D. Cabrera
(
- Valencia U. and
- Valencia U., IFIC
)
,
M.J. Vicente Vacas
(
- Valencia U. and
- Valencia U., IFIC
)

- Phys.Rev.C 67 (2003) 045203
•
e-Print:
- nucl-th/0205075
•
DOI:
- 10.1103/PhysRevC.67.045203

Exotic anti-decuplet of baryons: Prediction from chiral solitons

Dmitri Diakonov
(
- St. Petersburg, INP and
- Nordita
)
,
Victor Petrov
(
- St. Petersburg, INP
)
,
Maxim V. Polyakov
(
- St. Petersburg, INP and
- Ruhr U., Bochum
)

- Z.Phys.A 359 (1997) 305-314
•
e-Print:
- hep-ph/9703373
•
DOI:
- 10.1007/s002180050406

Review of particle physics. Particle Data Group

S. Eidelman
(
- Novosibirsk, IYF
)
,
K.G. Hayes
(
- Hillsdale Coll.
)
,
K.A. Olive
(
- Minnesota U.
)
,
M. Aguilar-Benitez
(
- Madrid, CIEMAT
)
,
Claude Amsler
(
- Zurich U.
)

et al.

- Phys.Lett.B 592 (2004) 1-4, 1
•
DOI:
- 10.1016/j.physletb.2004.06.001

Pionic modes of excitation in nuclei

- Phys.Rept. 83 (1982) 281-380
•
DOI:
- 10.1016/0370-1573(82)90123-5

Chiral nonperturbative approach to the isoscalar s wave pi pi interaction in a nuclear medium

- Nucl.Phys.A 644 (1998) 77-92
•
e-Print:
- nucl-th/9712047
•
DOI:
- 10.1016/S0375-9474(98)00578-8

Kaon - anti-kaon nuclear optical potentials and the kappa meson in the nuclear medium

D. Cabrera
(
- Valencia U. and
- Valencia U., IFIC
)
,
M.J. Vicente Vacas
(
- Valencia U. and
- Valencia U., IFIC
)

- Phys.Rev.C 69 (2004) 065204
•
e-Print:
- nucl-th/0403017
•
DOI:
- 10.1103/PhysRevC.69.065204

The Pentaquark in K+ -d total cross section data

W.R. Gibbs
(
- New Mexico State U.
)

- Phys.Rev.C 70 (2004) 045208
•
e-Print:
- nucl-th/0405024
•
DOI:
- 10.1103/PhysRevC.70.045208

New results on the limit for the width of the exotic Theta+ resonance

A. Sibirtsev
(
- Julich, Forschungszentrum and
- Adelaide U.
)
,
J. Haidenbauer
(
- Julich, Forschungszentrum
)
,
S. Krewald
(
- Julich, Forschungszentrum
)
,
Ulf-G. Meissner
(
- Bonn U., HISKP and
- Julich, Forschungszentrum
)

- Phys.Lett.B 599 (2004) 230-235
•
e-Print:
- hep-ph/0405099
•
DOI:
- 10.1016/j.physletb.2004.08.035

Production of Theta+ hypernuclei with the (K+, pi+) reaction

H. Nagahiro
(
- Nara Women's U.
)
,
S. Hirenzaki
(
- Nara Women's U.
)
,
E. Oset
(
- Valencia U. and
- Valencia U., IFIC
)
,
M.J. Vicente Vacas
(
- Valencia U. and
- Valencia U., IFIC
)

- Phys.Lett.B 620 (2005) 125-130
•
e-Print:
- nucl-th/0408002
•
DOI:
- 10.1016/j.physletb.2005.05.084