Pentaquark searches at FOCUS

Stenson, Kevin

doi:10.1142/S0217751X05027497

Pentaquark searches at FOCUS

FOCUS

Collaboration

•

Kevin Stenson
(
- Colorado U.
)

for the collaboration.

Dec, 2004

3 pages

Part of Particles and fields. Proceedings, Meeting of the Division of Particles and Fields of the Americal Physical Society, DPF 2004, Riverside, USA, August 26-31, 2004

Published in:

Int.J.Mod.Phys.A 20 (2005) 3745-3748

Contribution to:

- DPF 2004

e-Print:

hep-ex/0412021 [hep-ex]

DOI:

10.1142/S0217751X05027497

Report number:

FERMILAB-CONF-04-384

Experiments:

FNAL-E-0831

View in:

pdflinks

reference search54 citations

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Abstract:

We find no evidence for high-energy photoproduction of pentaquarks at 1540 MeV/

c^2

, 1862 MeV/

c^2

, or 3099 MeV/

c^2

using decay modes

pK_S^0

,

\Xi^-\pi^-

, and

D^{(*)-}p

, respectively.

Note:

Proceedings from talk at 2004 DPF Meeting at University of California, Riverside

References(13)

Figures(7)

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

LEPS

Collaboration

•

T. Nakano
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)

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•
e-Print:
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•
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Observation of a baryon resonance with positive strangeness in K+ collisions with Xe nuclei

DIANA

Collaboration

•

V.V. Barmin
(
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)

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•
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•
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Observation of an exotic S = +1 baryon in exclusive photoproduction from the deuteron

CLAS

Collaboration

•

S. Stepanyan
(
- Jefferson Lab
)

et al.

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•
e-Print:
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•
DOI:
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Evidence for the positive strangeness pentaquark Theta+ in photoproduction with the SAPHIR detector at ELSA

SAPHIR

Collaboration

•

J. Barth
(
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)

et al.

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•
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•
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Evidence for formation of a narrow K0(S) p resonance with mass near 1533-MeV in neutrino interactions

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•
e-Print:
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•
DOI:
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Observation of an exotic baryon with S = +1 in photoproduction from the proton

CLAS

Collaboration

•

V. Kubarovsky
(
- Rensselaer Poly. and
- Jefferson Lab
)

et al.

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•
e-Print:
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•
DOI:
- 10.1103/PhysRevLett.92.032001

Evidence for a narrow |S| = 1 baryon state at a mass of 1528-MeV in quasireal photoproduction

HERMES

Collaboration

•

A. Airapetian

et al.

- Phys.Lett.B 585 (2004) 213
•
e-Print:
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•
DOI:
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Observation of narrow baryon resonance decaying into p K0(S) in pA interactions at 70-GeV/c with SVD-2 setup

SVD

Collaboration

•

A.N. Aleev
(
- Dubna, JINR
)

et al.

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•
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•
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Evidence for a narrow resonance at 1530-MeV/C**2 in the K0 p system of the reaction pp ---> Sigma+ K0 p from the COSY-TOF experiment

COSY-TOF

Collaboration

•

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et al.

- Phys.Lett.B 595 (2004) 127-134
•
e-Print:
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•
DOI:
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Evidence for a narrow baryonic state decaying to K0(S) p and K0(S) anti-p in deep inelastic scattering at HERA

ZEUS

Collaboration

•

S. Chekanov
(
- Argonne
)

et al.

- Phys.Lett.B 591 (2004) 7-22
•
e-Print:
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•
DOI:
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Observation of an exotic S = -2, Q = -2 baryon resonance in proton proton collisions at the CERN SPS

NA49

Collaboration

•

C. Alt
(
- Hamburg U., Dept. Math.
)

et al.

- Phys.Rev.Lett. 92 (2004) 042003
•
e-Print:
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•
DOI:
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Evidence for a narrow anti-charmed baryon state

H1

Collaboration

•

A. Aktas

et al.

- Phys.Lett.B 588 (2004) 17
•
e-Print:
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•
DOI:
- 10.1016/j.physletb.2004.03.012

Reconstruction of Vees, Kinks, $\Xi^-$ 's, and $\Omega^-$ 's in the FOCUS Spectrometer

FOCUS

Collaboration

•

J.M. Link
(
- UC, Davis
)

et al.

- Nucl.Instrum.Meth.A 484 (2002) 174-193
•
e-Print:
- hep-ex/0109028
•
DOI:
- 10.1016/S0168-9002(01)02065-4