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Observation of diffractively produced W and Z bosons in PP¯ collisions at sqrt[s]=1.8 TeV.

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Observation of diffractively produced W and Z bosons in PP¯ collisions at sqrt[s]=1.8 TeV. / DØ Collaboration, .; Abazov, V. M.; Bertram, I. A. , et al.
In: Physics Letters B, Vol. 574, No. 3-4, 13.11.2003, p. 169-179.

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DØ Collaboration, Abazov VM, Bertram IAEA. Observation of diffractively produced W and Z bosons in PP¯ collisions at sqrt[s]=1.8 TeV. Physics Letters B. 2003 Nov 13;574(3-4):169-179. doi: 10.1016/j.physletb.2003.09.001

Author

DØ Collaboration, . ; Abazov, V. M. ; Bertram, I. A. , et al. / Observation of diffractively produced W and Z bosons in PP¯ collisions at sqrt[s]=1.8 TeV. In: Physics Letters B. 2003 ; Vol. 574, No. 3-4. pp. 169-179.

Bibtex

@article{3066248174ec490c900471d2590db95f,
title = "Observation of diffractively produced W and Z bosons in PP¯ collisions at sqrt[s]=1.8 TeV.",
abstract = "Using the D{\O} detector, we have observed events produced in collisions that contain W or Z bosons in conjunction with very little energy deposition (“rapidity gaps”) in large forward regions of the detector. The fraction of W boson events with a rapidity gap (a signature for diffraction) is 0.89±0.190.17%, and the probability that the non-diffractive background fluctuated to yield the observed diffractive signal is 3×10−14, corresponding to a significance of 7.5 σ. The Z boson sample has a gap fraction of 1.44±0.610.52%, with a significance of 4.4 σ. The diffractive events have very similar properties to the more common non-diffractive component.",
author = "{D{\O} Collaboration}, . and Abazov, {V. M.} and Bertram, {I. A. , et al.}",
year = "2003",
month = nov,
day = "13",
doi = "10.1016/j.physletb.2003.09.001",
language = "English",
volume = "574",
pages = "169--179",
journal = "Physics Letters B",
issn = "0370-2693",
publisher = "ELSEVIER SCIENCE BV",
number = "3-4",

}

RIS

TY - JOUR

T1 - Observation of diffractively produced W and Z bosons in PP¯ collisions at sqrt[s]=1.8 TeV.

AU - DØ Collaboration, .

AU - Abazov, V. M.

AU - Bertram, I. A. , et al.

PY - 2003/11/13

Y1 - 2003/11/13

N2 - Using the DØ detector, we have observed events produced in collisions that contain W or Z bosons in conjunction with very little energy deposition (“rapidity gaps”) in large forward regions of the detector. The fraction of W boson events with a rapidity gap (a signature for diffraction) is 0.89±0.190.17%, and the probability that the non-diffractive background fluctuated to yield the observed diffractive signal is 3×10−14, corresponding to a significance of 7.5 σ. The Z boson sample has a gap fraction of 1.44±0.610.52%, with a significance of 4.4 σ. The diffractive events have very similar properties to the more common non-diffractive component.

AB - Using the DØ detector, we have observed events produced in collisions that contain W or Z bosons in conjunction with very little energy deposition (“rapidity gaps”) in large forward regions of the detector. The fraction of W boson events with a rapidity gap (a signature for diffraction) is 0.89±0.190.17%, and the probability that the non-diffractive background fluctuated to yield the observed diffractive signal is 3×10−14, corresponding to a significance of 7.5 σ. The Z boson sample has a gap fraction of 1.44±0.610.52%, with a significance of 4.4 σ. The diffractive events have very similar properties to the more common non-diffractive component.

U2 - 10.1016/j.physletb.2003.09.001

DO - 10.1016/j.physletb.2003.09.001

M3 - Journal article

VL - 574

SP - 169

EP - 179

JO - Physics Letters B

JF - Physics Letters B

SN - 0370-2693

IS - 3-4

ER -