Studies of strong and electroweak interactions using final state photon emission in hadronic Z0 decays

The cross section and jet rates ofZ0 decays into photons and quarks are compared with matrix element Monte Carlos ofO(ααs). Good agreement is found between data and theoretical predic

electron positron: colliding beams
colliding beams: electron positron
electron positron: annihilation
annihilation: electron positron
Z0: electroproduction
electroproduction: Z0
Z0: radiative decay
radiative decay: Z0
Z0: nonleptonic decay
nonleptonic decay: Z0

References(30)

Figures(0)

Two photon processes in the parton model

T.F. Walsh
(
- Hamburg U.
)
,
Peter M. Zerwas
(
- DESY
)

- Phys.Lett.B 44 (1973) 195-198
•
DOI:
- 10.1016/0370-2693(73)90520-0

Charge Asymmetry in e+ e- --> gamma Hadrons: New Tests of the Quark-Parton Model and Fractional Charge

Stanley J. Brodsky
(
- SLAC
)
,
Carl E. Carlson
(
- William-Mary Coll.
)
,
Roberto Suaya
(
- Illinois U., Urbana
)

- Phys.Rev.D 14 (1976) 2264-2272
•
DOI:
- 10.1103/PhysRevD.14.2264

Testing {QCD}: Direct Photons in $e^+ e^-$ Collisions

K. Koller
(
- Munich U.
)
,
T.F. Walsh
(
- DESY
)
,
P.M. Zerwas
(
- DESY and
- Aachen, Tech. Hochsch.
)

- Z.Phys.C 2 (1979) 197
•
DOI:
- 10.1007/BF01474661

Direct Photons in $e^+ e^-$ Annihilation

E. Laermann
(
- Aachen, Tech. Hochsch.
)
,
T.F. Walsh
(
- DESY
)
,
I. Schmitt
(
- SLAC
)
,
Peter M. Zerwas
(
- SLAC
)

- Nucl.Phys.B 207 (1982) 205-232
•
DOI:
- 10.1016/0550-3213(82)90162-6

Evidence for Final State Photons in Multi - Hadronic Decays of the $\Z^0$

OPAL

Collaboration

•

M.Z. Akrawy
(
- Queen Mary, U. of London
)

et al.

- Phys.Lett.B 246 (1990) 285-296
•
DOI:
- 10.1016/0370-2693(90)91347-E

A Measurement of the electroweak couplings of up and down type quarks using final state photons in hadronic z0 decays

OPAL

Collaboration

•

G. Alexander
(
- Tel Aviv U.
)

et al.

- Phys.Lett.B 264 (1991) 219-232
•
DOI:
- 10.1016/0370-2693(91)90731-5

Properties of multi - hadronic events with a final state photon at s**(1/2) = M (Z0)

OPAL

Collaboration

•

P.D. Acton

et al.

- Z.Phys.C 54 (1992) 193-210
•
DOI:
- 10.1007/BF01566648

Measurement of isolated photon production in hadronic Z decays

ALEPH

Collaboration

•

D. Decamp
(
- Annecy, LAPP
)

et al.

- Phys.Lett.B 264 (1991) 476-486
•
DOI:
- 10.1016/0370-2693(91)90380-9

Study of final state photons in hadronic Z0 decay and limits on new phenomena

DELPHI

Collaboration

•

P. Abreu

et al.

- Z.Phys.C 53 (1992) 555-566
•
DOI:
- 10.1007/BF01559732

Isolated hard photon emission in hadronic Z0 decays

L3

Collaboration

•

O. Adriani
(
- Florence U. and
- INFN, Florence
)

et al.

- Phys.Lett.B 292 (1992) 472-484
•
DOI:
- 10.1016/0370-2693(92)91205-N

QCD corrections to final state photon Bremsstrahlung in e- e- annihilation

G. Kramer
(
- Hamburg U.
)
,
B. Lampe
(
- Leiden U.
)

- Phys.Lett.B 269 (1991) 401-406
•
DOI:
- 10.1016/0370-2693(91)90191-R

Final state photon bremsstrahlung in e+ e- ---> Z0 ---> hadrons as a tool for a precise measurement of the weak quark couplings

Peter Mattig
(
- Bonn U.
)
,
W. Zeuner
(
- CERN
)

- Z.Phys.C 52 (1991) 31-42
•
DOI:
- 10.1007/BF01412324

The Lund Monte Carlo for Jet Fragmentation and e+ e- Physics: Jetset Version 6.2

Torbjorn Sjostrand
(
- Lund U., Dept. Theor. Phys.
)

- Comput.Phys.Commun. 39 (1986) 347-407
•
DOI:
- 10.1016/0010-4655(86)90096-2

Simulation of QCD Jets Including Soft Gluon Interference

G. Marchesini
(
- Parma U. and
- INFN, Milan
)
,
B.R. Webber
(
- CERN
)

- Nucl.Phys.B 238 (1984) 1-29
•
DOI:
- 10.1016/0550-3213(84)90463-2

A QCD Model for Jet Fragmentation Including Soft Gluon Interference

B.R. Webber
(
- CERN
)

- Nucl.Phys.B 238 (1984) 492-528
•
DOI:
- 10.1016/0550-3213(84)90333-X

HERWIG: A Monte Carlo event generator for simulating hadron emission reactions with interfering gluons. Version 5.1 - April 1991

G. Marchesini
(
- Parma U. and
- INFN, Parma
)
,
B.R. Webber
(
- Cambridge U.
)
,
G. Abbiendi
(
- Padua U. and
- INFN, Padua
)
,
I.G. Knowles
(
- Glasgow U.
)
,
M.H. Seymour
(
- Cambridge U.
)

et al.

- Comput.Phys.Commun. 67 (1992) 465-508,
- Comput. Phys. Commun. 67 (1992) 465-508 and Hamburg DESY - DESY 91-048 (91/05,rec.Jul.) 49 p
•
DOI:
- 10.1016/0010-4655(92)90055-4