Older Publications

Inclusive production of \(\pi^{0}\) mesons from photon-proton interactions in the 60 to 170 GeV energy range

Ph. D. Thesis, University of Lancaster 1989

Inclusive production of \(\pi^{0}\) mesons in \(\pi p\), \(Kp\) and \(\gamma p\) collisions at energies around 100 GeV

Z. Phys. C52 (1991) 397.

Observation of direct soft photon production in \(\pi^{-}p\) interactions at 280 GeV/c

Phys. Lett. B305 (1993) 182

Search for Pair Produced Stable Singly-Charged Heavy Particles in \(Z^{0}\) Decays

Phys. Lett. B252 (1990) 290

A Direct Measurement of the \(Z^{0}\) Invisible Width by Single Photon Counting

Z. Phys. C50 (1991) 373

Search for Anomalous Production of High Mass Photon Pairs in \(e^{+}e^{-}\) Collisions at LEP

Phys. Lett. B311 (1993) 391

Measurement of Single Photon Production in \(e^{+}e^{-}\) Collisions near the \(Z^{0}\) Resonance

Z. Phys. C65 (1995) 47

Topological Search for the Production of Neutralinos and Scalar Particles

Phys. Lett. B377 (1996) 273

Measurements with Photonic Events in \(e^{+}e^{-}\) Collisions at Centre-of-mass Energies of 130-140 GeV

Phys. Lett. B377 (1996) 222

Search for Excited Leptons in \(e^{+}e^{-}\) Collisions at \(\sqrt{s} =\) 130 and 136 GeV

Phys. Lett. B386 (1996) 463

Search for Excited Leptons in \(e^{+}e^{-}\) Collisions at \(\sqrt{s} =\) 161 GeV

Phys. Lett. B391 (1997) 197

Measurement of the Mass of the W Boson in \(e^{+}e^{-}\) Collisions at \(\sqrt{s} =\) 161 GeV

Phys. Lett. B389 (1996) 416

Photonic Events with Large Missing Energy in \(e^{+}e^{-}\) Collisions at \(\sqrt{s} =\) 161 GeV

Phys. Lett. B391 (1997) 210

Measurement of the Triple Gauge Boson Coupling \(\alpha_{W\phi}\) from \(W^{+}W^{-}\) Production in \(e^{+}e^{-}\) Collisions at \(\sqrt{s} =\) 161 GeV

Phys. Lett. B397 (1997) 147

Multi-Photon Final States in \(e^{+}e^{-}\) Collisions at \(\sqrt{s} =\) 130-172 GeV

Eur. Phys. J. C1 (1998) 21

Measurement of the \(W\) Boson Mass and \(W^{+}W^{-}\) Production and Decay Properties in \(e^{+}e^{-}\) Collisions at \(\sqrt{s} =\) 172 GeV

Eur. Phys. J C1 (1998) 395.

Measurement of Triple Gauge Boson Couplings from \(W^{+}W^{-}\) Production at \(\sqrt{s} =\) 172 GeV

Eur. Phys. J. C2 (1998) 597

Search for Unstable Heavy and Excited Leptons in \(e^{+}e^{-}\) Collisions at \(\sqrt{s} =\) 170-172 GeV

Eur. Phys. J. C1 (1998) 45

Search for Anomalous Production of Di-lepton Events with Significant Missing Transverse Momentum in \(e^{+}e^{-}\) Collisions at \(\sqrt{s} =\) 161-172 GeV

Eur. Phys. J. C4 (1998) 47

Search for Anomalous Production of Photonic Events with Missing Energy in \(e^{+}e^{-}\) Collisions at \(\sqrt{s} =\) 130-172 GeV

Eur. Phys. J C2 (1998) 607

Search for Charged Higgs Bosons in \(e^{+}e^{-}\) Collisions at \(\sqrt{s} =\) 130-172 GeV

Phys. Lett. B426 (1998) 180

Search for Acoplanar Lepton Pair Events in \(e^{+}e^{-}\) Annihilation at \(\sqrt{s} =\) 161, 172 and 183 GeV

Eur. Phys. J. C12 (2000) 551

Search for Chargino and Neutralino Production at \(\sqrt{s} =\) 181-184 GeV at LEP

Eur. Phys. J. C8 (1999) 255

Search for Anomalous Photonic Events with Missing Energy in \(e^{+}e^{-}\) Collisions at \(\sqrt{s} =\)  130, 136 and 183 GeV

Eur. Phys. J. C8 (1999) 23

\(W^{+}W^{-}\) production and triple gauge boson couplings at LEP energies up to 183 GeV

Eur. Phys. J. C8 (1999) 191

Search for Higgs Bosons in \(e^{+}e^{-}\) Collisions at 183 GeV

Eur. Phys. J. C7 (1999) 407

Search for Anomalous Production of Acoplanar Di-lepton Events in \(e^{+}e^{-}\) collisions at \(\sqrt{s} =\) 183 and 189 GeV

Eur. Phys. J. C14 (2000) 51

Search for Chargino and Neutralino Production at \(\sqrt{s} =\) 189 GeV at LEP

Eur. Phys. J. C14 (2000) 187

Photonic Events with Missing Energy in \(e^{+}e^{-}\) Collisions at \(\sqrt{s} =\) 189 GeV

Eur. Phys. J. C18 (2000) 253

Searches for Prompt Light Gravitino Signatures in \(e^{+}e^{-}\) Collisions at \(\sqrt{s} =\) 189 GeV

Phys. Lett. B501 (2001) 12

\(W^{+}W^{-}\) Production Cross Section and W Branching Fractions in \(e^{+}e^{-}\) Collisions at 189 GeV

Phys. Lett. B493 (2000) 249

Measurement of the Mass of the \(W\) Boson in \(e^{+}e^{-}\) Collisions using the Fully Leptonic Channel

Eur. Phys. J. C26 (2003) 31

Multi-Photon Production in \(e^{+}e^{-}\) Collisions at 181 -209 GeV

Eur. Phys. J. C26 (2003) 331

Search for Anomalous Production of Di-lepton Events with Missing Transverse Momentum in \(e^{+}e^{-}\) Collisions at \(\sqrt{s} =\) 183-209 GeV

CERN-EP/2003-040. Accepted by Eur. Phys. J. C.

Study us of Z Pair Production and Anomalo Couplings in (e^{+}e^{-}\) Collisions at \(\sqrt{s} =\) between 190 GeV and 209 GeV

Eur. Phys. J. C32 (2003) 303

Measurement of Charged Current Triple Gauge Boson Couplings using \(W\) Pairs at LEP

CERN-EP/2003-042. Accepted by Eur. Phys. J. C.

Constraints on Anomalous Quartic Gauge Boson Couplings from \(v\bar{v}\gamma\gamma\) and \(q\bar{q}\gamma\gamma\) Events at LEP2

CERN-EP/2004-xxx. Submitted to Phys. Rev. D

Thin, High Gain Wire Chambers for Electromagnetic Presampling in OPAL

Nucl. Instr. Meth. A286 (1990) 117

The OPAL Detector at LEP

Nucl. Instr. Meth. A305 (1991) 275

The Trigger System of the OPAL Experiment at LEP

Nucl. Instr. Meth. A313 (1992) 103

The Detector Simulation Program for the OPAL Experiment at LEP

Nucl. Instr. Meth. A317 (1992) 47

The Pretrigger System of the OPAL Experiment at LEP

Nucl. Instr. Meth. A333 (1993) 330

Physics with \(e^{+}e^{-}\) Linear Colliders

Phys. Rep. 299 (1998) 1

The DZERO Central Track Trigger

in proceedings of 13th IEEE-NPSS Real Time Conference (RT2003), Montreal, Canada, May 2003 and FERMILAB-PUB-03-157-E

The Run IIb Trigger Upgrade for the DZERO Experiment

in proceedings of 13th IEEE-NPSS Real Time Conference (RT2003), Montreal, Canada, May 2003 and DAPNIA-03-134

Run IIb Upgrade Technical Design Report

September 2002, submitted to Department of Energy Lehman Review

Proposed Post-LEP Benchmarks for Supersymmetry

Eur. Phys. J. C22 (2001) 535

The Snowmass Points and Slopes: Benchmarks for SUSY Searches

Accepted for publication in Eur. Phys. J. C.

Single Photon Counting at the \(Z^{0}\) with the OPAL Detector

Pro-ceedings (transparencies) of the AspenWinter Physics Conference January 6th-12th 1991

High Mass Photon Pairs at LEP

Proceedings of the International Europhysics Conference on High Energy Physics, Marseille, France (July 1993)

QCD Studies in \(e^{+}e^{-}\) Collisions with a Cone-based Jet Finder

Proceedings of the International Conference on High Energy Physics (ICHEP94), Glasgow, Scotland (July 1994)

Searches for New Particles at LEP2 and 4-jet Status

Proceedings of the XXXIInd Rencontre de Moriond, Electroweak Interactions and Unified Theories, Les Arcs, France, 15th-22nd March 1997, pp23-32

Searches at LEP2 for Gravitino LSP Signatures

Proceedings (trans-parencies) of the SUSY98 Conference, Oxford, July 1998

Searches for New Particles at Accelerators

Plenary talk in the UK IoP conference, Salford, April 1999. Available from

Searches at LEP2 for supersymmetric particles and technicolour signals

talk presented at XXXVth Rencontre de Moriond, QCD and hadronic inter-actions, Les Arcs, France, March 2000

Experimental Tests of Extra-Dimensions at an \(e^{+}e^{-}\) Linear Collider

talk presented at the Conference on Higgs and Supersymmetry, LAL, Orsay, France, March 2001

Low energy (80 <\(\sqrt{s}\)<300 GeV) running possibilities

Talks presented in the Experimentation Working Group of the workshop on Physics with \(e^{+}e^{-}\) Linear Colliders, Annecy-Gran Sasso-Hamburg, February-August 1995

Kinematic reconstruction of the W mass : some experimental aspects

Talk presented in the W Mass Working Group, May 1995, in the CERN Workshop on Physics at LEP2.

Single Photon Measurements at LEP1 and LEP2

Talk presented in the Standard Model Processes Working Group, June 1995, in the CERN Workshop on Physics at LEP2

Contributions to the chapters entitled...

“Determination of the Mass of the W Boson” and “Standard Model Processes”

in the Proceedings of the CERN Workshop on Physics at LEP2, CERN Yellow Report CERN 96-01

Measuring the luminosity weighted average centre-of-mass energy with radiative \(Z^{0}\) events

Talk presented in the ECFA/DESYWorkshop on Physics and Detectors for a Linear Collider, MPI Munich, 16th September 1996

Contributions to the chapters entitled...

“Particle Physics” and “Detector for the Linear Collider”

in the Report on the “Conceptual Design of a 500 GeV \(e^{+}e^{-}\) Linear Collider with Integrated X-Ray Laser Facility”, DESY-ECFA, 1997

Searches at LEP2 related to possible HERA effect

Oxford Work-shop on LEP2 Physics, April 1997. J. Phys. G. 24 (1998) 444

Detector Hermeticity Concept

Talk presented at the ECFA DESY Linear Collider workshop, Lund, Sweden, June 1998

Testing Lepton Flavour Violating \(Z^{0}\) Decays with a Linear Collider Z Factory

Talk presented at the ECFA/DESY Linear Collider workshop, Frascati, Italy, November 1998

Precision Measurement of the W Mass With a Polarised Thresh-old Scan at a Linear Collider

Proceedings of the International Linear Collider Workshop, LCWS99, Sitges, Spain, pp411-416.

Some Alternative Tests of Standard Supersymmetry at LEP2

IoP Workshop on Collider Phenomenology, Durham UK, September 1999, J. Phys. G. 26 (2000) 570

Precision Measurement of the Higgs Mass With a Threshold Scan

Talk presented at the ECFA/DESY Linear Collider workshop, Obernai, France, October 1999

Direct Signature of Extra-Dimensions

Talk presented at the ECFA/DESY Linear Collider workshop, Padua, Italy, May 2000

Completing the Sparticle Spectrum at a Multi-TeV Linear Col-lider?

Talk presented at the CLIC Physics Study Workshop (October 6th 2000) and in Proceedings of the International Linear Collider Workshop, LCWS2000, Fer-milab, U.S.A. pp 485-489. October 2000

Precision Measurement of the \(W\) Mass with a Polarised Threshold Scan at a Linear Collider

2nd ECFA-DESY Study, LC-PHSM-2001-009, January 2001

Study of the Sensitivity to Extra-Dimensions in the Photon-Graviton Channel with Polarised Beams

LC-PHSM-2001-010, 2nd ECFA-DESY Study, February 2001

Contributions to Part III:

“Physics at an \(e^{+}e^{-}\) Linear Collider” and Part IV: “A Detector for TESLA”

of the TESLA Technical Design Report, DESY 2001-011, ECFAA 2001-209, March 2001

Contributions to...

"Linear Collider Physics: Resource Book for Snowmass 2001"

May 2001, SLAC-R-570

Direct Investigations of Supersymmetry: Subgroup Summary Report

in proceedings of the APS/DPF/DPB Summer Study on the Future of Particle Physics, Snowmass, Colorado, July 2001

Single Electron Signal from AMSB at a Future Linear Collider

in proceedings of the APS/DPF/DPB Summer Study on the Future of Particle Physics, Snowmass, Colorado, July 2001

Positron Polarization and Low-Energy Running at a Linear Collider

in proceedings of the APS/DPF/DPB Summer Study on the Future of Particle Physics, Snowmass, Colorado, July 2001

Direct Tests of Extra Dimensions at a Linear Collider

University of Chicago Linear Collider Workshop, January 2002

Prospects for High Energy Collider Electroweak Measurements

Invited plenary talk at the Low Energy Precision Electroweak Measurements (LEPEM) workshop at TRIUMF, Vancouver, Canada, April 2002

Experimental Aspects of Linear Collider Electro-weak Physics

Workshop on Radiative Corrections for Linear Collider Physics, Brookhaven, New York, May 2002

Compact Silicon-Tungsten-Scintillator Electromagnetic Calorimeter

Talks presented at the ECFA/DESY Linear Collider Workshop, NIKHEF, Amsterdam, The Netherlands, April 2003 and at the American Linear Collider Workshop at Cornell University, Ithaca, NY, July 2003

Electromagnetic Calorimetry Research and Development in the Americas

Talk presented at the ECFA Linear Collider Workshop, Montpellier, France, November 2003

Physics Requirements for the Forward Region

Plenary talk pre-sented at the American Linear Collider Physics Group Workshop at the Stanford Linear Accelerator Center, Menlo Park, CA, January 2004

Search for Anomalous Production of High Mass Photon Pairs in \(e^{+}e^{-}\) Collisions

PPE Seminar at CERN, May 1993

Recent results from OPAL and review of LEP searches for high mass photon pairs

CDF/D0 Seminar, Fermilab. (November 1993)

First Results from the OPAL Collaboration at \(\sqrt{s}=\) 130-140 GeV

Joint CERN Particle Physics Seminar on LEP1.5 Results, 12th December 1995. Scanned transparencies available from CERN Document Server as CERN-PRE-95-005.

Topical Results from Warsaw (ICHEP96)

Joint DESY Seminar, 6th, 7th August 1996. Presented at Hamburg and at Zeuthen, Berlin

OPAL Results at LEP2

Seminar presented at Universities of Alberta, Colorado, Oregon, Michigan, SUNY-Stony Brook and Brookhaven and Fer-milab National Laboratories, 30th September 1996 to 11th October 1996

Recent OPAL Results at LEP2

Seminar presented at the Uni-versity of Pennsylvania, Johns Hopkins University and the University of Michigan, February 1997

W Physics with OPAL

Particle Physics Seminar at Saclay, France, 13th October 1997

Missing Energy Searches with OPAL

Seminars at University of Wisconsin, Madison and University of Manchester, March 1998

Physics with Electron-Positron Linear Colliders

IoP Future Prospects in High Energy Physics meeting, Birmingham, UK, June 1999. Transparencies available from

Investigating the Invisible with \(e^{+}e^{-}\) Colliders

Colloquia at the University of Texas, Arlington and the University of Kansas, February 2001

Physics Program of a Next Generation Electron-Positron Linear Collider

Seminars at University of Kansas (October 2001) and Kansas State Uni-versity (May 2002)

A Leading UK Involvement in the Future Linear Collider

Reports of the Linear Collider Panel to the Particle Physics Committee, UK. March and October 2001