Staff profile

Teaching activity

L1: Wave Phenomena, L3: Computer labs

Research interests

My main research interest is the study of model of physics beyond the Standard Model at current and future colliders, particularly the simulation of new physics processes using Monte Carlo event generators. See my personal home page for more details.

Conference Paper

• Bähr, M., Gieseke, S., Gigg, M., Grellscheid, D., Hamilton, K., Latunde-Dada, O., Plätzer, S., Richardson, P., Seymour, M., Sherstnev, A., Tully, J., & Webberd, B. (2009, March). Herwig++ Status Report. Presented at HERA and the LHC 2006 - 2008, Hamburg - Geneva
• Arneodo, M., Diehl, M., Khoze, V., & Newman, P. (2009, March). Working Group on Diffraction: Executive Summary. Presented at 2nd workshop on the implications of HERA for LHC physics, Hamburg - Geneva
• Gigg, M., & Richardson, P. (2007, December). Herwig++
• Hamilton, K., & Richardson, P. (2006, December). Simulation of QED radiation in particle decays using the YFS formalism
• Yao, W. .-M., Richardson, P., & others. (2006, December). Review of particle physics
• Aguilar-Saavedra, J., Richardson, P., & others. (2006, December). Supersymmetry parameter analysis: SPA convention and project
• Allanach, B., Richardson, P., & others. (2006, December). Les Houches 'Physics at TeV colliders 2005' Beyond the standard model working group: Summary report
• Skands, P. Z., Richardson, P., Allanach, B. C., Baer, H., Belanger, G., El Kacimi, M., Ellwanger, U., Freitas, A., Ghodbane, N., Goujdami, D., Hahn, T., Heinemeyer, S., Kneur, J., Landsberg, G. L., Lee, J. S., Muhlleitner, M., Ohl, T., Perez, E., Peskin, M. E., Pilaftsis, A., …Tsuno, S. (2005, May). A repository for beyond-the-standard-model tools
• Dobbs, M., Richardson, P., & others. (2004, December). Les Houches guidebook to Monte Carlo generators for hadron collider physics
• Dedes, A., Dreiner, H., Nierste, U., & Richardson, P. (2002, December). Trilepton events and B/s -> mu+ mu-: No-lose for mSUGRA at the Tevatron?
• Corcella, G., Richardson, P., & others. (2002, December). HERWIG 6.5 release note
• Azuelos, G., Richardson, P., & others. (2002, December). The beyond the standard model working group: Summary report
• Corcella, G., Richardson, P., & others. (2001, December). HERWIG 6.3 release note
• Corcella, G., Richardson, P., & others. (2001, December). HERWIG 6.4 release note
• Richardson, P. (2000, December). Simulations of R-parity violating SUSY models
• Abdullin, S., Richardson, P., & others. (1999, December). The SUSY working group: Summary report
• Corcella, G., Richardson, P., & others. (1999, December). HERWIG 6.1 release note
• Allanach, B., Richardson, P., & others. (1999, December). Searching for R-parity violation at Run-II of the Tevatron
• Dreiner, H. K., Richardson, P., & Seymour, M. H. (1998, December). Resonant slepton production

Journal Article

• Gieseke, S., Grellscheid, D., Hamilton, K., Papaefstathiou, A., Platzer, S., & others. (online). Herwig++ 2.5 Release Note. arXiv,
• Brooijmans, G. H., Delgado, A., Dobrescu, B. A., Grojean, C., Narain, M., & others. (online). New Physics at the LHC: A Les Houches Report. Physics at TeV Colliders 2007 - New Physics Working Group
• Bahr, M., Gieseke, S., Gigg, M., Grellscheid, D., Hamilton, K., & others. (online). Herwig++ 2.3 Release Note. arXiv,
• Allanach, B., Bernhardt, M., Dreiner, H., Grab, S., Kom, C., & others. (online). R-Parity violating minimal supergravity at the LHC
• Gigg, M., & Richardson, P. (online). Simulation of Finite Width Effects in Physics Beyond the Standard Model
• Arnold, K., d'Errico, L., Gieseke, S., Grellscheid, D., Hamilton, K., & others. (online). Herwig++ 2.6 Release Note. arXiv,
• Skands, P. Z., Richardson, P., Allanach, B. C., Baer, H., Belanger, G., & others. (online). A Repository for Beyond-the-Standard-Model Tools
• Bahr, M., Gieseke, S., Gigg, M., Grellscheid, D., Hamilton, K., Latunde-Dada, O., Platzer, S., Richardson, P., Seymour, M., Sherstnev, A., & Webber, B. (online). Herwig++ 2.2 Release Note. arXiv,
• Bahr, M., Gieseke, S., Gigg, M., Grellscheid, D., Hamilton, K., Latunde-Dada, O., Platzer, S., Richardson, P., Seymour, M., Sherstnev, A., & Webber, B. (online). Herwig++ 2.1 Release Note
• Fridman-Rojas, I., & Richardson, P. (online). Next-to-Leading Order Simulation of Slepton Pair Production
• Butterworth, J., Maltoni, F., Moortgat, F., Richardson, P., Schumann, S., & others. (online). The Tools and Monte Carlo working group Summary Report
• Grellscheid, D., & Richardson, P. (online). Simulation of Tau Decays in the Herwig++ Event Generator. arXiv,
• Moortgat-Pick, G., Abe, T., Alexander, G., Ananthanarayan, B., Babich, A., Bharadwaj, V., Barber, D., Bartl, A., Brachmann, A., Chen, S., Clarke, J., Clendenin, J., Dainton, J., Desch, K., Diehl, M., Dobos, B., Dorland, T., Eberl, H., Ellis, J., Flöttmann, K., …Zomer, F. (online). The role of polarized positrons and electrons in revealing fundamental interactions at the Linear Collider
• Physics Working Group, C., Accomando, E., Aranda, A., Ateser, E., Balazs, C., Bardin, D., Barklow, T., Battaglia, M., Beenakker, W., Berge, S., Blair, G., Boos, E., Boudjema, F., Braun, H., Burikham, P., Burkhardt, H., Cacciari, M., Cakir, O., Ciftci, A., Ciftci, R., …Zimmermann, F. (online). Physics at the CLIC Multi-TeV Linear Collider
• Garren, L., Lin, C.-J., Navas, S., Richardson, P., Sjóstrand, T., & others. (online). Monte Carlo particle numbering scheme
• Allanach, B. C., Grojean, C., Skands, P. Z., Accomando, E., Azuelos, G., & others. (online). Les Houches physics at TeV colliders 2005 beyond the standard model working group: Summary report
• Bewick, G., Ferrario Ravasio, S., Gieseke, S., Kiebacher, S., Masouminia, M. R., Papaefstathiou, A., Plätzer, S., Richardson, P., Samitz, D., Seymour, M. H., Siódmok, A., & Whitehead, J. (2024). Herwig 7.3 release note. The European Physical Journal C, 84(10), Article 1053. https://doi.org/10.1140/epjc/s10052-024-13211-9
• Masouminia, M. R., & Richardson, P. (2024). Hadronization and decay of excited heavy hadrons in Herwig 7. Journal of High Energy Physics, 2024(7), Article 278. https://doi.org/10.1007/jhep07%282024%29278
• Darmé, L., Degrande, C., Duhr, C., Fuks, B., Goodsell, M., Heinrich, G., Hirschi, V., Höche, S., Höfer, M., Isaacson, J., Mattelaer, O., Ohl, T., Pagani, D., Reuter, J., Richardson, P., Schumann, S., Shao, H.-S., Siegert, F., & Zaro, M. (2023). UFO 2.0: the ‘Universal Feynman Output’ format. The European Physical Journal C, 83(7), Article 631. https://doi.org/10.1140/epjc/s10052-023-11780-9
• Masouminia, M., & Richardson, P. (2022). Implementation of angularly ordered electroweak parton shower in Herwig 7. Journal of High Energy Physics, 2022(4), Article 112. https://doi.org/10.1007/jhep04%282022%29112
• Plehn, T., Reimitz, P., & Richardson, P. (2020). Hadronic footprint of GeV-mass dark matter. SciPost Physics, 8(6), Article 092. https://doi.org/10.21468/scipostphys.8.6.092
• Bierlich, C., Buckley, A., Butterworth, J., Christensen, C. H., Corpe, L., Grellscheid, D., Grosse-Oetringhaus, J. F., Gutschow, C., Karczmarczyk, P., Klein, J., Lönnblad, L., Pollard, C. S., Richardson, P., Schulz, H., & Siegert, F. (2020). Robust Independent Validation of Experiment and Theory: Rivet version 3. SciPost Physics, 8(2), Article 026. https://doi.org/10.21468/scipostphys.8.2.026
• Richardson, P., & Webster, S. (2019). Spin correlations in parton shower simulations. The European Physical Journal C, 80(2), Article 83. https://doi.org/10.1140/epjc/s10052-019-7429-5
• Reichelt, D., Richardson, P., & Siodmok, A. (2017). Improving the simulation of quark and gluon jets with Herwig 7. The European Physical Journal C, 77(12), Article 876. https://doi.org/10.1140/epjc/s10052-017-5374-8
• Reichelt, D., Richardson, P., & Siódmok, A. (2017). Colour Reconnections in Quark and Gluon Jets in Herwig 7. Acta Physica Polonica B, 48(6), 1167-1173. https://doi.org/10.5506/aphyspolb.48.1167
• Bellm, J., Plätzer, S., Richardson, P., Siódmok, A., & Webster, S. (2016). Reweighting parton showers. Physical Review D, 94(3), Article 034028. https://doi.org/10.1103/physrevd.94.034028
• Bellm, J., Gieseke, S., Grellscheid, D., Plätzer, S., Rauch, M., Reuschle, C., Richardson, P., Schichtel, P., Seymour, M. H., Siódmok, A., Wilcock, A., Fischer, N., Harrendorf, M. A., Nail, G., Papaefstathiou, A., & Rauch, D. (2016). Herwig 7.0/Herwig++ 3.0 release note. The European Physical Journal C, 76(4), Article 196. https://doi.org/10.1140/epjc/s10052-016-4018-8
• Fuks, B., Richardson, P., & Wilcock, A. (2015). Studying the sensitivity of monotop probes to compressed supersymmetric scenarios at the LHC. The European Physical Journal C, 75(7), Article 308. https://doi.org/10.1140/epjc/s10052-015-3530-6
• Richardson, P., & Wilcock, A. (2014). Monte Carlo Simulation of Hard Radiation in Decays in Beyond the Standard Model Physics in Herwig++. The European Physical Journal C, 74(1), Article 2713. https://doi.org/10.1140/epjc/s10052-014-2713-x
• D'Errico, L., & Richardson, P. (2012). A Positive-Weight Next-to-Leading-Order Monte Carlo Simulation of Deep Inelastic Scattering and Higgs Boson Production via Vector Boson Fusion in Herwig++. The European Physical Journal C, 72(6), Article 2042. https://doi.org/10.1140/epjc/s10052-012-2042-x
• Grellscheid, D., Jaeckel, J., Khoze, V., Richardson, P., & Wymant, C. (2012). Direct SUSY searches at the LHC in the light of LEP Higgs bounds. Journal of High Energy Physics, 2012(03), https://doi.org/10.1007/jhep03%282012%29078
• D'Errico, L., & Richardson, P. (2012). Next-to-Leading-Order Monte Carlo Simulation of Diphoton Production in Hadronic Collisions. Journal of High Energy Physics, 2012(2), Article 130. https://doi.org/10.1007/jhep02%282012%29130
• Richardson, P., Sadykov, R., Sapronov, A., Seymour, M., & Skands, P. (2012). QCD parton showers and NLO EW corrections to Drell-Yan. Journal of High Energy Physics, 1206, https://doi.org/10.1007/jhep06%282012%29090
• Jaeckel, J., Khoze, V., Plehn, T., & Richardson, P. (2012). Travels on the squark-gluino mass plane. Physical Review D, 85(1), Article 015015. https://doi.org/10.1103/physrevd.85.015015
• Richardson, P., & Winn, D. (2012). Investigation of Monte Carlo Uncertainties on Higgs Boson searches using Jet Substructure. The European Physical Journal C, 72, https://doi.org/10.1140/epjc/s10052-012-2178-8
• Vasquez, D. A., Belanger, G., Boehm, C., Da Silva, J., Richardson, P., & Wymant, C. (2012). 125 GeV Higgs boson in the NMSSM in light of the LHC results and astrophysics constraints. Physical Review D, 86(3), Article 035023. https://doi.org/10.1103/physrevd.86.035023
• Beringer, J., & others. (2012). Review of Particle Physics (RPP). Physical Review D, D86, https://doi.org/10.1103/physrevd.86.010001
• Richardson, P., & Winn, D. (2012). Simulation of Sextet Diquark Production. The European Physical Journal C, 72, https://doi.org/10.1140/epjc/s10052-012-1862-z
• Buckley, A., Butterworth, J., Gieseke, S., Grellscheid, D., Hoche, S., Hoeth, H., Krauss, F., Lonnblad, L., Nurse, E., Richardson, P., Schumann, S., Seymour, M., Sjostrand, T., Skands, P., & Webber, B. (2011). General-purpose event generators for LHC Physics. Physics Reports, 504(5), 145-233. https://doi.org/10.1016/j.physrep.2011.03.005
• Dolan, M., Grellscheid, D., Jaeckel, J., Khoze, V., & Richardson, P. (2011). New Constraints on Gauge Mediation and Beyond from LHC SUSY Searches at 7 TeV. Journal of High Energy Physics, 2011(06), https://doi.org/10.1007/jhep06%282011%29095
• Abdesselam, A., Bergeaas Kuutmann, E., Bitenc, U., Brooijmans, G., Butterworth, J., Glover, N., & et al. (2011). Boosted objects: A Probe of beyond the Standard Model physics. The European Physical Journal C, 71, https://doi.org/10.1140/epjc/s10052-011-1661-y
• Nakamura, K., & others. (2010). Review of particle physics. Journal of Physics G: Nuclear and Particle Physics, G37, https://doi.org/10.1088/0954-3899/37/7a/075021
• Allanach, B., Balazs, C., Belanger, G., Bernhardt, M., Boudjema, F., & others. (2009). SUSY Les Houches Accord 2. Computer Physics Communications, 180, 8-25. https://doi.org/10.1016/j.cpc.2008.08.004
• Hamilton, K., Richardson, P., & Tully, J. (2009). A Positive-Weight Next-to-Leading Order Monte Carlo Simulation for Higgs Boson Production. Journal of High Energy Physics, 2009(04), Article 116. https://doi.org/10.1088/1126-6708/2009/04/116
• Hamilton, K., Richardson, P., & Tully, J. (2009). A modified CKKW matrix element merging approach to angular-ordered parton showers. Journal of High Energy Physics, 2009(11), Article 038. https://doi.org/10.1088/1126-6708/2009/11/038
• Bähr, M., Gieseke, S., Gigg, M., Grellscheid, D., Hamilton, K., Latunde-Dada, O., Platzer, S., Richardson, P., Seymour, M., Sherstnev, A., & Webber, B. (2008). Herwig++ Physics and Manual. The European Physical Journal C, 58(4), 639-707. https://doi.org/10.1140/epjc/s10052-008-0798-9
• Hamilton, K., Richardson, P., & Tully, J. (2008). A Positive-Weight Next-to-Leading Order Monte Carlo Simulation of Drell-Yan Vector Boson Production. Journal of High Energy Physics, 2008(10), Article 015. https://doi.org/10.1088/1126-6708/2008/10/015
• Bernhardt, M., Dreiner, H., Grab, S., & Richardson, P. (2008). Single Slepton Production in association with a single Top Quark at the Tevatron and CERN LHC. Physical Review D, 78(1), https://doi.org/10.1103/physrevd.78.015016
• Amsler, C., & others. (2008). Review of Particle Physics. Physics Letters B, B667, 1-1340. https://doi.org/10.1016/j.physletb.2008.07.018
• Gigg, M., & Richardson, P. (2007). Simulation of beyond standard model physics in Herwig++. The European Physical Journal C, 51(4), 989-1008. https://doi.org/10.1140/epjc/s10052-007-0364-x
• Allanach, B., Bernhardt, M., Dreiner, H., Kom, C., & Richardson, P. (2007). Mass Spectrum in R-Parity Violating mSUGRA and Benchmark Points. Physical Review D, 75(3), https://doi.org/10.1103/physrevd.75.035002
• Alwall, J., Ballestrero, A., Bartalini, P., Belov, S., Boos, E., Buckley, A., Butterworth, J., Dudko, L., Frixionem, S., Garren, L., Gieseke, S., Gusev, A., Hinchliffe, I., Huston, J., Kersevan, B., Krauss, F., Lavesson, N., Lönnblad, L., Maina, E., Maltoni, F., …Zeppenfeld, D. (2007). A standard format for Les Houches event files. Computer Physics Communications, 176(4), 300-304. https://doi.org/10.1016/j.cpc.2006.11.010
• Hamilton, K., & Richardson, P. (2007). A simulation of QCD radiation in top quark decays. Journal of High Energy Physics, 0702, https://doi.org/10.1088/1126-6708/2007/02/069
• Kilian, W., Plehn, T., Richardson, P., & Schmidt, E. (2005). Split supersymmetry at colliders. The European Physical Journal C, 39(2), 229-243. https://doi.org/10.1140/epjc/s2004-02046-5
• Harris, C. M., Palmer, M. J., Parker, M. A., Richardson, P., Sabetfakhri, A., & Webber, B. R. (2005). Exploring higher dimensional black holes at the Large Hadron Collider. Journal of High Energy Physics, 5, 53-
• Mrenna, S., & Richardson, P. (2004). Matching matrix elements and parton showers with HERWIG and PYTHIA. Journal of High Energy Physics, 2004(05), https://doi.org/10.1088/1126-6708/2004/05/040
• Skands, P., Allanach, B., Baer, H., Balazs, C., Belanger, G., Boudjema, F., Djouadi, A., Godbole, R., Guasch, J., Heinemeyer, S., Kilian, W., Kneur, J.-L., Kraml, S., Moortgat, F., Moretti, S., Muhlleitner, M., Porod, W., Pukhov, A., Richardson, P., Schumann, S., …Weiglein, G. (2004). SUSY Les Houches Accord: Interfacing SUSY Spectrum Calculators, Decay Packages, and Event Generators. Journal of High Energy Physics, 7, 36-
• Harris, C., Richardson, P., & Webber, B. (2003). CHARYBDIS: a black hole event generator. Journal of High Energy Physics, 2003(08), https://doi.org/10.1088/1126-6708/2003/08/033
• Barr, A. J., Lester, C. G., Parker, M. A., Allanach, B. C., & Richardson, P. (2003). Discovering anomaly-mediated supersymmetry at the LHC. Journal of High Energy Physics, 3, 45-
• Moretti, S., Odagiri, K., Richardson, P., Seymour, M. H., & Webber, B. R. (2002). Implementation of supersymmetric processes in the HERWIG event generator. Journal of High Energy Physics, 4, 28-
• Dedes, A., Dreiner, H., & Richardson, P. (2002). Attempts at explaining the NuTeV observation of dimuon events. Physical Review D, 65(1), Article 015001. https://doi.org/10.1103/physrevd.65.015001
• Richardson, P. (2001). Spin correlations in Monte Carlo simulations. Journal of High Energy Physics, 2001(11), Article 029. https://doi.org/10.1088/1126-6708/2001/11/029
• Hinchliffe, I., & Richardson, P. (2001). DURHAM IPPP WORKSHOP PAPER: Supersymmetric models and collider signatures. Journal of Physics G: Nuclear and Particle Physics, 27, 2485-2496. https://doi.org/10.1088/0954-3899/27/12/310
• Corcella, G., Knowles, I., Marchesini, G., Moretti, S., Odagiri, K., Richardson, P., Seymour, M., & Webber, B. (2001). HERWIG 6: an event generator for hadron emission reactions with interfering gluons (including supersymmetric processes). Journal of High Energy Physics, 2001(01), Article 10. https://doi.org/10.1088/1126-6708/2001/01/010
• Allanach, B. C., Barr, A. J., Drage, L., Lester, C. G., Morgan, D., Parker, M. A., Webber, B. R., & Richardson, P. (2001). Measuring supersymmetric particle masses at the LHC in scenarios with baryon-number R-parity violating couplings. Journal of High Energy Physics, 3, 48-
• Dreiner, H., Richardson, P., & Seymour, M. (2001). Resonant slepton production in hadron-hadron collisions. Physical Review D, 63, 055008-
• Allanach, B. C., Harris, C. M., Parker, M. A., Richardson, P., & Webber, B. R. (2001). Detecting exotic heavy leptons at the large hadron collider. Journal of High Energy Physics, 8, 51-
• Allanach, B. C., Barr, A., Parker, M., Richardson, P., & Webber, B. (2001). Extracting the flavour structure of a baryon-number R-parity violating coupling at the LHC. Journal of High Energy Physics, 9, 21-
• Choudhury, D., Dreiner, H., Richardson, P., & Sarkar, S. (2000). Supersymmetric solution to the KARMEN time anomaly. Physical Review D, 61,
• Dreiner, H., Seymour, M. H., & Richardson, P. (2000). Parton-shower simulations of R-parity violating supersymmetric models. Journal of High Energy Physics, 4, 8-

Other (Print)

• Gieseke, S., Grellscheid, D., Hamilton, K., Ribon, A., Richardson, P., Seymour, M., Stephens, P., & Webber, B. (2006). Herwig++ 2.0 release note
• Gieseke, S., Grellscheid, D., Hamilton, K., Ribon, A., Richardson, P., Seymour, M., Stephens, P., & Webber, B. (2006). Herwig++ 2.0 beta release note

Presentation

• Allanach, B., Richardson, P., & others. (2004, December). Les Houches 'Physics at TeV Colliders 2003' Beyond the Standard Model Working Group: Summary report
• Dreiner, H. K., Richardson, P., & Seymour, M. H. (2000, December). Resonant slepton production at the LHC

Report

• Alwall, J., Boos, E., Dudko, L., Gigg, M., Herquet, M., Pukhov, A., Richardson, P., Sherstnev, A., & Skands, P. (2008). A Les Houches Interface for BSM Generators. USDOE