Staff profile

Journal Article

• Analytic reconstruction with massive particles: one-loop amplitudes for 0 → q ¯ qt t ¯ H
  
  Campbell, J. M., De Laurentis, G., & Ellis, R. K. (2025). Analytic reconstruction with massive particles: one-loop amplitudes for 0 → q ¯ qt t ¯ H. Journal of High Energy Physics, 2025(7), Article 147. https://doi.org/10.1007/jhep07%282025%29147
• Analytic amplitudes for a pair of Higgs bosons in association with three partons
  
  Campbell, J. M., De Laurentis, G., & Ellis, R. K. (2024). Analytic amplitudes for a pair of Higgs bosons in association with three partons. Journal of High Energy Physics, 2024(10), Article 230. https://doi.org/10.1007/jhep10%282024%29230
• Top tree amplitudes for higher order calculations
  
  Campbell, J. M., & Ellis, R. K. (2023). Top tree amplitudes for higher order calculations. Journal of High Energy Physics, 2023(10), Article 125. https://doi.org/10.1007/jhep10%282023%29125
• Transverse momentum resummation at N3LL+NNLO for diboson processes
  
  Campbell, J. M., Ellis, R. K., Neumann, T., & Seth, S. (2023). Transverse momentum resummation at N3LL+NNLO for diboson processes. Journal of High Energy Physics, 2023(3), Article 80. https://doi.org/10.1007/jhep03%282023%29080
• Jet-veto resummation at N3LLp + NNLO in boson production processes
  
  Campbell, J. M., Ellis, R. K., Neumann, T., & Seth, S. (2023). Jet-veto resummation at N3LLp + NNLO in boson production processes. Journal of High Energy Physics, 2023(4), Article 106. https://doi.org/10.1007/jhep04%282023%29106
• Vector boson pair production at one loop: analytic results for the process $$ \mathrm{q}\overline{\mathrm{q}}\ell \overline{\ell}{\ell}^{\prime }{\overline{\ell}}^{\prime}\mathrm{g} $$
  
  Campbell, J. M., De Laurentis, G., & Ellis, R. K. (2022). Vector boson pair production at one loop: analytic results for the process $$ \mathrm{q}\overline{\mathrm{q}}\ell \overline{\ell}{\ell}^{\prime }{\overline{\ell}}^{\prime}\mathrm{g} $$. Journal of High Energy Physics, 2022(7), Article 96. https://doi.org/10.1007/jhep07%282022%29096
• Non-local slicing approaches for NNLO QCD in MCFM
  
  Campbell, J. M., Ellis, R. K., & Seth, S. (2022). Non-local slicing approaches for NNLO QCD in MCFM. Journal of High Energy Physics, 2022(6), Article 2. https://doi.org/10.1007/jhep06%282022%29002
• The pp → W(→ lν) + γ process at next-to-next-to-leading order
  
  Campbell, J. M., De Laurentis, G., Ellis, R. K., & Seth, S. (2021). The pp → W(→ lν) + γ process at next-to-next-to-leading order. Journal of High Energy Physics, 2021(7). https://doi.org/10.1007/jhep07%282021%29079
• Analytic results for scalar-mediated Higgs boson production in association with two jets
  
  Budge, L., Campbell, J. M., Ellis, R. K., & Seth, S. (2021). Analytic results for scalar-mediated Higgs boson production in association with two jets. Journal of Physics G: Nuclear and Particle Physics, 48(8), Article 085006. https://doi.org/10.1088/1361-6471/abf7d6
• The one-loop amplitudes for Higgs + 4 partons with full mass effects
  
  Budge, L., Campbell, J. M., De Laurentis, G., Ellis, R. K., & Seth, S. (2020). The one-loop amplitudes for Higgs + 4 partons with full mass effects. Journal of High Energy Physics, 2020(5), Article 79. https://doi.org/10.1007/jhep05%282020%29079
• Higgs Boson studies at future particle colliders
  
  de Blas, J., Cepeda, M., D’Hondt, J., Ellis, R., Grojean, C., Heinemann, B., Maltoni, F., Nisati, A., Petit, E., Rattazzi, R., & Verkerke, W. (2020). Higgs Boson studies at future particle colliders. Journal of High Energy Physics, 2020(1), Article 139. https://doi.org/10.1007/jhep01%282020%29139
• H + 1 jet production revisited
  
  Campbell, J. M., Ellis, R. K., & Seth, S. (2019). H + 1 jet production revisited. Journal of High Energy Physics, 2019(10), Article 136. https://doi.org/10.1007/jhep10%282019%29136
• On Higgs boson plus gluon amplitudes at one loop
  
  Ellis, R. K., & Seth, S. (2018). On Higgs boson plus gluon amplitudes at one loop. Journal of High Energy Physics, 2018(11), Article 006. https://doi.org/10.1007/jhep11%282018%29006
• The NNLO QCD soft function for 1-jettiness
  
  Campbell, J. M., Ellis, R. K., Mondini, R., & Williams, C. (2018). The NNLO QCD soft function for 1-jettiness. European Physical Journal C: Particles and Fields, 78(3), Article 234. https://doi.org/10.1140/epjc/s10052-018-5732-1
• Driving missing data at the LHC: NNLO predictions for the ratio of γ + j and Z + j
  
  Campbell, J. M., Ellis, R. K., & Williams, C. (2017). Driving missing data at the LHC: NNLO predictions for the ratio of γ + j and Z + j. Physical Review D, 96(1), Article 014037. https://doi.org/10.1103/physrevd.96.014037
• Direct Photon Production at Next-to–Next-to-Leading Order
  
  Campbell, J. M., Ellis, R. K., & Williams, C. (2017). Direct Photon Production at Next-to–Next-to-Leading Order. Physical Review Letters, 118(22), Article 222001. https://doi.org/10.1103/physrevlett.118.222001
• Top-quark loop corrections in Z+jet and Z + 2 jet production
  
  Campbell, J. M., & Ellis, R. K. (2017). Top-quark loop corrections in Z+jet and Z + 2 jet production. Journal of High Energy Physics, 2017(01), Article 020. https://doi.org/10.1007/jhep01%282017%29020
• Color-singlet production at NNLO in MCFM
  
  Boughezal, R., Campbell, J. M., Ellis, R. K., Focke, C., Giele, W., Liu, X., Petriello, F., & Williams, C. (2017). Color-singlet production at NNLO in MCFM. European Physical Journal C: Particles and Fields, 77(1), Article 7. https://doi.org/10.1140/epjc/s10052-016-4558-y
• QCDLoop: A comprehensive framework for one-loop scalar integrals
  
  Carrazza, S., Ellis, R., & Zanderighi, G. (2016). QCDLoop: A comprehensive framework for one-loop scalar integrals. Computer Physics Communications, 209, 134-143. https://doi.org/10.1016/j.cpc.2016.07.033
• Two loop correction to interference in gg → ZZ
  
  Campbell, J., Ellis, R., Czakon, M., & Kirchner, S. (2016). Two loop correction to interference in gg → ZZ. Journal of High Energy Physics, 2016(8), Article 11. https://doi.org/10.1007/jhep08%282016%29011
• Predictions for diphoton production at the LHC through NNLO in QCD
  
  Campbell, J., Ellis, R., Li, Y., & Williams, C. (2016). Predictions for diphoton production at the LHC through NNLO in QCD. Journal of High Energy Physics, 2016(7), Article 148. https://doi.org/10.1007/jhep07%282016%29148
• Associated production of a Higgs boson at NNLO
  
  Campbell, J. M., Ellis, R. K., & Williams, C. (2016). Associated production of a Higgs boson at NNLO. Journal of High Energy Physics, 2016(06), Article 179. https://doi.org/10.1007/jhep06%282016%29179
• Z-Boson Production in Association with a Jet at Next-To-Next-To-Leading Order in Perturbative QCD
  
  Boughezal, R., Campbell, J., Ellis, R., Focke, C., Giele, W., Liu, X., & Petriello, F. (2016). Z-Boson Production in Association with a Jet at Next-To-Next-To-Leading Order in Perturbative QCD. Physical Review Letters, 116(15), Article 152001. https://doi.org/10.1103/physrevlett.116.152001
• A multi-threaded version of MCFM
  
  Campbell, J. M., Ellis, R. K., & Giele, W. T. (2015). A multi-threaded version of MCFM. European Physical Journal C: Particles and Fields, 75(6), Article 246. https://doi.org/10.1140/epjc/s10052-015-3461-2
• Top-pair production and decay at NLO matched with parton showers
  
  Campbell, J. M., Ellis, R. K., Nason, P., & Re, E. (2015). Top-pair production and decay at NLO matched with parton showers. Journal of High Energy Physics, 2015(04), Article 114. https://doi.org/10.1007/jhep04%282015%29114
• Higgs constraints from vector boson fusion and scattering
  
  Campbell, J. M., & Ellis, R. K. (2015). Higgs constraints from vector boson fusion and scattering. Journal of High Energy Physics, 2015(04), Article 030. https://doi.org/10.1007/jhep04%282015%29030
• Interference effects for Higgs boson mediatedZ-pair plus jet production
  
  Campbell, J. M., Ellis, R. K., Furlan, E., & Röntsch, R. (2014). Interference effects for Higgs boson mediatedZ-pair plus jet production. Physical Review D, 90(9), Article 093008. https://doi.org/10.1103/physrevd.90.093008
• Bounding the Higgs width at the LHC using full analytic results for gg−>e−e+μ−μ+
  
  Campbell, J. M., Ellis, R. K., & Williams, C. (2014). Bounding the Higgs width at the LHC using full analytic results for gg−>e−e+μ−μ+. Journal of High Energy Physics, 2014(04), Article 060. https://doi.org/10.1007/jhep04%282014%29060
• Bounding the Higgs width at the LHC: Complementary results fromH→WW
  
  Campbell, J. M., Ellis, R. K., & Williams, C. (2014). Bounding the Higgs width at the LHC: Complementary results fromH→WW. Physical Review D, 89(5), Article 053011. https://doi.org/10.1103/physrevd.89.053011
• Top-quark processes at NLO in production and decay
  
  Campbell, J. M., & Ellis, R. K. (2014). Top-quark processes at NLO in production and decay. Journal of Physics G: Nuclear and Particle Physics, 42(1), Article 015005. https://doi.org/10.1088/0954-3899/42/1/015005