Dr. Leonardo Vernazza

Profile

Academic positionLecturer, Assistant Professor, Researcher
Research fieldsElementary Particle Physics
Keywordseffective field theories, scattering amplitudes, resummation, collider physics, perturbative QCD
Honours and awards

2019: Fellini fellowship, INFN Torino, funded by the European Union’s H2020 Marie Skłodowska-Curie Cofund Action, grant agreement no. 754496

2015: Marie Curie Individual fellowship, University of Edinburgh, H2020- MSCA-IF-2014 under REA grant No. 656463

2010: Humboldt fellowship, Johannes Gutenberg University, Mainz

Current contact address

CountryItaly
CityTorino
InstitutionIstituto Nazionale di Fisica Nucleare Sezione di Pisa
InstituteSezione di Torino

Host during sponsorship

Prof. Dr. Matthias NeubertInstitut für Physik, Johannes Gutenberg-Universität Mainz, Mainz
Start of initial sponsorship01/11/2009

Programme(s)

2009Humboldt Research Fellowship Programme for Postdocs

Publications (partial selection)

2024van Beekveld, Melissa and Vernazza, Leonardo and White, Chris D.: {Exponentiation of soft quark effects from the replica trick}. In: JHEP, 07, 2024, 109
2024Vernazza, Leonardo: {Factorization and resummation at next-to-leading-power}. In: PoS, RADCOR2023, 2024, 050
2024Abreu, Samuel and Falcioni, Giulio and Gardi, Einan and Milloy, Calum and Vernazza, Leonardo: {Regge poles and cuts and the Lipatov vertex}. In: PoS, LL2024, 2024, 085
2024ter Hoeve, Jaco and Laenen, Eric and Marinissen, Coenraad and Vernazza, Leonardo and Wang, Guoxing: {Region analysis of QED massive fermion form factor}. In: JHEP, 02, 2024, 024
2023van Bijleveld, Robin and Laenen, Eric and Vernazza, Leonardo and Wang, Guoxing: {Next-to-leading power resummed rapidity distributions near threshold for Drell-Yan and diphoton production}. In: JHEP, 10, 2023, 126
2023Broggio, Alessandro and Jaskiewicz, Sebastian and Vernazza, Leonardo: {Threshold factorization of the Drell-Yan quark-gluon channel and two-loop soft function at next-to-leading power}. In: JHEP, 12, 2023, 028
2022Falcioni, Giulio and Gardi, Einan and Maher, Niamh and Milloy, Calum and Vernazza, Leonardo: {Disentangling the Regge Cut and Regge Pole in Perturbative QCD}. In: Phys. Rev. Lett., 128, 2022, 132001
2022Beneke, Martin and Garny, Mathias and Jaskiewicz, Sebastian and Strohm, Julian and Szafron, Robert and Vernazza, Leonardo and Wang, Jian: {Endpoint factorization and next-to-leading power resummation of gluon thrust}. In: PoS, LL2022, 2022, 068
2022Milloy, Calum and Falcioni, Giulio and Gardi, Einan and Maher, Niamh and Vernazza, Leonardo: {High-energy limit of 2-\ensuremath{>}2 scattering amplitudes at NNLL}. In: PoS, LL2022, 2022, 044
2022Frixione, S. and others: {Initial state QED radiation aspects for future $e^+e^-$ colliders}. {Snowmass 2021}. 2022.
2022Beneke, M. and Garny, M. and Jaskiewicz, S. and Strohm, J. and Szafron, R. and Vernazza, L. and Wang, J.: {Next-to-leading power endpoint factorization and resummation for off-diagonal \textquotedblleft{}gluon\textquotedblright{} thrust}. In: JHEP, 07, 2022, 144
2022Falcioni, Giulio and Gardi, Einan and Maher, Niamh and Milloy, Calum and Vernazza, Leonardo: {Scattering amplitudes in the Regge limit and the soft anomalous dimension through four loops}. In: JHEP, 03, 2022, 053
2022van Beekveld, Melissa and others: {Snowmass 2021 White Paper: Resummation for future colliders}. {Snowmass 2021}. 2022.
2022Maltoni, F. and others: {TF07 Snowmass Report: Theory of Collider Phenomena}. 2022,
2022Maher, Niamh and Falcioni, Giulio and Gardi, Einan and Milloy, Calum and Vernazza, Leonardo: {The Soft Anomalous Dimension at four loops in the Regge Limit}. In: SciPost Phys. Proc., 7, 2022, 013
2022Boughezal, Radja and others: {Theory Techniques for Precision Physics -- Snowmass 2021 TF06 Topical Group Report}. 2022,
2022Vernazza, Leonardo: {Threshold resummation of quark-gluon partonic channels at next-to-leading power}. In: PoS, LL2022, 2022, 057
2022Falcioni, Giulio and Gardi, Einan and Maher, Niamh and Milloy, Calum and Vernazza, Leonardo: {Two-parton scattering in the high-energy limit: climbing two- and three-Reggeon ladders}. In: SciPost Phys. Proc., 7, 2022, 007
2021Falcioni, Giulio and Gardi, Einan and Milloy, Calum and Vernazza, Leonardo: {Climbing three-Reggeon ladders: four-loop amplitudes in the high-energy limit in full colour}. In: Phys. Rev. D, 103, 2021, L111501
2021van Beekveld, Melissa and Laenen, Eric and Sinninghe Damst\'e, Jort and Vernazza, Leonardo: {Next-to-leading power threshold corrections for finite order and resummed colour-singlet cross sections}. In: JHEP, 05, 2021, 114
2021Broggio, Alessandro and Jaskiewicz, Sebastian and Vernazza, Leonardo: {Next-to-leading power two-loop soft functions for the Drell-Yan process at threshold}. In: JHEP, 10, 2021, 061
2021van Beekveld, Melissa and Vernazza, Leonardo and White, Chris D.: {Threshold resummation of new partonic channels at next-to-leading power}. In: JHEP, 12, 2021, 087
2021Laenen, E. and Sinninghe Damst\'e, J. and Vernazza, L. and Waalewijn, W. and Zoppi, L.: {Towards all-order factorization of QED amplitudes at next-to-leading power}. In: Phys. Rev. D, 103, 2021, 034022
2020Calibbi, Lorenzo and Crivellin, Andreas and Kirk, Fiona and Manzari, Claudio Andrea and Vernazza, Leonardo: {$Z^\prime$ models with less-minimal flavour violation}. In: Phys. Rev. D, 101, 2020, 095003
2020Crivellin, Andreas and Gross, Christian and Pokorski, Stefan and Vernazza, Leonardo: {Correlating $\epsilon^\prime/\epsilon$ to hadronic $B$ decays via $U(2)^3$ flavour symmetry}. In: Phys. Rev. D, 101, 2020, 015022
2020Beneke, Martin and Garny, Mathias and Jaskiewicz, Sebastian and Szafron, Robert and Vernazza, Leonardo and Wang, Jian: {Large-x resummation of off-diagonal deep-inelastic parton scattering from d-dimensional refactorization}. In: JHEP, 10, 2020, 196
2020Beneke, Martin and Garny, Mathias and Jaskiewicz, Sebastian and Szafron, Robert and Vernazza, Leonardo and Wang, Jian: {Leading-logarithmic threshold resummation of Higgs production in gluon fusion at next-to-leading power}. In: JHEP, 01, 2020, 094
2020Beneke, Martin and Broggio, Alessandro and Jaskiewicz, Sebastian and Vernazza, Leonardo: {Threshold factorization of the Drell-Yan process at next-to-leading power}. In: JHEP, 07, 2020, 078
2020Caron-Huot, Simon and Gardi, Einan and Reichel, Joscha and Vernazza, Leonardo: {Two-parton scattering amplitudes in the Regge limit to high loop orders}. In: JHEP, 08, 2020, 116
2019Bahjat-Abbas, N. and Bonocore, D. and Sinninghe Damst\'e, J. and Laenen, E. and Magnea, L. and Vernazza, L. and White, C. D.: {Diagrammatic resummation of leading-logarithmic threshold effects at next-to-leading power}. In: JHEP, 11, 2019, 002
2019Beneke, Martin and Broggio, Alessandro and Garny, Mathias and Jaskiewicz, Sebastian and Szafron, Robert and Vernazza, Leonardo and Wang, Jian: {Leading-logarithmic threshold resummation of the Drell-Yan process at next-to-leading power}. In: JHEP, 03, 2019, 043
2019Gardi, Einan and Caron-Huot, Simon and Reichel, Joscha and Vernazza, Leonardo: {The High-Energy Limit of 2-to-2 Partonic Scattering Amplitudes}. In: PoS, RADCOR2019, 2019, 050
2018Caron-Huot, Simon and Gardi, Einan and Reichel, Joscha and Vernazza, Leonardo: {Infrared singularities of QCD scattering amplitudes in the Regge limit to all orders}. In: JHEP, 03, 2018, 098
2018Bahjat-Abbas, N. and Sinninghe Damst\'e, J. and Vernazza, L. and White, C. D.: {On next-to-leading power threshold corrections in Drell-Yan production at N$^3$LO}. In: JHEP, 10, 2018, 144
2018Vernazza, Leonardo and Caron-Huot, Simon and Gardi, Einan and Reichel, Joscha: {The Regge Limit and infrared singularities of QCD scattering amplitudes to all orders}. In: PoS, LL2018, 2018, 038
2017Caron-Huot, Simon and Gardi, Einan and Vernazza, Leonardo: {Two-parton scattering in the high-energy limit}. In: JHEP, 06, 2017, 016
2017Del Duca, V. and Laenen, E. and Magnea, L. and Vernazza, L. and White, C. D.: {Universality of next-to-leading power threshold effects for colourless final states in hadronic collisions}. In: JHEP, 11, 2017, 057
2016Magnea, Lorenzo and Laenen, Eric and Vernazza, Leonardo and White, Chris D. and Melville, Stacey and Bonocore, Domenico: {Next-to-leading power threshold logarithms: a status report}. In: PoS, RADCOR2015, 2016, 013
2016Bonocore, D. and Laenen, E. and Magnea, L. and Vernazza, L. and White, C. D.: {Non-abelian factorisation for next-to-leading-power threshold logarithms}. In: JHEP, 12, 2016, 121
2016Magnea, Lorenzo and Bonocore, Domenico and Laenen, Eric and Vernazza, Leonardo and White, Chris D.: {On non-abelian next-to-leading-power threshold logarithms}. In: PoS, LL2016, 2016, 078
2015Bonocore, D. and Laenen, E. and Magnea, L. and Melville, S. and Vernazza, L. and White, C. D.: {A factorization approach to next-to-leading-power threshold logarithms}. In: JHEP, 06, 2015, 008
2015Del Duca, Vittorio and Falcioni, Giulio and Magnea, Lorenzo and Vernazza, Leonardo: {Analyzing high-energy factorization beyond next-to-leading logarithmic accuracy}. In: JHEP, 02, 2015, 029
2015Bonocore, Domenico and Laenen, Eric and Magnea, Lorenzo and Vernazza, Leonardo and White, Chris D.: {The method of regions and next-to-soft corrections in Drell\textendash{}Yan production}. In: Phys. Lett. B, 742, 2015, 375--382
2014Del Duca, Vittorio and Falcioni, Giulio and Magnea, Lorenzo and Vernazza, Leonardo: {High-energy QCD amplitudes at two loops and beyond}. In: Phys. Lett. B, 732, 2014, 233--240
2014Broggio, Alessandro and Ferroglia, Andrea and Neubert, Matthias and Vernazza, Leonardo and Yang, Li Lin: {NNLL Momentum-Space Resummation for Stop-Pair Production at the LHC}. In: JHEP, 03, 2014, 066
2013Broggio, Alessandro and Ferroglia, Andrea and Neubert, Matthias and Vernazza, Leonardo and Yang, Li Lin: {Approximate NNLO Predictions for the Stop-Pair Production Cross Section at the LHC}. In: JHEP, 07, 2013, 042
2013Del Duca, Vittorio and Falcioni, Giulio and Magnea, Lorenzo and Vernazza, Leonardo: {Beyond Reggeization for two- and three-loop QCD amplitudes}. In: PoS, RADCOR2013, 2013, 046
2012Broggio, Alessandro and Neubert, Matthias and Vernazza, Leonardo: {Soft-gluon resummation for slepton-pair production at hadron colliders}. In: JHEP, 05, 2012, 151
2012Hofer, Lars and Vernazza, Leonardo: {Status of the $B \to \pi K$ puzzle and its relation to $B_s \to \phi \pi$ and $B_s \to \phi \rho$ decays}. {7th International Workshop on the CKM Unitarity Triangle}. 2012.
2012Ahrens, Valentin and Neubert, Matthias and Vernazza, Leonardo: {Structure of Infrared Singularities of Gauge-Theory Amplitudes at Three and Four Loops}. In: JHEP, 09, 2012, 138
2011Hofer, Lars and Scherer, Dominik and Vernazza, Leonardo: {$B_s \to \phi \rho^0$ and $B_s \to \phi \pi^0$ as a handle on isospin-violating New physics}. In: JHEP, 02, 2011, 080
2011Vernazza, Leonardo: {Analysis of the Anomalous-Dimension Matrix of n-jet Operators at 4 Loops}. In: PoS, EPS-HEP2011, 2011, 284
2011Hofer, Lars and Scherer, Dominik and Vernazza, Leonardo: {Probing new physics in electroweak penguins through $B_d$ and $B_s$ decays}. In: J. Phys. Conf. Ser., 335, 2011, 012039
2011Broggio, Alessandro and Neubert, Matthias and Vernazza, Leonardo: {Soft Gluon Resummation for Slepton Pair-Production}. In: PoS, EPS-HEP2011, 2011, 269
2010Hofer, Lars and Scherer, Dominik and Vernazza, Leonardo: {Electroweak penguins in isospin-violating $B_s$ decays}. In: PoS, ICHEP2010, 2010, 286
2010Hofer, L. and Scherer, D. and Vernazza, L.: {Search for New Physics in Electroweak Penguins via B(s) Decays}. In: Acta Phys. Polon., BProceed.Suppl.3, 2010, 227--233
2009Beneke, M. and Vernazza, L.: {$B \to \chi_{cJ} K$ decays revisited}. In: Nucl. Phys. B, 811, 2009, 155--181
2009Beneke, M. and Li, Xin-Qiang and Vernazza, L.: {Hadronic $B$ decays in the MSSM with large tan(beta)}. In: Eur. Phys. J. C, 61, 2009, 429--438