Loop amplitudes in quantum field theory

Project Information

CutLoops

Grant agreement ID: 647356

DOI

10.3030/647356

Project closed

EC signature date 13 May 2015

Start date 1 October 2015

End date 31 August 2021

Funded under

• EXCELLENT SCIENCE - European Research Council (ERC)

Total cost

€ 1 954 065,02

EU contribution

€ 1 954 065,02

Coordinated by

THE PROVOST, FELLOWS, FOUNDATION SCHOLARS & THE OTHER MEMBERS OF BOARD, OF THE COLLEGE OF THE HOLY & UNDIVIDED TRINITY OF QUEEN ELIZABETH NEAR DUBLIN
Ireland

CORDIS provides links to public deliverables and publications of HORIZON projects.

Links to deliverables and publications from FP7 projects, as well as links to some specific result types such as dataset and software, are dynamically retrieved from OpenAIRE .

Publications

Peer reviewed articles (25)

DiffExp, a Mathematica package for computing Feynman integrals in terms of one-dimensional series expansions

Author(s): Martijn Hidding
Published in: Computer Physics Communications, Issue 269, 2021, Page(s) 108125, ISSN 0010-4655
Publisher: Elsevier BV
DOI: 10.1016/j.cpc.2021.108125

Symmetric reduction of high-multiplicity one-loop integrals and maximal cuts

Author(s): Guy R. Jehu
Published in: Journal of High Energy Physics, Issue 2021/2, 2021, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep02(2021)013

Electroweak pseudo-observables and Z-boson form factors at two-loop accuracy

Author(s): Ievgen Dubovyk, Ayres Freitas, Janusz Gluza, Tord Riemann, Johann Usovitsch
Published in: Journal of High Energy Physics, Issue 2019/8, 2019, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep08(2019)113

Quark and gluon form factors in four loop QCD: The N f 2 and

Author(s): Andreas von Manteuffel, Robert M. Schabinger
Published in: Physical Review D, Issue 99/9, 2019, ISSN 2470-0010
Publisher: American Physical Society
DOI: 10.1103/physrevd.99.094014

Complete electroweak two-loop corrections to Z boson production and decay

Author(s): Ievgen Dubovyk, Ayres Freitas, Janusz Gluza, Tord Riemann, Johann Usovitsch
Published in: Physics Letters B, Issue 783, 2018, Page(s) 86-94, ISSN 0370-2693
Publisher: Elsevier BV
DOI: 10.1016/j.physletb.2018.06.037

The dimension-shift conjecture for one-loop amplitudes

Author(s): Ruth Britto, Guy R. Jehu, Andrea Orta
Published in: Journal of High Energy Physics, Issue 2021/4, 2021, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep04(2021)276

Coaction and double-copy properties of configuration-space integrals at genus zero

Author(s): Ruth Britto, Sebastian Mizera, Carlos Rodriguez, Oliver Schlotterer
Published in: Journal of High Energy Physics, Issue 2021/5, 2021, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep05(2021)053

Kira—A Feynman integral reduction program

Author(s): P. Maierhöfer, J. Usovitsch, P. Uwer
Published in: Computer Physics Communications, Issue 230, 2018, Page(s) 99-112, ISSN 0010-4655
Publisher: Elsevier BV
DOI: 10.1016/j.cpc.2018.04.012

Algebraic Structure of Cut Feynman Integrals and the Diagrammatic Coaction

Author(s): Samuel Abreu, Ruth Britto, Claude Duhr, Einan Gardi
Published in: Physical Review Letters, Issue 119/5, 2017, ISSN 0031-9007
Publisher: American Physical Society
DOI: 10.1103/PhysRevLett.119.051601

Diagrammatic Hopf algebra of cut Feynman integrals: the one-loop case

Author(s): Samuel Abreu, Ruth Britto, Claude Duhr, Einan Gardi
Published in: Journal of High Energy Physics, Issue 2017/12, 2017, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/JHEP12(2017)090

Numerical multi-loop calculations via finite integrals and one-mass EW-QCD Drell-Yan master integrals

Author(s): Andreas von Manteuffel, Robert M. Schabinger
Published in: Journal of High Energy Physics, Issue 2017/4, 2017, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/JHEP04(2017)129

Cuts from residues: the one-loop case

Author(s): Samuel Abreu, Ruth Britto, Claude Duhr, Einan Gardi
Published in: Journal of High Energy Physics, Issue 2017/6, 2017, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/JHEP06(2017)114

Baikov-Lee representations of cut Feynman integrals

Author(s): Mark Harley, Francesco Moriello, Robert M. Schabinger
Published in: Journal of High Energy Physics, Issue 2017/6, 2017, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/JHEP06(2017)049

Computation of form factors in massless QCD with finite master integrals

Author(s): Andreas von Manteuffel, Erik Panzer, Robert M. Schabinger
Published in: Physical Review D, Issue 93/12, 2016, ISSN 2470-0029
Publisher: American Physical Society
DOI: 10.1103/PhysRevD.93.125014

Quark and gluon form factors to four-loop order in QCD: The N f 3 contributions

Author(s): Andreas von Manteuffel, Robert M. Schabinger
Published in: Physical Review D, Issue 95/3, 2017, ISSN 2470-0010
Publisher: American Physical Society
DOI: 10.1103/physrevd.95.034030

Evaluating a family of two-loop non-planar master integrals for Higgs + jet production with full heavy-quark mass dependence

Author(s): R. Bonciani, V. Del Duca, H. Frellesvig, J.M. Henn, M. Hidding, L. Maestri, F. Moriello, G. Salvatori, V.A. Smirnov
Published in: Journal of High Energy Physics, Issue 2020/1, 2020, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep01(2020)132

All orders structure and efficient computation of linearly reducible elliptic Feynman integrals

Author(s): Martijn Hidding, Francesco Moriello
Published in: Journal of High Energy Physics, Issue 2019/1, 2019, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep01(2019)169

The analytic leading color contribution to the Higgs-gluon form factor in QCD at NNLO

Author(s): Mario Prausa, Johann Usovitsch
Published in: Journal of High Energy Physics, Issue 2021/3, 2021, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep03(2021)127

Electroweak Bosonic 2-loop Corrections to the $Z$-pole Precision Observables

Author(s): I. Dubovyk, A. Freitas, J. Gluza, T. Riemann, J. Usovitsch
Published in: Acta Physica Polonica B, Issue 48/12, 2017, Page(s) 2321, ISSN 0587-4254
Publisher: Jagellonian University
DOI: 10.5506/aphyspolb.48.2321

The complete set of two-loop master integrals for Higgs + jet production in QCD

Author(s): H. Frellesvig, M. Hidding, L. Maestri, F. Moriello, G. Salvatori
Published in: Journal of High Energy Physics, Issue 2020/6, 2020, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep06(2020)093

Integral reduction with Kira 2.0 and finite field methods

Author(s): Jonas Klappert, Fabian Lange, Philipp Maierhöfer, Johann Usovitsch
Published in: Computer Physics Communications, Issue 266, 2021, Page(s) 108024, ISSN 0010-4655
Publisher: Elsevier BV
DOI: 10.1016/j.cpc.2021.108024

Planar master integrals for four-loop form factors

Author(s): Andreas von Manteuffel, Robert M. Schabinger
Published in: Journal of High Energy Physics, Issue 2019/5, 2019, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep05(2019)073

The diagrammatic coaction beyond one loop

Author(s): Samuel Abreu, Ruth Britto, Claude Duhr, Einan Gardi, James Matthew
Published in: Journal of High Energy Physics, Issue 2021/10, 2021, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep10(2021)131

From positive geometries to a coaction on hypergeometric functions

Author(s): Samuel Abreu, Ruth Britto, Claude Duhr, Einan Gardi, James Matthew
Published in: Journal of High Energy Physics, Issue 2020/2, 2020, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep02(2020)122

Constructing multiloop scattering amplitudes with manifest singularity structure

Author(s): Robert M. Schabinger
Published in: Physical Review D, Issue 99/10, 2019, ISSN 2470-0010
Publisher: American Physical Society
DOI: 10.1103/physrevd.99.105010

Conference proceedings (7)

The diagrammatic coaction and the algebraic structure of cut Feynman integrals

Author(s): Samuel Abreu, Ruth Britto, Claude Duhr, Einan Gardi
Published in: Proceedings of 13th International Symposium on Radiative Corrections (Applications of Quantum Field Theory to Phenomenology) — PoS(RADCOR2017), 2018, Page(s) 002
Publisher: Sissa Medialab
DOI: 10.22323/1.290.0002

Theory for the FCC-ee : Report on the 11th FCC-ee Workshop

Author(s): Blondel, A.; Gluza, J.; Jadach, S.; Janot, P.; Riemann, T.; Abreu, S.; Aguilera-Verdugo, J. J.; Arbuzov, A. B.; Baglio, J.; Bakshi, S. D.; Banerjee, S.; Beneke, M.; Bobeth, C.; Bogner, C.; Bondarenko, S.; Borowka, S.; Braß, S.; Calame, C. M. Carloni; Chakrabortty, J.; Chiesa, M.; Chrzaszcz, M.; d'Enterria, D.; Domingo, F.; Dormans, J.; Driencourt-Mangin, F.; Dydyshka, Ya.; Erler, J.; Cordero, F.
Published in: Issue 7, 2020
Publisher: CERN
DOI: 10.23731/cyrm-2020-003

Electroweak precision pseudo-observables at the $e^+e^-$ Z-resonance peak

Author(s): Dubovyk, Ievgen; Freitas, Ayres; Gluza, Janusz; Grzanka, Krzysztof; Riemann, Tord; Usovitsch, Johann
Published in: Proceedings of Science, Issue 6, 2021
Publisher: PoS
DOI: 10.3204/pubdb-2021-00199

Diagrammatic Coaction of Two-Loop Feynman Integrals

Author(s): James Matthew, Samuel Abreu, Ruth Britto, Claude Duhr, Einan Gardi
Published in: Proceedings of 14th International Symposium on Radiative Corrections — PoS(RADCOR2019), 2020, Page(s) 065
Publisher: Sissa Medialab
DOI: 10.22323/1.375.0065

MBnumerics: Numerical integration of Mellin-Barnes integrals in physical regions

Author(s): Usovitsch, Johann; Dubovyk, Ievgen; Riemann, Tord
Published in: Proceedings of Loops and Legs in Quantum Field Theory — PoS(LL2018) - Sissa Medialab Trieste, Italy, 2018. - ISBN - doi:10.22323/1.303.0046, Issue 1, 2018
Publisher: Proceedings of Science
DOI: 10.3204/pubdb-2018-04465

Coaction for Feynman integrals and diagrams

Author(s): Ruth Britto, Samuel Abreu, Claude Duhr, Einan Gardi, James Matthew
Published in: Proceedings of Loops and Legs in Quantum Field Theory — PoS(LL2018), 2018, Page(s) 047
Publisher: Sissa Medialab
DOI: 10.22323/1.303.0047

Generalized hypergeometric functions and intersection theory for Feynman integrals

Author(s): Ruth Britto, Samuel Abreu, Claude Duhr, Einan Gardi, James Matthew
Published in: Proceedings of 14th International Symposium on Radiative Corrections — PoS(RADCOR2019), 2020, Page(s) 067
Publisher: Sissa Medialab
DOI: 10.22323/1.375.0067

Thesis and dissertations (1)

Computational and mathematical aspects of Feynman integrals

Author(s): Martijn Hidding
Published in: 2021
Publisher: Trinity College Dublin