0000000000530357

AUTHOR

Christine O. Rasmussen

showing 2 related works from this author

QCD Challenges from pp to A-A Collisions

2020

This paper is a write-up of the ideas that were presented, developed and discussed at the third International Workshop on QCD Challenges from pp to A-A, which took place in August 2019 in Lund, Sweden. The goal of the workshop was to focus on some of the open questions in the field and try to come up with concrete suggestions for how to make progress on both the experimental and theoretical sides. The paper gives a brief introduction to each topic and then summarizes the primary results.

Nuclear and High Energy PhysicsNuclear Theorynucl-thFOS: Physical sciencesLibrary scienceHEAVY-ION COLLISIONShiukkasfysiikkaPROTONnucl-exAtomic01 natural sciencesHigh Energy Physics - ExperimentJET PRODUCTIONNuclear Theory (nucl-th)High Energy Physics - Experiment (hep-ex)High Energy Physics - Phenomenology (hep-ph)Particle and Plasma PhysicsDEPENDENCE0103 physical sciencesNuclearNuclear Physics - ExperimentPARTICLE-PRODUCTIONNuclear Experiment (nucl-ex)LONG-RANGE010306 general physicsNuclear ExperimentNuclear theoryParticle Physics - PhenomenologyQuantum chromodynamicsPhysicsELLIPTIC FLOW010308 nuclear & particles physicshep-exPB COLLISIONSMolecularhep-phNuclear & Particles PhysicsANGULAR-CORRELATIONSHigh Energy Physics - PhenomenologySTATISTICAL HADRONIZATIONNuclear Physics - TheoryydinfysiikkaParticle Physics - Experiment
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Hard diffraction in photoproduction with Pythia 8

2019

We present a new framework for modeling hard diffractive events in photoproduction, implemented in the general purpose event generator Pythia 8. The model is an extension of the model for hard diffraction with dynamical gap survival in pp and ppbar collisions proposed in 2015, now also allowing for other beam types. It thus relies on several existing ideas: the Ingelman-Schlein approach, the framework for multiparton interactions and the recently developed framework for photoproduction in gamma p, gamma gamma, ep and $e^+e^-$ collisions. The model proposes an explanation for the observed factorization breaking in photoproduced diffractive dijet events at HERA, showing an overall good agreem…

DiffractionParticle physicsPhysics and Astronomy (miscellaneous)FOS: Physical scienceslcsh:Astrophysicshiukkasfysiikka01 natural sciencesGamma gammaHigh Energy Physics - ExperimentHigh Energy Physics - Experiment (hep-ex)High Energy Physics - Phenomenology (hep-ph)Factorization0103 physical scienceslcsh:QB460-466photonslcsh:Nuclear and particle physics. Atomic energy. Radioactivityparticle physics010306 general physicsNuclear ExperimentEngineering (miscellaneous)Event generatorPhysicsLarge Hadron Colliderfotonit010308 nuclear & particles physicsHERAHigh Energy Physics - PhenomenologyGeneral purposelcsh:QC770-798High Energy Physics::ExperimentBeam (structure)
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