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Related papers: Two-hadron Inclusive DIS and Interference Fragment…

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We investigate the properties of interference fragmentation functions arising from the emission of two leading hadrons inside the same jet for inclusive lepton-nucleon deep-inelastic scattering. Using an extended spectator model for the…

High Energy Physics - Phenomenology · Physics 2009-10-31 A. Bianconi , S. Boffi , D. Boer , R. Jakob , M. Radici

We present a model calculation of leading order interference fragmentation functions arising from the distribution of two hadrons produced in the same jet of a fragmenting quark in a hard process. Using a simple spectator model for the…

High Energy Physics - Phenomenology · Physics 2009-10-31 A. Bianconi , S. Boffi , R. Jakob , M. Radici

We investigate the properties of interference fragmentation functions measurable from the distribution of two hadrons produced in the same jet in the current fragmentation region of a hard process. We discuss the azimuthal angular…

High Energy Physics - Phenomenology · Physics 2009-10-31 A. Bianconi , S. Boffi , R. Jakob , M. Radici

We discuss the properties of fragmentation functions arising from the interference of two leading hadrons produced inside the same jet in the current fragmentation region of a hard process. For the case of semi-inclusive Deep Inelastic…

High Energy Physics - Phenomenology · Physics 2009-11-07 M. Radici

We reconsider the option of extracting the transversity distribution by using interference fragmentation functions into two leading hadrons inside the same current jet. To this end, we perform a new study of two-hadron fragmentation…

High Energy Physics - Phenomenology · Physics 2009-11-07 Alessandro Bacchetta , Marco Radici

A new class of fragmentation functions, arising from the interference of different hadron production channels, is analyzed. Their symmetry properties with respect to naive time-reversal transformations allow for the exploration of…

High Energy Physics - Phenomenology · Physics 2015-06-25 M. Radici

We give a general overview of the role and interpretation of fragmentation functions in hard processes. Transverse momentum dependence gives rise to time-reversal odd fragmentation functions contributing at leading order. Final state…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Bianconi , S. Boffi , R. Jakob , M. Radici

Two particle correlations within a single jet produced in deeply inelastic scattering (DIS) off a large nucleus as well as in heavy-ion collisions are explored. This is performed within the framework of the medium modified dihadron…

Nuclear Theory · Physics 2009-01-07 A. Majumder

We describe the formal analogies in the description of the inclusive production in hard processes of hadron pairs (based on dihadron fragmentation functions) and of a single hadron inside a jet (based on hadron-in-jet fragmentation…

High Energy Physics - Phenomenology · Physics 2023-07-19 Alessandro Bacchetta , Marco Radici , Lorenzo Rossi

The class of interference fragmentation functions, arising from interference among different hadron production channels, is reconsidered. Their symmetry properties with respect to chiral transformations allow building spin asymmetries where…

High Energy Physics - Phenomenology · Physics 2017-08-23 M. Radici

We present new sets of pion, kaon, proton and inclusive charged hadron fragmentation functions obtained in NLO combined analyses of single-inclusive hadron production in electron-positron annihilation, proton-proton collisions, and…

High Energy Physics - Phenomenology · Physics 2008-11-26 Daniel de Florian , Rodolfo Sassot , Marco Stratmann

We present new sets of fragmentation functions for protons and inclusive charged hadrons obtained in combined NLO QCD analyses of single-inclusive hadron production in electron-positron annihilation, proton-proton collisions, and…

High Energy Physics - Phenomenology · Physics 2008-11-26 Daniel de Florian , Rodolfo Sassot , Marco Stratmann

We revisit the notion of nuclear parton-to-pion fragmentation functions at next-to-leading order accuracy as an effective description of hadroproduction in nuclear environments such as in semi-inclusive lepton-nucleus deep-inelastic…

High Energy Physics - Phenomenology · Physics 2025-02-14 Matias Doradau , Ramiro Tomas Martinez , Rodolfo Sassot , Marco Stratmann

We present preliminary results for an updated extraction of the transversity parton distribution based on the analysis of pion-pair production in deep-inelastic scattering off transversely polarized targets in collinear factorization. Data…

High Energy Physics - Phenomenology · Physics 2015-06-23 Marco Radici , A. Courtoy , Alessandro Bacchetta

Medium modification of dihadron fragmentation functions due to gluon bremsstrahlung induced by multiple partonic scattering is studied in both deep-inelastic scattering (DIS) off large nuclei and high-energy heavy-ion collisions within the…

Nuclear Theory · Physics 2008-11-26 A. Majumder , Enke Wang , Xin-Nian Wang

The one-particle inclusive cross section in deeply inelastic lepton--nucleon scattering, expressed in terms of parton densities and fragmentation functions being differential in the invariant mass of the observed hadron and of the incoming…

High Energy Physics - Phenomenology · Physics 2009-10-28 Dirk Graudenz

We discuss in detail the option to access the transversity distribution function $h_1(x)$ by utilizing the analyzing power of interference fragmentation functions in two-pion production inside the same current jet. The transverse…

High Energy Physics - Phenomenology · Physics 2009-11-07 M. Radici , R. Jakob , A. Bianconi

We present a quantitative assessment of the impact a future Electron-Ion Collider would have in the determination of parton distribution functions in the proton and parton-to-hadron fragmentation functions through semi-inclusive…

High Energy Physics - Phenomenology · Physics 2019-05-15 Elke C. Aschenauer , Ignacio Borsa , Rodolfo Sassot , Charlotte Van Hulse

We present a model for dihadron fragmentation functions, describing the fragmentation of a quark into two unpolarized hadrons. We tune the parameters of our model to the output of the PYTHIA event generator for two-hadron semi-inclusive…

High Energy Physics - Phenomenology · Physics 2008-11-26 Alessandro Bacchetta , Marco Radici

I discuss the impact of the the coherent parton radiation on semi-inclusive production of hadrons in deep inelastic scattering at lepton-proton colliders. Such radiation can be consistently described in the $b$-space resummation formalism,…

High Energy Physics - Phenomenology · Physics 2007-05-23 Pavel Nadolsky
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