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Related papers: AKK Update: Improvements from New Theoretical Inpu…

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We summarize the improvements to the previous AKK extraction of fragmentation functions for pi^{+-}, K^{+-}, p/p-bar, K_S^0 and Lambda/Lambda-bar hadrons at next-to-leading order implemented in the AKK08 sets.

High Energy Physics - Phenomenology · Physics 2008-07-15 Bernd A. Kniehl

We present new sets of fragmentation functions for charged pions and kaons, both at leading and next-to-leading order. They are fitted to data on inclusive charged-hadron production in $e^+e^-$ annihilation taken by TPC at PEP ($\sqrt…

High Energy Physics - Phenomenology · Physics 2010-11-01 J. Binnewies , B. A. Kniehl , G. Kramer

In this short review paper, we discuss some of the recent advances in the field of parton fragmentation processes into hadrons as well as their possible modifications in QCD media. Hadron production data in e+e-, deep inelastic scattering…

High Energy Physics - Phenomenology · Physics 2009-07-22 Francois Arleo

Predictions for light charged hadron production data in the current fragmentation region of deeply inelastic scattering from the H1 and ZEUS experiments are calculated using perturbative Quantum Chromodynamics at next-to-leading order, and…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. Albino , B. A. Kniehl , G. Kramer , C. Sandoval

We update our former analysis of the Nuclear Modification Factors (NMF) for different hadron species at RHIC and LHC. This update is motivated by the new experimental data from STAR which presents differences with the preliminary data used…

High Energy Physics - Phenomenology · Physics 2007-08-01 L. Maiani , A. D. Polosa , V. Riquer , C. A. Salgado

We present new sets of proton fragmentation functions describing the production of protons from the gluon and each of the quarks, obtained by a global fit to all relevant data sets extracted from the single-inclusive electron-positron…

High Energy Physics - Phenomenology · Physics 2016-10-19 S. M. Moosavi Nejad , M. Soleymaninia , A. Maktoubian

We review the description of inclusive single unpolarized light hadron production using fragmentation functions in the framework of the factorization theorem. We summarize the factorization of quantities into perturbatively calculable…

High Energy Physics - Phenomenology · Physics 2010-12-06 Simon Albino

We study inclusive $\Lambda_c^{\pm}$-baryon production in $pp$ collisions in the general-mass variable-flavor number scheme and compare with data from the LHCb, ALICE and CMS collaborations. We perform a new fit of the $c \to \Lambda_c^+$…

High Energy Physics - Phenomenology · Physics 2020-07-01 B. A. Kniehl , G. Kramer , I. Schienbein , H. Spiesberger

We review recent developments in the theoretical description of inclusive single-hadron production at next-to-leading order in the parton model of quantum chromodynamics. Fragmentation functions are extracted from fits to data of inclusive…

High Energy Physics - Phenomenology · Physics 2007-05-23 Bernd A. Kniehl

We present new sets of fragmentation functions for charged pions, charged kaons, and protons, both at the leading and next-to-leading orders. They are fitted to the scaled-momentum distributions of these hadrons measured in e+e-…

High Energy Physics - Phenomenology · Physics 2008-11-26 B. A. Kniehl , G. Kramer , B. Pötter

I review a few selected topics concerning heavy-quark fragmentation, taking particular care about bottom- and charm-quark production in $e^+e^-$ annihilation and the inclusion of non-perturbative corrections. In particular, I discuss recent…

High Energy Physics - Phenomenology · Physics 2022-10-06 Gennaro Corcella

We report new measurements of the production cross sections of pairs of charged pions and kaons as a function of their fractional energies using various fractional-energy definitions. Two different fractional-energy definitions were used…

High Energy Physics - Experiment · Physics 2020-05-20 R. Seidl , I. Adachi , H. Aihara , D. M. Asner , V. Aulchenko , T. Aushev , I. Badhrees , P. Behera , K. Belous , J. Bennett , B. Bhuyan , J. Biswal , M. Bračko , T. E. Browder , M. Campajola , L. Cao , D. Červenkov , M. -C. Chang , V. Chekelian , A. Chen , K. Chilikin , K. Cho , Y. Choi , S. Choudhury , D. Cinabro , S. Cunliffe , G. De Nardo , F. Di Capua , S. Eidelman , D. Epifanov , J. E. Fast , T. Ferber , B. G. Fulsom , V. Gaur , A. Garmash , A. Giri , P. Goldenzweig , K. Hayasaka , H. Hayashii , W. -S. Hou , K. Huang , K. Inami , A. Ishikawa , M. Iwasaki , Y. Iwasaki , W. W. Jacobs , S. Jia , Y. Jin , K. K. Joo , G. Karyan , D. Y. Kim , S. H. Kim , P. Kodyš , S. Korpar , P. Križan , R. Kroeger , P. Krokovny , A. Kuzmin , Y. -J. Kwon , S. C. Lee , Y. B. Li , L. Li Gioi , J. Libby , C. MacQueen , M. Masuda , T. Matsuda , D. Matvienko , M. Merola , K. Miyabayashi , R. Mizuk , R. Mussa , M. Nakao , M. Nayak , N. K. Nisar , S. Nishida , K. Nishimura , S. Ogawa , H. Ono , P. Oskin , P. Pakhlov , G. Pakhlova , S. Pardi , S. -H. Park , S. Patra , S. Paul , T. K. Pedlar , L. E. Piilonen , T. Podobnik , V. Popov , E. Prencipe , M. T. Prim , M. Ritter , N. Rout , G. Russo , D. Sahoo , Y. Sakai , S. Sandilya , L. Santelj , T. Sanuki , V. Savinov , O. Schneider , G. Schnell , C. Schwanda , Y. Seino , M. E. Sevior , M. Shapkin , V. Shebalin , J. -G. Shiu , B. Shwartz , E. Solovieva , M. Starič , Z. S. Stottler , M. Sumihama , T. Sumiyoshi , W. Sutcliffe , K. Tanida , F. Tenchini , M. Uchida , T. Uglov , Y. Unno , Y. Usov , R. Van Tonder , G. Varner , V. Vorobyev , A. Vossen , C. H. Wang , M. -Z. Wang , P. Wang , S. Watanuki , E. Won , X. Xu , S. B. Yang , J. Yelton , Z. P. Zhang , V. Zhilich , V. Zhukova

Recently, the {\it Belle} and {\it BABAR} Collaborations published the single-inclusive electron-positron annihilation data at the center of mass energies ($\sqrt{s}$) of $10.52$ GeV and $10.54$ GeV, respectively. These new data offer one…

High Energy Physics - Phenomenology · Physics 2016-11-24 S. M. Moosavi Nejad , M. Soleymaninia , A. N. Khorramian

We study the inclusive production of $\Lambda$ ($\bar \Lambda$) in several high energy collision processes ($e^+e^-, e^{\pm}p, \nu (\bar \nu)p, pp$), in view of an accurate determination of the unpolarized and polarized fragmentation…

High Energy Physics - Phenomenology · Physics 2009-11-07 Jacques Soffer

Fragmentation functions are one of the key components of the factorisation theorem used to calculate heavy-flavour hadron production cross sections. The non-perturbative nature of fragmentation functions necessitates that they are…

High Energy Physics - Experiment · Physics 2023-10-24 Antonio Palasciano

We have measured the differential cross sections for the production of $\pi^{+}$, $K^{+}$, $K^{0}$, $K^{*0}$, $\phi$, p, $\Lambda$ and their corresponding antiparticles in separate samples of flavor-tagged $Z^{0}\to$ light-flavor…

High Energy Physics - Experiment · Physics 2008-11-26 M. Kalelkar

We present new sets of next-to-leading order fragmentation functions describing the production of charged pions, kaons and protons from the gluon and from each of the quarks, obtained by fitting to all relevant data sets from e+ e-…

High Energy Physics - Phenomenology · Physics 2010-04-06 S. Albino , B. A. Kniehl , G. Kramer

Fitting $Z^0$-pole data from ALEPH and SLD, and TPC data at a lower c.m.s.\ energy, we fix the boundary condition for NLO parton$\to$hadron (hadron$=\pi^\pm, K^\pm, \sum_h h^\pm$) fragmentation functions (FFs) at the low resolution scale of…

High Energy Physics - Phenomenology · Physics 2009-10-31 S. Kretzer

Fragmentation functions are determined for the pion and kaon by global analyses of charged-hadron production data in electron-positron annihilation. Accurate measurements were reported by the Belle and BaBar collaborations for the…

High Energy Physics - Phenomenology · Physics 2016-09-28 M. Hirai , H. Kawamura , S. Kumano , K. Saito

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

High Energy Physics - Phenomenology · Physics 2008-11-26 D. de Florian , R. Sassot , M. Stratmann
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