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Related papers: Exclusive Hard Processes for Studying Hadron Struc…

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The designed 2m propane bubble chambers(PBC) with modern power technologies for PC and high precision digital photographic methods is a unique multi-propose, competitive capable and higher-informative 4$\pi$ detector for study of exotic…

High Energy Physics - Experiment · Physics 2010-12-21 Aslanyan P. Zh

The exclusive photoproduction of a pair of light mesons is studied within the framework of collinear factorisation. The amplitude factorises into a process-dependent perturbatively calculable hard part, a generalised parton distribution…

High Energy Physics - Phenomenology · Physics 2026-05-06 Saad Nabeebaccus , David Perez , Lech Szymanowski , Samuel Wallon

We investigate the possibility of clarifying internal structure of exotic hadrons by high-energy exclusive reactions. In particular, the constituent-counting rule could be used for determining the internal configuration in large-angle…

High Energy Physics - Phenomenology · Physics 2013-12-09 H. Kawamura , S. Kumano , T. Sekihara

We consider the reaction $\gamma p \to M p$, with M being either a $\Phi$ or a $J/\Psi$ meson, within perturbative QCD treating the proton as a quark-diquark system. The phenomenological couplings of gauge bosons to (spatially extended)…

High Energy Physics - Phenomenology · Physics 2007-05-23 C. F. Berger , W. Schweiger

We show how deeply virtual pseudoscalar meson production experiments single out the contribution of the four chiral odd quark-proton GPDs which are related to the so far elusive transversity distribution function, $h_1$. Furthermore, in the…

High Energy Physics - Phenomenology · Physics 2011-05-02 Gary R. Goldstein , Simonetta Liuti

Physics prospective of the high density matter using heavy ions collisions is presented. The J-PARC-HI project which is a unique lab to tackle the high density matter physics is described. The world highest rate of heavy ion beam of…

Nuclear Experiment · Physics 2019-04-30 Takao Sakaguchi

We propose to investigate a largely unexplored sector that is unique to the formulation of hard exclusive processes in terms of GPDs, namely the electroproduction of strange and charmed mesons in the kinematical ranges of Jefferson Lab's 12…

High Energy Physics - Phenomenology · Physics 2010-09-08 Gary Goldstein , Simonetta Liuti

Since the discovery of strangeness almost five decades ago, interest in this degree of freedom has grown up and now its investigation spans the scales from quarks to nuclei. Measurements with identified strange hadrons can provide important…

We systematically evaluate observables for hard exclusive electroproduction of real photons and compare them to experiment using a set of Generalized Parton Distributions (GPDs) whose parameters are constrained by Deeply Virtual Meson…

High Energy Physics - Phenomenology · Physics 2025-01-08 Peter Kroll , Hervé Moutarde , Franck Sabatié

The next generation of $e^+e^-$ colliders will offer a possibility of clean testing of QCD dynamics. Recent progress in the theoretical description of exclusive processes permits for many of them a consistent use of the perturbative QCD…

High Energy Physics - Phenomenology · Physics 2016-09-06 B. Pire , L. Szymanowski , S. Wallon

Recent studies of exclusive electroproduction of vector mesons at JLab make it possible for the first time to play with two independent hard scales: the virtuality Q^2 of the photon, which sets the observation scale, and the momentum…

High Energy Physics - Phenomenology · Physics 2014-11-17 J. M. Laget

We consider the exclusive photo-production of a photon-meson pair with a large invariant mass, working in the QCD factorisation framework. Explicitly, we consider a $ \rho $-meson or a charged $ \pi $ in the final state. This process gives…

High Energy Physics - Phenomenology · Physics 2022-09-22 Goran Duplančić , Saad Nabeebaccus , Kornelija Passek-Kumerički , Bernard Pire , Lech Szymanowski , Samuel Wallon

In this talk I want to illustrate the many possibilities for studying the structure of hadrons in hard scattering processes by giving a number of examples involving increasing complexity in the demands for particle polarization, particle…

High Energy Physics - Phenomenology · Physics 2007-05-23 P. J. Mulders

The detection of exclusive processes induced by antiproton beams in the GeV range at PANDA(FAIR) opens possibilities for testing QCD predictions on the nucleon structure. In particular, the measurement of electromagnetic nucleon form…

High Energy Physics - Phenomenology · Physics 2010-11-18 E. Tomasi-Gustafsson , E. ~A. ~Kuraev , Yu. ~M. ~Bystritskiy

Virtual photons have proven to be very efficient probes of the hadronic structure, mostly through deep inelastic scattering and related processes. The advent of high luminosity lepton beams has allowed to enlarge the studied processes to…

High Energy Physics - Phenomenology · Physics 2008-12-18 B. Pire , L. Szymanowski

The Drell-Yan process is an invaluable tool for probing the structure of hadrons, and the pion-induced Drell-Yan process is unique in its sensitivity to several subtleties of the partonic structure. This is a brief review of the pionic…

Nuclear Theory · Physics 2015-06-16 Wen-Chen Chang , Dipangkar Dutta

In this talk, I focus on the quark-gluon structure of hadrons probed using high-energy hadron beams. I start with a brief review on recent major achievements in measuring parton distributions of the nucleon, pion, and kaon, with hadron…

High Energy Physics - Phenomenology · Physics 2016-09-01 Xiangdong Ji

Studies of the spectrum of hadrons and their structure in experiments with electromagnetic probes offer unique insight into many facets of the strong interaction in the regime of large quark-gluon running coupling, {\it i.e.} the regime of…

Nuclear Experiment · Physics 2020-08-26 D. S. Carman , K. Joo , V. I. Mokeev

Some of the most difficult theoretical challenges of QCD occur at the interface of the perturbative and nonperturbative regimes. Exclusive and semi-exclusive processes, the diffractive dissociation of hadrons into jets, and hard diffractive…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. J. Brodsky

Plenty of hadrons have been established experimentally, yet the nonperturbative nature of the strong interaction complicates a comprehensive understanding of their internal structure, particularly for exotic hadrons that extend beyond…

High Energy Physics - Phenomenology · Physics 2025-03-20 Tetsuo Hyodo