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This review outlines our present experimental knowledge and theoretical understanding of deep-inelastic scattering on nuclear targets. The emphasis is primarily on nuclear coherence phenomena, such as shadowing, where the key physics issue…

High Energy Physics - Phenomenology · Physics 2009-10-31 Gunther Piller , Wolfram Weise

We consider two-dimensional dipolar bosonic gas with dipoles oriented perpendicularly to the plane in a weak random potential. We investigate analytically and numerically the condensate depletion, the one-body density-matrix, the ground…

Disordered Systems and Neural Networks · Physics 2015-08-25 Abdelaali Boudjemaa

We present the first measurement of the Timelike Compton Scattering process, $\gamma p\to p^\prime \gamma^* (\gamma^*\to e^+e^-) $, obtained with the CLAS12 detector at Jefferson Lab. The photon beam polarization and the decay lepton…

High Energy Physics - Experiment · Physics 2022-01-05 P. Chatagnon , S. Niccolai , S. Stepanyan , M. J. Amaryan , G. Angelini , W. R. Armstrong , H. Atac , C. Ayerbe Gayoso , N. A. Baltzell , L. Barion , M. Bashkanov , M. Battaglieri , I. Bedlinskiy , F. Benmokhtar , A. Bianconi , L. Biondo , A. S. Biselli , M. Bondi , F. Bossù , S. Boiarinov , W. J. Briscoe , W. K. Brooks , D. Bulumulla , V. D. Burkert , D. S. Carman , J. C. Carvajal , M. Caudron , A. Celentano , T. Chetry , G. Ciullo , L. Clark , P. L. Cole , M. Contalbrigo , G. Costantini , V. Crede , A. D'Angelo , N. Dashyan , M. Defurne , R. De Vita , A. Deur , S. Diehl , C. Djalali , R. Dupré , H. Egiyan , M. Ehrhart , A. El Alaoui , L. El Fassi , L. Elouadrhiri , S. Fegan , R. Fersch , A. Filippi , G. Gavalian , Y. Ghandilyan , G. P. Gilfoyle , F. X. Girod , D. I. Glazier , A. A. Golubenko , R. W. Gothe , Y. Gotra , K. A. Griffioen , M. Guidal , L. Guo , H. Hakobyan , M. Hattawy , T. B. Hayward , D. Heddle , A. Hobart , M. Holtrop , C. E. Hyde , Y. Ilieva , D. G. Ireland , E. L. Isupov , H. S. Jo , K. Joo , M. L. Kabir , D. Keller , G. Khachatryan , A. Khanal , A. Kim , W. Kim , A. Kripko , V. Kubarovsky , S. E. Kuhn , L. Lanza , M. Leali , S. Lee , P. Lenisa , K. Livingston , I . J . D. MacGregor , D. Marchand , L. Marsicano , V. Mascagna , B. McKinnon , C. McLauchlin , S. Migliorati , M. Mirazita , V. Mokeev , R. A. Montgomery , C. Munoz Camacho , P. Nadel-Turonski , P. Naidoo , K. Neupane , T. R. O'Connell , M. Osipenko , M. Ouillon , P. Pandey , M. Paolone , L. L. Pappalardo , R. Paremuzyan , E. Pasyuk , W. Phelps , O. Pogorelko , J. Poudel , J. W. Price , Y. Prok , B. A. Raue , T. Reed , M. Ripani , A. Rizzo , P. Rossi , J. Rowley , F. Sabatié , A. Schmidt , E. P. Segarra , Y. G. Sharabian , E. V. Shirokov , U. Shrestha , D. Sokhan , O. Soto , N. Sparveris , I. I. Strakovsky , S. Strauch , N. Tyler , R. Tyson , M. Ungaro , S. Vallarino , L. Venturelli , H. Voskanyan , A. Vossen , E. Voutier , D. P. Watts , K. Wei , X. Wei , R. Wishart , B. Yale , N. Zachariou , J. Zhang , Z. W. Zhao , the CLAS Collaboration

We report the first observation of an azimuthal asymmetry in the hard electroproduction of real photons with respect to the charge of the incoming lepton beam. The asymmetry is attributed to the interference between the Bethe-Heitler…

High Energy Physics - Experiment · Physics 2017-08-23 F. Ellinghaus

Based on analyticity, unitarity, and Lorentz invariance the contribution from hadronic vacuum polarization to the anomalous magnetic moment of the muon is directly related to the cross section of e^+e^- --> hadrons. We review the main…

High Energy Physics - Phenomenology · Physics 2015-06-17 Martin Hoferichter , Gilberto Colangelo , Massimiliano Procura , Peter Stoffer

Relativistic current sheets have been proposed as the sites of dissipation in pulsar winds, jets in active galaxies and other Poynting-flux dominated flows. It is shown that the steady versions of these structures differ from their…

Astrophysics · Physics 2009-11-10 J. G. Kirk

Many low energy hadrons, such as the rho, can be observed as resonances in scattering experiments. A proposal by L\"uscher enables one to determine infinite volume elastic scattering phases from the two-particle energy spectrum measured…

High Energy Physics - Lattice · Physics 2011-11-15 K. Rummukainen , Steven Gottlieb

Soft particles at fluid interfaces play an important role in many aspects of our daily life, such as the food industry, paints and coatings, and medical applications. Analytical methods are not capable of describing the emergent effects of…

Computational Physics · Physics 2019-09-25 Maarten Wouters , Othmane Aouane , Timm Krueger , Jens Harting

We study a quantum impurity possessing both translational and internal rotational degrees of freedom interacting with a bosonic bath. Such a system corresponds to a `rotating polaron', which can be used to model, e.g., a rotating molecule…

We explore wave-mechanical scattering in two spatial dimensions assuming that the corresponding potential is invariant under linear symmetry transforms such as rotations, reflections and coordinate exchange. Usually the asymptotic…

High Energy Physics - Theory · Physics 2021-03-10 Marios Metaxas , Peter Schmelcher , Fotis Diakonos

We consider a zero-temperature one-dimensional system of bosons interacting via the soft-shoulder potential in the continuum, typical of dressed Rydberg gases. We employ quantum Monte Carlo simulations, which allow for the exact calculation…

In a pure inverse seesaw framework, achieving a substantial lepton asymmetry that can be converted into the observed baryon asymmetry of the Universe is extremely challenging. The difficulty arises primarily due to two reasons, (i) partial…

High Energy Physics - Phenomenology · Physics 2024-01-23 Ananya Mukherjee , Abhijit Kumar Saha

In the past two decades, deeply virtual Compton scattering of electrons has been successfully used to advance our knowledge of the partonic structure of the free proton and investigate correlations between the transverse position and the…

Nuclear Experiment · Physics 2019-07-24 M. Hattawy , N. A. Baltzell , R. Dupré , S. Bültmann , R. De Vita , A. El Alaoui , L. El Fassi , H. Egiyan , F. X. Girod , M. Guidal , K. Hafidi , D. Jenkins , S. Liuti , Y. Perrin , S. Stepanyan , B. Torayev , E. Voutier , S. Adhikari , Giovanni Angelini , C. Ayerbe Gayoso , L. Barion , M. Battaglieri , I. Bedlinskiy , A. S. Biselli , F. Bossù , W. Brooks , F. Cao , D. S. Carman , A. Celentano , P. Chatagnon , T. Chetry , G. Ciullo , L. Clark , P. L. Cole , M. Contalbrigo , V. Crede , A. D'Angelo , N. Dashyan , E. De Sanctis , M. Defurne , A. Deur , S. Diehl , C. Djalali , M. Ehrhart , P. Eugenio , S. Fegan , A. Filippi , T. A. Forest , A. Fradi , M. Garçon , G. Gavalian , N. Gevorgyan , G. P. Gilfoyle , K. L. Giovanetti , E. Golovatch , R. W. Gothe , K. A. Griffioen , N. Harrison , F. Hauenstein , T. B. Hayward , D. Heddle , K. Hicks , M. Holtrop , Y. Ilieva , D. G. Ireland , E. L. Isupov , S. Johnston , D. Keller , G. Khachatryan , M. Khachatryan , A. Khanal , M. Khandaker , C. W. Kim , W. Kim , F. J. Klein , V. Kubarovsky , S. E. Kuhn , L. Lanza , M. L. Kabir , P. Lenisa , K. Livingston , I. J. D. MacGregor , D. Marchand , N. Markov , M. Mayer , B. McKinnon , Z. E. Meziani , T. Mineeva , M. Mirazita , R. A. Montgomery , C. Munoz Camacho , P. Nadel-Turonski , S. Niccolai , A. I. Ostrovidov , L. L. Pappalardo , R. Paremuzyan , E. Pasyuk , O. Pogorelko , J. Poudel , Y. Prok , D. Protopopescu , M. Ripani , D. Riser , A. Rizzo , G. Rosner , P. Rossi , F. Sabatié , C. Salgado , R. A. Schumacher , Y. G. Sharabian , Iu. Skorodumina , D. Sokhan , O. Soto , N. Sparveris , S. Strauch , M. Taiuti , J. A. Tan , N. Tyler , M. Ungaro , H. Voskanyan , R. Wang , D. P. Watts , X. Wei , L. B. Weinstein , M. H. Wood , N. Zachariou , J. Zhang , Z. W. Zhao

We report the first evidence for a non-zero beam-spin azimuthal asymmetry in the electroproduction of positive pions in the deep-inelastic region. Data have been obtained using a polarized electron beam of 4.3 GeV with the CLAS detector at…

High Energy Physics - Experiment · Physics 2010-04-06 CLAS Collaboration , H. Avakian

Elastic lepton scattering off of a nucleon has proved to be an efficient tool to study the structure of the hadron. Modern cross section and asymmetry measurements at Jefferson Lab require effects beyond the leading order Born approximation…

High Energy Physics - Phenomenology · Physics 2018-07-18 Oleksandr Koshchii , Andrei Afanasev

We consider a Bose-Einstein condensate, which is confined in a very tight toroidal/annular trap, in the presence of a potential, which breaks the axial symmetry of the Hamiltonian. We investigate the stationary states of the condensate,…

The parity-conserving single-spin beam asymmetry of elastic electron-proton scattering is induced by an absorptive part of the two-photon exchange amplitude. We demonstrate that this asymmetry has logarithmic and double-logarithmic…

High Energy Physics - Phenomenology · Physics 2014-11-17 Andrei Afanasev , N. P. Merenkov

The scattering of a positron by a muon in the presence of a linearly polarized laser field is investigated in the first Born approximation. The theoretical results reveals: 1) at large scattering angle, an amount of multiphoton processes…

Atomic Physics · Physics 2018-03-14 Wen-Yuan Du , Bing-Hong Wang , Shu-Min Li

We demonstrate numerically that partially incoherent light can be trapped in the spectral band gaps of a photonic lattice, creating partially incoherent multi-component spatial optical solitons in a self-defocusing nonlinear periodic…

Pattern Formation and Solitons · Physics 2007-05-23 Kristian Motzek , Andrey A. Sukhorukov , Friedemann Kaiser , Yuri S. Kivshar

An approach to the model-independent searching for the Z' gauge boson as a virtual state in scattering processes is developed. It accounts for as a basic requirement the renormalizability of underlying unspecified in other respects model.…

High Energy Physics - Phenomenology · Physics 2009-06-22 A. V. Gulov , V. V. Skalozub