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Related papers: In-medium effects on $K^{+}$ and $K^{-}$ spectra i…

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We develop a formalism for evaluation of the transverse momentum dependence of cross sections of the radiation processes in medium. The analysis is based on the light-cone path integral approach to the induced radiation. The results are…

High Energy Physics - Phenomenology · Physics 2009-10-31 Bronislav G. Zakharov

We aim to show that K+ and K- spectra at low transverse momentum measured in light symmetric systems at around 2AGeV depend strongly on the K potential. The ratio of the spectra can allow therefore for a direct determination of the strength…

Nuclear Theory · Physics 2011-12-14 Aman D. Sood , Ch. Hartnack , Jörg Aichelin

We study the influence of the in-medium mass difference between boson and antiboson on their spectra. The in-medium mass difference may lead to a difference between the transverse momentum spectra of boson and antiboson. This effect…

Nuclear Theory · Physics 2021-06-17 Yong Zhang , Hui-Qiang Ding , Shi-Yao Wang

We investigate the transverse momentum effects in $\gamma\gamma\to\pi^+\pi^-$ at moderately large total center of mass energy $\sqrt{s}$ in the modified perturbative approach. The calculation of the differential cross section using…

High Energy Physics - Phenomenology · Physics 2007-05-23 C. Vogt

The transverse momentum spectra and their multiplicity dependence serve as key tools for extracting parameters to be compared with theoretical models. Over the past decade, the scientific community has extensively studied the possibility of…

High Energy Physics - Phenomenology · Physics 2025-06-23 Gábor Bíró , Leonid Serkin , Guy Paić , Gergely Gábor Barnaföldi

We study fluctuations of mean transverse momentum per particle ($[p_T]$) in ultrarelativistic heavy-ion collisions. We show that the steep fall in the variance of transverse momentum fluctuation in ultracentral Pb+Pb collision serves as a…

Nuclear Theory · Physics 2025-05-06 Rupam Samanta , Tribhuban Parida

We present the transverse momentum spectra and rapidity distributions of $\pi^{-}$ and K$^0_S$ in Ar+KCl reactions at a beam kinetic energy of 1.756 A GeV measured with the spectrometer HADES. The reconstructed K$^0_S$ sample is…

Nuclear Experiment · Physics 2015-05-18 G. Agakishiev , A. Balanda , B. Bannier , R. Bassini , D. Belver , A. V. Belyaev , A. Blanco , M. Böhmer , J. L. Boyard , P. Cabanelas , E. Castro , S. Chernenko , T. Christ , M. Destefanis , J. Díaz , F. Dohrmann , A. Dybczak , T. Eberl , E. Epple , L. Fabbietti , O. V. Fateev , P. Finocchiaro , P. Fonte , J. Friese , I. Fröhlich , T. Galatyuk , J. A. Garzón , R. Gernhäuser , A. Gil , C. Gilardi , M. Golubeva , D. González-Díaz , F. Guber , M. Heilmann , T. Heinz , T. Hennino , R. Holzmann , A. Ierusalimov , I. Iori , A. Ivashkin , M. Jurkovic , B. Kämpfer , K. Kanaki , T. Karavicheva , D. Kirschner , I. Koenig , W. Koenig , B. W. Kolb , R. Kotte , F. Krizek , R. Krücken , W. Kühn , A. Kugler , A. Kurepin , S. Lang , J. S. Lange , K. Lapidus , T. Liu , L. Lopes , M. Lorenz , L. Maier , A. Mangiarotti , J. Markert , V. Metag , B. Michalska , J. Michel , D. Mishra , E. Morinière , J. Mousa , C. Müntz , L. Naumann , J. Otwinowski , Y. C. Pachmayer , M. Palka , Y. Parpottas , V. Pechenov , O. Pechenova , T. PérezCavalcanti , J. Pietraszko , W. Przygoda , B. Ramstein , A. Reshetin , M. Roy-Stephan , A. Rustamov , A. Sadovsky , B. Sailer , P. Salabura , A. Schmah , E. Schwab , Yu. G. Sobolev , S. Spataro , B. Spruck , H. Ströbele , J. Stroth , C. Sturm , M. Sudol , A. Tarantola , K. Teilab , P. Tlusty , M. Traxler , R. Trebac , H. Tsertos , V. Wagner , M. Weber , M. Wisniowski , T. Wojcik , J. Wüstenfel , S. Yurevich , Y. V. Zanevsky , P. Zhou , P. Zumbruch

Transverse-momentum spectra in hard processes are typically described either in terms of intrinsic transverse momentum of partons, or in terms of perturbative radiation. The relation between these descriptions is discussed for the example…

High Energy Physics - Phenomenology · Physics 2009-02-19 Markus Diehl

We study the influence of in-medium transverse momentum broadening on observables of jet pairs produced in nuclear collisions. These dijets were obtained numerically via the Monte-Carlo simulations of nuclear collisions, where the partons…

High Energy Physics - Phenomenology · Physics 2020-08-26 Martin Rohrmoser

The evolution of the transverse momentum of monochromatic light entering a multimode planar waveguide at large angle is investigated. We report on oscillations of the momentum caused by the beatings between the adjacent populated modes of…

Optics · Physics 2009-11-07 Yuri B. Ovchinnikov , Tilman Pfau

Using deep inelastic scattering on a large nucleus as an example, we consider the transverse momentum broadening of partons in hard processes in the presence of medium. We find that one can factorize the vacuum radiation contribution and…

High Energy Physics - Phenomenology · Physics 2017-02-15 A. H. Mueller , Bin Wu , Bo-Wen Xiao , Feng Yuan

We discuss the transverse momentum distribution of $Z^0$ and $W^\pm$ gauge bosons at the LHC with $\sqrt s=14$ TeV for pp collisions and with $\sqrt s=5.5$ TeV for Pb+Pb collisions. Effects of power corrections and shadowing are also…

High Energy Physics - Phenomenology · Physics 2007-05-23 Xiaofei Zhang , George Fai

Transverse spectra of induced radiation are discussed within the light-cone path integral approach to the LPM effect. The results are applicable in both QED and QCD.

High Energy Physics - Phenomenology · Physics 2007-05-23 Bronislav Zakharov

The effect of finite control beam on the transverse spatial profile of the slow light propagation in an electromagnetically induced transparency medium is studied. We arrive at a general criterion in terms of eigenequation, and demonstrate…

Quantum Physics · Physics 2009-11-11 Jing Cheng , ShenSheng Han , YiJing Yan

The transverse momentum ($p_T$) spectra of charged hadrons in $p+p$, $p+Pb$ and $Pb+Pb$ collisions at $\sqrt {s_{NN}} = 5.02$ TeV are presented here within the rapidity range of $-2.5<y<2.0$. We study the medium effects, which is produced…

High Energy Physics - Phenomenology · Physics 2024-06-07 Kapil Saraswat , Prashanta Kumar Khandai , Deependra Singh Rawat , Venktesh Singh

The changes of hadron properties within strongly interacting matter provide a link between experimental observables and Quantum Chromodynamics (QCD) in the non-pertubative sector. The sensitivity of various observables to in-medium…

Nuclear Experiment · Physics 2012-04-16 Mariana Nanova

We investigate the non-trivial 3-momentum effects on the masses of heavy quarkonium states that are moving in a hot medium using QCD sum rules. For all charmonium states, we observe a negative mass shift near $T_c$ that is less than 3$\%$…

High Energy Physics - Phenomenology · Physics 2023-06-14 HyungJoo Kim , Seokwoo Yeo , Sungtae Cho , Su Houng Lee

Highly energetic particles in the medium of a quark gluon plasma undergo processes of coherent medium induced radiation and scatterings off medium particles. We solved the evolution equations for particle fragmentation functions that…

High Energy Physics - Phenomenology · Physics 2021-11-17 E. Blanco , K. Kutak , M. Rohrmoser , W. Płaczek , R. Straka

Heavy ion collisions at high energies can be used as an interesting way to recreate and study the medium of the quark-gluon plasma (QGP). We particularly investigate the jets produced in hard binary collisions and their interactions with a…

High Energy Physics - Phenomenology · Physics 2020-09-11 Martin Rohrmoser , Krzysztof Kutak , Andreas van Hameren , Wiesław Płaczek , Konrad Tywoniuk

In-medium effects of transverse-mass distributions of quarks and gluons are considered assuming a possible local equilibrium for colorless quark objects like mesons and baryons created in central A+A collisions. It is shown that the average…

Nuclear Theory · Physics 2008-11-26 G. I. Lykasov , A. N. Sissakian , A. S. Sorin , V. D. Toneev
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