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Related papers: K+ and K- potentials in hadronic matter are observ…

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We report the investigation of the kinetic freeze-out properties of identified hadrons ($\pi^\pm$, $K^\pm$ and $p(\bar p)$) along with light (anti-)nuclei $d (\bar d)$, $t (\bar t)$ and ${}^{3}He$ in relativistic heavy-ion collisions at…

Nuclear Theory · Physics 2024-05-24 Junaid Tariq , M. U. Ashraf , Grigory Nigmatkulov

The bulk of inelastic hadronic interactions is characterized by longitudinal phase space and exponentially damped transverse momentum spectra. A simple model with only a single adjustable parameter is presented, making it a very convenient…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Schmelling

We study the non-resonant (non-$\phi$) production of $K^+K^-$ pairs by protons of 2.83 GeV kinetic energy on C, Cu, Ag, and Au targets within the collision model, based on the nuclear spectral function, for incoherent primary…

Nuclear Theory · Physics 2015-05-11 E. Ya. Paryev , M. Hartmann , Yu. T. Kiselev

The DIRAC experiment at CERN investigated in the reaction $\rm{p}(24~\rm{GeV}/c) + Ni$ the particle pairs $K^+K^-, \pi^+ \pi^-$ and $p \bar{p}$ with relative momentum $Q$ in the pair system less than 100 MeV/c. Because of background…

The nuclear symmetry energy at densities above saturation density ($\rho_0\sim 0.16 fm^{-3}$) is poorly constrained theoretically and very few relevant experimental data exist. Its study is possible through Heavy Ion Collisions (HIC) at…

Nuclear Theory · Physics 2014-11-20 V. Greco , M. Colonna , M. Di Toro , H. H. Wolter

The NUCLEON satellite experiment is designed to directly investigate the energy spectra of cosmic-ray nuclei and the chemical composition (Z=1-30) in the energy range of 2-500 TeV. The experimental results are presented, including the…

Based on our Faddeev-Yakubowsky calculations of four-body kaonic nuclear systems it was revealed that the structure of K-K-pp is well approximated by two Lambda*=K-p's with strong mutual attraction. It is vitally important to study this…

Nuclear Experiment · Physics 2017-08-02 Shuji Maeda , Yoshinori Akaishi , Toshimitsu Yamazaki

There has been a long-standing quest to observe chemical reactions at low temperatures where reaction rates and pathways are governed by quantum mechanical effects. So far this field of Quantum Chemistry has been dominated by theory. The…

Chemical Physics · Physics 2012-10-15 Alon B. Henson , Sasha Gersten , Yuval Shagam , Julia Narevicius , Edvardas Narevicius

Using a microscopic antikaon-nucleus optical potential recently developed by Ramos and Oset (nucl-th/9906016, in print in Nuclear Physics A) from a chiral model, we calculate strong interaction shifts and widths for $K^-$ atoms. This purely…

Nuclear Theory · Physics 2016-09-08 A. Baca , C. Garcia-Recio , J. Nieves

We show that the phenomenology of isospin effects on heavy ion reactions at intermediate energies (few AGeV range) is extremely rich and can allow a ``direct'' study of the covariant structure of the isovector interaction in a high density…

We describe the hadronization of quark matter assuming that quarks creating hadrons coalesce from a continuous mass distribution. The pion and antiproton spectrum as well as the momentum dependence of the antiproton to pion ratio are…

Nuclear Theory · Physics 2009-11-11 J. Zimanyi , P. Levai , T. S. Biro

First physics results of the BM@N experiment at the Nuclotron/NICA complex are presented on {\pi}+ and K+ meson production in interactions of an argon beam with fixed targets of C, Al, Cu, Sn and Pb at 3.2 AGeV. Transverse momentum…

High Energy Physics - Experiment · Physics 2023-08-09 S. Afanasiev , G. Agakishiev , E. Aleksandrov , I. Aleksandrov , P. Alekseev , K. Alishina , E. Atkin , T. Aushev , V. Babkin , N. Balashov , A. Baranov , A. Baranov , D. Baranov , N. Baranova , N. Barbashina , M. Baznat , S. Bazylev , M. Belov , D. Blau , G. Bogdanova , D. Bogoslovsky , A. Bolozdynya , E. Boos , M. Buryakov , S. Buzin , A. Chebotov , J. Chen , D. Dementev , A. Dmitriev , D. Dryablov , A. Dryuk , P. Dulov , D. Egorov , V. Elsha , A. Fediunin , I. Filippov , I. Filozova , D. Finogeev , I. Gabdrakhmanov , A. Galavanov , O. Gavrischuk , K. Gertsenberger , V. Golovatyuk , M. Golubeva , F. Guber , A. Iusupova , A. Ivashkin , A. Izvestnyy , V. Kabadzhov , M. Kapishin , I. Kapitonov , V. Karjavin , D. Karmanov , N. Karpushkin , R. Kattabekov , V. Kekelidze , S. Khabarov , P. Kharlamov , A. Khukhaeva , A. Khvorostukhin , Yu. Kiryushin , P. Klimai , D. Klimansky , V. Kolesnikov , A. Kolozhvari , Yu. Kopylov , M. Korolev , L. Kovachev , I. Kovalev , Yu. Kovalev , I. Kozlov , V. Kozlov , I. Kudryashov , S. Kuklin , E. Kulish , A. Kurganov , A. Kuznetsov , E. Ladygin , D. Lanskoy , N. Lashmanov , V. Lenivenko , R. Lednický , V. Leontiev , E. Litvinenko , Yu-G. Ma , A. Makankin , A. Makhnev , A. Malakhov , A. Martemianov , E. Martovitsky , K. Mashitsin , M. Merkin , S. Merts , A. Morozov , S. Morozov , Yu. Murin , G. Musulmanbekov , A. Myasnikov , R. Nagdasev , E. Nekrasowa , S. Nemnyugin , D. Nikitin , S. Novozhilov , V. Palchik , I. Pelevanyuk , D. Peresunko , O. Petukhov , Yu. Petukhov , S. Piyadin , M. Platonova , V. Plotnikov , D. Podgainy , V. Rogov , I. Rufanov , P. Rukoyatkin , M. Rumyantsev , D. Sakulin , S. Sergeev , A. Sheremetev , A. Sheremeteva , A. Shchipunov , M. Shitenkov , M. Shopova , V. Shumikhin , A. Shutov , V. Shutov , I. Slepnev , V. Slepnev , I. Slepov , A. Solomin , A. Sorin , V. Sosnovtsev , V. Spaskov , A. Stavinskiy , Yu. Stepanenko , E. Streletskaya , O. Streltsova , M. Strikhanov , N. Sukhov , D. Suvarieva , G. Taer , N. Tarasov , O. Tarasov , P. Teremkov , A. Terletsky , O. Teryaev , V. Tcholakov , V. Tikhomirov , A. Timoshenko , N. Topilin , T. Tretyakova , V. Tskhay , E. Tsvetkov , I. Tyapkin , V. Vasendina , V. Velichkov , V. Volkov , A. Voronin , A. Voronin , N. Voytishin , V. Yurevich , I. Yumatova , N. Zamiatin , M. Zavertyaev , S. Zhang , E. Zherebtsova , V. Zhezher , N. Zhigareva , A. Zinchenko , A. Zubankov , E. Zubarev , M. Zuev

K$^+$--nucleus quasielastic cross sections measured for a laboratory kaon beam momentum of 705 MeV/$c$ are presented for 3--momentum transfers of 300 and 500 MeV/$c$. The measured differential cross sections for C, Ca and Pb at 500 MeV/$c$…

The light emission from a scanning tunneling microscope operated on a Ag(111) surface at 6 K is analyzed from low conductances to values approaching the conductance quantum. Optical spectra recorded at a sample voltages V reveal emission…

Mesoscale and Nanoscale Physics · Physics 2018-09-11 Peter-Jan Peters , Fei Xu , Kristen Kaasbjerg , Gianluca Rastelli , Wolfgang Belzig , Richard Berndt

The hyperon dynamics in heavy-ion collisions near threshold energy has been investigated within the quantum molecular dynamics transport model. The isospin and momentum dependent hyperon-nucleon potential and the threshold energy correction…

Nuclear Theory · Physics 2023-10-03 Zhao-Qing Feng

Due to the coherence of all the protons in a nucleus, there are very strong electromagnetic fields of short duration in relativistic heavy ion collisions. They give rise to quasireal photon-photon and photon-nucleus collisions with a large…

High Energy Physics - Phenomenology · Physics 2016-09-06 K. Hencken , P. Stagnoli , D. Trautmann , G. Baur

In this work, the $K\bar{K}^*$ interaction is studied in a quasipotential Bethe-Salpeter equation approach combined with the one-boson-exchange model. With the help of the hidden-gauge Lagrangian, the exchanges of pseudoscalar mesons ($\pi$…

High Energy Physics - Phenomenology · Physics 2017-02-01 Pei-Liang Lü , Jun He

Based on the fact that the mass difference between the chiral partners is an order parameter of chiral phase transition and that the chiral order parameter reduces substantially at the chemical freeze-out point in ultra-relativistic heavy…

Nuclear Theory · Physics 2021-06-10 Haesom Sung , Sungtae Cho , Juhee Hong , Su Houng Lee , Sanghoon Lim , Taesoo Song

Transverse momentum spectra of pions, protons and antiprotons in Au+Au collisions at intermediate RHIC energy of $\sqrt{s_{NN}}=62$ GeV are studied in a model that includes both quark coalescence from the dense partonic matter and…

Nuclear Theory · Physics 2009-11-10 V. Greco , C. M. Ko , I. Vitev

Two photon processes are a wonderful by-product of an $e^+e^-$ collider at any energy. Two photon reactions probe the very structure of matter. A machine operating below 2 GeV has the potential to reveal the Higgs sector of the strong…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. R. Pennington