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The non-decoupling effects of heavy Higgs bosons on the process $e^+e^- \to W^+_LW^-_L$ are discussed in the two Higgs-doublet model. The one-loop corrections to the cross section are calculated by using the equivalence theorem and the…

High Energy Physics - Phenomenology · Physics 2009-10-30 Shinya Kanemura , Hide-Aki Tohyama

Collisions of antiprotons with He-, Ne-, Ni-like, bare, and neutral uranium are studied theoretically for scattering angles close to 180$^{\circ}$ and antiproton energies with the interval 100 eV -- 10 keV. We investigate the Coulomb glory…

Atomic Physics · Physics 2009-11-13 A. V. Maiorova , D. A. Telnov , V. M. Shabaev , I. I. Tupitsyn , G. Plunien , T. Stöhlker

We analyze 9.7 x 10^6 B\bar{B}$ pairs recorded with the CLEO detector to determine the production ratio of charged to neutral B-meson pairs produced at the Y(4S) resonance. We measure the rates for B^0 -> J/psi K^{(*)0} and B^+ -> J/psi…

High Energy Physics - Experiment · Physics 2010-04-08 J. P. Alexander , CLEO Collaboration

Within the possible least uncertainty on the nuclear incompressibility $K_{0}$, we examine effects of $K_{0}$ in heavy-ion collisions at intermediate energies. Based on simulations of Au + Au collision at 400 MeV/nucleon using an isospin-…

Nuclear Theory · Physics 2024-05-27 Xiao-Xiao Long , Gao-Feng Wei

Reaction cross-sections are calculated using the Coulomb modified Glauber model for deformed target nuclei. The deformed nuclear matter density of the target is expanded into multipoles of order k = 0,2,4.The reaction cross-sections between…

Nuclear Theory · Physics 2009-04-13 M. Y. M. Hassan , M. Y. H. Farag , A. Y. Abul-Magd , T. E. I. Nassar

Using the isospin dependent quantum molecular dynamics model, we study the effect of charge asymmetry and isospin dependent cross-section on nuclear stopping and multiplicity of free nucleons and LMF's. Simulations were carried out for the…

Nuclear Theory · Physics 2012-02-13 Anupriya Jain , Suneel Kumar , Rajeev K. Puri

In this paper, the in-medium $NN\rightarrow N\Delta$ cross section is calculated in the framework of the one-boson exchange model by including the isovector mesons, i.e. $\delta$ and $\rho$ mesons. Due to the isospin exchange in the…

Nuclear Theory · Physics 2018-12-05 Ying Cui , Yingxun Zhang , Zhuxia Li

New precise measurements of $D_s^+$ and $D_s^{*+}$ meson production from $B$ mesons and $q\bar q$ continuum events near the $\Upsilon(4S)$ resonance are presented in this paper. Using the BABAR data recorded in 1999 and 2000 of 20.8…

High Energy Physics - Experiment · Physics 2007-05-23 B. Aubert

The ratio of charged and neutral B meson production at the Upsilon(4S), f_{+-}/f_{00}, is measured through the decays B bar -> D* l- nu_l bar, reconstructed using a partial reconstruction method where the D* is detected only through a pion…

High Energy Physics - Experiment · Physics 2010-04-08 S. B. Athar , CLEO Collaboration

The Coulomb effects hypothesis is used to interpret even-odd effects of maximum total kinetic energy as a function of mass and charge of fragments from thermal neutron induced fission of 235U. Assuming spherical fragments at scission, the…

Nuclear Experiment · Physics 2016-08-03 Modesto Montoya

The inclusive cross sections for di-hadrons of charged pions and kaons ($e^+e^- \rightarrow hhX$) in electron-positron annihilation are reported. They are obtained as a function of the total fractional energy and invariant mass for any…

High Energy Physics - Experiment · Physics 2017-09-06 Belle Collaboration , R. Seidl , I. Adachi , H. Aihara , S. Al Said , D. M. Asner , T. Aushev , I. Badhrees , A. M. Bakich , V. Bansal , P. Behera , V. Bhardwaj , B. Bhuyan , J. Biswal , A. Bobrov , A. Bozek , M. Bračko , T. E. Browder , D. Červenkov , V. Chekelian , A. Chen , B. G. Cheon , K. Chilikin , K. Cho , S. -K. Choi , Y. Choi , D. Cinabro , N. Dash , S. Di Carlo , Z. Doležal , Z. Drásal , S. Eidelman , H. Farhat , J. E. Fast , T. Ferber , B. G. Fulsom , V. Gaur , N. Gabyshev , A. Garmash , R. Gillard , P. Goldenzweig , E. Guido , J. Haba , K. Hayasaka , H. Hayashii , W. -S. Hou , T. Iijima , K. Inami , A. Ishikawa , R. Itoh , Y. Iwasaki , W. W. Jacobs , I. Jaegle , H. B. Jeon , S. Jia , Y. Jin , D. Joffe , K. K. Joo , T. Julius , K. H. Kang , G. Karyan , D. Y. Kim , J. B. Kim , K. T. Kim , M. J. Kim , S. H. Kim , Y. J. Kim , K. Kinoshita , P. Kodyš , S. Korpar , D. Kotchetkov , P. Križan , P. Krokovny , R. Kulasiri , T. Kumita , A. Kuzmin , Y. -J. Kwon , J. S. Lange , L. Li , L. Li Gioi , J. Libby , D. Liventsev , M. Lubej , T. Luo , M. Masuda , T. Matsuda , D. Matvienko , M. Merola , K. Miyabayashi , H. Miyata , R. Mizuk , H. K. Moon , T. Mori , R. Mussa , E. Nakano , M. Nakao , T. Nanut , K. J. Nath , Z. Natkaniec , M. Niiyama , N. K. Nisar , S. Nishida , S. Ogawa , H. Ono , P. Pakhlov , G. Pakhlova , B. Pal , S. Pardi , H. Park , S. Paul , T. K. Pedlar , R. Pestotnik , L. E. Piilonen , M. Ritter , A. Rostomyan , Y. Sakai , L. Santelj , V. Savinov , O. Schneider , G. Schnell , C. Schwanda , Y. Seino , K. Senyo , M. E. Sevior , V. Shebalin , C. P. Shen , T. -A. Shibata , J. -G. Shiu , B. Shwartz , F. Simon , A. Sokolov , E. Solovieva , M. Starič , J. F. Strube , K. Sumisawa , T. Sumiyoshi , M. Takizawa , U. Tamponi , K. Tanida , F. Tenchini , M. Uchida , T. Uglov , Y. Unno , S. Uno , C. Van Hulse , G. Varner , V. Vorobyev , A. Vossen , C. H. Wang , P. Wang , M. Watanabe , Y. Watanabe , S. Watanuki , E. Widmann , E. Won , Y. Yamashita , H. Ye , Z. P. Zhang , V. Zhilich , V. Zhukova , V. Zhulanov , A. Zupanc

Within the isospin- and momentum-dependent transport model IBUU11, we examine the relativistic retardation effects of electrical fields on the $\pi^{-}/\pi^{+}$ ratio and neutron-proton differential transverse flow in heavy-ion collisions…

Nuclear Theory · Physics 2018-04-09 Gao-Feng Wei , Bao-An Li , Gao-Chan Yong , Li Ou , Xin-Wei Cao , Xu-Yang Liu

The existing and some preliminary experimental data on the total cross sections of the $^{4,6}$He, $^{6,7}$Li +$^{28}$Si reactions at energies E=5-50 A MeV are demonstrated. The data on $^{6}$Li,$^{6}$He+$^{28}$Si are analyzed in the…

We study the role of Coulomb and surface effects on the phase transition from dense nuclear matter to a mixed phase of nuclear and kaon-condensed matter. We calculate corrections to the bulk calculation of the equation of state (EOS) and…

Nuclear Theory · Physics 2009-11-06 Travis Norsen , Sanjay Reddy

We discuss the mass modifications of $\bar{\mathrm{D}}$ and $\bar{\mathrm{D}}^{\ast}$ ($\mathrm{B}$ and $\mathrm{B}^{\ast}$) mesons in nuclear medium. The heavy quark symmetry for $\bar{\mathrm{D}}$ and $\bar{\mathrm{D}}^{\ast}$…

High Energy Physics - Phenomenology · Physics 2019-08-07 S. Yasui , K. Sudoh

We study the loop-induced process e+e- --> W+H- in the Minimal Supersymmetric Standard Model (MSSM). This process allows the charged Higgs boson to be produced in e+e- collisions when its mass is larger than half the center-of-mass energy,…

High Energy Physics - Phenomenology · Physics 2009-11-07 Heather E. Logan , Shufang Su

The time-evolution and space-distribution of internal electromagnetic fields in heavy-ion reactions at beam energies between 200 and 2000 MeV/nucleon are studied within an Isospin-dependent Boltzmann-Uhling-Uhlenbeck transport model IBUU11.…

Nuclear Theory · Physics 2015-05-28 Li Ou , Bao-An Li

The inclusive production of $D_s$, $D^0$, and $J/\psi$ mesons is studied using a 1.86 fb$^{-1}$ data sample collected on the $\Upsilon$(5S) resonance by the Belle detector at the KEKB asymmetric energy $e^+ e^-$ collider. The number of…

High Energy Physics - Experiment · Physics 2019-08-14 A. Drutskoy

The in-medium modification of nucleon-nucleon (NN) cross sections is investigated by means of particle production in heavy ion collisions (HIC) at intermediate energies. In particular, the density dependence of the {\it inelastic} cross…

Nuclear Theory · Physics 2007-05-23 V. Prassa , T. Gaitanos , H. H. Wolter , G. Lalazissis , M. Di Toro

Exothermal nuclear reactions which become forbidden due to Coulomb repulsion in the\ $\varepsilon \rightarrow 0$ limit ($\lim_{\varepsilon \rightarrow 0}\sigma \left( \varepsilon \right) =0$) are investigated. ($\sigma \left( \varepsilon…

General Physics · Physics 2019-05-29 Péter Kálmán , Tamás Keszthelyi