English
Related papers

Related papers: Pairing effect on the giant dipole resonance width…

200 papers

We compare the two-dimensional (2D) plasmon dispersion relations for monolayer graphene when the sample is doped with carriers in the conduction band and the temperature $T$ is zero with the case when the temperature is finite and there is…

Mesoscale and Nanoscale Physics · Physics 2017-07-26 Godfrey Gumbs , Antonios Balassis , V. M. Silkin

In this review, I present a brief summary of the impact of nucleon pairing at supra-nuclear densities on the cooling of neutron stars. I also describe how the recent observation of the cooling of the neutron star in the supernova remnant…

High Energy Astrophysical Phenomena · Physics 2017-08-23 Dany Page

We consider the supergravity dual of the N=1* theory at finite temperature by applying the Polchinski-Strassler construction to the black D3 brane solution of Type IIB supergravity. At finite temperature the 5-brane probe action is…

High Energy Physics - Theory · Physics 2009-10-31 Daniel Z. Freedman , Joseph A. Minahan

We study Winter or delta-shell model at finite volume (length), describing a small resonating cavity weakly-coupled to a large one. For generic values of the coupling, a resonance of the usual model corresponds, in the finite-volume case,…

Quantum Physics · Physics 2019-07-23 U. G. Aglietti

We study $D$ and $D_s$ mesons at finite temperature using an effective field theory based on chiral and heavy-quark spin-flavor symmetries within the imaginary-time formalism. Interactions with the light degrees of freedom are unitarized…

High Energy Physics - Phenomenology · Physics 2020-05-27 Glòria Montaña , Àngels Ramos , Laura Tolos , Juan M. Torres-Rincon

An extraordinary temperature dependence of the resonant Andreev reflection via discrete energy level in a normal-metal / quantum-dot / superconductor (N-QD-S) system is predicted theoretically by using Green function technique. The width of…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 Yu Zhu , Qing-feng Sun , Tsung-han Lin

In this paper we report direct measurement of large low frequency temperature fluctuations in double stranded (ds) DNA when it undergoes thermal denaturation transition. The fluctuation, which occurs only in the temperature range where the…

Statistical Mechanics · Physics 2007-05-23 K. S. Nagapriya , A. K. Raychaudhuri , Dipankar Chatterji

We analyze the finite-temperature effects on the phase diagram describing the insulating properties of interacting 1D bosons in a quasi-periodic lattice. We examine thermal effects by comparing experimental results to exact diagonalization…

We estimate the numbers and mass spectra of observed lepton and kaon pairs produced from $\phi$ meson decays in the central rapidity region of an Au+Au collision at lab energy 11.6 GeV/nucleon. The following effects are considered: possible…

Nuclear Theory · Physics 2009-09-25 David Seibert , Charles Gale

The centroid, width and percentage of energy weighted sum rule of dipole resonances can be strongly affected by dynamical fluctuations and static deformations of the nuclear surface, deformations and fluctuations which, in turn, depend on…

Nuclear Theory · Physics 2019-09-04 R. A. Broglia , F. Barranco , A. Idini , G. Potel , E. Vigezzi

Considering screeening of electron scattering interactions in terms of the finite-temperature STLS theory and solving the linearized Boltzmann equation (with no appeal to a relaxation time approximation), we present a theoretical analysis…

Materials Science · Physics 2011-06-08 S. Y. Liu , X. L. Lei , Norman J. M. Horing

We examine a method to determine the neutron-skin thickness of nuclei using data on the charge-exchange anti-analog giant dipole resonance (AGDR). Calculations performed using the relativistic proton-neutron quasiparticle random-phase…

Nuclear Theory · Physics 2015-06-15 A. Krasznahorkay , N. Paar , D. Vretenar , M. N. Harakeh

The mass-radius relationship of white dwarfs (WDs) is one of their defining characteristics, largely derived from electron degeneracy pressure. We present a model-independent study of the observed mass-radius relationship in WD binaries of…

Solar and Stellar Astrophysics · Physics 2024-08-29 Jin Lim , Ji-Yu Kim , Maurice H. P. M. van Putten

We compute the phonon dispersion, density of states, and the Gr\"uneisen parameters of bulk palladium in the combined density functional theory (DFT) and dynamical mean-field theory (DMFT). We find good agreement with experimental results…

Strongly Correlated Electrons · Physics 2020-02-20 W. H. Appelt , A. Östlin , I. Di Marco , I. Leonov , M. Sekania , D. Vollhardt , L. Chioncel

By taking into account the magnetic field in the extended quantum molecular dynamics model (EQMD), we analyzed its effects on giant dipole resonance (GDR) by studying the responses and strengths of the dipole moments. The selected system is…

Nuclear Theory · Physics 2022-06-29 Ya-Ting Cao , Xian-Gai Deng , Yu-Gang Ma

Motivated by gravitational wave observations of binary neutron-star mergers, we study the thermal index of low-density, high-temperature dense matter. We use the virial expansion to account for nuclear interaction effects. We focus on the…

Nuclear Theory · Physics 2025-07-22 Giuseppe Rivieccio , Adriana Nadal-Matosas , Arnau Rios , Milton Ruiz

The role of electron correlation on different pairing symmetries are discussed in details where the electron correlation has been treated within the slave boson formalism. It is shown that for a pure $s$ or pure $d$ wave pairing symmetry,…

Condensed Matter · Physics 2009-10-31 Manidipa Mitra , Haranath Ghosh , S. N. Behera

Thermal Finite Energy QCD sum rules for the vector current correlator are used to study quark-gluon deconfinement. Assuming $\rho$-meson saturation of the correlator in the hadronic sector, and the Operator Product Expansion in QCD, we…

High Energy Physics - Phenomenology · Physics 2013-05-30 Alejandro Ayala , C. A. Dominguez , M. Loewe , Y. Zhang

Due to the large neutron-neutron scattering length, dilute neutron matter resembles the unitary Fermi gas, which lies half-way in the crossover from the BCS phase of weakly coupled Cooper pairs to the Bose-Einstein condensate of dimers. We…

Nuclear Theory · Physics 2020-11-16 David Durel , Michael Urban

The observed value of the muon magnetic dipole moment, which deviates from the Standard Model prediction by $4.2\sigma$, can be explained in models with weakly-interacting massive particles (WIMPs) coupled to muons. However, a considerable…

High Energy Physics - Phenomenology · Physics 2022-04-19 Koichi Hamaguchi , Natsumi Nagata , Maura E. Ramirez-Quezada