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For the first time, the tilted axis cranking covariant density functional theory with pairing correlations has been formulated and implemented in a fully self-consistent and microscopic way to investigate the evolution of the spin axis and…

Nuclear Theory · Physics 2015-09-22 P. W. Zhao , S. Q. Zhang , J. Meng

Several lattice collaborations performing simulations with 2+1 light dynamical quarks have experienced difficulties in fitting their data with standard Nf=3 chiral expansions at next-to-leading order, yielding low values of the quark…

High Energy Physics - Phenomenology · Physics 2011-03-03 V. Bernard , S. Descotes-Genon , G. Toucas

We study the effect of effective mass on pairing correlations in the ground states of superfluid nuclei $^{124}$Sn and $^{136}$Sn. Various parameter sets of Skyrme interactions and relativistic Lagrangians are adopted to study pairing…

Nuclear Theory · Physics 2008-11-26 Satoshi Yoshida , Hiroyuki Sagawa

Moir\'e systems provide a highly tunable platform for engineering band structures and exotic correlated phases. Here, we theoretically study a model for a single layer of graphene subject to a smooth moir\'e electrostatic potential, induced…

Strongly Correlated Electrons · Physics 2023-06-30 Jeyong Park , Lasse Gresista , Simon Trebst , Achim Rosch , Jinhong Park

Chirality in integrated quantum photonics has emerged as a promising route towards achieving scalable quantum technologies with quantum nonlinearity effects. Topological photonic waveguides, which utilize helical optical modes, have been…

We present the first systematic investigation of the $S=-1$ meson--baryon interaction within a fully off-shell covariant unitarized chiral effective field theory framework up to next-to-leading order. In particular, we perform a detailed…

Nuclear Theory · Physics 2026-04-02 Jia-Ming Xie , Zhi-Wei Liu , Jun-Xu Lu , Haozhao Liang , Li-Sheng Geng

The two-particle momentum correlation function of a K^-p pair from high-energy nuclear collisions is evaluated in the KbarN-piSigma-piLambda coupled-channels framework. The effects of all coupled channels together with the Coulomb potential…

Nuclear Theory · Physics 2020-04-13 Yuki Kamiya , Tetsuo Hyodo , Kenji Morita , Akira Ohnishi , Wolfram Weise

Three-quark nucleon interpolating fields in QCD have well-defined SU_L(3)*SU_R(3) and U_A(1) chiral transformation properties, viz. [(6,3)+(3,6)], [(3,3_bar)+(3_bar,3)], [(8,1)+(1,8)] and their "mirror" images, Ref.[9]. It has been shown…

High Energy Physics - Phenomenology · Physics 2011-01-24 Hua-Xing Chen , V. Dmitrasinovic , Atsushi Hosaka

We review recent progress in the theoretical description of the violation of discrete space-time symmetries in hadronic and nuclear systems. We focus on parity-violating and time-reversal-conserving interactions which are induced by the…

High Energy Physics - Phenomenology · Physics 2016-04-29 J. de Vries , Ulf-G. Meißner

We study odd-even mass staggering of nuclei, also called pairing gaps, using a Skyrme self-consistent mean-field theory and a numerically exact treatment of the pairing Hamiltonian. We find that the configuration-space Monte Carlo method…

Nuclear Theory · Physics 2011-02-21 Abhishek Mukherjee , Y. Alhassid , G. F. Bertsch

We revisit the $DD^\ast$ interactions in chiral effective field theory up to the third order for the first time. We deal with the pion-exchanged interactions via local momentum-space regularization, in which we focus on their long-range…

High Energy Physics - Phenomenology · Physics 2023-05-05 Bo Wang , Lu Meng

We present local, position-space chiral NN potentials through four orders of chiral effective field theory ranging from leading order (LO) to next-to-next-to-next-to-leading order (N3LO, fourth order) of the Delta-less version of the…

Nuclear Theory · Physics 2023-04-12 S. K. Saha , D. R. Entem , R. Machleidt , Y. Nosyk

Chiral and conformal anomalies are fundamental phenomena that span multiple disciplines, including high-energy physics, condensed matter theory and cosmology. These anomalies play a crucial role in understanding fundamental interactions and…

High Energy Physics - Theory · Physics 2025-12-19 Stefano Lionetti

Finite nuclei such as those found in the chain of even tin isotopes from ^{102}Sn to ^{130}Sn, exhibit a near constancy of the 2^+_1-0^+_1 excitation energy, a constancy which can be related to strong pairing correlations and the near…

Nuclear Theory · Physics 2007-05-23 Oe. Elgaroey , T. Engeland , M. Hjorth-Jensen , E. Osnes

We apply the chiral potential with the momentum space semi-local regularization to the $^2$H and $^3$He photodisintegration processes and to the (anti)neutrino induced deuteron breakup reactions. Specifically, the differential cross…

Nuclear Theory · Physics 2021-02-17 V. Urbanevych , R. Skibiński , H. Witała , J. Golak , K. Topolnicki , A. Grassi , E. Epelbaum , H. Krebs

We study theoretically the di-neutron spatial correlations and the crossover from superfluidity of neutron Cooper pairs in the $^1S_0$ pairing channel to Bose-Einstein condensation (BEC) of di-neutron pairs for both symmetric and neutron…

Nuclear Theory · Physics 2010-05-07 Bao Yuan Sun , Hiroshi Toki , Jie Meng

We investigate the impact of pairing correlations on the behavior of unstable asymmetric nuclear matter at low temperature. We focus on the relative role of the pairing interaction, coupling nucleons of the same type (neutrons or protons),…

Nuclear Theory · Physics 2015-06-18 Stefano Burrello , Maria Colonna , Francesco Matera

We study the lattice QCD $\Lambda_c N$ phase shifts for the $^3S_1-{}^3D_1$ coupled channel using both the leading order covariant chiral effective theory and the next-to-leading order non-relativistic chiral effective field theory. We show…

High Energy Physics - Phenomenology · Physics 2022-10-25 Jing Song , Yang Xiao , Zhi-Wei Liu , Kai-Wen Li , Li-Sheng Geng

Electromagnetic decays of the scalar mesons are shown to be constrained by chiral symmetry as a consequence of the fact that, in the chiral limit, the two and three-point functions $<SS-PP>$ and $<VVS>$ satisfy super-convergent dispersion…

High Energy Physics - Phenomenology · Physics 2009-09-25 B. Moussallam , J. Stern

A set of moderately deformed $s-d$ shell nuclei is employed for testing the reliability of the nuclear ground state wave functions which are obtained in the context of a BCS approach and offer a simultaneous consideration of deformation and…

Nuclear Theory · Physics 2009-11-11 Ch. C. Moustakidis , T. S. Kosmas , F. Simkovic , Amand Faessler