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Model order reduction is a technique that is used to construct low-order approximations of large-scale dynamical systems. In this paper, we investigate a balancing based model order reduction method for dynamical systems with a linear…

Optimization and Control · Mathematics 2019-09-11 Peter Benner , Pawan Goyal , Igor Pontes Duff

Recently a lot of progress has been made in deriving the heavy quark potential within a QCD medium. In this article we have considered heavy quarkonium in a hot quark gluon plasma phase. The heavy-quark potential has been modeled properly…

Nuclear Theory · Physics 2018-06-26 P. K. Srivastava , O. S. K. Chaturvedi , Lata Thakur

In the framework of the relativized quark model, the mass spectra of the doubly heavy baryons are rigorously calculated in the three-quark system under the heavy-quark dominance mechanism, by using the Gaussian expansion method and the…

High Energy Physics - Phenomenology · Physics 2025-11-11 Zhen-Yu Li , Guo-Liang Yu , Zhi-Gang Wang , Jian-Zhong Gu , Hong-Tao Shen

Analytical results on the correlation functions of strongly correlated many-body systems are rare in the literature and their importance cannot be overstated. We present determinant representations for the space-, time-, and…

Strongly Correlated Electrons · Physics 2024-11-12 Ovidiu I. Patu , Andreas Klumper , Angela Foerster

I review recent applications of the open quantum system framework in the understanding of quarkonium suppression in heavy-ion collisions, which has been used as a probe of the quark-gluon plasma for decades. The derivation of the Lindblad…

High Energy Physics - Phenomenology · Physics 2021-08-10 Xiaojun Yao

A constituent quark model, which has recently been successfully applied to the study of heavy quarkonium properties such as its spectrum but also a diverse array of observables related with their electromagnetic, strong and weak decays and…

High Energy Physics - Phenomenology · Physics 2020-03-04 Gang Yang , Jialun Ping , Pablo G. Ortega , Jorge Segovia

We derive an effective Hamiltonian for a quantum system constrained to a submanifold (the constraint manifold) of configuration space (the ambient space) by an infinite restoring force. We pay special attention to how this Hamiltonian…

Quantum Physics · Physics 2009-11-06 Kevin A. Mitchell

A basic theoretical framework is developed in which elementary particles have a component of their wave function extending into higher spatial dimensions. This model postulates an extension of the Schrodinger equation to include a 4th and…

General Physics · Physics 2016-05-16 Eric R. Hedin

At high temperatures, strongly interacting matter becomes a plasma of deconfined quarks and gluons. In statistical QCD, deconfinement and the properties of the resulting quark-gluon plasma can be investigated by studying the in-medium…

Nuclear Theory · Physics 2009-01-15 Binoy Krishna Patra , Vinod Chandra , Vineet Agotiya

In this theoretical paper, we investigate coherence properties of the near-resonant light scattered by two atoms exposed to a strong monochromatic field. To properly incorporate saturation effects, we use a quantum Langevin approach. In…

Quantum Physics · Physics 2016-08-24 Benoît Grémaud , Thomas Wellens , Dominique Delande , Christian Miniatura

The rigorous calculation of the spin-orbit terms in the three-quark system is realized based on the Gaussian expansion method and the infinitesimally-shifted Gaussian basis functions in the frame work of the relativized quark model, by…

High Energy Physics - Phenomenology · Physics 2025-09-15 Zhen-Yu Li , Guo-Liang Yu , Zhi-Gang Wang , Jian-Zhong Gu , Hong-Tao Shen

In this work, the dynamics of quark-antiquark pair systems is investigated by modelling them as general time-dependent 3D oscillators perturbed by a Coulomb potential. Solving this model enables the prediction of key mesonic properties such…

High Energy Physics - Theory · Physics 2025-10-07 Jeong Ryeol Choi , Salim Medjber , Salah Menouar , Ramazan Sever

We perform a calculation of quantum electrodynamics effects in excited states with $l>1$ of arbitrary two-body systems up to $\alpha^6\,\mu$ order. The obtained results are valid for hadronic atoms, as long as the strong interaction effects…

Atomic Physics · Physics 2022-10-19 Jacek Zatorski , Vojtěch Patkóš , Krzysztof Pachucki

We present a holographic bottom up model for the thermal behavior of $ c \bar c$ vector mesons in a finite temperature and density plasma. There is a clear physical interpretation for the three imput energy parameters of the model. Two of…

High Energy Physics - Phenomenology · Physics 2017-11-22 Nelson R. F. Braga , Luiz F. Ferreira , Alfredo Vega

We study the evolution of matter composition from nuclear to quark densities in the confining regime, by extending an ideal model of Quarkyonic matter, IdylliQ model, to multi-flavor systems including strangeness. The model provides a dual…

Nuclear Theory · Physics 2026-03-24 Yuki Fujimoto , Toru Kojo , Larry McLerran

Based on recent progress on fermionic exchange symmetry we propose a way to develop new functionals for reduced density matrix functional theory. For some settings with an odd number of electrons, by assuming saturation of the inequalities…

Strongly Correlated Electrons · Physics 2018-10-23 Carlos L. Benavides-Riveros , Miguel A. L. Marques

At very high energies or small values of Bjorken x, the density of partons, per unit transverse area, in hadronic wavefunctions becomes very large leading to a saturation of partonic distributions. When the scale corresponding to the…

High Energy Physics - Phenomenology · Physics 2016-11-23 Edmond Iancu , Raju Venugopalan

Inhomogeneous ensembles of quantum dots (QDs) coupled to a charge reservoir are widely studied by using, e.g., electrical methods like capacitance-voltage spectroscopy. We present experimental measurements of the QD capacitance as a…

We present a more general form of the Schr\"odinger equation in curvilinear space that is exposed to external fields. Thereby, we solve the wave equation with the Cornell plus harmonic potentials (CHP) under the influence of the magnetic…

Quantum Physics · Physics 2017-11-15 Mahdi Eshghi , Hussain Mehraban , Sameer M. Ikhdair

In the recent experiments like DIS at HERA or the heavy-ion experiments at RHIC, and also in expected LHC at CERN, the number of involved partons is very large, due to the high energy and/or the high number of participants of those…

High Energy Physics - Phenomenology · Physics 2007-05-23 Elena Ferreiro
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