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We introduce a random matrix framework for studying statistical-mechanical lattice systems through spectral observables. Equilibrium configurations sampled from a Boltzmann measure are mapped to matrix ensembles whose covariance structure…

无序系统与神经网络 · 物理学 2026-05-21 Yaprak Önder , Abbas Ali Saberi , Roderich Moessner

A dark photon may kinetically mix with the Standard Model photon, leading to observable cosmological signatures. The mixing is resonantly enhanced when the dark photon mass matches the primordial plasma frequency, which depends sensitively…

宇宙学与河外天体物理 · 物理学 2020-12-11 Andrea Caputo , Hongwan Liu , Siddharth Mishra-Sharma , Joshua T. Ruderman

Neutrinos allow for a test of the hypothesis that the fermions of the Standard Model have Fermi-point splitting, analogous to the fermionic quasi-particles of certain condensed-matter systems. If present, the corresponding Lorentz-violating…

高能物理 - 唯象学 · 物理学 2007-05-23 F. R. Klinkhamer

We propose a model of asymmetric dark matter (DM) where the dark sector is an identical copy of both forces and matter of the standard model (SM) as in the mirror universe models discussed in literature. In addition to being connected by…

高能物理 - 唯象学 · 物理学 2010-04-08 Haipeng An , Shao-Long Chen , Rabindra N. Mohapatra , Yue Zhang

The scotogenic model is a well motivated scenario that provides both an explanation for neutrino masses and for dark matter. We focus on a real scalar dark matter candidate in this model, produced through standard thermal freeze-out. We…

高能物理 - 唯象学 · 物理学 2022-05-18 Ivania M. Ávila , Giovanna Cottin , Marco A. Díaz

In the description of general covariance, the vierbein and the Lorentz connection can be treated as independent fundamental fields. With the usual gauge Lagrangian, the Lorentz connection is characterized by an asymptotically free running…

高能物理 - 理论 · 物理学 2017-08-16 John F. Donoghue

Flipping a symmetry often leads to a more fundamental symmetry and new physics insight. Applying this principle to the standard model electroweak symmetry, we obtain a novel gauge symmetry, which defines dark charge besides electric charge,…

高能物理 - 唯象学 · 物理学 2020-07-22 Phung Van Dong

Persistent homology is a cornerstone of topological data analysis, offering a multiscale summary of topology with robustness to nuisance transformations, such as rotations and small deformations. Persistent homology has seen broad use…

统计方法学 · 统计学 2025-11-19 Zitian Wu , Arkaprava Roy , Leo L. Duan

A singlet fermion which interacts only with a new singlet scalar provides a viable and minimal scenario that can explain the dark matter. The singlet fermion is the dark matter particle whereas the new scalar mixes with the Higgs boson…

高能物理 - 唯象学 · 物理学 2013-10-30 Sonja Esch , Michael Klasen , Carlos E. Yaguna

We study a class of simplified dark matter models in which dark matter couples directly with a mediator and a charged lepton. This class of Lepton Portal dark matter models has very rich phenomenology: it has loop generated dark matter…

高能物理 - 唯象学 · 物理学 2015-06-18 Yang Bai , Joshua Berger

We introduce a new framework for characterizing identified sets of structural and counterfactual parameters in econometric models. By reformulating the identification problem as a set membership question, we leverage the separating…

计量经济学 · 经济学 2024-12-31 Irene Botosaru , Isaac Loh , Chris Muris

Six major frameworks have emerged attempting to describe particle physics beyond the Standard Model. Despite their different theoretical genera, these frameworks have a number of common phenomenological features and problems. While it will…

高能物理 - 唯象学 · 物理学 2015-03-17 Joseph D. Lykken

Currently, knowledge discovery in databases is an essential step to identify valid, novel and useful patterns for decision making. There are many real-world scenarios, such as bankruptcy prediction, option pricing or medical diagnosis,…

I proposed a unified model of particle physic and cosmology in \cite {1}, which can simultaneously account for these origin of the inflation, dark energy, dark matter, neutrino mass and baryon asymmetry. I here focus on the fermion flavor…

综合物理 · 物理学 2025-10-23 Wei-Min Yang

This chapter provides a general introduction of network modeling in psychometrics. The chapter starts with an introduction to the statistical model formulation of pairwise Markov random fields (PMRF), followed by an introduction of the PMRF…

统计方法学 · 统计学 2018-06-08 Sacha Epskamp , Gunter K. J. Maris , Lourens J. Waldorp , Denny Borsboom

We consider three cosmological models with linear interaction between the dark components and obtain restrictions on the coupling constant in terms of the cosmographic parameters. It enables us to find constraints on the coupling constant…

宇宙学与河外天体物理 · 物理学 2016-04-27 Yu. L. Bolotin , V. A. Cherkaskiy , O. A. Lemets

We propose an unified model of dark matter and baryon asymmetry in a lepto-philic world above the electroweak scale. We provide an example where the inflaton decay products subsequently generate a lepton asymmetry and a dark matter…

高能物理 - 唯象学 · 物理学 2009-11-06 Kazunori Kohri , Anupam Mazumdar , Narendra Sahu , Philip Stephens

The addition of gauge singlet fermions to the Standard Model Lagrangian renders the neutrinos massive and allows one to explain all that is experimentally known about neutrino masses and lepton mixing. At the same time, the gauge singlet…

高能物理 - 唯象学 · 物理学 2010-12-02 Wei-Chih Huang

We introduce a framework to describe probabilistic models in Bell experiments, and more generally in contextuality scenarios. Such a scenario is a hypergraph whose vertices represent elementary events and hyperedges correspond to…

量子物理 · 物理学 2014-12-31 Tobias Fritz , Anthony Leverrier , Ana Belén Sainz

A large set of models beyond the Standard Model of particle physics suggest that the top quark plays a special role in fundamental interactions. At the same time some of these models predict that a particle responsible for dark matter is…

高能物理 - 唯象学 · 物理学 2023-04-11 Alan S. Cornell , Aldo Deandrea , Thomas Flacke , Benjamin Fuks , Lara Mason