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We show that, in presence of a complex spectrum, antiresonances act as a precursor for dephasing enabling the crossover to a fully decoherent transport even within a unitary Hamiltonian description. This general scenario is illustrated here…

介观与纳米尺度物理 · 物理学 2007-05-23 L. E. F. Foa Torres , H. M. Pastawski , E. Medina

The uncertainty principle is fundamentally rooted in the algebraic asymmetry between observables. We introduce a new class of uncertainty relations grounded in the resource theory of asymmetry, where incompatibility is quantified by an…

量子物理 · 物理学 2026-02-10 Xingze Qiu

In the context of the relationship between physics of cosmological dark matter and symmetry of elementary particles a wide list of dark matter candidates is possible. New symmetries provide stability of different new particles and their…

高能物理 - 唯象学 · 物理学 2017-04-26 M. Yu. Khlopov

The energy difference between two iso-electronic systems can be accurately approximated by the alchemical first order Hellmann-Feynmann derivative for the averaged Hamiltonian. This approximation is exact up to third order because…

化学物理 · 物理学 2025-09-05 O. Anatole von Lilienfeld , Giorgio Domenichini

Perovskite oxides are already widely used in industry and have huge potential for novel device applications thanks to the rich physical behaviour displayed in these materials. The key to the functional electronic properties exhibited by…

材料科学 · 物理学 2017-05-08 Julien Varignon , Nicholas C. Bristowe , Eric Bousquet , Philippe Ghosez

In this article, we investigate the Variational Principle and develop thermodynamic formalism for correspondences. We define the measure-theoretic entropy for transition probability kernels and topological pressure for correspondences.…

动力系统 · 数学 2025-12-23 Xiaoran Li , Zhiqiang Li , Yiwei Zhang

The idea of a thermalized non-equilibrated state of matter offers a conceptually new understanding of the strong angular asymmetry. In this compact review we present some clarifications, corrections and further developments of the approach,…

量子物理 · 物理学 2013-07-18 S. Kun , Y. Li , M. H. Zhao , M. R. Huang

By bridging graphene and benzene through a well-defined sequence of polycyclic aromatic hydrocarbons and their inherent shell structure, J. Phys. Chem. C, 2018, 122, 17526, it is shown that graphene is actually a coherent arrangement of…

化学物理 · 物理学 2020-07-01 Aristides D. Zdetsis

We present a first-principles derivation of spatial atomic-sublevel decoherence near dielectric and metallic surfaces. The theory is based on the electromagnetic-field quantization in absorbing dielectric media. We derive an expression for…

量子物理 · 物理学 2007-05-23 R. Fermani , S. Scheel , P. L. Knight

A simple model is considered for an open system consisting of an aggregation of magnetic particles (like greigite) in the presence of a magnetic field (H), and interacting linearly with a bath of 3D harmonic oscillators. Using the…

介观与纳米尺度物理 · 物理学 2012-03-13 A. N. Mitra

We investigate the origin of asymmetry in the measured current-voltage (I-V) characteristics of molecules with no inherent spatial asymmetry. We establish that such molecules can exhibit asymmetric I-V characteristics due to unequal…

介观与纳米尺度物理 · 物理学 2016-08-31 Avik W. Ghosh , Ferdows Zahid , Prashant S. Damle , Supriyo Datta

The Raman intensity can be well described by the famous Albrecht equation that consists of A and B terms. It is well known that the contribution from Albrecht's A term can be neglected without loss of accuracy for far off-resonant Raman…

光学 · 物理学 2015-11-11 Zu-Yong Gong , Guangjun Tian , Sai Duan , Yi Luo

Common intuition tells us that if one part of a connected system is cooled continuously, the other parts should also cool down. This intuition can be given a microscopic foundation for the case of a generic quantum system coupled to a…

统计力学 · 物理学 2024-12-11 Jaswanth Uppalapati , Paul A McClarty , Masudul Haque , Shovan Dutta

Symmetry plays a key role in determining the physical properties of materials. By Neumann's principle, the properties of a material are invariant under the symmetry operations of the space group to which the material belongs. Continuous…

We report a theoretical calculation on the persistent currents of disordered normal-metal rings. It is shown that the diamagnetic responses of the rings in the vicinity of the zero magnetic field are attributed to multiple backward…

介观与纳米尺度物理 · 物理学 2009-11-10 Mun Dae Kim , Chul Koo Kim , Kyun Nahm

Quantum correlations and other phenomena characteristic to a quantum world can be understood as simply consequences of a principle derived from the postulates of Quantum Mechanics. This explanatory principle states that these phenomena…

量子物理 · 物理学 2014-07-01 Ovidiu-Cristinel Stoica

Non-relativistic quantum mechanics was originally formulated to describe particles. Using ideas from the geometric quantization approach, we show how the concept of antiparticles can and should be introduced in the non-relativistic case…

数学物理 · 物理学 2025-06-03 Alexander D. Popov

The finite-basis, pair formulation of the Spectral Theory of chemical bonding is briefly surveyed. Solutions of the Born-Oppenheimer polyatomic Hamiltonian totally antisymmetric in electron exchange are obtained from diagonalization of an…

化学物理 · 物理学 2023-02-07 Jeffrey D. Mills

The aim of this work is to provide a possible philosophical motivation to the variational principles of physics in general and a possible way to unify the axiomatizations of mechanics theories. The leitmotif of this work is a dialectical…

物理学史与哲学 · 物理学 2008-12-10 Qiuping A. Wang

Two statements by von Neumann and a thought-experiment by Peres prompts a discussion on the notions of one-shot distinguishability, orthogonality, semi-permeable diaphragm, and their thermodynamic implications. In the first part of the…

量子物理 · 物理学 2007-05-23 P. G. L. Mana , A. Maansson , G. Bjoerk