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Related papers: Fractional Charge

200 papers

We report the first model study of the net charge fluctuations in terms of D-measure within the framework of the Polyakov-Nambu-Jona-Lasinio model. Net charge fluctuation is estimated from the charge susceptibility evaluated using PNJL…

High Energy Physics - Phenomenology · Physics 2014-12-11 Abhijit Bhattacharyya , Supriya Das , Sanjay K. Ghosh , Sibaji Raha , Rajarshi Ray , Kinkar Saha , Sudipa Upadhaya

We continue our study of fractionally charged particles (FCPs) -- particles carrying electric charge a multiple of $e/6$. Discovering an FCP would inform us about both Standard Model physics (what the true gauge group and the one-form…

High Energy Physics - Phenomenology · Physics 2025-07-25 Seth Koren , Adam Martin

Fluctuating-charge models have been used to model polarization effects in molecular mechanics methods. However, they overestimate polarizabilities in large systems. Previous attempts to remedy this have been at the expense of forbidding…

Chemical Physics · Physics 2008-12-09 Jiahao Chen , Todd J Martinez

Charge fluctuations provide a possible signature for the existence of the de-confined Quark Gluon Plasma phase (QGP). Being sensitive to the square of the charges, fluctuations in QGP, with fractionally charged partons, are significantly…

Nuclear Experiment · Physics 2012-08-27 Satyajit Jena for ALICE Collaboration

The charge of quasiparticles in a fractional quantum Hall (FQH) liquid, tunneling through a partly reflecting constriction with transmission t, was determined via shot noise measurements. In the nu=1/3 FQH state, a charge smoothly evolving…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 T. G. Griffiths , E. Comforti , M. Heiblum , Ady Stern , V. Umansky

We have recently developed the QTPIE (charge transfer with polarization current equilibration) fluctuating-charge model, a new model with correct dissociation behavior for nonequilibrium geometries. The correct asymptotics originally came…

Chemical Physics · Physics 2010-10-13 Jiahao Chen , Todd J Martinez

We reanalyse theoretical considerations and experimental data, in an attempt to decide hether there is another scale in the fractional quantum Hall effect problem, in addition to the magnetic scale defined by the magnetic length $a_c$ or…

Condensed Matter · Physics 2007-05-23 R. Brako , ž. Crljen

We welcome Allagui et al.'s discussions about our recent paper that has proposed revisions to the existing theory of capacitors. It gives us an opportunity to emphasize on the physical underpinnings of the mathematical expressions that are…

Materials Science · Physics 2022-10-27 Vikash Pandey

Viewpoint on Nigel R. Cooper and Jean Dalibard, "Reaching Fractional Quantum Hall States with Optical Flux Lattices", Phys. Rev. Lett. 110, 185301 (2013), and N. Y. Yao, A. V. Gorshkov, C. R. Laumann, A. M. L\"auchli, J. Ye, and M. D.…

Strongly Correlated Electrons · Physics 2013-05-31 Maria Daghofer , Masudul Haque

A unified and fully relativistic treatment of the interaction of the electric and magnetic dipole moments of a particle with the electromagnetic field is given. New forces on the particle due to the combined effect of electric and magnetic…

High Energy Physics - Theory · Physics 2009-10-31 Jeeva S. Anandan

Compton scattering offers in principle an intriguing new window on nucleon structure. Existing experiments and future programs are discussed and the state of theoretical understanding of such measurements is explored.

High Energy Physics - Phenomenology · Physics 2009-10-30 Barry R. Holstein

In this paper we propose a model of the fractional quantum Hall effect within conventional one-dimensional bosonization. It is shown that in this formalism the resulting bosonized fermion operator corresponding to momenta of Landau gauge…

Strongly Correlated Electrons · Physics 2012-11-09 Vladimir A. Zyuzin

We review recent progress in the fractional Calder\'on problem, where one tries to determine an unknown coefficient in a fractional Schr\"odinger equation from exterior measurements of solutions. This equation enjoys remarkable uniqueness…

Analysis of PDEs · Mathematics 2018-02-16 Mikko Salo

Fractional dynamics is a field of study in physics and mechanics investigating the behavior of objects and systems that are characterized by power-law non-locality, power-law long-term memory or fractal properties by using integrations and…

General Physics · Physics 2015-03-12 Vasily E. Tarasov

We study the problem of injecting single electrons into interacting one-dimensional quantum systems, a fundamental building block for electron quantum optics. It is well known that such injection leads to charge and energy…

Mesoscale and Nanoscale Physics · Physics 2017-08-29 Matteo Acciai , Alessio Calzona , Giacomo Dolcetto , Thomas L. Schmidt , Maura Sassetti

The basic quantum mechanical relation between fluctuations of transported charge and current correlators is discussed. It is found that, as a rule, the correlators are to be time-ordered in an unusual way. Instances where the difference…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 S. Bachmann , G. M. Graf , G. B. Lesovik

One of the profound consequences of the fractional quantum Hall (FQH) effect is the notion of fractionally charged anyons. In spite of extensive experimental study, puzzles remain, however. For example, both shot-noise and Aharonov-Bohm…

Strongly Correlated Electrons · Physics 2025-12-09 Mytraya Gattu , J. K. Jain

Some algebraic aspects of field quantization in space-time with boundaries are discussed. We introduce an associative algebra, whose exchange properties are inferred from the scattering processes in integrable models with reflecting…

High Energy Physics - Theory · Physics 2009-10-30 A. Liguori , M. Mintchev , L. Zhao

It is shown that the deviation of fractional quantum Hall edge fluid from power law correlation functions with universal exponent $\alpha=1/\nu$ as observed in recent experiment may be explained when analyzed from the viewpoint of chiral…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 B. Basu , P. Bandyopadhyay

Force fields uniquely assign interatomic forces for a given set of atomic coordinates. The underlying assumption is that electrons are in their quantum-mechanical ground state or in thermal equilibrium. However, there is an abundance of…

Materials Science · Physics 2013-08-19 Wolf B. Dapp , Martin H. Müser