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Related papers: Hanbury Brown-Twiss Interferometry for Fractional …

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Using first-principles calculations within density functional theory, we explore the feasibility of converting ternary half-Heusler compounds into a new class of three-dimensional topological insulators (3DTI). We demonstrate that the…

Materials Science · Physics 2010-10-07 Di Xiao , Yugui Yao , Wanxiang Feng , Jun Wen , Wenguang Zhu , Xingqiu Chen , G. Malcolm Stocks , Zhenyu Zhang

In condensed-matter physics, electronic Mott insulators have triggered considerable research due to their intricate relation with high-temperature superconductors. However, unlike atomic systems for which Mott phases were recently shown for…

Quantum Gases · Physics 2022-03-09 Camille Lagoin , Stephan Suffit , Kirk Baldwin , Loren Pfeiffer , Francois Dubin

Quadratic detection in linear mesoscopic transport systems produces cross terms that can be viewed as interference signals reflecting statistical properties of charge carriers. In electronic systems these cross term interferences arise from…

Mesoscale and Nanoscale Physics · Physics 2019-12-25 Teemu Elo , Zhenbing Tan , Ciprian Padurariu , Fabian Duerr , Dmitry S. Golubev , Gordey B. Lesovik , Pertti Hakonen

The Hanbury Brown Twiss (HBT) interferometer was proposed to observe intensity correlations of starlight to measure a star's angular diameter. As the intensity of light that reaches the detector from a star is very weak, one cannot usually…

Quantum Physics · Physics 2017-12-11 Xiaoping Ma , Chenglong You , Sushovit Adhikari , Jonathan P. Dowling , Hwang Lee

In traditional Hanbury Brown and Twiss (HBT) schemes, the thermal intensity-intensity correlations are phase insensitive. Here we propose a modified HBT scheme with phase conjugation to demonstrate the phase-sensitive and nonfactorizable…

Optics · Physics 2015-10-21 Li-Gang Wang , M. Al-Amri , M. Suhail Zubairy

We investigate harmonically-trapped, laser-pumped bosons with infinite-range interactions induced by a dissipative high-finesse red-detuned optical cavity with numerical and analytical methods. We obtain multiple cavity and atomic…

Quantum Gases · Physics 2019-07-12 Rui Lin , Luca Papariello , Paolo Molignini , R. Chitra , Axel U. J. Lode

We demonstrate experimentally Hanbury Brown and Twiss (HBT) interferometry at a hard X-ray Free Electron Laser (XFEL) on a sample diffraction patterns. This is different from the traditional approach when HBT interferometry requires direct…

We realized an equivalent Hanbury Brown and Twiss experiment for a beam of electrons in a two dimensional electron gas in the quantum Hall regime. A metallic split gate serves as a tunable beam splitter which is used to partition the…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 S. Oberholzer , M. Henny , C. Strunk , C. Schonenberger , T. Heinzel , K. Ensslin , M. Holland

A Fourier inversion problem lies at the heart of determining spatio-temporal characteristica of the final stage of a heavy ion collision: From the measured two-particle momentum correlations C(p_1,p_2) of identical particles, pions say, a…

Nuclear Theory · Physics 2007-05-23 Urs Achim Wiedemann

Using mean-field theory, we investigate the ground state properties of ultracold bosons loaded in a honeycomb lattice with on-site repulsive interactions and imbalanced nearest-neighbor hopping amplitudes. Taking into account correlations…

Quantum Gases · Physics 2014-06-24 Krzysztof Gawryluk , Christian Miniatura , Benoît Grémaud

We present a $4'/m'$-respecting crisscross AFM model in 2D and 3D, both belonging to the $Z_2$ classification and exhibiting interesting magnetic high-order topological insulating (HOTI) phases. The topologically nontrivial phase in the 2D…

Strongly Correlated Electrons · Physics 2019-12-30 Jinyu Zou , Zhuoran He , Gang Xu

Intensity interferometry (II) offers a powerful means to observe stellar objects with a high resolution. In this work, we demonstrate that II can also probe internal stellar kinematics by revealing a time-asymmetric Hanbury Brown and Twiss…

The correlation of light from two sources leads to an interference pattern if they belong to a specific time interval known as the coherence time, denoted as $\Delta \tau$. The relationship governing this phenomenon is $\Delta \tau \Delta…

Instrumentation and Methods for Astrophysics · Physics 2025-01-20 Km Nitu Rai , Soumen Basak , Subrata Sarangi , Prasenjit Saha

In this report we give a detailed account on Hanbury Brown/Twiss (HBT) particle interferometric methods for relativistic heavy-ion collisions. These exploit identical two-particle correlations to gain access to the space-time geometry and…

Nuclear Theory · Physics 2009-10-09 Urs Achim Wiedemann , Ulrich Heinz

We present a study of an Hanbury Brown and Twiss (HBT) interferometer realized with anyons. Such a device can directly probe entanglement and fractional statistics of initially uncorrelated particles. We calculate HBT cross-correlations of…

Mesoscale and Nanoscale Physics · Physics 2013-02-18 Gabriele Campagnano , Oded Zilberberg , Igor V. Gornyi , Dmitri E. Feldman , Andrew C. Potter , Yuval Gefen

Different insulator phases compete with each other in strongly correlated materials with simultaneous local and non-local interactions. It is known that the homogeneous Mott insulator converts into a charge density wave (CDW) phase when the…

The ground state phase diagram of fermion mixtures in optical lattices is analyzed as a function of interaction strength, fermion filling factor and tunneling parameters. In addition to standard superfluid, phase-separated or coexisting…

Superconductivity · Physics 2009-11-11 M. Iskin , C. A. R. Sa de Melo

The Hanbury-Brown-Twiss (HBT) radii have been calculated from the two particle correlation functions with virtual photons produced in the collisions of two nuclei at ultra-relativistic energies. We show that the variation of the HBT radii…

Nuclear Theory · Physics 2015-03-17 Payal Mohanty , Jan-e Alam , Bedangadas Mohanty

In the ionic Hubbard model, the onsite repulsion $U$, which drives a Mott insulator and the ionic potential $V$, which drives a band insulator, compete with each other to open up a window of charge fluctuations when $U \sim V$. We study…

Strongly Correlated Electrons · Physics 2017-01-04 Abhisek Samanta , Rajdeep Sensarma

We explore the ground states of strongly interacting bosons in the vanishingly small and weak lattices using the multiconfiguration time-dependent Hartree method for bosons (MCTDHB) which calculate numerically exact many-body wave function.…