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The rich physics exhibited by random optical wave fields permitted Hanbury Brown and Twiss to unveil fundamental aspects of light. Furthermore, it has been recognized that optical vortices are ubiquitous in random light and that the phase…

Electronic Hanbury Brown Twiss correlations are discussed for geometries in which transport is along adiabatically guided edge channels. We briefly discuss partition noise experiments and discuss the effect of inelastic scattering and…

介观与纳米尺度物理 · 物理学 2015-06-24 M. Buttiker , P. Samuelsson , E. V. Sukhorukov

Intensity interferometry (Hanbury Brown - Twiss effect) is an interesting and useful concept that is usually presented as a manifestation of the quantum statistics of indistinguishable particles. Here, by exploiting possibilities for…

量子物理 · 物理学 2015-02-10 Jordan Cotler , Frank Wilczek

Hanbury-Brown and Twiss (HBT) effect is the foundation for stellar intensity interferometry. However, it is a phase insensitive two-photon interference effect. In this paper, we extend the HBT interferometer by mixing two phase-coherent…

量子物理 · 物理学 2025-02-07 Xuan Tang , Yunxiao Zhang , Xueshi Guo , Liang Cui , Xiaoying Li , Z. Y. Ou

An experiment is proposed to show that after initial frequency and polarization selection, classical thermal light from two independent sources can be made path-polarization entangled. Such light will show new intensity-intensity…

量子物理 · 物理学 2014-01-06 Partha Ghose , Anirban Mukherjee

We analyze a Hanbury Brown Twiss geometry in which particles are injected from two independent sources into a mesoscopic electrical conductor. The set-up has the property that all partial waves end in different reservoirs without generating…

介观与纳米尺度物理 · 物理学 2009-11-10 P. Samuelsson , E. V. Sukhorukov , M. Buttiker

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…

In the 1950's Hanbury Brown and Twiss showed that one could measure the angular sizes of astronomical radio sources and stars from correlations of signal intensities, rather than amplitudes, in independent detectors. Their subsequent…

核理论 · 物理学 2009-09-25 Gordon Baym

We present a dynamic interferometry to measure the orbital angular momentum (OAM) of beams. An opaque screen with two air slits is employed, which can be regarded as the Youngs double-pinhole interference. When the OAM beams with an annular…

光学 · 物理学 2014-10-08 Dong Jianji , Zhou Hailong , Zhang Xinliang

Intensity-intensity correlations are studied for light signals stemming from the spontaneous decay of surface plasmon oscillations, generated in the Kretschmann geometry. Non-classical photon statistics and the the transition from…

量子物理 · 物理学 2013-01-10 Sandor Varro , Norbert Kroo , Daniel Oszetzky , Attila Nagy , Aladar Czitrovszky

Typically, optical microscopy uses the wavelike properties of light to image a scene. However, photon arrival times provide more information about emitter properties than the classical intensity alone. Here, we show that the Hanbury Brown…

量子物理 · 物理学 2020-01-15 Josef G. Worboys , Daniel W. Drumm , Andrew D. Greentree

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…

光学 · 物理学 2015-10-21 Li-Gang Wang , M. Al-Amri , M. Suhail Zubairy

Intra-system entanglement occurs between non-separable modes within the same system. For optical systems, the various degrees of freedom of light represent different modes, and the potential use of light to create higher dimensional…

量子物理 · 物理学 2025-02-10 Hsiao-Chih Huang , Kefu Mu , Hui Min Leung , Chen-Ting Liao

Interaction of spin and intrinsic orbital angular momentum of light is observed, as evidenced by length-dependent rotations of both spatial patterns and optical polarization in a cylindrically-symmetric isotropic optical fiber. Such…

We examine a recent proposal to show the presence of nonlocal Pancharatnam type geometric phases in a quantum mechanical treatment of intensity interferometry measurements upon inclusion of polarizing elements in the setup. It is shown that…

量子物理 · 物理学 2017-03-07 Arvind , S. Chaturvedi , N. Mukunda

We discuss symmetry constraints on the azimuthal oscillations of two-particle correlation (Hanbury Brown--Twiss interferometry) radii for non-central collisions between equal spherical nuclei. We also propose a new method for correcting in…

核理论 · 物理学 2009-10-09 U. W. Heinz , A. Hummel , M. A. Lisa , U. A. Wiedemann

Contrary to the optical spin angular momentum (SAM), the role played by the orbital angular momentum (OAM) of light in magneto-optics remains largely unexplored. However, the SAM and OAM are known to be coupled when light interacts with…

A focusing system such as a single lens or a spherical mirror imparts intrinsic transverse orbital angular momentum (OAM) to spatiotemporal (ST) coupled fields the ST intensity distribution of which presents ST covariance. This fact may…

光学 · 物理学 2024-02-28 Miguel A. Porras , Spencer W. Jolly

Intensity interferometry, based on the Hanbury Brown-Twiss effect, is a simple and inexpensive method for optical interferometry at microarcsecond angular resolutions; its use in astronomy was abandoned in the 1970s because of low…

天体物理仪器与方法 · 物理学 2015-06-23 Sascha Trippe , Jae-Young Kim , Bangwon Lee , Changsu Choi , Junghwan Oh , Taeseok Lee , Sung-Chul Yoon , Myungshin Im , Yong-Sun Park

The quantum theory of optical coherence is applied to the scrutiny of the statistical properties of the relic inflaton quanta. After adapting the description of the quantized scalar and tensor modes of the geometry to the analysis of…

宇宙学与河外天体物理 · 物理学 2011-02-01 Massimo Giovannini
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