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Building upon the statistical formulation for parameter estimation (PE) in the presence of correlated noise proposed by Cireddu et al., we present the initial study to incorporate the effects of correlated noise into the analyses of various…

General Relativity and Quantum Cosmology · Physics 2025-02-25 Isaac C. F. Wong , Peter T. H. Pang , Milan Wils , Francesco Cireddu , Walter Del Pozzo , Tjonnie G. F. Li

We investigate the correlations in the current fluctuations at different terminals of metallic diffusive conductors. We start from scattering matrix expressions for the shot noise and use the Fisher-Lee relation in combination with diagram…

Mesoscale and Nanoscale Physics · Physics 2009-10-30 Ya. M. Blanter , M. Buttiker

Joint photocount distributions of a weak twin beam acquired by an iCCD camera are analyzed with respect to the beam spatial correlations. A method for extracting these correlations from the experimental joint photocount distributions is…

Quantum Physics · Physics 2018-12-11 Jan Perina , Vaclav Michalek , Ondrej Haderka

We report the experimental observation of photon bunching noise through shot noise measurements made on a pseudo-thermal state of light using balanced detection. A full theory describing the measurement is developed, and in agreement with…

Instrumentation and Detectors · Physics 2018-05-08 Richard Lieu , Michael Stefszky , Johann , C. -H. Shi

The longitudinal proton-proton femtoscopy (HBT) correlation function, based on the idea that in a heavy ion collision at $\sqrt{s} \lesssim 20$ GeV stopped protons are likely to be separated in configuration space, is evaluated. It shows a…

High Energy Physics - Phenomenology · Physics 2019-03-27 Andrzej Bialas , Adam Bzdak , Volker Koch

Purpose: Current photon-counting computed tomography detectors are limited to a pixel size of around 0.3 mm-0.5 mm due to excessive charge sharing degrading the dose efficiency and energy resolution as the pixels become smaller. In this…

Medical Physics · Physics 2024-01-18 Rickard Brunskog , Mats Persson , Zihui Jin , Mats Danielsson

Multi-boson symmetrization effects on two-particle Bose-Einstein interferometry are studied for ensembles with arbitrary multiplicity distributions. In the general case one finds interesting residual correlations which require a modified…

High Energy Physics - Phenomenology · Physics 2007-05-23 Ulrich Heinz

Speckle Noise is the dominant source of error in high contrast imaging with adaptive optics system. We discuss the potential for wavefront sensing telemetry to calibrate speckle noise with sufficient precision and accuracy so that it can be…

We study a Hanbury Brown and Twiss (HBT) interferometer formed with chiral edge channels of a quantum Hall system. HBT cross-correlations are calculated for a device operating both in the integer and fractional quantum Hall regimes, the…

Mesoscale and Nanoscale Physics · Physics 2014-01-07 Gabriele Campagnano , Oded Zilberberg , Igor V. Gornyi , Yuval Gefen

Shot noise is an important ingredient to any measurement or theoretical modeling of discrete tracers of the large scale structure. Recent work has shown that the shot noise in the halo power spectrum becomes increasingly sub-Poissonian at…

Cosmology and Nongalactic Astrophysics · Physics 2017-11-21 Dimitry Ginzburg , Vincent Desjacques , Kwan Chuen Chan

In a particle beam microscope, a raster-scanned focused beam of particles interacts with a sample to generate a secondary electron (SE) signal pixel by pixel. Conventionally formed micrographs are noisy because of limitations on acquisition…

Medical Physics · Physics 2023-08-15 Minxu Peng , Ruangrawee Kitichotkul , Sheila W. Seidel , Christopher Yu , Vivek K Goyal

Parallel hole collimators which are currently routinely used in SPECT imaging were designed a few decades ago, when filtered backprojection (FBP) was used for tomographic reconstruction. Statistical reconstruction methods with precise…

Medical Physics · Physics 2018-07-02 Krzysztof Kacperski , Dominika Świtlik , Jakub Pietrzak

We discuss potential attainability by the Hanbury Brown and Twiss (HBT) interferometry of photons to probe the spacetime geometry of the primordial plasma created by ultrarelativistic heavy-ion collisions. A possible effect to distort the…

Nuclear Theory · Physics 2012-06-15 Kazunori Itakura , Koichi Hattori

Pixel tracking detectors at upcoming collider experiments will see unprecedented charged-particle densities. Real-time data reduction on the detector will enable higher granularity and faster readout, possibly enabling the use of the pixel…

Bose-Einstein momentum correlation functions of identical bosons reveal the shape and size of the (soft) particle emitting source of the given particle. The widths of these correlation functions are called HBT radii, named after Brown and…

Nuclear Experiment · Physics 2019-08-13 Mate Csanad

It is known that the cross-correlation function (CCF) of a partially coherent vortex (PCV) beam shows a robust link with the radial and azimuthal mode indices. However, the previous proposals are difficult to measure the CCF in practical…

Optics · Physics 2016-08-02 Ruifeng Liu , Feiran Wang , Dongxu Chen , Yunlong Wang , Yu Zhou , Hong Gao , Pei Zhang , Fuli Li

Correlated noise could impact the search for the gravitational wave background at future Earth-based gravitational-wave detectors. Due to the small distance ($\sim$ 400 m) between the different interferometers of the Einstein Telescope,…

Instrumentation and Methods for Astrophysics · Physics 2022-08-29 Kamiel Janssens , Guillaume Boileau , Nelson Christensen , Francesca Badaracco , Nick van Remortel

Two-particle correlations at small relative momenta give insight into the size of the emitting source. Of particular interest is the test of hydrodynamic models which predict a universal, apparent decrease of the extent of the system with…

Nuclear Experiment · Physics 2019-08-13 Hans Beck

In this paper we give a detailed analysis of the expected sensitivity and operating conditions in the power detection mode of a hot-electron bolometer (HEB) made from a few {\mu}m$^2$ of monolayer graphene (MLG) flake which can be embedded…

Instrumentation and Methods for Astrophysics · Physics 2015-06-22 Boris S. Karasik , Christopher B. McKitterick , Daniel E. Prober

In this paper, a non-separable (NS), robust to noise, Two Dimensional (2D) isotropic Gaussian Modulated Hyperbolic Tangent (GMHPT) High Pass (HP) filter is designed to filter the high-frequency components present in a noisy image. The major…

Image and Video Processing · Electrical Eng. & Systems 2020-05-26 S Anand , G Sangeethapriya
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