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The polarisation of x-ray photons can be determined by measuring the direction of emission of a K-shell photoelectron. Effective exploitation of this effect below 10 keV would allow development of a highly sensitive x-ray polarimeter…

We propose a new instrumental concept for long-baseline optical single-mode interferometry using integrated optics which were developed for telecommunication. Visible and infrared multi-aperture interferometry requires many optical…

Astrophysics · Physics 2009-10-31 F. Malbet , P. Kern , I. Schanen-Duport , J. -P. Berger , K. Rousselet-Perraut

The POLAR-2 mission consists of 3 instruments designed with the combined aim of producing a deeper understanding of Gamma-Ray Bursts. To achieve this, POLAR-2 relies on polarisation measurements and, for the first time will provide these…

Instrumentation and Methods for Astrophysics · Physics 2025-11-10 Merlin Kole , Nicolas de Angelis , Jiang He , Hongbang Liu , Jianchao Sun , Fei Xie , Jimmy Zaid

X-ray polarimetric measurements are based on studying the distribution of the directions of scattered photons or photoelectrons and on the search of a sinusoidal modulation with a period of {\pi}. We developed two tools for investigating…

Instrumentation and Methods for Astrophysics · Physics 2018-01-08 Enrico Massaro , Sergio Fabiani , Riccardo Campana , Enrico Costa , Ettore Del Monte , Fabio Muleri , Paolo Soffitta

We propose a possibility to improve the current precision measurements on compact binaries. When the orbital axis is almost perpendicular to our line of sight, a pulsar behind its companion can form two strong-lensing images. These images…

General Relativity and Quantum Cosmology · Physics 2015-03-25 Ue-Li Pen , I-Sheng Yang

The measurement of the integrated optical polarization of weakly gravitationally lensed galaxies can provide considerable constraints on lens models. The method outlined depends on fact that the orientation of the direction of optical…

Astrophysics · Physics 2009-10-30 Edouard Audit , John F. L. Simmons

Astronomical X-ray polarimetry was first explored in the end of the 60's by pioneering rocket instruments. The craze arising from the first discoveries on stellar and supernova remnant X-ray polarization led to the addition of X-ray…

Instrumentation and Methods for Astrophysics · Physics 2018-03-19 F. Marin

A review is given on aspects of indirect imaging techniques in X-ray binaries which are used as diagnostics tools for probing the X-ray dominated accretion disc physics. These techniques utilize observed properties such as the emission line…

Astrophysics · Physics 2007-05-23 Emilios T. Harlaftis

This work is intended to provide an introduction to multiwavelength observations of low-mass X-ray binaries and the techniques used to analyze and interpret their data. The focus will primarily be on ultraviolet, optical, and infrared…

High Energy Astrophysical Phenomena · Physics 2010-10-28 Robert I. Hynes

Polarimetric interferometry is a method allowing the study of the distribution of polarized flux at diffraction-limited resolution. Its basic observable is the ratio $\mathcal{R}$ of the visibilities of the object in two orthogonal…

Instrumentation and Methods for Astrophysics · Physics 2019-02-27 Boris Safonov , Pavel Lysenko , Maria Goliguzova , Dmitry Cheryasov

We describe a nonlinear interferometric setup to perform a complete optical Bell measurement, i.e. to unambigously discriminate the four polarization entangled EPR-Bell photon pairs. The scheme is robust against detector inefficiency.

Quantum Physics · Physics 2009-10-31 MGA Paris , M Plenio , D Jonathan , S Bose , GM D'Ariano

The polarization of light is critical in various applications, including quantum communication, where the photon polarization encoding a qubit can undergo uncontrolled changes when transmitted through optical fibers. Bends in the fiber,…

Quantum Physics · Physics 2025-06-03 Niklas Braband , Arman Mansouri , Riza Fazili , Stefanie Czischek , Jeff S. Lundeen

The X-ray Polarization Probe (XPP) is a second generation X-ray polarimeter following up on the Imaging X-ray Polarimetry Explorer (IXPE). The XPP will offer true broadband polarimetery over the wide 0.2-60 keV bandpass in addition to…

Instrumentation and Methods for Astrophysics · Physics 2019-07-25 Keith Jahoda , Henric Krawczynski , Fabian Kislat , Herman Marshall , Takashi Okajima , Ivan Agudo , Lorella Angelini , Matteo Bachetti , Luca Baldini , Matthew Baring , Wayne Baumgartner , Ronaldo Bellazzini , Stefano Bianchi , Niccolo Bucciantini , Ilaria Caiazzo , Fiamma Capitanio , Paolo Coppi , Enrico Costa , Alessandra De Rosa , Ettore Del Monte , Jason Dexter , Laura Di Gesu , Niccolo Di Lalla , Victor Doroshenko , Michal Dovciak , Riccardo Ferrazzoli , Felix Fuerst , Alan Garner , Pranab Ghosh , Denis Gonzalez-Caniulef , Victoria Grinberg , Shuichi Gunji , Dieter Hartman , Kiyoshi Hayashida , Jeremy Heyl , Joanne Hill , Adam Ingram , Wataru Buz Iwakiri , Svetlana Jorstad , Phil Kaaret , Timothy Kallman , Vladimir Karas , Ildar Khabibullin , Takao Kitaguchi , Jeff Kolodziejczak , Chryssa Kouveliotou , Yannis Liodakis , Thomas Maccarone , Alberto Manfreda , Frederic Marin , Andrea Marinucci , Craig Markwardt , Alan Marscher , Giorgio Matt , Mark McConnell , Jon Miller , Ikuyuki Mitsubishi , Tsunefumi Mizuno , Alexander Mushtukov , Stephen Ng , Michael Nowak , Steve O'Dell , Alessandro Papitto , Dheeraj Pasham , Mark Pearce , Lawrence Peirson , Matteo Perri , Melissa Pesce Rollins , Vahe Petrosian , Pierre-Olivier Petrucci , Maura Pilia , Andrea Possenti , Juri Poutanen , Chanda Prescod-Weinstein , Simonetta Puccetti , Tuomo Salmi , Kevin Shi , Paolo Soffita , Gloria Spandre , Jack Steiner , Tod Strohmayer , Valery Suleimanov , Jiri Svoboda , Jean Swank , Toru Tamagawa , Hiromitsu Takahashi , Roberto Taverna , John Tomsick , Alessio Trois , Sergey Tsygankov , Roberto Turolla , Jacco Vink , Joern Wilms , Kinwah Wu , Fei Xie , George Younes , Alessandra Zaino , Anna Zajczyk , Silvia Zane , Andrzej Zdziarski , Haocheng Zhang , Wenda Zhang , Ping Zhou

Filled arrays of bolometers are currently being employed for use in astronomy from the far-infrared through millimeter parts of the electromagnetic spectrum. Because of the large range of wavelengths for which such detectors are applicable,…

The DKIST is designed to deliver accurate spectropolarimetric calibrations across a wide wavelength range and large field of view for solar observations. Instruments deliver spectral resolving powers up to 300,000 in multiple cameras of…

Instrumentation and Methods for Astrophysics · Physics 2019-05-28 David M. Harrington , Stacey R. Sueoka , Amanda J. White

This paper summarizes some of the major calibration and image reconstruction techniques used in radio interferometry and describes them in a common mathematical framework. The use of this framework has a number of benefits, ranging from…

Instrumentation and Methods for Astrophysics · Physics 2009-11-26 U. Rau , S. Bhatnagar , M. A. Voronkov , T. J. Cornwell

An easily constructed and operated polarimeter precisely determines the relative Stokes parameters that characterize the polarization of laser light. The polarimeter is calibrated in situ without removing or realigning its optical elements,…

Instrumentation and Detectors · Physics 2021-02-22 V. Wirthl , C. D. Panda , P. W. Hess , B. Spaun , G. Gabrielse

Polarization measurements of the gamma-ray component of transient sources are of great scientific interest, they are however, also highly challenging. This is due to the typical low signal to noise and the potential for significant…

Instrumentation and Methods for Astrophysics · Physics 2023-04-05 Merlin Kole , Jianchao Sun

Surface acoustic wave (SAW) is utilized in diverse fields ranging from physics, engineering, to biology, for transducing, sensing and processing various signals. Optical measurement of SAW provides valuable information since the amplitude…

Applied Physics · Physics 2021-11-09 Kotaro Taga , Ryusuke Hisatomi , Yuichi Ohnuma , Ryo Sasaki , Teruo Ono , Yasunobu Nakamura , Koji Usami

X-ray polarimetry is a fine tool to probe the accretion geometry and physical processes operating in the proximity of compact objects, black holes and neutron stars. Recent discoveries made by the Imaging X-ray Polarimetry Explorer put our…

High Energy Astrophysical Phenomena · Physics 2025-02-19 Anagha P. Nitindala , Alexandra Veledina , Juri Poutanen
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