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In view of a possible upgrade of the RHIC-Spin program at BNL, concerning both the machine and the detectors, we give some predictions concerning the potentialities of New Physics detection with polarized proton beams. We focus on…

High Energy Physics - Phenomenology · Physics 2009-11-07 P. Taxil , J. -M. Virey

In $e^+e^-$ collisions, transverse beam polarization can be a useful tool in studying the properties of particles associated with new physics beyond the Standard Model(SM). However, unlike in the case of measurements associated with…

High Energy Physics - Phenomenology · Physics 2011-01-04 Thomas G. Rizzo

Polarized atomic beam sources have been in operation since many years to produce either nuclear polarized atomic hydrogen or deuterium beams. In recent experiments such a source was used to polarize both isotopes independently at the same…

We have developed a fore-optics module that converts the SHARC-II camera at the Caltech Submillimeter Observatory into a sensitive imaging polarimeter at wavelengths of 350 and 450 microns. We refer to this module as "SHARP". SHARP splits…

Astrophysics · Physics 2015-05-13 H. Li , C. D. Dowell , L. Kirby , G. Novak , J. E. Vaillancourt

COMPASS is a running fixed-target experiment at the CERN SPS with a rich physics program focused on nucleon spin structure and on hadron spectroscopy. One of the main goals of the spin program is the measurement of the transverse spin…

High Energy Physics - Experiment · Physics 2019-08-13 S. Levorato

We designed and built a new astronomical photo-polarimeter that can measure linear polarization simultaneously in three spectral bands. It has a Calcite beamdisplacement prism as the analyzer. The ordinary and extra-ordinary emerging beams…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 G. Srinivasulu , A. V. Raveendran , S. Muneer , M. V. Mekkaden , N. Jayavel , M. R. Somashekar , K. Sagayanathan , S. Ramamoorthy , M. J. Rosario , K. Jayakumar

Generation of arbitrarily spin-polarized lepton (here refer in particular to electron and positron) beams has been investigated in the single-shot interaction of high-energy polarized $\gamma$ photons with an ultraintense asymmetric laser…

Harnessing electron spin is crucial in developing energy-saving and high-speed devices for the next generation. In this scheme, visualizing spin-polarized electronic states aids in designing and developing new materials and devices.…

Materials Science · Physics 2024-04-03 Koichiro Yaji , Shunsuke Tsuda

The first run of transverse polarized protons at RHIC was recently completed which opened a new era exploring the spin structure of the proton. A first measurement of the single transverse spin asymmetry, $A_{N}$, for leading $\pi_{0}$…

High Energy Physics - Experiment · Physics 2007-05-23 Bernd Surrow

We present an interface between the multipurpose NLO Monte Carlo tool MadGraph5_aMC@NLO and the automated one-loop amplitude generator GoSam. As a first application of this novel framework, we compute the NLO corrections to $pp \to…

High Energy Physics - Phenomenology · Physics 2017-07-19 Hans van Deurzen , Rikkert Frederix , Valentin Hirschi , Gionata Luisoni , Pierpaolo Mastrolia , Giovanni Ossola

This paper discusses the latest progress in the development of GRAPE (Gamma-Ray Polarimeter Experiment), a hard X-ray Compton Polarimeter. The purpose of GRAPE is to measure the polarization of hard X-rays in the 50-300 keV energy range. We…

Astrophysics · Physics 2017-08-23 J. S. Legere , P. Bloser , J. R. Macri , M. L. McConnell , T. Narita , J. M. Ryan

Polarized proton beams at HERA can currently only be produced by extracting a beam from a polarized source and then accelerating it in the three synchrotrons at DESY. In this paper, the processes which can depolarize a proton beam in…

Accelerator Physics · Physics 2009-11-06 Georg H. Hoffstaetter

The goal of the LHCspin project is to develop innovative solutions for measuring the 3D structure of nucleons in high-energy polarized fixed-target collisions at LHC, exploring new processes and exploiting new probes in a unique, previously…

While the scientific potential of high-energy X-ray and gamma-ray polarimetry has long been recognized, measuring the polarization of high-energy photons is challenging. To date, there has been very few significant detections from an…

Instrumentation and Methods for Astrophysics · Physics 2023-04-05 Denis Bernard , Tanmoy Chattopadhyay , Fabian Kislat , Nicolas Produit

For a number of physical studies which are planned to be made with the next generation colliders, it is necessary to use polarized beams of both electrons and positrons. The problem of producing and acceleration of polarized electrons may…

Accelerator Physics · Physics 2007-05-23 A. P. Potylitsyn

PRISM (Polarized Radiation Imaging and Spectroscopy Mission) was proposed to ESA in May 2013 as a large-class mission for investigating within the framework of the ESA Cosmic Vision program a set of important scientific questions that…

Cosmology and Nongalactic Astrophysics · Physics 2016-03-27 PRISM Collaboration , Philippe André , Carlo Baccigalupi , Anthony Banday , Domingos Barbosa , Belen Barreiro , James Bartlett , Nicola Bartolo , Elia Battistelli , Richard Battye , George Bendo , Alain Benoît , Jean-Philippe Bernard , Marco Bersanelli , Matthieu Béthermin , Pawel Bielewicz , Anna Bonaldi , François Bouchet , François Boulanger , Jan Brand , Martin Bucher , Carlo Burigana , Zhen-Yi Cai , Philippe Camus , Francisco Casas , Viviana Casasola , Guillaume Castex , Anthony Challinor , Jens Chluba , Gayoung Chon , Sergio Colafrancesco , Barbara Comis , Francesco Cuttaia , Giuseppe D'Alessandro , Antonio Da Silva , Richard Davis , Miguel de Avillez , Paolo de Bernardis , Marco de Petris , Adriano de Rosa , Gianfranco de Zotti , Jacques Delabrouille , François-Xavier Désert , Clive Dickinson , Jose Maria Diego , Joanna Dunkley , Torsten Enßlin , Josquin Errard , Edith Falgarone , Pedro Ferreira , Katia Ferrière , Fabio Finelli , Andrew Fletcher , Pablo Fosalba , Gary Fuller , Silvia Galli , Ken Ganga , Juan García-Bellido , Adnan Ghribi , Martin Giard , Yannick Giraud-Héraud , Joaquin Gonzalez-Nuevo , Keith Grainge , Alessandro Gruppuso , Alex Hall , Jean-Christophe Hamilton , Marijke Haverkorn , Carlos Hernandez-Monte\-agudo , Diego Herranz , Mark Jackson , Andrew Jaffe , Rishi Khatri , Martin Kunz , Luca Lamagna , Massimiliano Lattanzi , Paddy Leahy , Julien Lesgourgues , Michele Liguori , Elisabetta Liuzzo , Marcos Lopez-Caniego , Juan Macias-Perez , Bruno Maffei , Davide Maino , Anna Mangilli , Enrique Martinez-Gonzalez , Carlos Martins , Silvia Masi , Marcella Massardi , Sabino Matarrese , Alessandro Melchiorri , Jean-Baptiste Melin , Aniello Mennella , Arturo Mignano , Marc-Antoine Miville-Deschênes , Alessandro Monfardini , Anthony Murphy , Pavel Naselsky , Federico Nati , Paolo Natoli , Mattia Negrello , Fabio Noviello , Créidhe O'Sullivan , Francesco Paci , Luca Pagano , Rosita Paladino , Nathalie Palanque-Delabrouille , Daniela Paoletti , Hiranya Peiris , Francesca Perrotta , Francesco Piacentini , Michel Piat , Lucio Piccirillo , Giampaolo Pisano , Gianluca Polenta , Agnieszka Pollo , Nicolas Ponthieu , Mathieu Remazeilles , Sara Ricciardi , Matthieu Roman , Cyrille Rosset , Jose-Alberto Rubino-Martin , Maria Salatino , Alessandro Schillaci , Paul Shellard , Joseph Silk , Alexei Starobinsky , Radek Stompor , Rashid Sunyaev , Andrea Tartari , Luca Terenzi , Luigi Toffolatti , Maurizio Tomasi , Neil Trappe , Matthieu Tristram , Tiziana Trombetti , Marco Tucci , Rien Van de Weijgaert , Bartjan Van Tent , Licia Verde , Patricio Vielva , Ben Wandelt , Robert Watson , Stafford Withington

Current {\gamma}-ray telescopes based on photon conversions to electron-positron pairs, such as Fermi, use tungsten converters. They suffer of limited angular resolution at low energies, and their sensitivity drops below 1 GeV. The low…

The experimental method of the linearly polarized photons polarimetry,using incoherent e+e- pair production process has been investigated on the beam of coherent bremsstrahlung (CB) photons in the energy range of 0.9-1.1 GeV at the Yerevan…

Instrumentation and Detectors · Physics 2008-11-26 F. Adamyan , A. Aganyants , H. Hakobyan , J. Manukyan , R. Oganezov , L. Sargsyan , A. Sirunyan , H. Vartapetian , R. Jones

Relativistic structured spin-polarized (SSP) particle beams, characterized by polarization structures, are of critical importance in a wide range of applications, such as material properties investigation, imaging, and information storage.…

e-ASTROGAM is a gamma-ray space mission proposed for the fifth Medium-size mission (M5) of the European Space Agency. It is dedicated to the study of the non-thermal Universe in the photon energy range from ~0.15 MeV to 3 GeV with…