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Electron backscatter diffraction is a widely used technique for nano- to micro-scale analysis of crystal structure and orientation. Backscatter patterns produced by an alloy solid solution matrix and its ordered superlattice exhibit only…

Materials Science · Physics 2020-10-13 Thomas P McAuliffe , David Dye , T Ben Britton

The design and construction of a recoil detector for the measurement of recoil protons of antiproton-proton elastic scattering at scattering angles close to 90$^{\circ}$ are described. The performance of the recoil detector has been tested…

Instrumentation and Detectors · Physics 2015-06-23 Q. Hu , U. Bechstedt , A. Gillitzer , D. Grzonka , A. Khoukaz , F. Klehr , A. Lehrach , D. Prasuhn , J. Ritman , T. Sefzick , T. Stockmann , A. Täschner , P. Wuestner , H. Xu

We explain quantitatively why resonant Raman scattering spectroscopy, an extensively used experimental tool in studying elementary electronic excitations in doped low dimensional semiconductor nanostructures, always produces an observable…

Strongly Correlated Electrons · Physics 2009-10-31 S. Das Sarma , Daw-Wei Wang

A novel, non-invasive method of measuring the beam energy at the International Linear Collider is proposed. Laser light collides head-on with beam particles and either the energy of the Compton scattered electrons near the kinematic…

Instrumentation and Detectors · Physics 2009-08-05 N. Muchnoi , H. J. Schreiber , M. Viti

We propose methods that use specular, multibounce lidar returns to detect and map specular surfaces that might be invisible to conventional lidar systems that rely on direct, single-scatter returns. We derive expressions that relate the…

Computer Vision and Pattern Recognition · Computer Science 2023-02-22 Connor Henley , Siddharth Somasundaram , Joseph Hollmann , Ramesh Raskar

Compelling experimental evidences of neutrino oscillations and their implication that neutrinos are massive particles have given neutrinoless double beta decay a central role in astroparticle physics. In fact, the discovery of this elusive…

Instrumentation and Detectors · Physics 2015-06-22 Valter Bonvicini , Silvia Capelli , Oliviero Cremonesi , Giacomo Cucciati , Luca Gironi , Maura Pavan , Ezio Previtali , Monica Sisti

Emission spectra of several organic liquid-scintillator mixtures which are relevant for the proposed LENA detector have been measured by exciting the medium with electrons of ~10keV. The results are compared with spectra resulting from…

Instrumentation and Detectors · Physics 2010-04-16 T. Marrodan Undagoitia , F. von Feilitzsch , L. Oberauer , W. Potzel , A. Ulrich , J. Winter , M. Wurm

An important source of background in direct searches for low-mass dark matter particles are the energy deposits by small-angle scattering of environmental $\gamma$ rays. We report detailed measurements of low-energy spectra from Compton…

Instrumentation and Detectors · Physics 2017-08-30 K. Ramanathan , A. Kavner , A. E. Chavarria , P. Privitera , D. Amidei , T. -L. Chou , A. Matalon , R. Thomas , J. Estrada , J. Tiffenberg , J. Molina

When an X-ray area detector based on a single crystalline material, for instance, a state of the art hybrid pixel detector, is illuminated from a point source by monochromatic radiation, a pattern of lines appears which overlays the…

Instrumentation and Detectors · Physics 2014-08-01 Christian Gollwitzer , Michael Krumrey

Plastic scintillator detectors are used in high energy physics as well as for diagnostic imaging in medicine, beam monitoring on hadron therapy, muon tomography, dosimetry and many security applications. To combine particle tracking and…

In this contribution, the structural modifications of the material and the degradation of devices is modelled and compared with experimental data for more resistivities, temperatures, crystal orientations and oxygen concentrations,…

Instrumentation and Detectors · Physics 2008-11-26 Ionel Lazanu , Sorina Lazanu

Coherent backscattering is a multiple scattering interference effect which enhances the diffuse reflection off a disordered sample in the backward direction. Classically, the enhanced intensity is twice the average background under well…

Light-by-light scattering is a relatively new area of experimental physics. Our recent, theoretical research shows that studying two photon measurements in regions with lower transverse momentum ($p_{t,\gamma}$) and invariant mass…

High Energy Physics - Phenomenology · Physics 2024-12-18 Antoni Szczurek , Pawel Jucha

We explore the possibility of performing nuclear structure studies using low energy neutrino beams. In particular, low energy beta-beams and conventional sources (muon decay-at-rest) are considered. We present results on the total…

Nuclear Theory · Physics 2008-11-26 R. Lazauskas , C. Volpe

Two-particle scattering probabilities in tunneling scenarios with exchange interaction are analyzed with quasi-particle wave packets. Two initial one-particle wave packets (with opposite central momentums) are spatially localized at each…

Quantum Physics · Physics 2015-06-03 D. Marian , E. Colomés , X. Oriols

For reactor neutrino experiments including the next--generation experiments will be adopting the liquid scintillator technique, criteria and time to select neutrino--induced inverse beta decay events from the background events need to be…

High Energy Physics - Experiment · Physics 2019-07-15 Chang Dong Shin , Kyung Kwang Joo , Dong Ho Moon , June Ho Choi , Myoung Youl Pac , Junghwan Goh

We discuss a scenario to extract up to 150 MeV neutrinos at a standard beta-beam facility using one and two detectors off-axis. In particular we show that the high-energy component of the neutrino fluxes can be subtracted through a specific…

High Energy Physics - Phenomenology · Physics 2008-11-26 R. Lazauskas , A. B. Balantekin , J. H. De Jesus , C. Volpe

Reconstruction of the individual energies and the opening angle between the electrons emitted in neutrinoless double-beta decay can probe the nature of the beyond-the-Standard-Model exchange mechanism that underlies the process. Although it…

High Energy Physics - Phenomenology · Physics 2026-05-21 Jason Detwiler , Ke Han , Tao Li

The analysis of experiments at nuclear reactors where inverse beta decay reaction positron spectrum was measured at different distances from reactor core is presented here. It was found that there appear three enclosed zones of neutrino…

High Energy Physics - Experiment · Physics 2013-04-19 V. V. Sinev

Novel Positron Emission Tomography system, based on plastic scintillators, is developed by the J-PET collaboration. In order to optimize geometrical configuration of built device, advanced computer simulations are performed. Detailed study…