English
Related papers

Related papers: Measurement of Ac227 Impurity in Ac225 using Decay…

200 papers

We compare methods for signal classification applied to voltage traces from transition-edge sensors (TES) which are photon-number resolving detectors fundamental for accessing quantum advantages in information processing, communication and…

Instrumentation and Detectors · Physics 2025-09-09 Nicolas Dalbec-Constant , Guillaume Thekkadath , Duncan England , Benjamin Sussman , Thomas Gerrits , Nicolás Quesada

The structural, electronic, optical and thermodynamic properties of Mo2Ga2C are investigated using density functional theory (DFT) within the generalized gradient approximation (GGA). The optimized crystal structure is obtained and the…

Materials Science · Physics 2017-04-18 M. A. Ali , M. R. Khatun , N. Jahan , M. M. Hossain

In a neutrinoless double-beta decay ($0\nu\beta\beta$) experiment, energy resolution is important to distinguish between $0\nu\beta\beta$ and background events. CAlcium fluoride for studies of Neutrino and Dark matters by Low Energy…

Photothermal microscopy is an emerging tool for measuring light-matter interactions with single-molecule sensitivity. It is generally believed that the spectral acquisition speed in photothermal microscopy is limited by the slow thermal…

The Transition-Edge Sensor (TES) is an extremely sensitive device which is used to measure the energy of individual X-ray photons. For astronomical spectrometry applications, SRON develops a Frequency Domain Multiplexing (FDM) read-out…

The TITAN facility at TRIUMF has recently initiated a program of performing decay spectroscopy measurements in an electron-beam ion-trap (EBIT). The unique environment of the EBIT provides backing-free storage of the radioactive ions, while…

Instrumentation and Detectors · Physics 2015-07-01 K. G. Leach , A. Lennarz , A. Grossheim , C. Andreoiu , J. Dilling , D. Frekers , M. Good , S. Seeraji

In gamma-ray astronomy and cosmic-ray physics, the continuous approximation of inverse Compton scattering (ICS) is widely adopted to model the evolution of electron energy. However, when the initial electron energy approaches $\sim100$ TeV,…

High Energy Astrophysical Phenomena · Physics 2026-04-21 Junji Xia , Xingjian Lv , Kun Fang , Siming Liu

We describe the Dark Energy Survey (DES), a proposed optical-near infrared survey of 5000 sq. deg of the South Galactic Cap to ~24th magnitude in SDSS griz, that would use a new 3 sq. deg CCD camera to be mounted on the Blanco 4-m telescope…

Astrophysics · Physics 2012-08-27 The Dark Energy Survey Collaboration

One of the main results of the ATIC (Advanced Thin Ionization Calorimeter) experiment is a collection of energy spectra of abundant cosmic-ray nuclei: protons, He, C, O, Ne, Mg, Si, Fe measured in terms of energy per particle in the energy…

High Energy Astrophysical Phenomena · Physics 2017-08-01 A. D. Panov , N. V. Sokolskaya , V. I. Zatsepin

Electron energy-loss spectroscopy (EELS) can measure similar information to X-ray, UV-Vis, and IR spectroscopies but with atomic resolution and increased scattering cross sections. Recent advances in electron monochromators have expanded…

Chemical Physics · Physics 2024-04-26 Ye-Jin Kim , Levi D. Palmer , Wonseok Lee , Nicholas J. Heller , Scott K. Cushing

In electrically substituted radiometers, the ultra low noise control of the temperature is required. In this framework, we present results dedicated to the temperature regulation of copper plates, 3 cm diameter and 1 mm thick, using…

Instrumentation and Detectors · Physics 2016-11-18 Bruno Guillet , Didier Robbes , Laurence Mechin

The atomic exchange effect will lead to a significant increase in the probability density of $\beta$ decays below a few keV. This effect is very important for scientific experiments that performed by low-energy electron spectroscopy…

This White Paper seeks to extend the applications of two weakly bound semiconductor materials, Cs3Sb and Ag-O-Cs first developed decades ago for vacuum photodetectors S1, S-11 photocathodes, respectively, proven to have low electron-hole…

Instrumentation and Detectors · Physics 2022-03-21 David R Winn

Accurate quantification of the energy distribution of backscattered electrons (BSEs) contributing to electron backscatter diffraction (EBSD) patterns remains as an active challenge. This study introduces an energy-resolved EBSD methodology…

Emission of blackbody emission from the meltpool and surrounding area in laser powder bed fusion (LPBF) makes this process visible to a range of optical monitoring instruments intended for online process and quality control. Yet, these…

Optics · Physics 2025-02-13 Ryan W. Penny , A. John Hart

A far-infrared system measures the full complex Faraday angle, rotation as well as ellipticity, with an unprecedented accuracy of 10\,$\mu$rad/T. The system operates on several far-infrared laser lines in the spectral range from 0.3 to 6…

Strongly Correlated Electrons · Physics 2014-11-21 G. S. Jenkins , D. C. Schmadel , H. D. Drew

Purpose: Electron density is the most important tissue property influencing photon and ion dose distributions in radiotherapy patients. Dual-energy computed tomography (DECT) enables the determination of electron density by combining the…

Medical Physics · Physics 2017-06-29 Christian Möhler , Patrick Wohlfahrt , Christian Richter , Steffen Greilich

We report on the detection of infrared light from the super-Earth 55 Cnc e, based on four occultations obtained with Warm Spitzer at 4.5 microns. Our data analysis consists of a two-part process. In a first step, we perform individual…

Earth and Planetary Astrophysics · Physics 2015-06-05 Brice-Olivier Demory , Michael Gillon , Sara Seager , Bjoern Benneke , Drake Deming , Brian Jackson

The electron-neutrino mass (or masses and mixing angles) may be directly measurable in weak electron-capture decays. The favoured experimental technique is "calorimetric". The optimal nuclide is $^{163}$Ho, and several experiments (ECHo,…

High Energy Physics - Phenomenology · Physics 2016-05-25 A. De Rújula , M. Lusignoli

Levels of trace radiopurity in active detector materials is a subject of major concern in low-background experiments. Among the radio-isotopes, $\k40$ is one of the most abundant and yet whose signatures are difficult to reject. Procedures…

Nuclear Experiment · Physics 2008-11-26 K. J. Dong
‹ Prev 1 4 5 6 7 8 10 Next ›