Results 31 to 40 of about 76,946 (296)

Thermally Driven Neutron Star Glitches [PDF]

open access: yesThe Astrophysical Journal, 1996
We examine the thermal and dynamical response of a neutron star to a sudden perturbation of the inner crust temperature. During the star's evolution, starquakes and other processes may deposit $\gap 10^{42}$ ergs, causing significant internal heating and increased frictional coupling between the crust and the more rapidly rotating neutron superfluid ...
Link, B., Epstein, R. I.
openaire   +2 more sources

Application of Unfolding Methods on Thermal Neutron Data Measured with a Single-Chopper Time-of-Flight Setup [PDF]

open access: yesEPJ Web of Conferences
As part of the NAUTILUS research project, the thermal neutron spectrum of the Training Reactor AKR-2 of the Dresden University of Technology is being determined by means of the time-of-flight technique.
Melzer Vincent   +5 more
doaj   +1 more source

Direct experimental evidence of free fermion antibunching

open access: yes, 2005
Fermion antibunching was observed on a beam of free noninteracting neutrons. A monochromatic beam of thermal neutrons was first split by a graphite single crystal, then fed to two detectors, displaying a reduced coincidence rate.
A. Orecchini   +9 more
core   +1 more source

Hybrid halide perovskite neutron detectors

open access: yesScientific Reports, 2021
Interest in fast and easy detection of high-energy radiation (x-, γ-rays and neutrons) is closely related to numerous practical applications ranging from biomedicine and industry to homeland security issues.
Pavao Andričević   +10 more
doaj   +1 more source

Neutronic design of pulsed neutron facility (PNF) for PGNAA studies of biological samples

open access: yesNuclear Engineering and Technology, 2022
This paper introduces a novel concept of the pulsed neutron facility (PNF) for maximizing the production of the thermal neutrons and its application to medical use based on prompt gamma neutron activation analysis (PGNAA) using Monte Carlo simulations ...
Kyuhak Oh
doaj   +1 more source

Analyses of silicon dioxide, magnesium oxide, lead fluoride, bismuth as low-pass velocity filters for neutrons [PDF]

open access: yes, 1969
Transmission measurement of neutrons by filter materials for low energy neutrons is important for the study of structure and dynamics of condensed matter. Since only thermal neutrons are useful for such experiments, filter materials that transmit thermal
Connor, D., Holmryd, S.
core   +1 more source

Interaction of Ultra-Cold Neutrons with Condensed Matter

open access: yes, 1999
General theory of neutron scattering (elastic and inelastic) is presented. It is applicable for the whole domain of slow neutrons and includes as limiting cases existing theories for thermal and cold neutrons and for elastic scattering of UCN.
A.L Barabanov   +3 more
core   +1 more source

Neutron spectrometer for fast nuclear reactors [PDF]

open access: yes, 2015
In this paper we describe the development and first tests of a neutron spectrometer designed for high flux environments, such as the ones found in fast nuclear reactors.
Angelone, M.   +10 more
core   +2 more sources

Phenomenological and Physically Based Modeling of Flow Stress and Strengthening Mechanism of Inconel 718

open access: yesAdvanced Engineering Materials, EarlyView.
Nickel‐based alloys are widely used in high‐temperature applications due to their excellent mechanical strength and oxidation resistance. However, properties such as high‐temperature strength and pronounced work‐hardening make them difficult to machine.
Soheil Rooein   +2 more
wiley   +1 more source

Dispersion and decay of collective modes in neutron star cores

open access: yes, 2017
We calculate the frequencies of collective modes of neutrons, protons and electrons in the outer core of neutron stars. The neutrons and protons are treated in a hydrodynamic approximation and the electrons are regarded as collisionless.
Kobyakov, D. N.   +3 more
core   +1 more source

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