Results 11 to 20 of about 3,916 (254)

Neutron lifetime puzzle and neutron–mirror neutron oscillation [PDF]

open access: yesThe European Physical Journal C, 2019
The discrepancy between the neutron lifetimes measured in the beam and trap experiments can be explained via the neutron $n$ conversion into mirror neutron $n'$, its dark partner from parallel mirror sector, provided that $n$ and $n'$ have a tiny mass splitting order $10^{-7}$ eV.
openaire   +4 more sources

Neutron–mirror-neutron oscillations in a trap [PDF]

open access: yesPhysical Review C, 2008
v4: typos ...
Kerbikov, B., Lychkovskiy, O.
openaire   +2 more sources

SPX Benchmark Part I: Results of Static neutronics -- HZDR results

open access: yes, 2021
DYN3D and Serpent calculations (inputs and results) of the SPX Benchmark Part I: Results of Static ...
Fridman, Emil, Nikitin, Evgeny
core   +1 more source

Fusion neutronics

open access: yes, 2017
This book provides a systematic and comprehensive introduction to fusion neutronics, covering all key topics from the fundamental theories and methodologies, as well as a wide range of fusion system designs and experiments.
Wu, Yican, Yican Wu
core   +1 more source

Dataset for neutronics benchmark of NuScale-like core

open access: yes, 2022
This data set supplements the neutronics benchmark of the NuScale-like core.
Fridman, Emil
core   +1 more source

MATERIAL COMPOSITIONS AND NUMBER DENSITIES FOR NEUTRONICS CALCULATIONS [PDF]

open access: yes, 1996
The purpose of this analysis is to calculate the number densities and isotopic weight percentages of the standard materials to be used in the neutronics (criticality and radiation shielding) evaluations by the Waste Package Development Department.
Thomas, D. A.
core   +1 more source

Search for neutron–mirror neutron oscillations in a laboratory experiment with ultracold neutrons [PDF]

open access: yesNuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 2009
Mirror matter is considered as a candidate for dark matter. In connection with this an experimental search for neutron - mirror neutron (nn') transitions has been carried out using storage of ultracold neutrons in a trap with different magnetic fields. As a result, a new limit for the neutron - mirror neutron oscillation time has been obtained, tau_osc
Serebrov, A. P.   +14 more
openaire   +2 more sources

Definition of the neutronics benchmark of the NuScale-like core

open access: yes, 2023
This paper defines a 3D full core neutronics benchmark which is based on the NuScale small modular reactor (SMR) concept. The paper provides a detailed description of the NuScale-like core, a list of expected outputs, and a reference solution to the ...
Yurii Bilodid   +5 more
core   +1 more source

Tuning Separator Chemistry: Improving Zn Anode Compatibility via Functionalized Chitin Nanofibers

open access: yesAdvanced Functional Materials, EarlyView.
Nanochitin derived from waste shrimp shells is used to fabricate separators for aqueous zinc batteries. By tuning the density of amine and carboxylic surface groups, water mobility at the separator interface is controlled, promoting uniform zinc deposition, suppressing dendrite growth, and enabling exceptional cycling stability exceeding 2000 h ...
Ibrahim Al Kathemi   +6 more
wiley   +1 more source

Giant Magnetic Coercivity Driven by Spin‐Bag Ferromagnetism in Epitaxial Sr3YCo4O10+δ Films with Engineered 2D Oxygen Vacancy Ordering

open access: yesAdvanced Functional Materials, EarlyView.
A giant magnetic coercivity and a vertical shift of hysteresis loops are demonstrated in Sr3YCo4O10+δ epitaxial films. The hard magnetic behavior originates from ferromagnetic spin bags stabilized within a long‐range ordered oxygen‐vacancy structure.
Yanbin Chen   +12 more
wiley   +1 more source

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