Results 51 to 60 of about 202,682 (289)

Condensate fraction in neutron matter [PDF]

open access: yesPhysical Review C, 2011
We study the Bose-Einstein condensation of fermionic pairs in the uniform neutron matter by using the concept of the off-diagonal long-range order of the two-body density matrix of the system. We derive explicit formulas for the condensate density $ _c$ and the condensate fraction $ _c/ $ in terms of the scaled pairing energy gap $ / _F$, where $
openaire   +2 more sources

Proto-Neutron Star Matter

open access: yesJournal of Physics: Conference Series, 2022
Abstract In this paper, we explore the properties of proto-neutron star matter. The relativistic finite-temperature Green function formalism is used to derive the equations which determine the properties of such matter. The calculations are performed for the relativistic non-linear mean-filed theory, where different combinations of ...
Alp, A   +5 more
openaire   +3 more sources

Evolution of texture and residual stresses in 2205 duplex stainless steel during laser powder bed fusion

open access: yesMaterials & Design
This study investigates the development of residual stresses in textured 2205 duplex stainless steel during laser powder bed fusion additive manufacturing (LPBF AM).
Steve Gaudez   +5 more
doaj   +1 more source

On the participant-spectator matter and thermalization of neutron-rich systems in heavy-ion collisions

open access: yes, 2011
We study the participant-spectator matter at the energy of vanishing flow for neutron-rich systems. Our study reveals similar behaviour of articipant-spectator for neutron-rich systems as for stable systems and also points towards nearly mass ...
Gautam, Sakshi, Puri, Rajeev K.
core   +1 more source

Sensitized Triplet Exciton Generation in Nanostructured Polymer Scintillators: Toward Improved γ/Neutron Discrimination

open access: yesAdvanced Functional Materials, EarlyView.
Rapid γ/neutron discrimination through PSD is achieved in liquid droplet containing nanostructured polymeric scintillator where a TTA‐active dye is dissolved. The inclusion of a properly selected and dosed sensitizer metalated porphyrin enhances discrimination sensitivity and speed by doubling the density of annihilating triplets and increasing the ...
Luca Pollice   +9 more
wiley   +1 more source

Microscopic probing of the superconducting and normal state properties of Ta2V3.1Si0.9 by muon spin rotation

open access: yesCommunications Materials
The two-dimensional kagome lattice is an experimental playground for novel physical phenomena, from frustrated magnetism and topological matter to chiral charge order and unconventional superconductivity.
J. N. Graham   +8 more
doaj   +1 more source

Neutron oscillations for solving neutron lifetime and dark matter puzzles

open access: yesPhysics Letters B, 2019
A model of n−n′ (neutron-mirror neutron) oscillations is proposed under the framework of the mirror matter theory with slightly broken mirror symmetry.
Wanpeng Tan
doaj   +1 more source

Incommensurate Crystallization of Neutron Matter in Neutron Stars

open access: yesEast European Journal of Physics, 2020
The composition of the neutron stars from its surface region, outer-core, inner-core, and to its center is still being investigated. One can only surmise on the properties of neutron stars from the spectroscopic data that may be available from time to ...
Kapil M. Khanna   +3 more
doaj   +1 more source

Too massive neutron stars: The role of dark matter?

open access: yes, 2012
The maximum mass of a neutron star is generally determined by the equation of state of the star material. In this study, we take into account dark matter particles, assumed to behave like fermions with a free parameter to account for the interaction ...
Huang, Feng   +3 more
core   +1 more source

Kinetic Regimes of Hydrogen Absorption in Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
Knowledge of the hydrogen incorporation mechanisms in thin layers in relation to the amount absorbed is essential to design coatings and devices compatible with hydrogen‐based technologies. A combination of simultaneous in situ methods gives detailed insight into the hydrogenation of a prototypical hydrogen absorber layer in a time‐dependent manner ...
Laura Guasco   +7 more
wiley   +1 more source

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