Results 41 to 50 of about 71,366 (250)

Baryon Number Transport in a Cosmic QCD-Phase Transition [PDF]

open access: yes, 1994
We investigate the transport of baryon number across phase boundaries in a putative first order QCD-phase transition. Two independent phenomenological models are employed to estimate the baryon penetrability at the phase boundary: chromoelectric flux ...
Fuller, G. M., Jedamzik, K.
core   +5 more sources

Coalescing Neutron Stars -- a Step Towards Physical Models. I. Hydrodynamic Evolution and Gravitational-Wave Emission

open access: yes, 1995
uuencoded compressed postscript, approximately 340KB, 34 pages. includes some figures. the postscript file with more figures (770KB!) can be retrieved via ftp from ftp://ftp.mpa-garching.mpg.de/pub/mor/burst1.ps.gz . the remaining 6 figures are available (fax) on request from mor@mpa-garching.mpg.de .
Ruffert, M.   +2 more
openaire   +2 more sources

Exploiting Two‐Photon Lithography, Deposition, and Processing to Realize Complex 3D Magnetic Nanostructures

open access: yesAdvanced Functional Materials, EarlyView.
Two‐photon lithography (TPL) enables 3D magnetic nanostructures with unmatched freedom in geometry and material choice. Advances in voxel control, deposition, and functionalization open pathways to artificial spin ices, racetracks, microrobots, and a number of additional technological applications.
Joseph Askey   +5 more
wiley   +1 more source

Evolution in range expansions with competition at rough boundaries. [PDF]

open access: yes, 2018
When a biological population expands into new territory, genetic drift develops an enormous influence on evolution at the propagating front. In such range expansion processes, fluctuations in allele frequencies occur through stochastic spatial wandering ...
Beller, Daniel A   +3 more
core   +2 more sources

Multi‐Ion Doping Controlled CEI Formation in Structurally‐Stable High‐Energy Monoclinic‐Phase NASICON Cathodes for Sodium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
The graphical abstract illustrates the synthesis pathway, morphological feature, and thermodynamic feasibility of entropy‐engineered NASICON cathodes for sodium‐ion batteries. Abstract Overcoming the energy density limitations of sodium‐ion batteries (NIBs) requires innovative strategies to optimize cathode materials.
Sharad Dnyanu Pinjari   +9 more
wiley   +1 more source

Forced magnetic reconnection and plasmoid coalescence: I - MHD Simulations [PDF]

open access: yes, 2019
Forced magnetic reconnection, a reconnection event triggered by external perturbation, should be ubiquitous in the solar corona. Energy released during such cases can be much greater than that which was introduced by the perturbation.
Browning, Philippa   +2 more
core   +2 more sources

High‐Entropy Perovskite Nanofibers for Bifunctional Air Electrodes in Reversible Protonic Ceramic Electrochemical Cells

open access: yesAdvanced Functional Materials, EarlyView.
High‐entropy perovskite nanofibers serve as robust and active bifunctional air electrodes in reversible protonic ceramic electrochemical cells. Their compositional complexity stabilizes the lattice, enriches oxygen vacancies, and accelerates surface exchange.
Hyeonggeun Kim   +4 more
wiley   +1 more source

Indium Nitride and Indium Gallium Nitride layers grown on nanorods [PDF]

open access: yes, 2013
Molecular beam epitaxy has been used to grow InN layers on both Si and SiCsubstrates and In0.5Ga0.5N layers on Si substrates using a nanorod precursor array.
Cherns, David   +6 more
core   +2 more sources

Thickness‐Dependent Skyrmion Evolution in Fe3GeTe2 During Magnetization Reversal

open access: yesAdvanced Functional Materials, EarlyView.
Thickness‐ and field‐dependent magnetic domain behavior in 2D van der Waals Fe3GeTe2 is studied using Lorentz TEM and micromagnetic simulations. A patch‐like domain phase evolves from skyrmions during magnetization reversal, and step edges between thickness regions act as pinning sites.
Jennifer Garland   +9 more
wiley   +1 more source

Probing the formation of the seeds of supermassive black holes with gravitational waves

open access: yes, 2018
The existence of black holes in the intermediate mass interval between one hundred and ten thousand solar masses, filling the gap between the stellar and the supermassive black holes is a key prediction to explain the origin of luminous QSOs at redshifts
Colpi, Monica
core   +1 more source

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