Results 61 to 70 of about 3,253,485 (320)

Classical Disordered Ground States: Super-Ideal Gases, and Stealth and Equi-Luminous Materials

open access: yes, 2008
Using a collective coordinate numerical optimization procedure, we construct ground-state configurations of interacting particle systems in various space dimensions so that the scattering of radiation exactly matches a prescribed pattern for a set of ...
Ashcroft N. W.   +7 more
core   +1 more source

Recent Advancements in Bulk Processing of Rare‐Earth‐Free Hard Magnetic Materials and Related Multiscale Simulations

open access: yesAdvanced Engineering Materials, EarlyView.
This article provides an overview of recent advancements in bulk processing of rare‐earth‐free hard magnetic materials. It also addresses related simulation approaches at different scales. The research on rare‐earth‐free magnetic materials has increased significantly in recent years, driven by supply chain issues, environmental and social concerns, and
Daniel Scheiber, Andrea Bachmaier
wiley   +1 more source

Dihedral Corner Region Camouflage in Radar Vision by Super-Dispersion Encoded Surfaces

open access: yesComputation
Right-angle dihedral structures produce strong, highly correlated returns that dominate radar cross-section (RCS) and image signatures. Conventional absorbers or random coding metasurfaces often lose effectiveness across wide frequency bands and angles ...
Weibin Sun   +5 more
doaj   +1 more source

Phase-Insensitive Scattering of Terahertz Radiation

open access: yesPhotonics, 2017
The nonlinear interaction between Near-Infrared (NIR) and Terahertz pulses is principally investigated as a means for the detection of radiation in the hardly accessible THz spectral region.
Mihail Petev   +8 more
doaj   +1 more source

Transient response under ultrafast interband excitation of an intrinsic graphene

open access: yes, 2009
The transient evolution of carriers in an intrinsic graphene under ultrafast excitation, which is caused by the collisionless interband transitions, is studied theoretically.
D. Potter   +7 more
core   +1 more source

Challenges during Flash Lamp Annealing of Aerosol‐Deposited Barium Titanate Films

open access: yesAdvanced Engineering Materials, EarlyView.
Aerosol deposition is used to rapidly deposit barium titanate films with thicknesses ranging from 2 to 16 μm at room temperature, eliminating the need for further densification. However, to recover the electromechanical properties, annealing is required, which limits the usage of temperature‐sensitive substrates.
Michel Kuhfuß   +7 more
wiley   +1 more source

Second-Order Leptonic Radiative Corrections for Lepton-Proton Scattering

open access: yes, 2018
The interpretation of high-precision lepton-nucleon scattering experiments requires the knowledge of higher-order radiative corrections. We present a calculation of the cross section for unpolarized lepton-proton scattering including leptonic radiative ...
Bucoveanu, R. -D., Spiesberger, H.
core   +1 more source

Unitarity restoring graviton radiation in the collapse regime of scattering [PDF]

open access: yes, 2017
We investigate graviton radiation in gravitational scattering at small impact parameters $bb$, so as to suggest a possible completion of the unitarity sum.
Ciafaloni, Marcello, Colferai, Dimitri
core   +2 more sources

SIMPLE ANALYTICAL APPROXIMATIONS FOR TREATMENT OF INVERSE COMPTON SCATTERING OF RELATIVISTIC ELECTRONS IN THE BLACKBODY RADIATION FIELD [PDF]

open access: yes, 2013
The inverse Compton (IC) scattering of relativistic electrons is one of the major gamma-ray production mechanisms in different environments. Often, the target photons for IC scattering are dominated by blackbody (or graybody) radiation. In this case, the
D. Khangulyan, F. Aharonian, S. Kelner
semanticscholar   +1 more source

Enhanced Oxidation and Thermal Shock Resistance of N‐type Mg2Si0.89(Sn0.1,Sb0.01) Thermoelectric Material via Cr0.9Si0.1 Coating

open access: yesAdvanced Engineering Materials, EarlyView.
Cr0.9Si0.1 protective coatings are developed to enhance the thermal‐shock and oxidation resistance of Mg2Si0.89(Sn0.1,Sb0.01) thermoelectric (TE) materials. The coating forms a dense and adherent barrier that suppresses oxygen diffusion and mitigates mechanical degradation during cyclic oxidation, demonstrating its potential to improve the long‐term ...
Mikdat Gurtaran   +3 more
wiley   +1 more source

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