Results 111 to 120 of about 18,549 (299)

Energy Band Alignment and Electro‐Optical Behavior of Nearly Unstrained Monolayer MoS2 Heterostructures With GaN

open access: yesAdvanced Materials Interfaces, EarlyView.
Large size (∼100 µm) monolayer MoS2 grown by LPI‐CVD on n‐GaN exhibit a high n‐type doping, very low strain, and a type‐I band alignment at MoS2/GaN interface. Photocurrent measurements under illumination with photon energies from ∼2 to ∼5 eV show superior electro‐optical performances of these MoS2/n‐GaN heterojunctions as compared to Ni/n‐GaN devices ...
Salvatore Ethan Panasci   +12 more
wiley   +1 more source

Uniform stabilization and exact controllability for hyperbolic systems with discontinuous coefficients

open access: yesElectronic Journal of Differential Equations, 2007
This paper considers a hyperbolic system with discontinuous coefficients in a bounded, open, connected set with smooth boundary and controlled through the Robin boundary condition. Uniform stabilization of the solutions are established.
Boris V. Kapitonov   +1 more
doaj  

Parabolic Equations with Discontinuous Coefficients, Ph.D. Thesis

open access: yes, 2001
The partial differential equations are a fundamental tool in the contemporary applied mathematics. Their importance is explained by the fact that various physical, chemical and other real processes are mathematically modeled through differential ...
SOFTOVA Lyoubomira   +1 more
core  

Influence of Carbon Nanoparticles on Electrically Induced Wear of Grease‐Lubricated Steels

open access: yesAdvanced Materials Interfaces, EarlyView.
When an electric current enters a pair of rubbing surfaces, enormous damage takes place. In this research, how such damage occurs in the presence of protective grease and the mitigation with added carbon nanoparticles, were investigated. It was discovered that those particles regulate transport and interfacial electrical stability of the grease ...
Mohammad Humaun Kabir   +6 more
wiley   +1 more source

Homogenization of semi-linear PDEs with discontinuous effective coefficients

open access: yes, 2009
20 pagesInternational audienceWe study the asymptotic behavior of solution of semi-linear PDEs. Neither periodicity nor ergodicity will be assumed. In return, we assume that the coefficients admit a limit in \`{C}esaro sense. In such a case, the averaged
Pardoux, E.   +2 more
core  

A Survey of Interlayer Interaction Models for Graphene and Other 2D Materials

open access: yesAdvanced Materials Interfaces, EarlyView.
Van der Waals interactions arising from electronic polarization at atomically close interfaces generate corrugated interlayer energy landscapes that govern normal and tangential tractions. This review presents an overview of quantum, atomistic, analytical, and continuum modeling approaches, highlighting their roles across length scales in capturing ...
Gourav Yadav   +2 more
wiley   +1 more source

The Dirichlet problem for elliptic equations with discontinuous coefficients

open access: yes, 1987
This paper is concerned with the Dirichlet problem for second order, linear elliptic partial differential equations in nondivergence form with discontinuous coefficients in unbounded domains.
TROISI, Mario, TRANSIRICO, Maria
core  

From the Discovery of the Giant Magnetocaloric Effect to the Development of High‐Power‐Density Systems

open access: yesAdvanced Materials Technologies, EarlyView.
The article overviews past and current efforts on caloric materials and systems, highlighting the contributions of Ames National Laboratory to the field. Solid‐state caloric heat pumping is an innovative method that can be implemented in a wide range of cooling and heating applications.
Agata Czernuszewicz   +5 more
wiley   +1 more source

RBF-Based Meshless Collocation Method for Time-Fractional Interface Problems with Highly Discontinuous Coefficients

open access: yesMathematical and Computational Applications
Time-fractional interface problems arise in systems where interacting materials exhibit memory effects or anomalous diffusion. These models provide a more realistic description of physical processes than classical formulations and appear in heat ...
Faisal Bilal   +3 more
doaj   +1 more source

On strongly degenerate parabolic problems with discontinuous coefficients

open access: yes, 2003
It is shown that both a model of traffic flow with driver reaction and discontinuous road surface and a model of continuous sedimentation of flocculated suspensions give rise to strongly degenerate parabolic problems with discontinuous coefficients.
Bürger, Raimund, Karlsen, Kenneth H.
core  

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