Results 41 to 50 of about 75,364 (283)

Analytical model of 1D Carbon-based Schottky-Barrier Transistors [PDF]

open access: yes, 2009
Nanotransistors typically operate in far-from-equilibrium (FFE) conditions, that cannot be described neither by drift-diffusion, nor by purely ballistic models.
Iannaccone, Giuseppe, Michetti, Paolo
core   +1 more source

Coexisting Rashba/Dresselhaus Spin Splitting in Solution‐Processed Bournonite Films Using Circular Photogalvanic Effect

open access: yesAdvanced Functional Materials, EarlyView.
Circular photogalvanic effect measurements and first‐principles calculations reveal spin‐splitting states in solution‐processed bournonite films (CuPbSbS3) due to structural and bulk inversion asymmetry. The results provide experimental confirmation of coexisting Rashba and Dresselhaus spin‐splitting states in this non‐centrosymmetric chalcogenide ...
Aeron McConnell   +5 more
wiley   +1 more source

Design and Ballistic Performance of Hybrid Composite Laminates [PDF]

open access: yesApplied Composite Materials, 2016
This paper presents an initial design assessment of a series of novel, cost-effective, and hybrid composite materials for applications involving high velocity impacts. The proposed hybrid panels were designed in order to investigate various physical phenomenon occurring during high velocity impact on compliant laminates from a previous study on Dyneema®
Cwik, T, Iannucci, L, Curtis, P, Pope, D
openaire   +3 more sources

Scalable Thermal Engineering via Femtosecond Laser‐Direct‐Written Phononic Nanostructures

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates that femtosecond laser‐induced periodic surface structures (fs‐LIPSS) can function as phononic metasurfaces, reducing thermal conductivity below the plain thin‐film limit. Phonon Monte Carlo analysis reveals that the periodic structures restrict phonon mean free paths.
Hiroki Hamma   +4 more
wiley   +1 more source

Ballistic performance of lightweight ceramic-metal composite armour plates under blunt projectile impact

open access: yesComposites Part C: Open Access
The importance of well-designed armour for mitigating threat to life cannot be overemphasized. Possibility of single and multi-layered configurations, various potential materials and their sequence and the gap in between makes the design of effective ...
Hasan Aftab Saeed   +5 more
doaj   +1 more source

Simulation of the Spin Field Effect Transistors: Effects of Tunneling and Spin Relaxation on its Performance [PDF]

open access: yes, 2010
A numerical simulation of spin-dependent quantum transport for a spin field effect transistor (spinFET) is implemented in a widely used simulator nanoMOS.
Gao, Yunfei   +3 more
core   +3 more sources

Nanolayer‐Encapsulated Stretchable Liquid‐Metal Sheets for Thermal Management

open access: yesAdvanced Functional Materials, EarlyView.
A stretchable liquid metal sheet with both high thermal conductivity and mechanical flexibility is developed. Its trilayer structure, comprising copper‐particle‐dispersed gallium liquid metal encapsulated by styrene‐butadiene‐styrene nanosheets, shows 40.4 W m−1 K−1 conductivity, elongation exceeding 200%, and retention of 96% of its initial ...
Daisuke Kuse   +16 more
wiley   +1 more source

Influence of Material Properties on the Ballistic Performance of Ceramics for Personal Body Armour

open access: yesShock and Vibration, 2003
In support of improved personal armour development, depth of penetration tests have been conducted on four different ceramic materials including alumina, modified alumina, silicon carbide and boron carbide.
Christian Kaufmann   +4 more
doaj   +1 more source

Design of the ballistic performance of shear thickening fluid (STF) impregnated Kevlar fabric via numerical simulation

open access: yesMaterials & Design, 2023
Shear thickening fluids (STFs) can effectively enhance the ballistic performance of Kevlar. Considering that the unique shear thickening effect of STF is the key factor to enhance the impact resistance of fabrics, this study sought to reveal the impact ...
Zhihao Xie   +5 more
doaj   +1 more source

Self‐Hybridized Exciton‐Polariton Photodetectors From Layered Metal‐Organic Chalcogenolates

open access: yesAdvanced Functional Materials, EarlyView.
Self‐hybridized exciton‐polariton photodetectors are demonstrated using high refractive index mithrene, eliminating the need for top mirrors. This simplified architecture enables tunable sub‐bandgap photodetection via lower exciton‐polariton states and enhanced carrier transport through ultrafast polariton group velocities.
Bongjun Choi   +3 more
wiley   +1 more source

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