Results 111 to 120 of about 287,674 (373)

Symmetry restrictions in chirality dependence of physical properties of single wall nanotubes

open access: yes, 2005
We investigate the chirality dependence of physical properties of nanotubes which are wrapped by the planar hexagonal lattice including graphite and boron nitride sheet, and reveal its symmetry origin.
A. Rubio   +5 more
core   +1 more source

Transducer Materials Mediated Deep Brain Stimulation in Neurological Disorders

open access: yesAdvanced Functional Materials, EarlyView.
This review discusses advanced transducer materials for improving deep brain stimulation (DBS) in neurological disorders. These materials respond to light, ultrasound, or magnetic fields, enabling precise, less invasive neuromodulation. Their stimulus‐responsive properties enhance neural control and adaptive therapy, paving the way for next‐generation ...
Di Zhao   +5 more
wiley   +1 more source

Superior Transverse Piezoelectricity in a Halide Perovskite Molecular Ferroelectric Thin Film.

open access: yesJournal of the American Chemical Society, 2020
Piezoelectric materials with inherent mechanical-electric coupling effect are a crucial family of functional materials in high-end information technology.
Zhong‐Xia Wang   +7 more
semanticscholar   +1 more source

An investigation of PDMS structures for optimized ferroelectret performance

open access: yes, 2014
This paper reports the ANSYS simulation and fabrication processes for optimising PDMS ferroelectret performance. The proposed model extends the previously published analytical models and compares this with simulation of individual void geometry.
Beeby, S.P., Shi, Junjie, Zhu, Dibin
core   +1 more source

Defects in Inorganic Mechanoluminescent Phosphors: Insights and Impacts

open access: yesAdvanced Functional Materials, EarlyView.
Mechanoluminescence is attracting more attention recently, and defect dominates mechanoluminescence performances. Investigating how defects work in the mechanoluminescence process is crucial for elucidating its complex luminescence mechanism. This review aims to emphasize the fundamental role of defects in mechanoluminescence, which offers an ...
Wenhao Li   +3 more
wiley   +1 more source

Giant piezoelectricity of monolayer group IV monochalcogenides: SnSe, SnS, GeSe, and GeS [PDF]

open access: yes, 2015
We predict enormous, anisotropic piezoelectric effects in intrinsic monolayer group IV monochalcogenides (MX, M=Sn or Ge, X=Se or S), including SnSe, SnS, GeSe, and GeS.
R. Fei, Wenbin Li, Ju Li, Li Yang
semanticscholar   +1 more source

Surface Effects on the Piezoelectricity of ZnO Nanowires

open access: yes, 2012
We utilize classical molecular dynamics to study surface effects on the piezoelectric properties of ZnO nanowires as calculated under uniaxial loading.
Dai, Shuangxing, Park, Harold S.
core   +1 more source

Metal‐Organic Framework Embedded Electrospun Fibrous Membranes‐Based Hybrid Nanogenerators with Hierarchical Modified Polyamide Films for Mechanical Energy Harvesting and IoT Applications

open access: yesAdvanced Functional Materials, EarlyView.
Hybrid nanogenerator (HNG) based on a zinc‐metal‐organic framework‐loaded fibrous film integrated with a hierarchically modified nylon film having micropatterns and micropores is fabricated via an electrospinning technique, and its electrical properties are optimized. The HNGs are incorporated into wearable garments and automobile systems for practical
Sontyana Adonijah Graham   +6 more
wiley   +1 more source

Black Branes as Piezoelectrics

open access: yesPhysical Review Letters, 2012
v2: 9 pages; important sign corrections in section 3 and other minor corrections; published in ...
Armas, Jácome Saldanha N de O B   +2 more
openaire   +6 more sources

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