Results 91 to 100 of about 35,825 (307)

Modeling the Measurements of Cochlear Microcirculation and Hearing Function after Loud Noise [PDF]

open access: yes, 2011
Objective: Recent findings support the crucial role of microcirculatory disturbance and ischemia for hearing impairment especially after noise-induced hearing loss (NIHL).
Canis, Martin   +11 more
core   +1 more source

Tailoring Phonon‐Driven Responses in α‐MoO3 through Isotopic Enrichment

open access: yesAdvanced Materials, EarlyView.
ABSTRACT The implementation of polaritonic materials into nanoscale devices requires selective tuning of parameters to realize desired spectral or thermal responses. One robust material, α‐MoO3, an orthorhombic crystal boasting three distinct phonon dispersions, provides three polaritonic dispersions of hyperbolic phonon polaritons (HPhPs) across the ...
Thiago S. Arnaud   +31 more
wiley   +1 more source

LENS ACOUSTIC MICROSCOPE WITH A LINEAR ARRAY FOR QUANTITATIVE CHARACTERIZATION OF LAYERED OBJECTS

open access: yesРоссийский технологический журнал, 2016
In this paper, the acoustic microscope with a linear ultrasonic array and a cylindrical lens has been proposed in order to carry out quantitative characterization of layered regions of the sample under research.
S. A. Titov   +2 more
doaj   +1 more source

ACOUSTIC MICROSCOPY OF ULTRASONIC ATTENUATION

open access: yesLe Journal de Physique Colloques, 1983
The scanning acoustic microscope can image ultrasonic attenuation. The plastic zone at a stressed notch has been imaged in transmission with the contrast arising from dislocation damping. Contrast in reflection is also shown to be sensitive to attenuation, enabling attenuation to be detected and imaged with spatial resolution of ~2µm.
Weaver, J, Briggs, G, Somekh, M
openaire   +3 more sources

Super‐Resolution Ultrasound Based Cell Tracking With Polymeric Nanobubbles

open access: yesAdvanced Materials, EarlyView.
This study presents a super‐resolution ultrasound platform for tracking cells in vivo. Biocompatible polymeric nanobubbles are used as highly echogenic intracellular labels. Following the injection of cells and microbubbles, ultrasound localization microscopy (ULM) can dynamically match the microvascular architecture and individual cell trajectories ...
Junlin Chen   +19 more
wiley   +1 more source

VISUALIZATION AND QUANTITATIVE CHARACTERIZATION OF SMALL OBJECTS IN A LENS ACOUSTIC MICROSCOPE WITH A TWO-DIMENSIONAL ARRAY

open access: yesРоссийский технологический журнал, 2018
Application of a lens multi-element acoustic microscope for the visualization and quantitative characterization of small discontinuities with dimensions of the spatial resolution level is considered.
S. A. Titov, A. N. Bogachenkov
doaj   +1 more source

ACOUSTIC MICROSCOPY TECHNIQUES FOR OBSERVING DISLOCATION DAMPING

open access: yes, 1985
A unique advantage of scanning acoustic microscopy lies in the ability to image the interaction of acoustic waves with a specimen. This can be made quantitative, so that the velocity and attenuation of surface waves can be measured over a few microns ...
G.A.D. BRIGGS   +3 more
core   +1 more source

Thermal Radiation Emission From 3D Graphene Networks

open access: yesAdvanced Materials Interfaces, EarlyView.
Three‐dimensional graphene networks are demonstrated as exceptional broadband thermal emitters, exhibiting high‐intensity, spectrally homogeneous emission and strong mechanical flexibility compared to conventional emitters like silicon carbide.
Maria Chiara Paolozzi   +7 more
wiley   +1 more source

Smart and Sustainable Sizing: Investigating the Sensing Behavior of Glass Fabrics Coated With Waterborne Polyurethane/Graphene Dispersions

open access: yesAdvanced Materials Technologies, EarlyView.
Waterborne polyurethane/graphene formulations are developed as piezoresistive coatings on glass fabric to enable flexible strain sensing. The graphene‐enabled conductive network provides a stable electromechanical response under cyclic compression. The coating demonstrates reliable pressure‐dependent resistance changes, highlighting its potential for ...
Vishnu Vijayan Pillai   +8 more
wiley   +1 more source

Ion-acoustic microscopy

open access: yes, 1986
This paper details the modifications to an existing ion implanter that were made to adapt it for ion-acoustic microscopy. Results of tests of the technique on samples of cubic zirconia and alumina implanted with nitrogen ions are described.
K. O. Legg, D. N. Rose, H. Turner
core   +1 more source

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