Results 51 to 60 of about 1,098,878 (302)

Metallic threaded composite fastener [PDF]

open access: yes, 1992
A metallic threaded composite fastener, particularly suited for high temperature applications, has a body member made of high temperature resistant composite material with a ceramic coating.
Dunn, Thomas J.
core   +1 more source

Robust metastable skyrmions and their triangular-square lattice-structural transition in a high-temperature chiral magnet

open access: yes, 2016
Skyrmions, topologically-protected nanometric spin vortices, are being investigated extensively in various magnets. Among them, many of structurally-chiral cubic magnets host the triangular-lattice skyrmion crystal (SkX) as the thermodynamic equilibrium ...
Gavilano, J. L.   +10 more
core   +1 more source

Near‐Infrared Organic Photovoltaic Electrodes for Subretinal Neurostimulation

open access: yesAdvanced Functional Materials, EarlyView.
Organic photovoltaic electrodes based on the D18:Y6 blend enable precise and light‐controlled activation of retinal ganglion cells in a degenerating retina. NIR Light‐driven activation of retinal ganglion cells, tunable stimulation parameters, and biocompatibility with human retinal organoids highlight their potential for next‐generation prosthetics ...
Andrea Corna   +10 more
wiley   +1 more source

ALGORITHMS FOR THE RESEARCH OF STRENGTH AND STABILITY OF REINFORCED ORTHOTROPIC SHELLS

open access: yesStructural Mechanics of Engineering Constructions and Buildings, 2014
The paper describes several algorithms based on the method of parameter continuation for thin-walled orthotropic shells. The basis of the study incorporated a mathematical model that takes into account the geometric nonlinearity, lateral shifts, as well ...
A A Semenov
doaj  

Conical Correlations, Bragg Peaks, and Transverse Flow Deflections in Jet Tomography

open access: yes, 2009
We use (3+1)-dimensional ideal hydrodynamics to describe a variety of different jet energy loss scenarios for a jet propagating through an opaque medium.
Adams   +22 more
core   +1 more source

Quantifying Spin Defect Density in hBN via Raman and Photoluminescence Analysis

open access: yesAdvanced Functional Materials, EarlyView.
An all‐optical method is presented for quantifying the density of boron vacancy spin defects in hexagonal boron nitride (hBN). By correlating Raman and photoluminescence signals with irradiation fluence, defect‐induced Raman modes are identified and established an relationship linking optical signatures to absolute defect densities. This enables direct
Atanu Patra   +8 more
wiley   +1 more source

Elastic energy of polyhedral bilayer vesicles [PDF]

open access: yes, 2011
In recent experiments [M. Dubois, B. Dem\'e, T. Gulik-Krzywicki, J.-C. Dedieu, C. Vautrin, S. D\'esert, E. Perez, and T. Zemb, Nature (London) Vol. 411, 672 (2001)] the spontaneous formation of hollow bilayer vesicles with polyhedral symmetry has been ...
Christoph A. Haselwandter   +12 more
core   +3 more sources

Spectrally Tunable 2D Material‐Based Infrared Photodetectors for Intelligent Optoelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent optoelectronics through spectral engineering of 2D material‐based infrared photodetectors. Abstract The evolution of intelligent optoelectronic systems is driven by artificial intelligence (AI). However, their practical realization hinges on the ability to dynamically capture and process optical signals across a broad infrared (IR) spectrum.
Junheon Ha   +18 more
wiley   +1 more source

Heteroatom‐Engineering Promoted Co9S8 Bi‐functional Electrocatalyst for Hydrazine‐Assisted Hydrogen Production at Industrial Current Density

open access: yesAdvanced Functional Materials, EarlyView.
Fe and P co‐doped Co9S8 nanocorals (Fe, P‐Co9S8) are successfully synthesized by a heteroatom engineering strategy, which exhibit outstanding bifunctional electrocatalytic performance for both the hydrogen evolution reaction (HER) and hydrazine oxidation reaction (HzOR).
Yuying Meng   +8 more
wiley   +1 more source

Catching the Radio Flare in CTA 102 III. Core-Shift and Spectral Analysis [PDF]

open access: yes, 2013
The temporal and spatial spectral evolution of the jets of AGN can be studied with multi-frequency, multi-epoch VLBI observations. The combination of both, morphological and spectral parameters can be used to derive source intrinsic physical properties ...
A. P. Lobanov   +9 more
core   +2 more sources

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