Results 21 to 30 of about 250,897 (289)

A Compact Metamaterial Biosensor for Multi-Virus Detection With Tunability and High Incidence Angle Absorption

open access: yesIEEE Access, 2023
In this research, we introduce a metamaterial biosensor designed for the detection of various viruses. The proposed sensor configuration comprises four square split ring resonators (SRR) coupled with a central graphene ring.
Patri Upender   +4 more
doaj   +1 more source

Maximum Power of Thermally and Electrically Coupled Thermoelectric Generators

open access: yesEntropy, 2014
In a recent work, we have reported a study on the figure of merit of a thermoelectric system composed by thermoelectric generators connected electrically and thermally in different configurations.
Pablo Camacho-Medina   +3 more
doaj   +1 more source

Terahertz Faraday rotation in a magnetic liquid: High magneto-optical figure of merit and broadband operation in a ferrofluid [PDF]

open access: yes, 2012
We report on the demonstration of a high figure of merit (FOM) Faraday rotation in a liquid in the terahertz (THz) regime. Using a ferrofluid, a high broadband rotation (11 mrad/mm) is experimentally demonstrated in the frequency range of 0.2–0.9 THz at ...
Al-Naib, Ibraheem   +9 more
core   +1 more source

DEVELOPMENT AND THERMAL PERFORMANCE ANALYSIS EVALUATION OF A TRUNCATED PYRAMID SOLAR COOKER [PDF]

open access: yesArab Universities Journal of Agricultural Sciences, 2018
Study aimed to develop and evaluate the thermal performance of truncated pyramid solar cooker viz non-modified and modified. Tests have been carried out in Department of Agricultural Engineering, Faculty of Agriculture, Ain Shams University, Shubra El ...
Fatma Shaaban,   +3 more
doaj   +1 more source

Computation of Bhat's OMIT maps with different coefficients [PDF]

open access: yes, 1997
The OMIT electron-density-map calculation is very effective in discovering errors in a macromolecular structure determination. A Fortran program called OMIT has been written to calculate such maps and an investigation has been carried out into which ...
Dijkstra, B.W.,, Vellieux, F.M.D.,
core   +4 more sources

Thermoelectric System in Different Thermal and Electrical Configurations: Its Impact in the Figure of Merit

open access: yesEntropy, 2013
In this work, we analyze different configurations of a thermoelectric system (TES) composed of three thermoelectric generators (TEGs). We present the following considerations: (a) TES thermally and electrically connected in series (SC); (b) TES thermally
Alexander Vargas-Almeida   +2 more
doaj   +1 more source

High Performance of a Metal Layer-Assisted Guided-Mode Resonance Biosensor Modulated by Double-Grating

open access: yesBiosensors, 2021
Guided-mode resonance (GMR) sensors are widely used as biosensors with the advantages of simple structure, easy detection schemes, high efficiency, and narrow linewidth. However, their applications are limited by their relatively low sensitivity (
Chengrui Zhang   +5 more
doaj   +1 more source

Systematic effects on dark energy from 3D weak shear

open access: yes, 2008
We present an investigation into the potential effect of systematics inherent in multi-band wide field surveys on the dark energy equation of state determination for two 3D weak lensing methods. The weak lensing methods are a geometric shear-ratio method
A. F. Heavens   +57 more
core   +1 more source

Fundamental limits on the electro-optic device figure of merit

open access: yes, 2016
Device figures of merit are commonly employed to assess bulk material properties for a particular device class, yet these properties ultimately originate in the linear and nonlinear susceptibilities of the material which are not independent of each other.
Kuzyk, Mark G.   +2 more
core   +1 more source

Thermoelectric Properties of Intermetallic Semiconducting RuIn3 and Metallic IrIn3 [PDF]

open access: yes, 2013
Low temperature (
Aeppli G.   +9 more
core   +3 more sources

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