Results 21 to 30 of about 24,797 (280)

Low cost extraction and isothermal amplification of DNA for infectious diarrhea diagnosis. [PDF]

open access: yesPLoS ONE, 2013
In order to counter the common perception that molecular diagnostics are too complicated to work in low resource settings, we have performed a difficult sample preparation and DNA amplification protocol using instrumentation designed to be operated ...
Shichu Huang   +7 more
doaj   +1 more source

Optically Monitored Electric-Field-Induced Phase Transition in Vanadium Dioxide Crystal Film

open access: yesCrystals, 2020
Vanadium dioxide (VO2), due to its electrically induced metal-to-insulator transition with dramatic changes in electrical and optical properties, is considered to be a powerful material for electro-optical devices.
Peng-Fei Wang   +5 more
doaj   +1 more source

An overview of biodiesel energy [PDF]

open access: yes, 2020
Over the last ten years’ attention to biofuels production has increased dramatically and become crucial. One of the main factors is the rise in world oil prices, coupled with the abatement of greenhouse gas emissions and concerns about energy security ...
Abd Halim, Muhamad Fazli   +3 more
core  

A proposal for a new type of thin-film field-emission display by edge breakdown of MIS structure [PDF]

open access: yes, 1998
A new type of field emission display(FED) based on an edge-enhance electron emission from metal-insulator-semiconductor (MIS) thin film structure is proposed.
Brodie I   +10 more
core   +2 more sources

Dirac-Surface-State Modulated Spin Dynamics in a Ferrimagnetic Insulator at Room Temperature [PDF]

open access: yes, 2018
This work demonstrates dramatically modified spin dynamics of magnetic insulator (MI) by the spin-momentum locked Dirac surface states of the adjacent topological insulator (TI) which can be harnessed for spintronic applications.
Chang, Cui-Zu   +12 more
core   +3 more sources

Parametric and nonparametric identification of shell and tube heat exchanger mathematical model [PDF]

open access: yes, 2012
Parametric and nonparametric models of a shell and tube heat exchanger are studied. Such models are very important because they provide information about controlling a system operation. Without the model, the control task would be difficult for tuning
Khaerudini, D. S.   +3 more
core   +1 more source

Universal scaling for the spin-electricity conversion on surface states of topological insulators

open access: yes, 2016
We have investigated spin-electricity conversion on surface states of bulk-insulating topological insulator (TI) materials using a spin pumping technique.
Ando, Yoichi   +4 more
core   +1 more source

Multi-objective optimisation of bio-based thermal insulation materials in building envelopes considering condensation risk [PDF]

open access: yes, 2018
The reduction in energy demand for heating and cooling with insulation materials increases the material related environmental impact. Thus, implementing low embodied energy materials may equilibrate this trade-off.
Boer, Dieter   +5 more
core   +4 more sources

ID-Det: Insulator Burst Defect Detection from UAV Inspection Imagery of Power Transmission Facilities

open access: yesDrones
The global rise in electricity demand necessitates extensive transmission infrastructure, where insulators play a critical role in ensuring the safe operation of power transmission systems.
Shangzhe Sun   +8 more
doaj   +1 more source

Microscopic origin of Magnetic Ferroelectrics in Nonlinear Multiferroics [PDF]

open access: yes, 2007
A simple but general microscopic mechanism to understand the interplay between the electric and magnetic degrees of freedom is developed. Within this mechanism, the magnetic structure generates an electric current which induce an counterbalance electric ...
A. Sirenko   +5 more
core   +3 more sources

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