Results 51 to 60 of about 187,538 (302)

Intermediate Resistive State in Wafer‐Scale Vertical MoS2 Memristors Through Lateral Silver Filament Growth for Artificial Synapse Applications

open access: yesAdvanced Functional Materials, EarlyView.
In MOCVD MoS2 memristors, a current compliance‐regulated Ag filament mechanism is revealed. The filament ruptures spontaneously during volatile switching, while subsequent growth proceeds vertically through the MoS2 layers and then laterally along the van der Waals gaps during nonvolatile switching.
Yuan Fa   +19 more
wiley   +1 more source

Re‐evaluation of silicon dioxide (E 551) as a food additive

open access: yesEFSA Journal, 2018
The EFSA Panel on Food Additives and Nutrient Sources added to Food (ANS) provides a scientific opinion re‐evaluating the safety of silicon dioxide (E 551) when used as a food additive.
EFSA Panel on Food Additives and Nutrient Sources added to Food (ANS)   +30 more
doaj   +1 more source

Whiskerless Schottky diode [PDF]

open access: yes, 1991
A Schottky diode for millimeter and submillimeter wave applications is comprised of a multi-layered structure including active layers of gallium arsenide on a semi-insulating gallium arsenide substrate with first and second insulating layers of silicon ...
Bishop, William L.   +2 more
core   +1 more source

3D Stretchable Arch Ribbon Array Fabricated via Grayscale Lithography. [PDF]

open access: yes, 2016
Microstructures with flexible and stretchable properties display tremendous potential applications including integrated systems, wearable devices and bio-sensor electronics.
Deng, Ningqin   +9 more
core   +2 more sources

Nano‐ and Micro‐Sized Solid Materials Used as Antiviral Agents

open access: yesAdvanced Functional Materials, EarlyView.
Due to the rise of viral infections in humans and possible viral outbreaks, the use of nano‐ or micro‐sized materials as antiviral agents is rapidly increasing. This review explores their antiviral properties against RNA and DNA viruses, either as a prevention or a treatment tool, by delving into their mechanisms of action and how to properly assess ...
Orfeas‐Evangelos Plastiras   +6 more
wiley   +1 more source

A New Approach of Obtaining Sodium Metasilicate from Dealuminated Kaolin for The Synthesis of Amorphous Silicon Dioxide Nanoparticles

open access: yesEast European Journal of Physics
Silicon Dioxide nanoparticles of high purity was synthesized using a novel technique of obtaining sodium metasilicate from de-aluminated metakaolin. The process involved taking the de-aluminated metakaolin through several recrystallization steps to form ...
D.B. Puzer   +7 more
doaj   +1 more source

Growth and Etch Rate Study of Low Temperature Anodic Silicon Dioxide Thin Films

open access: yesThe Scientific World Journal, 2014
Silicon dioxide (SiO2) thin films are most commonly used insulating films in the fabrication of silicon-based integrated circuits (ICs) and microelectromechanical systems (MEMS).
Akarapu Ashok, Prem Pal
doaj   +1 more source

Pyroelectric detector arrays [PDF]

open access: yes, 1982
A pyroelectric detector array and the method for using it are described. A series of holes formed through a silicon dioxide layer on the surface of a silicon substrate forms the mounting fixture for the pyroelectric detector array.
Breckenridge, R.   +2 more
core   +2 more sources

Fluorine‐Free Soft Nanocomposites for High‐Speed Liquid Impact Repellence

open access: yesAdvanced Functional Materials, EarlyView.
Fluorine‐free soft nanocomposite coatings are developed using silicone oil‐mediated mechanical‐stiffness control, enabling ‘dry’ liquid‐repellent surfaces that resist high‐speed water jet impacts up to ∼60 m/s. By tuning nanoparticle loading and oil content, the coatings also achieve >90% optical transparency, amphiphobicity with impact resistance to ...
Priya Mandal   +4 more
wiley   +1 more source

Rice husk ash and zeolite-siliceous rock as sources of amorphous silicon dioxide [PDF]

open access: yesE3S Web of Conferences
The present article is referred to the study of amorphous analogs of silicon dioxide obtained from raw materials of plant and fossil origin available on the domestic market.
Gotlib Elena   +3 more
doaj   +1 more source

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