Search results for chemical vapor deposition

Materials Science Apr 28, 2020

Polymer membranes could benefit from taking a dip

Many industrial processes rely on thin membranes that can clean water, for example, by filtering out impurities. In recent years, a technique called atomic layer deposition (ALD) has been used to tune these membranes for ...

Materials Science Apr 15, 2020

New boron material of high hardness created by plasma chemical vapor deposition

Yogesh Vohra, Ph.D., uses microwave-plasma chemical vapor deposition to create thin crystal films of never-before-seen materials. This effort seeks materials that approach a diamond in hardness and are able to survive extreme ...

Biotechnology Apr 2, 2020

Bioengineering biomimetic human small muscular pulmonary arteries

During the progression of pulmonary hypertension, structural and functional changes in the small muscular arteries play a significant role and contribute to the disease. Bioengineers aim to develop advanced, anatomically ...

Quantum Physics Mar 17, 2020

Qubits that operate at room temperature

Scientists from NUST MISIS (Russia) together with colleagues from Sweden, Hungary and U.S., found a way to manufacture stable qubits that operate at room temperature, in contrast to the majority of existing analogues. This ...

Nanomaterials Mar 10, 2020

Scientists shrink fin-width of FinFET to nearly the physical limit

FinFETs are known to be an evolution of metal-oxide-semiconductor field effect transistors (MOSFETs) featuring a semiconducting channel vertically wrapped by conformal gate electrodes. It was first proposed in 1990s in order ...

Nanomaterials Mar 10, 2020

An ultimate one-dimensional electronic channel in hexagonal boron nitride

In the field of 2-D electronics, the norm used to be that graphene is the main protagonist and hexagonal boron nitride (hBN) is its insulating passive support. Researchers of the Center for Multidimensional Carbon Materials ...

Nanophysics Mar 4, 2020

A small step for atoms, a giant leap for microelectronics

Step by step, scientists are figuring out new ways to extend Moore's Law. The latest reveals a path toward integrated circuits with two-dimensional transistors.

Optics & Photonics Mar 4, 2020

First bufferless 1.5 μm III-V lasers grown directly on silicon wafers in Si-photonics

Researchers from the Hong Kong University of Science and Technology (HKUST) have reported the world's first 1.5 μm III-V lasers directly grown on the industry-standard 220 nm SOI (silicon-on-insulators) wafers without buffer, ...

Nanophysics Feb 24, 2020

Large-area electronic-grade graphene grows on the cheap

The electronics industry might look very different today were it not for the dramatic drop in cost of high-quality single-crystalline silicon wafers over the past five decades. So what would happen if the cost of single-crystalline ...

Nanophysics Feb 13, 2020

Movement of a liquid droplet generates over 5 volts of electricity

Energy harvesting, a technology to transform small quantities of naturally occurring energy (e.g. light, heat and vibration) into electricity, is gaining attention as a method to power internet of things (IoT) devices. This ...

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