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Search results for piezoelectric

Nanophysics Aug 25, 2017

Tweaking thermoelectric voltage across atomic-scale gold junction by mechanical force

Scientists at Tokyo Institute of Technology achieved precise and fully reversible switching of the polarity of voltage produced by the thermoelectric effect across a gold junction with an atomic-scale contact. The control ...

General Âé¶¹ÒùÔºics Aug 23, 2017

Researchers create magnetic RAM

MIPT researchers teamed up with collaborators for a successful demonstration of magnetoelectric random access memory (MELRAM). A transition to magnetoelectric memory could enable substantial energy savings, as well as the ...

Optics & Photonics Aug 17, 2017

Sharp X-ray pulses from the atomic nucleus

X-rays make the invisible visible: they permit the way materials are structured to be determined all the way down to the level of individual atoms. In the 1950s it was x-rays which revealed the double-helix structure of DNA. ...

Nanomaterials Aug 14, 2017

2-faced 2-D material is a first at Rice

Like a sandwich with wheat on the bottom and rye on the top, Rice University scientists have cooked up a tasty new twist on two-dimensional materials.

General Âé¶¹ÒùÔºics Aug 10, 2017

Surprise discovery in the search for energy efficient information storage

Today almost all information stored on hard disc drives or cloud servers is recorded in magnetic media, because it is non-volatile (i.e. it retains the information when power is switched off) and cheap. For portable devices ...

Analytical Chemistry Aug 4, 2017

Diagnostic platform could extend to detecting biomarkers for disease

A startup company based on technology licensed from Duke University is looking to disrupt a $1 billion portion of the point-of-care diagnostics industry by harnessing a feature formerly considered a defect—surface roughness.

Engineering Aug 1, 2017

Micro-membrane diaphragm pump for delivering ambient air to gas sensors

Particulate matter harms the heart and lungs. In the future, a smartphone with an inbuilt gas sensor could be used to warn of heavy exposure. To help the sensor respond quickly and provide accurate measurements, researchers ...

Engineering Jul 31, 2017

Artificial skin could allow robots to feel like we do

Artificial skin with post-human sensing capabilities, and a better understanding of skin tissue, could pave the way for robots that can feel, smart-transplants and even cyborgs.

Condensed Matter Jul 18, 2017

Âé¶¹ÒùÔºicists determine how a promising lead-free material works

Scientists seeking lead-free materials for use in sensors, actuators and ultrasonic motors have recently focused their efforts on a type of ceramic commonly referred to as BCZT. New research by physicists at the University ...

Materials Science Jul 12, 2017

Harmless elements can replace toxic lead in electronics

Most smartphones and other electrical or electronic products contain small amounts of lead, which doesn't sound like a big problem on its own. But when there are many billions of such products, either in daily use or gone ...

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