Search results for strained silicon

Nanomaterials Jan 17, 2018

Physicists measure mechanical properties of 2-D monolayer materials

The thinnest materials that can be produced today have the thickness of a single atom. These materials – known as two-dimensional materials – exhibit properties that are very different compared with their bulk three-dimensional ...

Nanomaterials Jan 3, 2018

Physicists take first step toward cell-sized robots

An electricity-conducting, environment-sensing, shape-changing machine the size of a human cell? Is that even possible?

Electronics & Semiconductors Dec 5, 2017

Record low contact resistivity on Ga-doped Ge source/drain contacts for pMOS transistors

At this week's 2017 International Electron Devices Meeting (IEDM), imec, the world-leading research and innovation hub in nanoelectronics and digital technology, reports ultralow contact resistivity of 5x10-10Ωcm2 on Gallium ...

Nanomaterials Dec 4, 2017

Subnanometer-scale channels in 2-D materials could point toward future electronics, solar cells

"Two-dimensional materials"—materials deposited in layers that are only a few atoms thick—are promising for both high-performance electronics and flexible, transparent electronics that could be layered onto physical surfaces ...

Space Exploration Nov 22, 2017

NASA is sending E. coli to space for astronaut health

Ever wonder what would happen if you got sick in space? NASA has sent bacteria samples into low-Earth orbit to help find out.

Condensed Matter Nov 17, 2017

Strain-free epitaxy of germanium film on mica

Germanium, an elemental semiconductor, was the material of choice in the early history of electronic devices, before it was largely replaced by silicon. But due to its high charge carrier mobility—higher than silicon by ...

Engineering Nov 16, 2017

Researchers develop smart, ultra-thin microfibre sensor for real-time healthcare monitoring and diagnosis

A research team from National University of Singapore (NUS) has developed a soft, flexible and stretchable microfibre sensor for real-time healthcare monitoring and diagnosis. The novel sensor is highly sensitive and ultra-thin ...

Engineering Nov 2, 2017

Concrete: A hard material engineers hope to make harder

For thousands of years, people have built civilizations with concrete made from readily available local materials. Just mix and heat, add some sand, stone and water and put it where you want it. Of course, give it time to ...

Condensed Matter Nov 1, 2017

Amorphous metallic glass for high-sensitivity MEMS microphones

Advanced microphones using microelectromechanical systems (MEMS) are capable of supporting new user interactions with "smart" devices, like chatting with Apple's Siri, or Amazon's Alexa. The key to achieving the high sensitivity ...

Optics & Photonics Oct 12, 2017

In a first for wearable optics, researchers develop stretchy fiber to capture body motion

The exciting applications of wearable sensors have sparked a tremendous amount of research and business investment in recent years. Sensors attached to the body or integrated into clothing could allow athletes and physical ...

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