Search results for wse2

Nanomaterials Nov 23, 2014

'Mind the gap' between atomically thin materials

In subway stations around London, the warning to "Mind the Gap" helps commuters keep from stepping into empty space as they leave the train. When it comes to engineering single-layer atomic structures, minding the gap will ...

Nanophysics Apr 15, 2014

Using strong lasers, investigators observe frenzy of electrons in a new material

(Phys.org) —A research team at the University of Kansas has used high-powered lasers to track the speed and movement of electrons inside an innovative material that is just one atom thick. Their findings are published in ...

Nanomaterials Mar 10, 2014

Two-dimensional material shows promise for optoelectronics

A team of MIT researchers has used a novel material that's just a few atoms thick to create devices that can harness or emit light. This proof-of-concept could lead to ultrathin, lightweight, and flexible photovoltaic cells, ...

Condensed Matter Feb 19, 2014

Scientists discover bulk material that exhibits monolayer behavior

(Phys.org) —Most materials behave very differently in bulk (3D) form than they do in monolayer (2D) form. The difference occurs because of weak forces holding the multiple layers of a bulk material together, which results ...

Nanomaterials Sep 13, 2013

Defects in 2D semiconductors could lead to multi-colored light-emitting devices

When scientists remove individual atoms in a semiconductor material, the resulting vacancies become point defects. Contrary to what their name implies, these defects can have beneficial effects on the semiconductor's properties ...

Nanophysics Jun 21, 2013

Two-dimensional atomically-flat transistors show promise for next generation green electronics

Researchers at UC Santa Barbara, in collaboration with University of Notre Dame, have recently demonstrated the highest reported drive current on a transistor made of a monolayer of tungsten diselenide (WSe2), a 2-dimensional ...

Nanophysics May 8, 2013

Scientists enhance light emission in 2D semiconductors by a factor of 100

(Phys.org) —The mention of a two-dimensional material with excellent electrical and optical properties may first bring to mind graphene. However, this description also fits another class of materials called transition metal ...

Nanomaterials Apr 1, 2013

Researchers develop new monolayer materials for chemical vapor sensors

(Phys.org) —Scientists at the Naval Research Laboratory have developed a vapor sensor based on new monolayer materials that show great potential for future nanoscale electronic devices.

Condensed Matter Dec 14, 2006

Researchers produce insulation with lowest thermal conductivity ever

A new insulation material with the lowest thermal conductivity ever measured for a fully dense solid has been created at the University of Oregon and tested by researchers at three other U.S. institutions. While far from ...

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