Search results for dopant

Condensed Matter Apr 9, 2018

Unlocking the secrets of ice

The complex properties of water and ice are not well understood but a team from UCL and the ISIS Neutron and Muon Source have revealed new information about a phase of ice called ice II.

General Physics Mar 27, 2018

Exploring the thermoelectric properties of tin selenide nanostructures

Single crystal tin selenide (SnSe) is a semiconductor and an ideal thermoelectric material; it can directly convert waste heat to electrical energy or be used for cooling. When a group of researchers from Case Western Reserve ...

Condensed Matter Mar 22, 2018

Designing a new material for improved ultrasound

Development of a theoretical basis for ultrahigh piezoelectricity in ferroelectric materials led to a new material with twice the piezo response of any existing commercial ferroelectric ceramics, according to an international ...

General Physics Mar 20, 2018

Beyond the WIMP: Unique crystals could expand the search for dark matter

A new particle detector design proposed at the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) could greatly broaden the search for dark matter—which makes up 85 percent of the total mass ...

Nanomaterials Mar 12, 2018

'Sweet spot' in sweet material for hydrogen storage

Rice University engineers have zeroed in on the optimal architecture for storing hydrogen in "white graphene" nanomaterials—a design like a Lilliputian skyscraper with "floors" of boron nitride sitting one atop another ...

Nanomaterials Mar 9, 2018

Simulation and experiment help researchers study next-generation semiconductors

Semiconductors, a class of materials that can function as both electrical conductor and insulator depending on the circumstances, are fundamental to modern electronics. Silicon is the most widely used semiconductor, but in ...

Nanophysics Feb 21, 2018

Spatial structure of bound hole states in black phosphorous

NUS chemists have discovered that the bound states of "holes" (the absence of an electron which leads to a net positive charge) in black phosphorus changes from an extended ellipse into a dumbbell shape when it is electrically ...

Nanomaterials Feb 19, 2018

Team develos new process for manufacturing SWCNT films

In a finding that could accelerate the development of next-generation wearable and flexible electronics, a team of Skoltech scientists led by Professor Albert Nasibulin has discovered a revolutionary means of improving the ...

Nanophysics Feb 8, 2018

First 3-D imaging of excited quantum dots

Quantum dots are rapidly taking center stage in emerging applications and research developments, from enhanced LCD TVs and thin-film solar cells, to high-speed data transfer and fluorescent labeling in biomedical applications.

Materials Science Feb 1, 2018

Precisely tailoring the dynamics of upconversion luminescence

A team of researchers led by Professors Hong Zhang (photonic nanochemistry) and Evert Jan Meijer (computational chemistry) of the University of Amsterdam's Van 't Hoff Institute for Molecular Sciences has significantly improved ...

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