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Search results for perovskite lattice

Materials Science Apr 5, 2018

Light 'relaxes' crystal to boost solar cell efficiency

Some materials are like people. Let them relax in the sun for a little while and they perform a lot better.

Materials Science Mar 20, 2018

Study reveals new insights into how hybrid perovskite solar cells work

Scientists have gained new insights into a fundamental mystery about hybrid perovskites, low-cost materials that could enhance or even replace conventional solar cells made of silicon.

General Âé¶¹ÒùÔºics Mar 19, 2018

A future colorfully lit by mystifying physics of paint-on semiconductors

Some novel materials that sound too good to be true turn out to be true and good. An emergent class of semiconductors, which could affordably light up our future with nuanced colors emanating from lasers, lamps, and even ...

Quantum Âé¶¹ÒùÔºics Mar 15, 2018

Theoretical quantum spin liquid prepared for the first time

In 1987, Paul W. Anderson, a Nobel Prize winner in physics, proposed that high-temperature superconductivity, or loss of electrical resistance, is related to an exotic quantum state now known as quantum spin liquid. Magnetic ...

Optics & Photonics Mar 13, 2018

Imaging sound movements of atomic units with an optical microscope

An international team of researchers, led by Dr. Hyunmin Kim of Companion Diagnostics and Medical Technology Research Group at DGIST developed an imaging technique to monitor the sound movement of an atomically thin substance ...

Materials Science Feb 2, 2018

Strange things happen when a crystal is split in two

The remarkable strength of ionic crystals is easily explained at the atomic scale: Positively and negatively charged atoms sit side by side in a repeating periodic arrangement. The strong electrostatic force in between keeps ...

Materials Science Jan 19, 2018

Lifespan of fuel cells maximized using small amount of metals

Fuel cells are a key future energy technology emerging as eco-friendly and renewable energy sources. In particular, solid oxide fuel cells composed of ceramic materials can directly convert fuels such as biomass, LNG, and ...

Nanophysics Jan 10, 2018

Extremely bright and fast light emission

An international team of researchers from ETH Zurich, IBM Research Zurich, Empa and four American research institutions have found the explanation for why a class of nanocrystals that has been intensively studied in recent ...

Quantum Âé¶¹ÒùÔºics Dec 18, 2017

'Quantum material' has shark-like ability to detect small electrical signals

A "quantum material" that mimics a shark's ability to detect the minute electric fields of small prey has been shown to perform well in ocean-like conditions, with potential applications from defense to marine biology.

Condensed Matter Oct 26, 2017

Bayesian probability-based computer program rolls the dice on perovskite interfaces

Perovskites are a type of mineral and class of materials, and have been attracting a great deal of attention for their potential applications to technologies such as those used in solar cells. These unique materials have ...

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