(Phys.org) —When thin films of ferroelectric materials are grown on single-crystal substrates, they can develop regions of aligned polarization—called "domains"—that often adopt complex patterns. Manipulation of ferroelectric ...
Nanophysics
Jan 31, 2014
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Unexpected behavior in ferroelectric materials explored by researchers at the Department of Energy's Oak Ridge National Laboratory supports a new approach to information storage and processing.
General Physics
Nov 18, 2013
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If solar cells could generate higher voltages when sunlight falls on them, they'd produce more electrical power more efficiently. For over half a century scientists have known that ferroelectrics, materials whose atomic structure ...
General Physics
Sep 15, 2011
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Ferroelectric materials have found widespread use in everyday technology mainly owing to their electric polarization that can be switched between two distinct states. Overcoming the binary limit of ferroelectrics in order ...
Optics & Photonics
Jun 7, 2022
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139
Researchers in the Technion Department of Materials Science and Engineering have succeeded in changing a material's electrical properties by vacating an oxygen atom from the original structure. Possible applications include ...
Nanophysics
Jan 3, 2022
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443
For years, researchers believed that the smaller the domain size in a ferroelectric crystal, the greater the piezoelectric properties of the material. However, recent findings by Penn State researchers have raised questions ...
Condensed Matter
Nov 17, 2021
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102
A UNSW study published today in Nature Communications presents an exciting step towards domain-wall nanoelectronics: a novel form of future electronics based on nano-scale conduction paths, and which could allow for extremely ...
Nanophysics
Jan 20, 2020
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222
The high resolution and wealth of data provided by an experiment at Diamond can lead to unexpected discoveries. The piezoelectric properties of the ceramic perovskite PMN-PT (0.68Pb(Mg1/3Nb2/3)O3–0.32PbTiO3) are widely ...
Condensed Matter
Jun 18, 2019
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48
According to the rules of quantum mechanics, electrons behave as particles or waves. Similar to the walls of a water reservoir, "electrostatic potential walls" can be created to confine electrons to desired spatial regions, ...
Quantum Physics
May 28, 2019
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With a little physics ingenuity, scientists have designed a way to redistribute electricity on a small scale, potentially opening new avenues of research into more energy-efficient computing.
General Physics
Apr 9, 2019
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