Optical devices create, guide, and detect electromagnetic waves and include lasers, telescopes, and solar cells. Most of the materials used in these devices are challenging for certain applications because of a phenomenon ...
Optics & Photonics
Sep 18, 2019
0
477
When you pop a tray of water into the freezer, you get ice cubes. Now, researchers from the University of Colorado Boulder and the University of Toronto have achieved a similar transition using clouds of ultracold atoms.
Quantum Physics
Aug 2, 2019
1
1062
Phase-change materials that are used in the latest generation of smartphones could lead to higher storage capability and more energy efficiency. Data is recorded by switching between glassy and crystalline material states ...
Condensed Matter
Jun 14, 2019
0
243
Two-dimensional (2-D) materials—as thin as a single layer of atoms—have intrigued scientists with their flexibility, elasticity, and unique electronic properties, as first discovered in materials such as graphene in 2004. ...
Nanophysics
Jun 10, 2019
1
310
University of Oklahoma engineers in collaboration with the University of Tulsa have discovered a novel approach for the water-assisted upgrading of the renewable chemical, furfural, doubling or tripling the rate of conversion.
Materials Science
Apr 1, 2019
0
121
MIT researchers have demonstrated a new way to store unused heat from car engines, industrial machinery, and even sunshine until it's needed. Central to their system is what the researchers refer to as a "phase-change" material ...
Materials Science
Dec 20, 2018
3
815
By precisely measuring the entropy of a cerium copper gold alloy with baffling electronic properties cooled to nearly absolute zero, physicists in Germany and the United States have gleaned new evidence about the possible ...
Quantum Physics
May 12, 2017
2
807
Silicon memory chips come in two broad types: volatile memory, such as computer RAM that loses data when the power is turned off, and nonvolatile flash technologies that store information even after we shut off our smartphones.
General Physics
Aug 8, 2016
4
1396
(Phys.org)—New research by a group from Hokkaido University in Japan has shown that the plastic ionic crystal, quinuclidinium perrhenate, has ferroelectric properties and can serve as a model for finding new plastic ionic ...
Understanding where and how phase transitions occur is critical to developing new generations of the materials used in high-performance batteries, sensors, energy-harvesting devices, medical diagnostic equipment and other ...
Nanophysics
Dec 28, 2015
0
1989
