Some metal oxides, such as nickelates, have a tuneable resistivity, which makes them an interesting material for adaptable electronics and cognitive computing. These materials can change their nature from metallic to insulating. ...
General Physics
Jun 11, 2020
0
96
This it is the story of a unique material—made of a single compound, it conducts electrons in different ways on its different surfaces and doesn't conduct at all in its middle. It is also the story of three research groups—two ...
Materials Science
Jun 11, 2020
0
62
NUS physicists have found a new way to create and tune the topological edge states in two-dimensional (2-D) topological insulators (TIs) for potential spintronic device applications.
Quantum Physics
Jun 4, 2020
0
198
Atomically thin layers of the semimetal tungsten ditelluride conduct electricity losslessly along narrow, one-dimensional channels at the crystal edges. The material is therefore a second-order topological insulator. By obtaining ...
Nanophysics
May 26, 2020
0
27
Rice University researchers have found evidence of piezoelectricity in lab-grown, two-dimensional flakes of molybdenum dioxide.
Nanomaterials
May 7, 2020
0
95
Dutch researchers at AMOLF and TU Delft have seen light propagate in a special material without reflections. The material, a photonic crystal, consists of two parts that each have a slightly different pattern of perforations. ...
Optics & Photonics
Mar 6, 2020
0
819
Scientists at the U.S. Department of Energy's Ames Laboratory have discovered that applying vibrational motion in a periodic manner may be the key to preventing dissipations of the desired electron states that would make ...
Quantum Physics
Feb 18, 2020
0
399
Styrofoam or copper—both materials have very different properties with regard to their ability to conduct heat. Scientists at the Max Planck Institute for Polymer Research (MPI-P) in Mainz and the University of Bayreuth ...
Materials Science
Jan 17, 2020
0
1102
Scientists at Tokyo Institute of Technology (Tokyo Tech) report a new material combination that sets the stage for magnetic random access memory based on spin, an intrinsic property of electrons. The innovation could outperform ...
Quantum Physics
Dec 27, 2019
2
929
For the first time, LEGO has been cooled to the lowest temperature possible in an experiment which reveals a new use for the popular toy.
General Physics
Dec 23, 2019
1
821
