Measurements of the optical response of 2-D transition-metal dichalcogenides have now pinpointed real material systems in which a hypothesized light-squeezing quasiparticle can form. The 2-D exciton-polariton, which couples ...
A team of researchers led by Sufei Shi, an assistant professor of chemical and biological engineering at Rensselaer Polytechnic Institute, has uncovered new information about the mass of individual components that make up ...
General Physics
Jun 19, 2020
0
108
Mixing and matching computational models of 2-D materials led scientists at Rice University to the realization that excitons—quasiparticles that exist when electrons and holes briefly bind—can be manipulated in new and ...
Soft Matter
Jun 15, 2020
0
187
An international research team led by scientists at the University of California, Riverside, has observed light emission from a new type of transition between electronic valleys, known as intervalley transmissions.
Quantum Physics
May 15, 2020
0
128
Since the development of diffractive optical elements in the 1970s, researchers have increasingly uncovered sophisticated fundamental principles of optics to replace the existing bulky optical elements with thin and lightweight ...
Hidden within countless materials are valuable properties that will enable the next generation of technologies, like quantum computing and improved solar cells.
Quantum Physics
Apr 30, 2020
0
1191
Leading research groups in the field of nanophotonics are working toward developing optical transistors—key components for future optical computers. These devices will process information with photons instead of electrons, ...
Optics & Photonics
Apr 10, 2020
0
131
Since its discovery in 2014, phosphorene—a sheet of phosphorus atoms only a single atom thick—has intrigued scientists due to its unique optoelectronic anisotropy. In other words, electrons interact with light and move ...
General Physics
Mar 25, 2020
0
268
Optical gain is a prerequisite for signal amplification in an optical amplifier or laser. It typically requires high levels of current injection in conventional semiconductors. By exploring an intricate balance and conversion ...
Optics & Photonics
Mar 20, 2020
0
4
Tailoring the dimensions and other attributes of carbon nanotubes can substantially boost the amount of light they emit, three physicists at RIKEN have discovered. This finding promises to lead to the development of highly ...
Nanomaterials
Mar 6, 2020
1
338
