High pressure, as an extreme condition, can effectively change the interaction between atoms inside a material, forcing the electronic structure and optical properties to change. Studying the optical and ultrafast dynamical ...
Condensed Matter
Aug 27, 2021
0
563
Smartphones, laptops, and lighting applications rely on light-emitting diodes (LEDs) to shine bright. But the brighter these LED technologies shine, the more inefficient they become, releasing more energy as heat instead ...
Condensed Matter
Aug 27, 2021
3
1005
Optoelectronics—technology that gives off, detects, or controls light—are used everywhere in modern electronics and include devices such as light-emitting diodes (LEDs) and solar cells. Within these devices, the movement ...
Nanophysics
Aug 25, 2021
0
297
Scientists have learned how to place crystalline defects in new materials with atomic-scale precision. This enables materials that can control excitons—energy carriers that are similar to subatomic particles. New research ...
Nanomaterials
Aug 9, 2021
0
172
Scientists from the Faculty of Physics of the University of Warsaw have demonstrated exciton-polariton lasing and parametric scattering of exciton-polaritons in a system of coupled optical microcavities. The results have ...
Optics & Photonics
Jul 28, 2021
0
1598
Organic light-emitting diodes (OLEDs) are widely used in display technology and are also being investigated for lighting applications. A comprehensive understanding of these devices is therefore important if their properties ...
Optics & Photonics
Jun 25, 2021
0
1
The future of quantum computing may depend on the further development and understanding of semiconductor materials known as transition metal dichalcogenides (TMDCs). These atomically thin materials develop unique and useful ...
Condensed Matter
Jun 14, 2021
2
779
In a world first, researchers from the Okinawa Institute of Science and Technology Graduate University (OIST) have captured an image showing the internal orbits, or spatial distribution, of particles in an exciton—a goal ...
Quantum Physics
Apr 21, 2021
0
877
Interlayer excitons in transition metal dichalcogenides (TMDs) van der Waals (vdW) heterostructures exhibit fascinating physics and hold great promise for developing excitonic devices. Scientists in China present a systematical ...
Nanophysics
Apr 14, 2021
0
5
Prof. Zhao Jin's research team from University of Science and Technology of China (USTC) has made important progress in the development of spin-valley exciton dynamics. The research developed an ab initio nonadiabatic molecular ...
General Physics
Mar 25, 2021
0
73
