(Phys.org)—Researchers have designed a quantum thermal transistor that can control heat currents, in analogy to the way in which an electronic transistor controls electric current. The thermal transistor could be used in ...
Sediments at the bottom of the ocean can offer a window into the past, indicating environmental conditions not just from the sea but washed in from terrestrial runoff, as well as preserving the flora and fauna of the time. ...
The technological advancement of optical lenses has long been a significant marker of human scientific achievement. Eyeglasses, telescopes, cameras, and microscopes have all literally and figuratively allowed us to see the ...
Optics & Photonics
May 16, 2022
0
187
Researchers at the University of British Columbia have discovered three liquid phases in aerosol particles, changing our understanding of air pollutants in the Earth's atmosphere.
Condensed Matter
Apr 12, 2021
0
3925
Optical manipulation on the nano-scale, or nanophotonics, has become a critical research area, as researchers seek ways to meet the ever-increasing demand for information processing and communications. The ability to control ...
Optics & Photonics
Feb 24, 2020
0
861
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
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
The way that ordinary materials undergo a phase change, such as melting or freezing, has been studied in great detail. Now, a team of researchers has observed that when they trigger a phase change by using intense pulses ...
Condensed Matter
Oct 15, 2018
2
403
IBM researchers are developing a new computer architecture, better equipped to handle increased data loads from artificial intelligence. Their designs draw on concepts from the human brain and significantly outperform conventional ...
General Physics
Oct 3, 2018
0
1588
