(Phys.org)—A team of researchers with George Fox University in Oregon and the University of Montana has uncovered the ways in which calliope hummingbirds (Selasphorus calliope) get rid of the large amount of heat that is ...
(PhysOrg.com) -- Our modern age has become accustomed to regular improvements in information technology, says Slava Rotkin, but these advances do not come without a cost.
Nanophysics
Apr 13, 2009
3
0
Perovskite lasers have rapidly achieved progress in developing continuous-wave excited lasing from a femtosecond pulse excited lasing, which is considered a critical step towards electrically excited lasing. After continuous-wave ...
Optics & Photonics
Apr 14, 2023
0
22
Body hair in mammals is typically thought to have evolved to keep us warm in colder prehistoric times, but a new study suggests that it may do the opposite, at least in elephants. Epidermal hair may have evolved to help the ...
Plants & Animals
Oct 10, 2012
1
0
Imagine a cube on which light is projected by a flashlight. The cube reflects the light in a particular way, so simply spinning the cube or moving the flashlight makes it possible to examine each aspect and deduce information ...
Nanophysics
Mar 25, 2021
0
154
Theoretical physicists from SISSA and the University of California at Davis have developed a new approach to heat transport in materials, which finally allows crystals, polycrystalline solids, alloys and glasses to be treated ...
Materials Science
Aug 26, 2019
0
50
Integrated photonics extensively uses on-chip optical elements such as sources, splitters, modulators, and high-confinement waveguides embedded in a planar platform to efficiently process and route optical signals. There ...
Optics & Photonics
Dec 27, 2022
0
50
The icy moons in the outer solar system hold the potential for life, given that they may contain oceans of water. But life also needs a source of energy input to perform essential functions such as growth, reproduction and ...
Space Exploration
Jun 14, 2017
2
19
A room-temperature bonding technique for integrating wide bandgap materials such as gallium nitride (GaN) with thermally-conducting materials such as diamond could boost the cooling effect on GaN devices and facilitate better ...
Materials Science
Mar 12, 2020
0
18
Purdue University researchers have demonstrated the ability of a thin film to conduct heat on just its surfaces, identifying a potential solution to overheating in electronic devices such as phones and computers.
Nanophysics
Mar 27, 2018
0
16
