(Phys.org) —A breakthrough in nanolaser technology has been made by Arizona State University researchers.
Optics & Photonics
Mar 12, 2013
0
0
Nestled between radio waves and infrared light is the terahertz (THz) portion of the electromagnetic spectrum. By adding a nanoscale bit of graphene, researchers have found a better way to tune radiation for a THz transmitter.
Nanophysics
Sep 12, 2011
11
0
Liquid fuels with high energy density are essential in many applications where chemical energy is converted into controlled motion, such as in rockets, gas turbines, boilers, and certain vehicle engines. Besides their combustion ...
Polymers
May 11, 2022
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24
The end of the Norse settlements on Greenland likely will remain shrouded in mystery. While there is scant written evidence of the colony's demise in the 14th and early 15th centuries, archaeological remains can fill some ...
Archaeology
May 30, 2011
4
0
While it's common knowledge that mountaintops are colder than the valleys below, a new University of Vermont (UVM) study is flipping the script on what we know about forests and climate.
Ecology
Apr 18, 2024
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497
(PhysOrg.com) -- Forget dancing angels, a research team from the National Institute of Standards and Technology (NIST) and the University of Colorado (CU) has shown how to detect and monitor the tiny amount of light reflected ...
Nanophysics
Mar 25, 2009
1
0
A metal alloy composed of niobium, tantalum, titanium, and hafnium has shocked materials scientists with its impressive strength and toughness at both extremely hot and cold temperatures, a combination of properties that ...
Analytical Chemistry
Apr 22, 2024
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39
With the number of extreme weather days rising around the globe in recent years due to global warming, it is no surprise that there has been an upward trend in hospital visits and admissions for injuries caused by high heat ...
Environment
Aug 18, 2020
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15
(PhysOrg.com) -- "Secondary" may not sound as important as "primary" but when it comes to the next-generation James Webb Space Telescope a secondary mirror plays a critical role in ensuring the telescope gathers information ...
Space Exploration
Jul 20, 2011
10
1
A new study has estimated for the first time how the eruption of Mount Tambora changed the probability of the cold and wet European 'year without a summer' of 1816.
Earth Sciences
Sep 17, 2019
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