Stars escape from their birth place and eventually become dispersed across the galaxy. This is an important process in galactic evolution. Theoretical studies suggest two possible reasons why stars escape. First, stars may ...
Astronomy
Oct 27, 2023
0
192
Scientists in the STAR collaboration at the Relativistic Heavy Ion Collider (RHIC)—an atom smasher at the U.S. Department of Energy's Brookhaven National Laboratory—have published a comprehensive analysis aimed at determining ...
General Physics
Dec 19, 2022
0
326
New photo-ferroelectric materials allow storage of information in a non-volatile way using light stimulus. The idea is to create energy efficient memory devices with high performance and versatility to face current challenges. ...
Optics & Photonics
Jan 20, 2021
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237
(Phys.org) —Grant Schmitz, eyes inches from a 6.5-by-12-foot panel of ultra-high performance concrete, studied the smooth surface for tiny cracks. He and other research engineers carefully marked every one with black markers.
Energy & Green Tech
May 17, 2013
0
0
Researchers at Ben-Gurion University of the Negev (BGU) have developed a radically new design for a concentrator solar cell that, when irradiated from the side, generates solar conversion efficiencies which rival, and may ...
Energy & Green Tech
Nov 8, 2012
2
0
UN chief Ban Ki-moon made a call to double global consumption of renewable energy over the next two decades in order to ensure sustainable economic development.
Energy & Green Tech
Apr 21, 2012
110
0
The technologies needed to begin seriously weaning the U.S. transportation system away from petroleum and toward alternatives such as hybrid and pure electric vehicles have made great progress, but harnessing them on a scale ...
Energy & Green Tech
Jan 24, 2011
16
0
Carbon impurity has long hindered efficiency in nitride-based electronic and optical devices. But Researchers at Tohoku University, have discovered a method that can quickly detect carbon impurity using light.
Materials Science
Dec 9, 2019
0
5
One way to reduce the level of carbon dioxide in the atmosphere, which is now at its highest point in 800,000 years, would be to capture the potent greenhouse gas from the smokestacks of factories and power plants and use ...
Materials Science
Sep 10, 2019
0
33
As power plant emissions decline in the Northeast, a group of East Coast states is targeting another source of greenhouse gases: cars, trucks and mass transit.
Environment
Jan 21, 2019
1
8
