Superman can squeeze a lump of coal and turn it into a sparkling diamond—in comic books, anyway. There is some scientific validity to this fictional feat. Coal and diamonds are both composed of carbon. The two materials ...
Materials Science
Jul 2, 2020
0
36
A spacewalking astronaut added to the millions of pieces of junk orbiting the Earth on Friday, losing a small mirror on his sleeve as soon as he emerged from the International Space Station for battery work.
Space Exploration
Jun 26, 2020
1
532
A team of Korean researchers has developed a processing technology for maximizing energy densities of high-capacity batteries. The joint research team, which consists of Dr. Minah Lee and Dr. Jihyun Hong of the Clean Energy ...
Materials Science
Jun 22, 2020
0
9
Lithium-ion batteries usually contain graphitic carbons as anode materials. Scientists have investigated the carbonic nanoweb graphdiyne as a novel two-dimensional carbon network for its suitability in battery applications. ...
Nanomaterials
Jun 18, 2020
0
48
Researchers have presented a novel electrode material for advanced energy storage device that is directly charged with oxygen from the air. Professor Jeung Ku Kang's team synthesized and preserved the sub-nanometric particles ...
Nanophysics
Jun 17, 2020
0
7
With the increasing demand for affordable and sustainable energy, the ongoing development of batteries with a high energy density is vital. Lithium-sulfur batteries have attracted the attention of academic researchers and ...
Materials Science
Jun 16, 2020
0
34
Tower block games such as Jenga can be used to explain to schoolchildren how lithium-ion batteries work, meeting an educational need to better understand a power source that has become vital to everyday life.
Education
Jun 15, 2020
3
112
An unexpected property of nanometer-scale antimony crystals—the spontaneous formation of hollow structures—could help give the next generation of lithium ion batteries higher energy density without reducing battery lifetime. ...
Nanomaterials
Jun 9, 2020
0
113
The tremendous increase in the use of mobile technology, wearable electronics, and a wide range of portable devices in general over the past few decades, has driven scientists worldwide to seek out the next breakthrough in ...
Materials Science
Jun 4, 2020
0
80
Electricity storage in batteries is in ever increasing demand for smartphones, laptops, cars and the power grid. Solid-state batteries are among the most promising next-generation technologies because they offer a higher ...
Materials Science
Jun 4, 2020
0
528
