Lithium ion batteries often grow needle-like structures between electrodes that can short out the batteries and sometimes cause fires. Now, an international team of researchers has found a way to grow and observe these structures ...
Nanomaterials
Jan 9, 2020
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387
Ever since its discovery in 2004, graphene has been revolutionizing the field of materials science and beyond. Graphene comprises two-dimensional sheets of carbon atoms, bonded into a thin hexagonal shape with a thickness ...
Nanomaterials
Apr 8, 2024
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61
(Phys.org)—Researchers from North Carolina State University have created flower-like structures out of germanium sulfide (GeS) – a semiconductor material – that have extremely thin petals with an enormous surface area. ...
Nanomaterials
Oct 11, 2012
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Reza Shahbazian-Yassar thinks sodium might be the next big thing in rechargeable batteries.
Energy & Green Tech
Oct 8, 2012
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0
Pity the poor lithium ion. Drawn relentlessly by its electrical charge, it surges from anode to cathode and back again, shouldering its way through an elaborate molecular obstacle course. This journey is essential to powering ...
Nanomaterials
Oct 1, 2014
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0
(Phys.org) —Innovative materials chemistries continue to drive advances in lithium-ion batteries-the state-of-the-art in rechargeable energy storage. While many different battery components contribute to their performance, ...
Materials Science
Apr 5, 2013
2
0
In 1999, UCLA professor John Miao pioneered a technique called coherent diffractive imaging, or CDI, which allows scientists to re-create the 3D structure of noncrystalline samples or nanocrystals. The achievement was extremely ...
Nanophysics
May 29, 2015
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43
Laptops could work longer and electric cars could drive farther if it were possible to further increase the capacity of their lithium-ion batteries. The electrode material has a decisive influence on a battery's capacity. ...
Materials Science
Jun 6, 2013
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Solid-state lithium-ion batteries depend on the movement of ions (charged atoms) in the solid, rather than liquid, state to either charge or discharge the battery. These solid-state electrolytes are safer, more cost efficient ...
Analytical Chemistry
Oct 12, 2023
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8
Adding carbon atoms to a new type of solid lithium ion battery could make it charge faster and more safely.
Materials Science
Feb 23, 2018
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