article thumbnail

UT Austin team devises new strategy for safe, low-cost, all-solid-state rechargeable Na or Li batteries suited for EVs

Green Car Congress

Researchers at the University of Texas at Austin, including Prof. With the Li-glass and Na-glass electrolytes, we have demonstrated in this paper one possible new strategy in which the cathode consists of plating the anode alkali-metal on a copper-carbon cathode current collector at a voltage V > 3.0

Low Cost 150
article thumbnail

UT Austin team identifies promising new cathode material for sodium-ion batteries: eldfellite

Green Car Congress

Professor John Goodenough, the inventor of the lithium-ion battery, and his team at the University of Texas at Austin have identified a new cathode material made of the nontoxic and inexpensive mineral eldfellite (NaFe(SO 4 ) 2 ), presenting a significant advancement in the quest for a commercially viable sodium-ion battery.

Sodium 150
article thumbnail

UT Austin team develops new family of high-capacity anode materials: Interdigitated Eutectic Alloys

Green Car Congress

Researchers in the Cockrell School of Engineering at The University of Texas at Austin have developed a new family of anode materials that can double the charge capacity of lithium-ion battery anodes. It is a simple, low-cost approach that can be applied to a broad range of alloy systems with various working ions such as Li, Na, or Mg.

Austin 150
article thumbnail

UT Austin team uses polypyrrole-MnO2 coaxial nanotubes as sulfur host to improve performance of Li?sulfur battery

Green Car Congress

Researchers at the University of Texas at Austin have developed a novel electrode for lithium-sulfur batteries that improves cyclic stability and rate capability significantly. In a paper published in the ACS journal Nano Letters , they report using polypyrrole-MnO 2 coaxial nanotubes to encapsulate sulfur.

Austin 150
article thumbnail

Tesla’s $25,000 car to be built at Giga Texas, then Giga Mexico: Elon Musk

Teslarati

Tesla CEO Elon Musk has shared some new details about the automaker’s plans for its next-generation, $25,000 electric vehicle (EV), including that it will be built first in Austin, Texas. On Tuesday, longtime auto industry veteran Sandy Munro shared a new interview with Musk, held following the Cybertruck delivery event.

Mexico 143
article thumbnail

U Texas Austin team finds P2S5 electrolyte additive enables use of Li2S bulk particles for high-capacity cathodes in lithium-sulfur batteries; ~800 mAh/g

Green Car Congress

Researchers at the University of Texas at Austin, led by Prof. In a paper published in the ACS Journal of Physical Chemistry Letters , the team suggested that this strategy is both of significance for the safe and effective use of Li 2 S as a cathode material and as a promising step toward the low-cost fabrication of metallic-lithium-free Li?S

article thumbnail

New cobalt-free high-voltage spinel cathode material with high areal capacity

Green Car Congress

Researchers from the University of California San Diego (UCSD) and the University of Texas at Austin, with colleagues at the US Army Research Laboratory and Lawrence Berkeley National Laboratory, have developed a thick cobalt-free high voltage spinel (LiNi 0.5 O 4 (LNMO)) cathode material with high areal capacity.

Ni-Li 307