Two companies mine 85% of all boron. China holds a near monopoly on downstream processing. Now a California mine wants to break open this opaque market.
Researchers in Japan have developed a new type of polymeric solid electrolyte for Li-ion batteries that is safer than commonly used electrolytes while maintaining conductivity.
A new Li-confinable porous carbon structure with a hollow core and a small number of gold nanoparticles may be the solution to dendrite formation in Li-metal batteries.