Remove 2018 Remove Insight Remove Light Remove Universal
article thumbnail

UCSD team sheds light on mechanism of sulfur embrittlement of nickel

Green Car Congress

Engineers at the University of California San Diego have shed new light on the atomic-level mechanism of the sulfur embrittlement of nickel, a classic problem that has puzzled the scientific community for nearly a century. These are of broad technological importance. —Jian Luo. —Jian Luo. —Jian Luo.

San Diego 150
article thumbnail

Rice team demonstrates more efficient photocatalyst for converting ammonia to hydrogen

Green Car Congress

Rice University nanoscientists have demonstrated a new catalyst that can convert ammonia into hydrogen fuel at ambient pressure using only light energy, mainly due to a plasmonic effect that makes the catalyst more efficient. Photo by LANP/Rice University). That was the first generation.

Hydrogen 287
article thumbnail

New photochemical diode artificial photosynthesis system doubles efficiency of solar water splitting

Green Car Congress

nm), the energy conversion efficiency and apparent quantum yield reaches ~8.75% and ~20%, respectively—the highest values ever reported for one-step visible-light driven photocatalytic overall pure water splitting. The gallium nitride turns light, or photons, into mobile electrons and positively charged vacancies called holes.

Water 186
article thumbnail

Tsinghua review of solid-state Li-metal batteries finds great promise, but much work still to be done

Green Car Congress

In a review published in the journal Chem of the technical issues generated by the mating of Li-metal anodes and solid-state electrolytes, a team from Tsinghua University concludes that such solid-state lithium metal batteries (SSLMBs) have “ brilliant prospects, though practically there are still many barriers to be overcome. ”. Cheng et al.

Li-ion 247
article thumbnail

This Nigerian Startup’s Minigrid Began as a School Project

Cars That Think

After he graduated from the Federal University of Technology in Owerri, Nigeria, his plan was to get a high-paying job at one of the multinational oil and gas companies based in the country. In 2018 he was in the inaugural cohort of the Obama Foundation ’s Leaders Africa program. Established by former U.S.

Nigeria 68
article thumbnail

Obama Administration launches series of actions to accelerate EV adoption; inc. $4.5B in loan guarantees, pursuing 350 kW fast charge

Green Car Congress

35 new businesses, non-profits, universities, and utilities signing on to DOE’s Workplace Charging Challenge and committing to provide electric vehicle charging access for their workforce. Dayton Power & Light Company. Florida Power and Light Company. Hawai`i Electric Light. Indianapolis Power & Light Company.

Obama 150
article thumbnail

New group of materials could lead to faster-charging Li-ion batteries

Green Car Congress

Researchers from the University of Cambridge, with colleagues from Argonne National Laboratory in the US and Diamond Light Source, Harwell Science and Innovation Campus, UK, have identified a group of materials—niobium tungsten oxides—that could be used to make even higher power batteries. Griffith, Kamila M.

Li-ion 247