article thumbnail

University of Houston team demonstrates new efficient solar water-splitting catalyst for hydrogen production

Green Car Congress

Researchers from the University of Houston (UH) have developed a cobalt(II) oxide (CoO) nanocrystalline catalyst that can carry out overall water splitting with a solar-to-hydrogen efficiency of around 5%. They report on their work in a paper in the journal Nature Nanotechnology.

Houston 268
article thumbnail

Researchers develop earth-abundant photocatalyst for conversion of ammonia into hydrogen

Green Car Congress

A reaction cell (left) and the photocatalytic platform (right) used on tests of copper-iron plasmonic photocatalysts for hydrogen production from ammonia at Syzygy Plasmonics in Houston. —Hossein Robatjazi, chief scientist at Houston-based Syzygy Plasmonics. Courtesy of Syzygy Plasmonics, Inc.

Hydrogen 273
article thumbnail

NSF awards $2M to Rice U collaboration to explore direct conversion of CO2 into fuels

Green Car Congress

Koch School of Chemical Engineering Practice at the Massachusetts Institute of Technology; and Yuanyue Liu, an assistant professor of mechanical engineering at the University of Texas at Austin. We intend to build an electrochemical modular system as a platform for a continuous conversion process of simulated flue gas to pure liquid fuels.

article thumbnail

U. Houston-led project looking for new exhaust treatment catalysts for low-temperature lean-burn combustion engines

Green Car Congress

A chemical engineer from the University of Houston is leading a $2.1-million The project also includes researchers from the University of Virginia (UVA); Oak Ridge National Laboratory (ORNL); and Southwest Research Institute (SwRI). Engineers from Fiat-Chrysler Automobiles Inc. and Johnson Matthey Inc. —Michael Harold.

Houston 170
article thumbnail

Study finds paved surfaces in Houston worsen air quality

Green Car Congress

Paved surfaces in the Houston area keep the city warmer than more natural surfaces. ““The very existence of the Houston area favors stagnation.” The research team combined extensive atmospheric measurements with computer simulations to examine the impact of pavement on breezes in Houston. Credit: UCAR.

Houston 247
article thumbnail

Univ. Houston, Caltech team develops new earth-abundant, cost-effective catalyst for water-splitting

Green Car Congress

A team of researchers from the University of Houston and the California Institute of Technology has developed an active and durable earth-abundant transition metal dichalcogenide-based hybrid catalyst for water-splitting that exhibits high hydrogen evolution activity approaching the state-of-the-art platinum catalysts.

Houston 150
article thumbnail

US/China team develops robust, stable Ni/Fe OER catalyst for water-splitting at low overpotentials

Green Car Congress

A team from the University of Houston and Hunan Normal University in China has developed an active and durable oxygen evolution reaction (OER) catalyst for water splitting that meets commercial crtieria for current densities at low overpotentials. to deliver 200 mA cm -2 , unsatisfactory for the commercial requirements of 1.8-2.4

Water 170