Tag Archive for 'Catalyst'

Direct electrochemical reduction of carbon dioxide capture species, i.e., carbamate and (bi)carbonate, can be promising for carbon dioxide capture and conversion from point-source. Image credit: Neves-Garcia et al., doi: 10.1021/jacs.4c09744.

Researchers Find New Way to Convert Carbon Dioxide into Methane

Nov 22, 2024 by News Staff

A new class of atomically dispersed nickel catalysts directly converts captured carbon dioxide (CO2) to methane (CH4), according to Dr. Tomaz Neves-Garcia,...

The oxidation of ferrocenyl-substituted boranes and boronic esters allows for the straightforward synthesis of strong boron-centered Lewis superacids. Image credit: Köring et al., doi: 10.1002/anie.202216959.

Chemists Develop New Technique to Synthesize Lewis Superacids

Feb 27, 2023 by Enrico de Lazaro

Lewis superacids are very special catalysts that can be used to break strong chemical bonds in non-biodegradable fluorinated hydrocarbons and climate-damaging...

Yao et al. propose a potentially available extraterrestrial photosynthesis pathway on the Moon, which will help us to achieve a zero-energy consumption extraterrestrial life support system. Image credit: Yao et al., doi: 10.1016/j.joule.2022.04.011.

Lunar Soil Contains Active Compounds that Can Convert Carbon Dioxide into Oxygen and Fuels

May 5, 2022 by News Staff

In light of significant efforts being taken toward manned deep space exploration, it is of high technological importance and scientific interest to develop...

Cai et al demonstrate the catalytic activity of Ag and Au clusters physically deposited onto titanium dioxide (TiO2) powders with the MACS in the catalytic ozonation of nitrophenol; compared to traditional catalysts reported in the literature, the catalysts produced by the MACS exhibit at least comparable activities and show excellent reusability without evident degradation after five cycles: (a) photograph and (b) schematic diagram of the MACS system; (c) photograph of the Ag cluster on TiO2 powder catalyst produced (1 g), showing the color change from white to brown. Image credit: Cai et al, doi: 10.1021/acsami.0c05955.

Scientists Develop Environmentally Friendly Method for Removing Chemicals from Water

Jul 2, 2020 by News Staff

The newly-invented method, named the matrix assembly cluster source (MACS), involves no solvent and is a step change in the approach to water treatment...

This electron microscope (colorized) image shows the arrangement of electrons on the gold particle. Image credit: Ye et al, doi: 10.1002/advs.201900911.

Researchers Create World’s Thinnest Gold Sheets Ever, Just Two Atoms Thick

Aug 12, 2019 by News Staff

A team of researchers at the University of Leeds, UK, has created gold nanosheets with a thickness of only 0.47 nm (two atomic layers thick) — the...

Zhang et al studied catalytic pyrolysis of waste plastics over activated carbon catalyst. Image credit: Zhang et al, doi: 10.1016/j.apenergy.2019.113337.

Scientists Find Way to Turn Waste Plastics into Jet Fuel-Range Hydrocarbons

Jun 4, 2019 by News Staff

In experiments described in the journal Applied Energy, a team of researchers from China and the U.S. melted plastic waste at high temperature with activated...

Magnesite. Image credit: Rob Lavinsky, iRocks.com / CC BY-SA 3.0.

Researchers Find Rapid Way to Make Carbon Dioxide-Storing Mineral Magnesite

Aug 16, 2018 by News Staff

A team of researchers led by Trent University’s Professor Ian Power has developed an accelerated way to produce magnesite (MgCO3) at room temperature...

Schematic illustration depicting synthesis of the 3D-hm LSMO catalysts. Image credit: Wang et al.

Step Forward in Engineering High-Efficiency Nanohybrid Catalysts

Jun 1, 2017 by News Staff

Versatile superstructures composed of nanoparticles have recently been prepared using various disassembly methods. However, little information is known...

Solar cells. Image credit: Airman 1st Class Nadine Y. Barclay / U.S. Air Force.

Photosynthetic Solar Cell Converts Atmospheric Carbon Dioxide, Sunlight into Fuel

Aug 1, 2016 by News Staff

An international team of researchers and engineers from South Korea and the United States has developed a solar cell that efficiently converts carbon dioxide...

Molecular representations of the NU-1000 node and linker (left), MOF topology (two views, center), and the dehydration of the NU-1000 node (right). Zr – blue, O – red, C - black, H - white. Image credit: Joseph E. Mondloch et al.

Novel Material Destroys Chemical Warfare Agents Soman, VX in Minutes

Mar 18, 2015 by News Staff

A group of chemists co-led by Dr Joseph Hupp and Dr Omar Farha, both from Northwestern University, has developed a new material that is very effective...