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277 Current news about the topic chemical engineering

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Removing toxic mercury from contaminated water

22-Nov-2018

Water which has been contaminated with mercury and other toxic heavy metals is a major cause of environmental damage and health problems worldwide. Now, researchers from Chalmers University of Technology, Sweden, present a totally new way to clean contaminated water, through an electrochemical ...

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A path to sustainable and biodegradable polyesters

04-Jun-2018

There's a good chance you've touched something made out of the polyolefin polymer today. It's often used in polyethylene products like plastic bags or polypropylene products like diapers. As useful as polyolefins are in society, they continue to multiply as trash in the environment. Scientists ...

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Don’t wait for a unicorn: investing in low-carbon tech now will save money

22-May-2018

Waiting for a ‘unicorn technology’ that provides green energy at low cost could be more expensive than adopting low-carbon energy technologies now. Researchers from Imperial College London say if Britain invested more in today’s low-carbon energy technologies, it would save more money in the long ...

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A simple method etches patterns at the atomic scale

27-Apr-2018

A precise, chemical-free method for etching nanoscale features on silicon wafers has been developed by a team from Penn State and Southwest Jiaotong University and Tsinghua University in China. In standard lithography, a photosensitive film is deposited on a silicon wafer and a pattern called a ...

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CNT membranes used to make carbon-zero fuels for less than fossil fuels

13-Mar-2018

Mattershift, an NYC-based startup with alumni from MIT and Yale has achieved a breakthrough in making carbon nanotube (CNT) membranes at large scale. The startup is developing the technology's ability to combine and separate individual molecules to make gasoline, diesel, and jet fuel from CO2 ...

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3-D printing improves cell adhesion and strength of PDMS polymer

25-Jan-2018

Combining two different polymer forms can switch manufacturing of silicone parts from molding, casting and spin coating of simple forms to 3-D printing of complex geometries with better mechanical characteristics and better biological adhesion, according to a team of Penn State researchers. "So ...

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Cheaper catalytic converter meets modern engines

Less platinum needed

18-Dec-2017

As cars become more fuel efficient, less heat is wasted in the exhaust, which makes it harder to clean up the pollutants being emitted. Researchers at Washington State University, Pacific Northwest National Laboratory and the University of New Mexico have created a catalyst capable of reducing ...

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Breakthrough process for directly converting methane to methanol

04-Dec-2017

The direct oxidation of methane--found in natural gas--into methanol at low temperatures has long been a holy grail. Now, researchers at Tufts have found a breakthrough way to accomplish the feat using a heterogeneous catalyst and cheap molecular oxygen, according to a paper published by a team ...

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New 'supercatalyst' to recycle carbon dioxide and methane

20-Nov-2017

The University of Surrey has developed a new and cost-effective catalyst to recycle two of the main causes behind climate change - carbon dioxide (CO2) and methane (CH4). Scientists describe how they created an advanced nickel-based catalyst strengthened with tin and ceria, and used it to ...

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Fueling the future

Scientists promote new method of algal hydrogen production

14-Nov-2017

Changing the way the nation generates and consumes energy is at the heart of a new NSF grant awarded to Arizona State University and Kevin Redding, professor in the School of Molecular Sciences and director of the Center for Bioenergy and Photosynthesis (CB&P). The goal of Redding and his ...

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