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Commercial debut slated for redox flow batteries

A new concept for large-scale redox-flow batteries (RFB) for energy-storage applications has been developed by ThyssenKrupp Industrial Solutions AG (Dortmund, Germany; www.thyssenkrupp-industrial-solutions.com). The system is based on the oxidation and reduction of vanadium ions (diagram, top) for either storing electrical…

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A faster way to determine pKa values

Researchers from the University of Tasmania (Hobart, Australia; www.utas.edu.au) and the University of Barcelona (Spain; www.ub.edu) have found a method to drastically speed up capillary electrophoresis (CE) for measuring pKa values (acid dissociation constants). This is especially valuable for pharmaceutical…

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Ethanol-based fuel cells get a boost with a new catalyst

Hideki Abe and colleagues at the National Institute for Materials Science (NIMS, Tsukuba City, Japan; www.nims.go.jp), in collaboration with the Global Research Center for Environment and Energy based on Nanomaterials Science (GREEN) and Tohoku University, have developed a new catalyst…

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Generate steam by solar heating with nanoporous graphene

Researchers, led by professor Mingwei Chen at the Advanced Institute for Materials Research (AIMR) of Tohoku University (Sendai City, Japan; www.wpi-aimr.tohoku.ac.jp), have developed a material that efficiently generates steam by solar heating. In laboratory trials using simulated solar radiation, the…

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Conductive plastic reduces battery weight

Integral Technology (Canton, Mich.; www.electriplast.com) has developed bipolar plates made from its electrically conductive plastic that can be used to reduce the space required for 12- and 24-V batteries, and virtually eliminate the need for lead metal in traditional lead-acid…

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Mitigate NOx emissions and increase energy efficiency

In an industrial-scale demonstration, a technology designed to lower NOx emissions has also boosted energy efficiency, according to developer ClearSign Combustion Corp. (Seattle, Wash.; www.clearsign.com). In addition to keeping NOx emissions at 5 ppm or below in industrial burners, ClearSign’s…

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Sensitive and rapid screening of low-mass hazardous compounds

Researchers from the Chinese Academy of Sciences (Beijing, China; www.cas.cn) and Fuzhou University (Fuzhou, China; www.fzu.edu.cn), led by the Academy’s Prof Qian Liu, have reported a new method for high-throughput, sensitive, and rapid screening of low-mass hazardous compounds in complex…

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Iron nanocatalysts boost ammonia production

Nanoscale iron catalysts, designed for industrial chemical applications, have been validated in commercial ammonia-production reactors in China. According to manufacturer QuantumSphere, Inc. (QSI; Santa Ana, Calif.; www.qsinano.com), incorporation of the nanocatalysts resulted in a 10–15% increase in ammonia production rate…

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Two new product families offer help for biofuel producers

Two families of newly developed products from specialty chemical maker Solenis (Wilmington, Del.; www.solenis.com) — a portfolio of fermentation aids and scale inhibitors — have the potential to improve the production of bioethanol and related fermentation processes. Solenis fermentation aids…

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This solvent-extraction process can monetize tough refinery sludges

Construction has begun on a commercial prototype of a low-boiling-point solvent-extraction process for recovering used catalyst powder and slurry oil from a recalcitrant sludge produced in the fluid catalytic cracking units (FCCUs) of petroleum refineries. The process allows refiners to…