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Making motors intelligent

At the Hannover trade fair (April 24–29; Hannover, Germany), ABB (Zurich, Switzerland; www.abb.com) introduced a new sensing solution for monitoring low-voltage motors. Smart sensors attached directly to the motor supply information regarding operating and condition parameters via wireless transmission. The…

Diamond-based electrodes allow handling of difficult-to-treat wastewaters

A scaled-up version of an electrochemical cell with boron-doped diamond electrodes has been introduced, and the system treats wastewaters containing difficult-to-oxidize dissolved pollutants. Known as Diamox, the electrochemical oxidation cell was developed by Element Six (www.e6.com), a designer and manufacturer…

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Sun and rain generate electricity in this solar cell

An all-weather solar cell that generates electricity by both sunlight and rain has been developed by researchers led by professor Qunwei Tang from the Institute of Material Science and Engineering at Ocean University of China (Qingdao; http://eweb.ouc.edu.cn) and professor Peizhi…

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Chementator Briefs

Biomass to sugar Plans are underway to build a commercial-scale sugar-production facility that uses a novel process for converting corn stover into high-purity glucose. The 95%-pure glucose syrup produced there will be used as a raw material in the production…

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A patent granted for this self-diagnostic technology used in boilers

The Clark-Reliance Corp. (Strongsville, Ohio; www.clark-reliance.com) has been awarded a U.S. Patent for its Eye-Hye SmartLevel system for remote indication of water level for industrial boilers. The patent recognizes the uniqueness of the system’s self-diagnostic technology, which intelligently monitors the…

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Natural film for food packaging

A novel food-packaging material that is free from chemical additives and that can slow down fungal growth — doubling the shelf-life of perishable foods — has been developed by researchers from the National University of Singapore (www.nus.edu.sg). The researchers used…

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Syngas-to-lipids process demonstrated

Researchers at the Massachusetts Institute of Technology (MIT; Cambridge, Mass.; www.mit.edu) have demonstrated a two-stage process to convert synthesis gas (syngas) into lipids that can be used in biodiesel production. Eventually, such a process could be used to convert waste…

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Making PLGA by one-step fermentation

A Korean team, headed by professor Sang Yup Lee of the Korea Advanced Institute of Science and Technology (Daejeon, South Korea; www.kaist.ac.kr), has obtained various forms of PLGA [poly(lactate-co-glycolate)] from natural sources, allowing plastics to be made in an environmentally…

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Making complex silicone parts by 3-D printing

The field of additive manufacturing (AM) — often referred to as 3-D printing — has seen explosive growth in recent years (Chem. Eng., February 2015, pp. 20–23; www.chemengonline.com/3-d-printing-accelerates-creating-cpi-opportunities). In AM, no tools or molds are required to shape the desired…

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Extremophilic algae selectively recovers precious metals from solution

The research group of Ayumi Minoda at the University of Tsukuba (Japan, plmet.biol.tsukuba.ac.jp) has discovered that the cellular surface layer of the sulfothermophilic red algae, Galdieria sulphuraria, can efficiently adsorb gold and palladium ions, even in highly acidic conditions. G.…