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The photocatalytic reduction of CO2 into CO

Conversion of carbon dioxide into useful carbon sources, such as carbon monoxide, formic acid and formaldehyde, is attracting considerable interest as a way to recycle and utilize CO2. A step in this direction is the direct photocatalytic reduction of CO2…

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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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Imitating cactus plants to improve membrane performance

Regulation of water content in polymeric membranes is important in several applications, including proton-exchange fuel cell membranes. Normally, this is achieved either by external regulation or by operating the cells at higher temperatures. Now a team from CSIRO (Melbourne, Australia;…

Focus: Pipes, Tubes and Fittings

Antimicrobial tubing reduces the risk of bacterial transfer Clearflo Ag-47 antimicrobial tubing (photo) is now available in an additional seven sizes, expanding its range up to 1-in. inner dia. The NSF-listed tubing protects liquids from harmful bacteria that can result…

Radar measurement with 79 GHz technology

The Micropilot NMR81 (photo) utilizes 79 GHz technology to generate a narrow beam angle of 3 or 4 deg. Measurements are substantially more reliable, even in narrow tanks, because the radar beam avoids obstacles, such as baffles on the tank…

Customized process vessels and mixing systems

This company’s pressure vessels and integrated mixing/processing systems (photo) are used in production, pilot plants and laboratories for processing, reacting or blending specialty chemicals, adhesives, coatings, biomaterials recycling and more. High-quality materials, welding and finishing assure integrity and validation in…

Tableting technology debuts in North America

This company’s “next-generation” tableting technology will be showcased at Interphex (April 26–28; New York, N.Y.). Launched last year at Achema 2015, the Modul Q rotary tablet press (photo) features the company’s Exchangeable Compression Module (ECM). The new version of the…

A smart capacitance sensor for level control

The Advanced SmartLevel capacitive sensor (photo) combines standard capacitive sensing technology and the patented SmartLevel technology, enabling the ability to sense solids and highly conductive acids and bases with the utmost reliability. The Advanced SmartLevel is housed in 316 stainless…