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Wood-supported catalyst safely keeps fruit fresh

Ethylene is a multifunctional phytohormone that regulates growth, ripening and other functions in plants. For example, bananas stored next to apples will ripen quickly due to the ethylene released from the apples, which in turn are triggered to release more…

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Chementator Briefs

Li2CO3 from brine Purities of greater than 99.9% for battery-quality lithium carbonate have been achieved using a proprietary artificial-intelligence-powered crystallization technology developed by Standard Lithium Ltd. (Vancouver, B.C.; www.standardlithium.com). The total cation contaminant levels were reduced from nearly 2,500 parts…

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Chementator Briefs

Caprolactam Genomatica (San Diego, Calif.; www.genomatica.com) recently announced the production of the world’s first renewably sourced ton of caprolactam, the key ingredient for nylon-6. The company made the caprolactam by fermenting plant sugars with engineered microbes, departing from the conventional…

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Bio-inspired textiles recover oil from water

A technology that removes oil from the surface of water without pumps or chemicals has been developed by German researchers at the Universities of Bonn (www.uni-bonn.de) and Aachen (www.uni-aachen.de) and textile-manufacturer Heimbach GmbH (Düren, Germany; www.heimbach.com). Textiles with special surface…

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Converting solid waste to ketones

Researchers at Lawrence Berkeley National Laboratory (Berkeley, Calif.; www.lbl.gov) recently reported a process for converting various blends of cellulosic biomass and municipal solid waste (MSW) into aliphatic methyl ketones. The team used bio-derived ionic liquids to first break down the…

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Simultaneously treat many mixed-waste streams

A team of researchers at Worcester Polytechnic Institute (WPI; Worcester, Mass.; www.wpi.edu) are investigating hydrothermal liquefaction (HTL) to simultaneously treat a variety of municipal waste streams and create biofuels. “HTL is an emerging technology for the conversion of various types…

Validating hydrogen embrittlement models for steel tanks

Hydrogen is transported in steel tanks and pipelines. However, H2 causes embrittlement of steels by accumulating at microstructures called dislocations and at the boundaries between the individual crystals of which the steel is composed. The accumulation of hydrogen weakens the…

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Centralized control system infrastructure

At the ARC Industry Forum in February, Honeywell Process Solutions (HPS; Houston; www.honeywellprocess.com) released the Experion PKS IT Highly Integrated Virtual Environment (HIVE), a new technology that centralizes up to 80% of IT infrastructure used in project engineering. The PKS…

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Self-healing, recyclable solid electrolytes for Li-ion batteries

Energy-storage researchers have been in search of safer electrolytes for lithium-ion batteries, because of persistent concerns over possible overheating and fires resulting from dendrite formation in the anode. Solid polymer electrolytes have been explored to address these issues, but achieving…

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Commercializing vacuum-microwave drying for pharmaceuticals

Vacuum-microwave drying for pharmaceuticals is much faster than other techniques, such as freeze drying or air drying, but the difficulty in achieving homogenous microwave-energy distribution under vacuum conditions has made it difficult to scale up for commercial manufacturing. “What tends…