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Stanford researchers make ammonia from air and water microdroplets

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Stanford researchers, with a colleague from King Fahd University of Petroleum and Minerals, have developed a simple and environmentally sound way to make ammonia with tiny droplets of water and nitrogen from the air. An open-access paper on their work is published in Proceedings of the National Academy of Sciences (PNAS). —Song et al.

Water 459
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SwRI, UTSA researchers show biochar is low-cost, effective method to treat fracking water

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Researchers at Southwest Research Institute (SwRI) and The University of Texas at San Antonio (UTSA) have determined that biochar, a substance produced from plant matter, is a safe, effective and inexpensive method to treat flowback water following hydraulic fracturing, or fracking. —Zhigang Feng, USTA.

Water 257
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ion Ventures and LiNa Energy conclude successful test of solid-state sodium-nickel battery platform

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ion Ventures is leading the deployment of the battery in a real-world environment with a view to deploying it into the grid storage market in the future. LiNa’s senior team has accumulated decades of materials engineering and design for manufacturing experience in the fuel cell industry.

Sodium 497
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SDSU-led project to design bacteria that extract rare earth elements in DARPA EMBER project

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With funding from the Defense Advanced Research Projects Agency (DARPA) Environmental Microbes as a BioEngineering Resource ( EMBER ) program ( earlier post ), San Diego State University researchers are developing advanced extraction methods with the aim of boosting the domestic supply of REEs.

Design 225
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New safety test environment for high-speed flywheels for energy storage systems; new high-speed imaging techniques

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The Ricardo-led FlySafe research collaboration—involving a range of leading industrial and academic partners including the University of Brighton’s Centre for Automotive Engineering—has delivered an innovative flywheel safety test environment to enable the development of next-generation flywheel energy storage systems.

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ANL fluorinated cation electrolyte could help enable high-performance, long-lasting Li-metal batteries

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The significance of this fluorinated cation undoubtedly extends to other advanced battery systems beyond lithium, all of which universally require kinetic protection of highly fluorinated interphases. It is low cost because it can be made with extremely high purity and yield in one simple step rather than multiple steps.

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Zhejiang University team investigates emissions from methanol-gasoline blends

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In China in particular, there are abundant coal resources, and the technology of using coal to obtain methanol has been perfected with low cost; methanol fuel from coal has become one of the most popular alternative fuels for vehicles. —Yao et al. No additives were used in the fuel blends.

Gasoline 150