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Aalto University team finds beryllium doping can benefit gallium nitride power electronics

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Physicists at Aalto University in Finland, with colleagues in Texas and Poland, have shown that beryllium doping can prove beneficial in gallium nitride (GaN) power electronics. —Professor Filip Tuomisto from Aalto University. The team made a breakthrough in revising methods largely discarded 15 years ago.

Universal 150
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Researchers report first direct observation of anionic redox in a lithium-rich battery material

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Collaborating institutions included Carnegie Mellon University, Northeastern University, Lappeenranta-Lahti University of Technology (LUT) in Finland, and institutions in Japan including Gunma University, Japan Synchrotron Radiation Research Institute (JASRI), Yokohama National University, Kyoto University, and Ritsumeikan University.

Li-ion 221
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UCR researchers discover new method to dissipate heat in electronic devices; modulating the flow of phonons

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An international team of scientists led by a researcher at the University of California, Riverside has modified the energy spectrum of acoustic phonons—elemental excitations, also referred to as quasi-particles, that spread heat through crystalline materials like a wave—by confining them to nanometer-scale semiconductor structures.

Moldova 199
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Umicore signs long-term agreement with Terrafame for supply of sustainable low-carbon nickel sulfate

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Umicore has signed a long-term agreement with Finland-based Terrafame Ltd. The company says that its nickel sulfate production capacity can fill the needs of around one million electric cars per year. Dr. Matthias Finkbeiner, Technical University of Berlin, found that the carbon footprint of Terrafame’s nickel sulfate is 1.75

Supplies 150
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Soletair demo plant produces renewable hydrocarbon fuel from CO2 captured from the air

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VTT Technical Research Centre of Finland and Lappeenranta University of Technology (LUT) are beginning testing of the Soletair demo plant, which uses air-captured carbon dioxide to produce renewable fuels and chemicals. In larger refineries light olefins—ethylene, propylene and butenes—are separated from this fraction.

Renewable 244
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SGL Group is development partner for GDLs in high-performance fuel cells in the automotive sector

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The GDL in polymer electrolyte membrane (PEM) fuel cell provides a steady supply of gas to the catalyst layers, which are located on both sides of the ion exchange membrane and which convert hydrogen and oxygen into electrical energy and water. CNRS Montpellier, VTT Technical Research Centre of Finland Ltd., W/cm 2 at 0.6

Fuel 150
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Progressive Insurance Automotive X PRIZE Concludes Knockout Qualifying Stage; 15 Vehicles from 12 Teams Continue On

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Edison2 Very Light Car #97 (Charlottesville, VA) Internal Combustion Engine. Edison2 Very Light Car #98 (Charlottesville, VA) Internal Combustion Engine. Commuter Cars, Tango (Spokane, WA) Battery Electric. Edison2, Very Light Car #95 (Charlottesville, VA) Internal Combustion Engine.

Aptera 210