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Cornell study examines trade-off between critical metals requirement and transportation decarbonization

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“Recycling w/o 2nd” indicates retired batteries that are directly recycled without a second life as energy storage systems (ESSs). Decarbonization targets for road transportation should be coupled with electric vehicle deployment, the timing of carbon peak and neutrality, and accurate emission budgets. Zhang et al.

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St. Andrews team elucidates behavior of carbon cathodes in Li-air batteries; the importance of the synergy between electrode and electrolyte

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Carbon is seen as an attractive potential cathode material for aprotic (non-aqueous) Lithium-air batteries, which are themselves of great interest for applications such as in electric vehicles because of the cells’ high theoretical specific energy. For their study, they cycled carbon cathodes in Li?O

Carbon 240
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ARPA-E Selects 37 Projects for $106M in Funding in Second Round; Electrofuels, Better Batteries and Carbon Capture

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The US Department of Energy is awarding $106 million in funding for 37 research projects selected in the second round by the DOE’s Advanced Research Projects Agency-Energy (ARPA-E). Novel Biological Conversion of Hydrogen and Carbon Dioxide Directly into Biodiesel. Earlier post.). Earlier post.) Engineering E. per gallon.

Carbon 249
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Univ. of Western Ontario researchers develop graphene nanosheet electrodes with high energy capacity for non-aqueous Li-air batteries

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Researchers from the Nanomaterials and Energy Group at the University of Western Ontario, Canada, report the development of graphene nanosheet (GNS) cathode materials for non-aqueous lithium-oxygen (Li-air) batteries that show a capacity of 8,705.9 Their paper appears in the RSC journal Chemical Communications.

Li-ion 199
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3 winners of DOE’s “America’s Next Top Energy Innovator” Challenge: hydrogen-assisted lean-burn engines, graphene for Li-air and -sulfur batteries, and titanium process

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The introduction of hydrogen into the engine virtually eliminates fuel emissions while greatly reducing the emissions of hydrocarbons and carbon monoxide. In 2007, Vorbeck signed a worldwide license agreement with Princeton University for a patented method from the the Aksay Labs for manufacturing graphene at commercial scale.

Hydrogen 279
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NRC report concludes US LDVs could cut oil consumption and GHGs by 80% by 2050; reliance on plug-ins, biofuels and hydrogen; strong policies mandatory

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For vehicles, these included weight reduction and improvements in rolling and aerodynamic resistance; for fuels, carbon capture and storage (CCS). Fuel cells, batteries, biofuels, low-GHG production of hydrogen, carbon capture and storage, and vehicle efficiency should all be part of the current R&D strategy.

Hydrogen 244
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New LANL non-precious metal ORR catalyst can out-perform platinum; possible enabler for economical Li-air batteries, fuel cells

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Scientists at Los Alamos National Laboratory (LANL) have designed a new type of nitrogen-doped carbon-nanotube catalyst that shows the highest oxygen reduction reaction (ORR) activity in alkaline media of any non-precious metal catalyst developed to date. Chung et al.Click to enlarge. —Chung et al.

Fuel 186