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Amprius’ silicon nanowire Li-ion batteries power Airbus Zephyr S HAPS solar aircraft

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a manufacturer and developer of high energy and high capacity lithium-ion batteries, announced that the company is supplying advanced lithium-ion cells to the Airbus Defence and Space Zephyr Program. Silicon anodes have much higher specific capacity compared to graphite anodes which are used in conventional lithium ion batteries.

Li-ion 317
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Bucharest orders 100 Solaris electric trolleybuses

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The trolleybuses will be handed over by the city to the transport company STB SA (Societatea de Transport Bucuresti), which will perform transport services for the city and its residents. The 12-meter trolleybuses will be powered by a 160 kW traction motor.

Romania 462
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Si-dominant Li-ion company Enevate targeting power tool market

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Enevate, a pioneer in advanced silicon-dominant lithium-ion (Li-ion) battery technology capable of high energy density and fast charging for electric vehicles (EV), is applying its battery solutions to advanced power cells for the power tool market and other high power applications.

Li-ion 286
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Vale partners with Wabtec on ammonia fuel study and orders three FLXdrive battery electric locomotives

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The deal includes an order for three of Wabtec’s FLXdrive battery locomotives and a collaboration to test ammonia as a potential clean, alternative fuel to replace diesel. The two companies will carry out the study in a laboratory over the next two years. The locomotives’ delivery is forecast for 2026.

Fuel 195
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Study finds all-electric rideshare fleet could reduce carbon emissions, but increase traffic issues

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Major ridesourcing companies Uber and Lyft have promised all-electric fleets by 2030 in an effort to reduce their carbon footprint. Previously, researchers calculated that rideshare companies’ carbon footprints could significantly decrease by fully electrifying their fleets.

Fleet 195
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Rechargeable membrane-less hydrogen bromine flow battery shows high power density

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MIT researchers have engineered a new rechargeable, membrane-less hydrogen bromine laminar flow battery with high power density. The membrane-less design enables power densities of 0.795?W?cm 2 at room temperature and atmospheric pressure, with a round-trip voltage efficiency of 92% at 25% of peak power.

Recharge 291
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Rolls-Royce developing turbogenerator technology for hybrid-electric aviation applications

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The system will be an on-board power source with scalable power offerings and will complement the Rolls-Royce Electrical propulsion portfolio, enabling extended range on sustainable aviation fuels and later as it comes available through hydrogen combustion. —Rob Watson, President – Rolls Royce Electrical.

Hybrid 448