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Metallic nanostructures with strong light confinement can triple the efficiency of solar-based hydrogen generation

Green Car Congress

Researchers led by a team from KAUST have found a more sustainable route to hydrogen fuel production using chaotic, light-trapping materials that mimic natural photosynthetic water splitting. The authors designed these to achieve broadband strong light confinement at the metal interface across the entire solar spectrum. Favrand, G.,

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Generating Power on Earth From the Coldness of Deep Space

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But we have demonstrated that by directly using power generated by the cold universe, we can chill water to cool buildings by as much as 5 ºC during the day without electricity and light the night without wires or batteries. As the technology improves, we see it enabling solar panels that work at night as well as day, powering remote sensors.

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TUM, partners to present electric aCar prototype at IAA; transport for sub-Saharan Africa

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to set up a mobile physician’s office or a water treatment station. Solar modules mounted on the roof of the aCar gather energy throughout the day. Optional solar collector sheets can be unrolled to significantly increase the amount of solar energy produced for self-contained battery charging.

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New mesocrystal photocatalyst enhances light-driven hydrogen production

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at 360 nm in overall water splitting and even good durability up to 1 day. When light is applied to photocatalysts, electrons and holes are produced on the surface of the catalyst; hydrogen is obtained when these electrons reduce the hydrogen ions in water. The mesocrystal also exhibits a high quantum yield of 6.7% Click to enlarge.

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Test of Planet-Cooling Scheme Could Start in 2022

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The proposal calls for what’s known as “solar geoengineering”: cooling the planet by deflecting sunlight that would otherwise strike the planet. Little is known about how, or whether, solar geoengineering might work and how the particles would react and move in the stratosphere. cancel the launch. “The

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BASF and Hyundai Motor showcase RN30 concept at K Fair; new lightweight and performance materials

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While high-performance cars generally contain carbon fiber reinforced polymer (CFRP) to reduce weight, the partners moved away from the fixed idea of using CFRP. Keeping the car cool and comfortable can be achieved with heat management solutions such as BASF’s near infrared-reflective films, protecting windows of the RN30 against solar heat.

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DLR and partners inaugurate largest solar-thermochemical H2 production plant

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The German Aerospace Center (Deutsches Zentrum für Luft- und Raumfahrt; DLR), together with international project partners, has inaugurated the largest solar-chemical installation yet for the production of hydrogen. With this heat, water can be split into hydrogen and oxygen. oxygen is released and transported out of the reactor.

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