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Exeter team develops low-cost photoelectrode for spontaneous water-splitting using sunlight

Green Car Congress

The researchers believe this new type of photoelectrode is not only cheap to produce, but can also be recreated on a larger scale for mass and worldwide use. A promising way of storing solar energy is via chemical fuels, in particular hydrogen as it is considered as a future energy carrier. —Pawar and Tahir. Govinder S.

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Who Really Invented the Thumb Drive?

Cars That Think

The gadget, roughly the size of a pack of chewing gum, held 8 megabytes of data and required no external power source, drawing power directly from a computer when connected. Good-bye, floppy disk Before the invention of the thumb drive, computer users stored and transported their files using floppy disks. It was called the ThumbDrive.

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18650 Battery Specification, Price, Charger, Holder, BMS

Electric Vehicless

In this article you know about 18650 li ion battery, 18650 battery charger, 18650 battery holder/spacer,18650 battery price, 18650 lithium ion rechargeable battery etc. 18650 Battery connecting nickel plate. For the connection of batteries each other generally uses a nickel plate. Never buy unsafe/cheap batteries.

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Hands On Extra: OCXO Clock

Cars That Think

As described in the accompanying Hands On article , this project is a digital clock that uses a high stability 10 Megahertz oscillator as its timing reference. The Nano offers far more processing power than is necessary for performing a simple hours-minutes-seconds type clock but is cheap and simple to use. The OCXO is a 3.3-volt

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Upcyling a 40-year-old Tandy Model 100 Portable Computer

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I was able to identify the faulty component, and rather than attempt to find a new replacement, I bought a cheap, broken M100 that was being sold for parts on eBay. The keyboard uses a straightforward 10-by-10 matrix, and also connects via easily detachable connectors. Unfortunately, my machine stopped working.

Volt 101
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Just Calm Down About GPT-4 Already

Cars That Think

Brooks, who is now working on his third robotics startup, Robust.AI , has written hundreds of articles and half a dozen books and was featured in the motion picture Fast, Cheap & Out of Control. You wrote a famous article in 2017, “ The Seven Deadly Sins of AI Prediction. “ It doesn’t have any connection to the world.

Personal 145
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OSU hybrid “solar battery” uses photo-assisted charging to improve performance of Li-air batteries; “negative overpotential”

Green Car Congress

On charging, the photoelectrode and Li anode are connected to the outside circuit; on discharging, the oxygen electrode and Li anode are connected to the outside circuit. (b) Normally, connecting a solar cell to a battery would require the use of four electrodes, the researchers noted. Their hybrid design uses only three.

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