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Energy Harvesting for Wearable Technology Steps Up

Cars That Think

NOVEMBER 1, 2023

volts for about 60 hours. In the future, DIY may not even be necessary. The group fabricated their device using CFRP, sodium potassium niobate (KNN) nanoparticles, and epoxy resin. Using built-in fuel cells, the device absorbed the lactate in the sweat and combined it with atmospheric oxygen to generate water and pyruvate.

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DIY Gamma-Ray Spectroscopy with a Raspberry Pi Pico

Cars That Think

JUNE 22, 2022

So when I decided to build a cheap DIY scintillating gamma spectrometer, it was the natural choice—although I didn’t realize I’d find myself navigating around teething problems of the sort that often affect a first-generation integrated circuit. This article appears in the July 2022 print issue as “DIY Gamma-Ray Spectroscopy.”.

DIY 100
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