Battery Technical
Hydrogen Solar Storage Versus Lithium-Ion
Metal-hydride batteries use hydrogen-storage-alloys as their negative electrodes. This arrangement delivers relatively higher density, or…
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Battery Technical
Battery Basics
Lithium-Ion Batteries in Trouble Again
You have to tread carefully when you purchase large batteries for your home solar, UPS,…
Battery Experiments
Make a Photovoltaic Cell with a Diode
Diodes are two-terminal, asymmetric electronic components. They conduct current in one direction, owing to their…
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Used EV Batteries Tackle Domestic Power Cuts
Recent events are challenging homeowner assumptions we will have cheap, abundant, uninterrupted electricity. Here we…
Battery Experiments
Build an Aluminum Air Battery at Home
Metal-air batteries are back on the agenda, because with the right choice of metals they…
Battery Experiments
Experiment to Measure Capacitor Resistance
We’ve been writing about capacitors and their history lately. So we decided it was time…
Battery Experiments
Build an Electric Magnet at School or Home
A magnetic field is a directional force attracting ferromagnetic materials such as iron. This may…
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Is Coronosomnia Widespread Where You Live
Do you hear the folk at home stirring more at night? It’s a growing problem,…
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Home Air Cleaners Help Control COVID-19
The large majority of COVID-19 transmissions occur from inhaling airborne particles indoors, according to Shelly…
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Remote Working Lessons from Netherlands
Dutch people apparently deserve their renown for being practical, go-to-it workers. Their talent shows in…