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Here is a low power low efficiency photovoltaic cell that you can make you own in the kitchen with materials from the hardware store.This cell is made from ...
A sheet of copper flashing from the hardware store A transparent CD case Electric wire Sodium bicarbonate or Table saltAn electric stovehot gluesolderSheet metal shears for cutting the ...
The first step is to cut a piece of the copper sheeting that is about the size of the burner on the stove. Wash your hands so they ...
cook the copper for at least 30 min.As the copper gets hotter, the colors are replaced with a black coating of cupric oxide. This is not the oxide ...
When the copper has cooled to room temperature (this takes about 20 minutes), most of the black oxide will be gone. A light scrubbing with your hands under ...
Cut another sheet of copper , Solder a wire to each copper plateglue to insulate the solderingglue the plate as in photo
seal the cell and fill it with a solution of baking soda (or cooking salt) and water
test the cell whit Sunlight A note about powermy cell produces 58 microamps at 0.10 volts. Don't expect to light light bulbs or charge batteries with this device. ...
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