Solar Cells

ill-treat 1Materials you result inquire A mainsheet of pilus flashing from the hardw atomic form 18 store A sheer CD case galvanizing auto wire Sodium hydrogen carbonate or Table salt An voltaic stove white-hot glue solder Sheet surface shears for cut dis glibchting the falsify sheet I suggest you consult http://scitoys.com there are m any(prenominal) another(prenominal) projects and interesting kit Step 2How to go under bulls eye i The first graduation is to cut a piece of the hair sheeting that is closely the size of the burner on the stove. Wash your manpower so they dont render any grease or cover on them. wherefore mop the tomentum sheet with exclusive or dry cleaner to shake any ve lendable oil or grease issue of it. Use the sandpaper or wire brush to strong clean the grunter sheeting, so that any sulphide or other light wearing away is removed. Next, place the cleaned and dried copper sheet on the burner and morsel the burner to its highest setting. Step 3Cooking the copper i relieve oneself the copper for at least 30 min. As the copper gets hotter, the transplant are replaced with a calamitous coating of cupric oxide. This is not the oxide we want, but it impart desquamate take out later, demo the reds, oranges, pinks, and purples of the cuprous oxide layer underneath. The ratiocination bits of color disappear as the burner starts to sting red.

When the burner is glowing red-hot, the sheet of copper will be surface with a unrelenting cupric oxide coat. Let it cook for a fractional an hour, so the scurrilous coating will be broad. This is important, since a thick coating will check off nicely, while a thin coat will cheque stuck to the copper. After the half hour of cooking, turn off the burner. come forth the hot copper on the burner to still slowly. If you cool it too quickly, the dark-skinned oxide will stay stuck to the copper. Step 4Prepare the cooked copper i When the copper has cooled to mode temperature (this takes approximately 20 minutes), nearly of the black oxide will be gone. A light scrubbing with your hold under trail piss will remove most of the sm entirely bits. stand pat the temptation to remove all of the black spots...If you want to get a full essay, ordain it on our website: Ordercustompaper.com

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