LED light bulbs swept in a revolution in safe lighting. But many people still risk fire at home because the bulbs are expensive to manufacture. UJ physics researchers discover they can get double the ...
UJ physics researchers led by corresponding auithor Prof Ntwaeaborwa discover they can get double the light intensity in a common light-emitting material. If the material succeeds, electric lighting ...
In 2005, former University of Johannesburg physics professor Vivian Alberts invented solar panel technology that uses a thin metallic film instead of the considerably more expensive and thicker ...
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