shine india monthly magazine published this article page no 8 in the 1950s, bell labs got involved with nasa. bell was charged with coming up with a solar platform to power spacecraft once they were in orbit. the solar industry would never be the same. gerald l. pearson, daryl m. chapin, and calvin s. fuller started researching different areas related to solar, but not active parts of the nasa project. by luck, they meet and exchanged ideas. while their individual projects were failures, their combined efforts produce a much more efficient cell using crystallized silicon to convert sunlight into electricity. the efficiency rate of the cells was roughly 6 percent, a marked improvement over previous technology. in 1958, nasa launched the vanguard spacecraft, which was powered by solar panels shine india monthly magazine buy.
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