Nobel physics prize honours the various uses of light

Developments leading to the transmission of light along gossamer glass threads and work that transformed light into electrical signals was praised by the Royal Swedish Academy of Sciences 6 October when it awarded the 2009 Nobel physics prize. Half will go to Charles K Kao, born in Shanghai, China whose work in the 1960s dramatically improved the purity of the glass fibres that underpin the world’s communications systems. The improvements greatly increased the speed and amount of information

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