Store heat energy for months on end and draw it out when needed in the really cold months. Sounds far-fetched? Not to Dr Sandip Saha, Dr Chandramouli Subramaniam and Dr Rudrodip Majumdar, who have ...
IT has been known for many years that the radiations which an element emits in the state of a luminous gas are not invariable but depend on the presence of other elements, the manner in which the ...
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