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epa07907100 (FILE) - Japanese scientist Akira Yoshino, the Global Energy Prize 2013 laureate, delivers a speech during the Global Energy Prize 2013 at the International Economic forum in St. Petersburg, Russia, 21 June 2013 (reissued 09 October 2019). The Royal Swedish Academy of Sciences announced the winners of the 2019 Nobel Prize in Chemistry in Stockholm, Sweden. The prize is awarded to John B. Goodenough, M. Stanley Whittingham, and Akira Yoshino. EPA/ANATOLY MALTSEV