Japan's Ambassador to Russia Tikahito Harada during the Global Energy Prize award ceremony as part of 2015 St. Petersburg International Economic Forum.

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From left: Professor Jayant Baliga; Igor Sechin (right), President, Chairman of the Board, Deputy Chairman of the Board of Directors, Rosneft oil company, and Professor Shuji Nakamura during the Global Energy Prize award ceremony as part of 2015 St. Petersburg International Economic Forum.

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Professor Jayant Baliga, University of North Carolina, (left) and Professor Shuji Nakamura, University of California, during the The Global Energy Prize Award Ceremony held as part of the 2015 St. Petersburg International Economic Forum.

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Igor Sechin, President, Chairman of the Board, Deputy Chairman of the Board of Directors, Rosneft oil company, during the Global Energy Prize award ceremony as part of 2015 St. Petersburg International Economic Forum.

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Professor Jayant Baliga, winner of the 2015 Global Energy Prize, during the Global Energy Prize award ceremony as part of 2015 St. Petersburg International Economic Forum.

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Professor Jayant Baliga, winner of the 2015 Global Energy Prize, during the Global Energy Prize award ceremony as part of 2015 St. Petersburg International Economic Forum.

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Professor Shuji Nakamura, University of California, a winner of the Global Energy Prize 2015, during the The Global Energy Prize Award Ceremony held as part of the 2015 St. Petersburg International Economic Forum.

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Professor Shuji Nakamura, winner of the 2015 Global Energy Prize, during the Global Energy Prize award ceremony as part of 2015 St. Petersburg International Economic Forum.

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Professor Shuji Nakamura, winner of the 2015 Global Energy Prize, during the Global Energy Prize award ceremony as part of 2015 St. Petersburg International Economic Forum.

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Professor Jayant Baliga, winner of the 2015 Global Energy Prize, during the Global Energy Prize award ceremony as part of 2015 St. Petersburg International Economic Forum.

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Igor Sechin (right), President, Chairman of the Board, Deputy Chairman of the Board of Directors, Rosneft oil company, and Professor Jayant Baliga, winner of the 2015 Global Energy Prize, during the Global Energy Prize award ceremony as part of 2015 St. Petersburg International Economic Forum.

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President, Chairman of the Management Board and Deputy Chairman of the Board of Directors of Rosneft Igor Sechin (right) and Professor Shuji Nakamura, University of California, during the The Global Energy Prize Award Ceremony held as part of the 2015 St. Petersburg International Economic Forum.

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From left: 2015 Global Energy Prize awardees Professor Shuji Nakamura, University of California, Professor Jayant Baliga (USA), University of North Carolina, and President, Chairman of the Management Board and Deputy Chairman of the Board of Directors of Rosneft Igor Sechin during the The Global Energy Prize Award Ceremony held as part of the 2015 St. Petersburg International Economic Forum.

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Professors Shuji Nakamura (left) and Jayant Baliga, winners of the 2015 Global Energy Prize, during the Global Energy Prize award ceremony as part of 2015 St. Petersburg International Economic Forum.

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Professors Shuji Nakamura (left) and Jayant Baliga, winners of the 2015 Global Energy Prize, during the Global Energy Prize award ceremony as part of 2015 St. Petersburg International Economic Forum.

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