Hiroshi Amano was awarded Nobel Prize 2014 in Physics "for the invention of efficient blue light-emitting diodes which has enabled bright and energy-saving white light sources." 
                            Nationality    Japan
                            Institution    Nagoya University, Japan
                            Award          2014
                            Discipline     Physics
                            MotivationAwarded with Nobel Prize 2014 in Physics "for the invention of efficient blue light-emitting diodes which has enabled bright and energy-saving white light sources." 
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                            Further Information on the Official Web Site of the Nobel Prize