Shuji Nakamura receiving his Nobel Prize from His Majesty King Carl XVI Gustaf of Sweden at the Stockholm Concert Hall, 10 December 2014. Copyright © Nobel Media AB 2014
Photo: Alexander Mahmoud

Shuji Nakamura after receiving his Nobel Prize at the Stockholm Concert Hall, 10 December 2014.

© Nobel Media AB 2014. Photo: Alexander Mahmoud

Shuji Nakamura receiving his Nobel Prize from His Majesty King Carl XVI Gustaf of Sweden. Copyright © Nobel Media AB 2014
Photo: Niklas Elmehed

Nobel Laureates at the Nobel Prize Award Ceremony. From left: Physics Laureates Isamu Akasaki, Hiroshi Amano and Shuji Nakamura; Chemistry Laureates Eric Betzig, Stefan W. Hell and William E. Moerner; Medicine Laureates John O'Keefe and May-Britt Moser. Copyright © Nobel Media AB 2014
Photo: Niklas Elmehed

Shuji Nakamura receiving his Nobel Prize. Overview from Nobel Prize Award Ceremony at the Stockholm Concert Hall, 10 December 2014. Copyright © Nobel Media AB 2014
Photo: Alexander Mahmoud

Shuji Nakamura and Professor Evi Heldin at the table of honour at the Nobel Banquet on 10 December 2014. Copyright © Nobel Media AB 2014
Photo: Niklas Elmehed

Shuji Nakamura and Mrs Kasumi Amani, spouse of Hiroshi Amano, at the table of honour.

© Nobel Media AB 2014. Photo: Helena Paulin-Strömberg

Shuji Nakamura delivers his banquet speech after the dinner.

© Nobel Media AB 2014. Photo: Niklas Elmehed

Shuji Nakamura signing the guestbook during his visit to the Nobel Foundation on 12 December 2014. Copyright © Nobel Media AB 2014
Photo: Alexander Mahmoud

Ten of the thirteen Nobel Laureates of 2014 assembled at the Nobel Foundation in Stockholm on 12 December 2014. From left: Edvard I. Moser, May-Britt Moser, Shuji Nakamura, Stefan W. Hell, Patrick Modiano, Hiroshi Amano, Kailash Satyarthi, Jean Tirole, Eric Betzig and William E. Moerner. Copyright © Nobel Media AB 2014
Photo: Alexander Mahmoud

Shuji Nakamura delivering his Nobel Lecture in the Aula Magna, Stockholm University, 8 December 2014.

Copyright © Nobel Media 2014

All three Physics Laureates on stage after the Nobel Lectures in the Aula Magna, Stockholm University, 8 December 2014. From left: Shuji Nakamura, Isamu Akasaki and Hiroshi Amano.

Copyright © Nobel Media 2014

Press conference at the Royal Swedish Academy of Sciences on 7 December 2014. From left: Laureate in Economic Sciences Jean Tirole, Nobel Laureates in Chemistry Eric Betzig, William E. Moerner, Stefan W. Hell, Nobel Laureates in Physics Hiroshi Amano and Shuji Nakamura.

Copyright © The Royal Swedish Academy of Sciences 2014 Photo: Markus Marcetic

All three Physics Laureates assembled at the Royal Swedish Academy of Sciences on 7 December 2014. From left: Hiroshi Amano, Isamu Akasaki and Shuji Nakamura.

Copyright © The Royal Swedish Academy of Sciences 2014 Photo: Markus Marcetic

Like many Nobel Laureates before him, Shuji Nakamura autographs a chair at Bistro Nobel at the Nobel Museum in Stockholm, 6 December 2014.

Photo: Janerik Henriksson/TT

Physics Laureates Hiroshi Amano (left) and Shuji Nakamura (right) at the 2014 Nobel Laureates' Get together at the Nobel Museum in Stockholm, Sweden, on 6 December 2014. Copyright © Nobel Media AB 2014
Photo: Niklas Elmehed

Shuji Nakamura presenting his gift to the Nobel Museum's collection: a white LED lamp, during the 2014 Nobel Laureates' Get together on 6 December 2014. Copyright © Nobel Media AB 2014
Photo: Niklas Elmehed

Shuji Nakamura before the interview with Nobelprize.org at the Nobel Museum on 6 December 2014.

Copyright © Nobel Media 2014

Shuji Nakamura arriving at the Nobel Museum in Stockholm, Sweden, for the 2014 Nobel Laureates' Get together on 6 December 2014. Copyright © Nobel Media AB 2014
Photo: Niklas Elmehed