Takaaki Kajita receiving his Nobel Prize from H.M. King Carl XVI Gustaf of Sweden at the Stockholm Concert Hall, 10 December 2015. Copyright © Nobel Media AB 2015
Photo: Pi Frisk

Takaaki Kajita after receiving his Nobel Prize at the Stockholm Concert Hall, 10 December 2015. Copyright © Nobel Media AB 2015
Photo: Pi Frisk

Overview from Nobel Prize Award Ceremony at the Stockholm Concert Hall, 10 December 2015. Copyright © Nobel Media AB 2015
Photo: Pi Frisk

Nobel Laureates at the Nobel Prize Award Ceremony. From left: Physics Laureates Takaaki Kajita and Arthur B. McDonald, Chemistry Laureates Tomas Lindahl, Paul Modrich and Aziz Sancar, Medicine Laureates William C. Campbell, Satoshi Ōmura and Tu Youyou, Literature Laureate Svetlana Alexievich and Laureate in Economic Sciences Angus Deaton. Copyright © Nobel Media AB 2015
Photo: Alexander Mahmoud

Takaaki Kajita and Princess Sofia of Sweden proceed into the Blue Hall of the Stockholm City Hall for the Nobel Banquet on 10 December 2015. Copyright © Nobel Media AB 2015
Photo: Dan Lepp

Takaaki Kajita and Princess Sofia of Sweden at the table of honour. Copyright © Nobel Media AB 2015
Photo: Alexander Mahmoud

The Swedish Royal Family receives the Laureates and their significant others in the Prince's Gallery. From left: Michiko Kajita, wife of Takaai Kajita, Takaai Kajita, King Carl XVI Gustaf and Queen Silvia of Sweden, Arthur B. McDonald and his wife, Mrs Janet McDonald. Copyright © Nobel Media AB 2015
Photo: Alexander Mahmoud

Takaaki Kajita takes a closer look at his Nobel Medal and Diploma during his visit to the Nobel Foundation on 12 December 2015. On this occasion, the Laureates retrieve the Nobel diploma and Medal, which have been displayed in the Golden Hall of the City Hall following the Nobel Prize Award Ceremony. The Laureates also discuss the details concerning the transfer of their prize money. Copyright © Nobel Media AB 2015
Photo: Alexander Mahmoud

Takaaki Kajita with his wife, Mrs Michiko Kajita, and daughter during the visit to the Nobel Foundation on 12 December 2015. Copyright © Nobel Media AB 2015
Photo: Alexander Mahmoud

Like many Nobel Laureates before him, Takaaki Kajita autographs a chair at Bistro Nobel at the Nobel Museum in Stockholm, 6 December 2015.

Photo: Claudio Bresciani/TT.

Nobel Laureate Takaaki Kajita and the autographed chair at the Nobel Museum in Stockholm.

Photo: Claudio Bresciani/TT.

Takaaki Kajita and his wife, Mrs Michiko Kajita, explores exhibition Nobel Creations at the Nobel Museum in Stockholm, 6 December 2015.

Copyright © Nobel Media AB 2015. Photo: Alexander Mahmoud.

Takaaki Kajita. Photo taken after the announcement of the 2015 Nobel Prize in Physics on 6 October 2015.

Courtesy of Takaaki Kajita