Presentation Speech by Professor H.G. Söderbaum, President of , on December 10, 1912 Your Majesty, Your Royal Highnesses, Ladies and Gentlemen. The Royal Academy of Sciences believes it is acting in strict accordance with Alfred Nobel’s will in awarding the Physics Prize to Chief Engineer Gustaf Dalén in recognition of his remarkable invention of automatic…

Presentation Speech by Professor Mats Jonson of the , December 10, 1998. Translation of the Swedish text. Professor Mats Jonson delivering the Presentation Speech for the 1998 Nobel Prize in Physics at the Stockholm Concert Hall.   Your Majesties, Your Royal Highness, Ladies and Gentlemen, For a long time, man has known how…

Presentation Speech by Professor Torsten Gustafsson, member of the Your Majesty, Your Royal Highnesses, Ladies and Gentlemen. From the sun, there blows a wind so hot that its atoms are split into electrically-charged particles, electrons and ions. They are attracted by the earth’s magnetic field and the electrons follow the lines of force and produce…

Presentation Speech by Prof. H. Pleijel, Chairman of the Nobel Committee for Physics of , on December 10, 1936 Your Majesty, Your Royal Highnesses, Ladies and Gentlemen. The year 1895 is a turning-point in the history of physics: Röntgen discovered the rays that were to be called after him, and this was rapidly followed by…

Presentation Speech by professor Hans Wilhelmsson of the Translation from the Swedish text Your Majesty, Your Royal Highnesses, Ladies and Gentlemen, The subject of the Nobel Prize in Physics this year is the science of Astrophysics, the Physics of the stars and galactic systems. Problems concerning our Universe on a large scale, its constitution and…

Presentation Speech by Dr. Å.G. Ekstrand, President of , on June 1, 1920 Ladies and Gentlemen. The Royal Academy of Sciences has decided to award the Nobel Prize in Physics for 1919 to Dr. Johannes Stark, professor in the University of Greifswald, for his discovery of the Doppler effect in canal rays and of the…

English Presentation Speech by Professor Olga Botner, Member of the ; Member of the Nobel Committee for Physics, 10 December 2011 Your Majesties, Your Royal Highnesses, Ladies and Gentlemen, Allow me to start in English by citing a short poem by the Danish scientist, poet and designer Piet Hein, called Nothing is indispensable – grook…

Presentation Speech by Professor E. Hulthén, Chairman of the Your Majesties, Your Royal Highnesses, Ladies and Gentlemen. The notion of matter as something built up of very tiny and indivisible atoms is a heritage from classical times. Since, however, experimental research in our days has shown that the atoms in their turn are complicated structures,…

Presentation Speech by Professor Mats Jonson of the , December 10, 2003. Translation of the Swedish text. Professor Mats Jonson delivering the Presentation Speech for the 2003 Nobel Prize in Physics at the Stockholm Concert Hall. Your Majesties, Your Royal Highnesses, Ladies and Gentlemen, This year’s Nobel Prize in Physics is all about…

Presentation Speech by Professor , Chairman of the Nobel Committee for Physics of , on December 10, 1923 Your Majesty, Your Royal Highnesses, Ladies and Gentlemen. The Royal Academy of Sciences has awarded this year’s Nobel Prize for Physics to Doctor Robert Andrews Millikan for his work on the elementary charge of electricity and on…