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July Gallery

Available as Framed Photos, Photos, Wall Art and Gift Items

Choose from 12 pictures in our July collection for your Wall Art or Photo Gift. Popular choices include Framed Photos, Canvas Prints, Posters and Jigsaw Puzzles. All professionally made for quick delivery.

Rutherford and Geiger in laboratory Featured July Print

Rutherford and Geiger in laboratory

Ernest Rutherford (left) & Hans Geiger in their laboratory at Manchester University in about 1908. They are seen with the instrumentation they used to detect & count alpha particles from a radio- active source. The experiment led to Rutherford identifying alpha particles as helium ions (they were later shown to be helium nuclei). Rutherford (1871-1937) elucidated the nature of radioactivity & the structure of the atom. Born in New Zealand, he worked in England & Canada & was the greatest experimental physicist of his day. Geiger (1882- 1945) was a German who is best known for his invention of the Geiger counter