MUON TOMOGRAPHY - TIMELINE

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(This page will contain a timeline of important events and reference works in the area of muon tomography)

1912

Cosmic Rays Discovery
Scientist Victor Hess discovers cosmic rays in a series of ascents in a hot-air balloon while looking for the source of the ionization radiation observed in the ground and in the atmosphere. His highest ascent was at 5.3 km of altitude.

1936

Muon Discovery

1955

First Use of Muons
First reported use of cosmic rays muons by Eric George to measure ice thickness above a tunnel in Australia.

1967

Muon Radiography in Chephren Pyramid
Muon radiography is used by Luis Alvarez team to look for hidden chambers in Chephren Pyramid in Egypt. No additional chambers were found at that time.