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Discovery of X-rays by Wilhelm Roentgen
Discovery of C-rays by Wilhelm Roentgen -
First cyclotorn developed by Ernest Lawrence
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Proton therapy proposed by Wilson, exploiting the properties of the Bragg peak
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Berkeley treats the first patient and begins extensive studies with various ions
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First patient treated with protons in Europe at Uppsala
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Collaboration between Harvard Cyclotron Laboratory and Massachusetts General Hospital
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Patients treated at the first hospital -based facility at Loma Linda
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First facility dedicated to carbon ions operational at HIMAC, Japan
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First patient treated with carbon ions at GSI
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first European proton-carbon ion facility starts treatment in Heidelberg