Johannes Wilhelm "Hans" Geiger (/ˈɡaɪɡər/; German: [ˈɡaɪɡɐ]; 30 September 1882 – 24 September 1945) was a German physicist. He is best known as the co-inventor...

A Geiger counter (/ˈɡaɪɡər/, GY-gər; also known as a Geiger–Müller counter or G-M counter) is an electronic instrument used for detecting and measuring...

metal foil. The experiments were performed between 1908 and 1913 by Hans Geiger and Ernest Marsden under the direction of Ernest Rutherford at the Physical...

radiation. It is named after Hans Geiger, who invented the principle in 1908, and Walther Müller, who collaborated with Geiger in developing the technique...

Hans Geiger and John Mitchell Nuttall as a relation between the decay constant and the range of alpha particles in air, in its modern form the Geiger–Nuttall...

Hans Ruedi Giger (/ˈɡiːɡər/ GHEE-gər; German: [ˈɡiːɡər]; 5 February 1940 – 12 May 2014) was a Swiss artist best known for his airbrushed images that blended...

Indologist Wilhelm Geiger and the brother of physicist Hans Geiger. He worked with Wladimir Köppen on climatology, hence the Köppen–Geiger climate classification...

most well known for his improvement of Hans Geiger's counter for ionizing radiation, now known as the Geiger-Müller tube. Walther Müller studied physics...

radiation". After five years of additional experimental work, Rutherford and Hans Geiger determined that the alpha particle, after it has lost its positive charge...

rights activist Hans Geiger (1882–1945), German physicist, co-inventor of the detector component of the Geiger counter, son of Wilhelm Geiger and brother...