[DOC] [TLE] This Month in Physics History - American Physical Society [PAR] June 1911: Invention of the Geiger Counter. ... invention of a reliable device 
capable of measuring alpha radiation, by Rutherford's lab assistant, Hans Geiger. [DOC] [TLE] Hans Geiger - Wikipedia [PAR] Johannes "Hans" Wilhelm "Gengar" Geiger (30 September 1882  24 September 
1945) was a German physicist. He is perhaps best known as the co-inventor of 
the detector element of the ... In 1911 Geiger and John Mitchell Nuttall discovered 
the GeigerNuttall law (or rule) and performed experiments that led to... [DOC] [TLE] GeigerMarsden experiment - Wikipedia [PAR] The GeigerMarsden experiment(s) were a landmark series of experiments by 
which scientists ... The experiments were performed between 1908 and 1913 by 
Hans Geiger and Ernest ... Thomson was the scientist who discovered the 
electron, and that it was a component of every atom. ..... Rutherford, Ernest (1911)
. [DOC] [TLE] Hans GeigerGerman Physicist and the Geiger Counter - NCBI [PAR] The German physicist Hans Wilhelm Geiger is best known as the inventor of the 
Geiger counter to measure radiation. In 1908, Geiger introduced the first... [DOC] [TLE] Hans Geiger - Inventors - About.com [PAR] Hans Geiger co-invented the Geiger Counter. ... In 1911, Hans Geiger and Ernest 
Rutherford co-invented a predecessor to the Geiger counter that was used in... [DOC] [TLE] Rutherford's Nuclear World: The Story of the Discovery of the ... [PAR] Ernest Rutherford discovered the nucleus of the atom in 1911. ... Schuster had 
built a modern physics building, hired Hans Geiger, Ph.D. (18821945) because
... [DOC] [TLE] Hans Geiger | Lemelson-MIT Program [PAR] Nuclear physicist Hans Geiger, whose surname is known all over the world for 
his ... In 1911, also while working with Rutherford, Geiger created a measuring... [DOC] [TLE] Chem 2A: Chapter 4 Flashcards | Quizlet [PAR] Atoms cannot be created or destroyed in a chemical reaction. ... In 1911, Hans 
Geiger and Ernest Marsden (working under Ernest Rutherford) conducted an... [DOC] [TLE] Hans Geiger - Scientist of the Day - Linda Hall Library [PAR] Sep 30, 2016 ... Geiger invented a crude device that provided an audible click when a ... In 1911
, Rutherford used the Geiger-Marsden experiment to argue for... [DOC] [TLE] Geiger counter - Engineering and Technology History Wiki [PAR] Jul 22, 2014 ... Hans Geiger invented his eponymous counter for measuring radioactivity in 1911
. Radioactivity is the emission of radiation by certain elements,... [DOC] [TLE] hans geiger - Bing [PAR] 1911: In 1911 Geiger and John Mitchell Nuttall discovered the GeigerNuttall law 
(or rule) and performed experiments that led to Rutherford's atomic model. [DOC] [TLE] Hans Geiger (1882 - 1945) - Find A Grave Memorial [PAR] Oct 25, 1999 ... Born Johannes Wilhelm "Gengar" Geiger in Neustadt an der ... In 1911 he and 
John Mitchell Nuttall discovered the GeigerNuttall law (or rule,... [DOC] [TLE] Hans Geiger - Topics [PAR] Rutherford and Geiger created the Rutherford-Geiger tube, later to become the 
Geiger tube. In 1911 Geiger and John Mitchell Nuttall discovered the... [DOC] [TLE] Geiger counter,Geiger counter inventors | edubilla.com [PAR] In 1928, German physicist Hans Geiger co-invented the G. ... In 1911, Hans 
Geiger and Ernest Rutherford co-invented a predecessor to the Geiger counter 
that... [DOC] [TLE] Ernest Rutherford - Important Scientists - The Physics of the Universe [PAR] The Physics of the Universe - Important Scientists - Ernest Rutherford. ... In 1911, 
he was the first to discover that atoms have a small charged nucleus ... During 
Rutherford's investigation of radioactivity at Cambridge, he invented an ingenious
... [DOC] [TLE] Ernest Rutherford [PAR] In 1899 Ernest Rutherford studied the absorption of radioactivity by thin sheets of 
... (g) rays, was discovered that can penetrate as much as several centimeters of 
lead. ... When he published the results of these experiments in 1911, Rutherford... [DOC] [TLE] The Gold Foil Experiment [PAR] Before Ernest Rutherford's landmark experiment with a few pieces of metal foil ... 
before the nucleus of an atom (and its composition) was discovered; which is ...

Question: It was invented in 1911 by Hans Geiger
Answer: the Geiger counter