January 20, 2009 Science Source
EN_00304854_0218
![January 20, 2009 Science Source](img/medium/arch0/dvd0471/25/EN_00304854_0218.jpg)
An illustration of Robert Bunsen (March 31, 1811 - August 16, 1899), the German chemist who perfected the burner that was invented by Michael Faraday and worked on emission spectroscopy of heated elements. He discovered the elements cesium and rubidium with his spectroscope. He is considered the founder of modern gas analytical methods. Colorized version of BD9325.
2010-01-05
EAST NEWS
Science Source
Science Source
bk1873
6,12MB
29cm x 40cm przy 300dpi
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