Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 605
pat-terns (Fig. 8). Many applications depend on this diffraction of crystals. Forin this way we may ascertain two very important things : (i) Thepresence of elements by identification of their emission or absorp-tion X-ray spectra, or (2) the presence and type of crystallinestructure. The original… … •» *UJt. -% ,0- 4^ *C< It //I (e)
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