Centuries: 18th century - 19th century - 20th century
Decades: 1820s 1830s 1840s 1850s 1860s - 1870s - 1880s 1890s 1900s 1910s 1920s
Years: 1868 1869 1870 1871 1872 - 1873 - 1874 1875 1876 1877 1878
Arts, Sciences, Literature and Philosophy
... as a silicon crystal, upon which microcircuits are constructed by diffusion and deposition of various materials.
Note: Millions of individual circuit elements, ...
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