Karl Baedeker (scientist) Karl Baedeker (scientist) Karl Wilhelm Sali Baedeker (3 February 1877 – 6 August 1914) was a German physicist, and a professor at the University of Jena. He was the grandson of Karl Baedeker, the founder of the eponymous travel guide publishing house, and the son of Fritz Baedeker (1844 - 1925), who ran the same company from 1869 until his death in 1925 (see Baedeker). One of his scientific discoveries was that the resistivity of cuprous iodide (CuI) depended on its stoichiometry. Thin films of the material became much more conductive when exposed to iodine vapor; the effect was reversible.
Automotive industry by country petrol engined automobile was invented in Germany by Karl Benz. Furthermore, the four-stroke internal combustion engine used in most automobiles worldwide today was invented by Nikolaus Otto in Germany. In addition, the diesel engine was also invented by German Rudolf Diesel. Germany is famous for the high-performance and high-quality sports cars made by Porsche, and the cars of Mercedes, Audi and BMW are famous for their quality and technological innovation. Daimler-Benz's predecessor Daimler-Motoren-Gesellschaft was the industry's oldest firm, Daimler-Benz company dates from 1926. In 1998, it bought the American automobile manufacturer Chrysler, then sold out in 2007 at a heavy