Heinrich Lenz

Heinrich Friedrich Emil Lenz (February 12, 1804 - February 10, 1865) was a Baltic German physicist most famous for formulating Lenz's law in 1833.

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Lenz was born in Tartu in what is today Estonia.

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After completing his secondary education in 1820, Lenz studied chemistry and physics at the University of Tartu. He traveled with Otto von Kotzebue on his third expedition around the world from 1823 to 1826. On the voyage Lenz studied climactic conditions and the physical properties of seawater.

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After the voyage, Lenz began working at the University of St. Petersburg, where he later served as Dean of Mathematics and Physics from 1840 to 1863 (). He began studying electromagnetism in 1831. Besides the law named in his honor, Lenz also independently discovered Joule's law in 1842; to honor his efforts on the problem, Russian physicians always use "Joule-Lenz law" as the name.

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He died in Rome after suffering a stroke.

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February 12: February 12 is the 43rd day of the year in the Gregorian Calendar. There are 322 days remaining, 323 in leap years....

1804: 1804 was a leap year starting on Sunday (see link for calendar)....

February 10: February 10 is the 41st day of the year in the Gregorian Calendar. There are 324 days remaining, 325 in leap years....

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