Arthur Jules Morin (19 October 1795 – 7 February 1880) was a French

physicist A physicist is a scientist who specializes in the field of physics, which encompasses the interactions of matter and energy at all length and time scales in the physical universe. Physicists generally are interested in the root or ultimate cau ...

. He conducted experiments in

mechanics Mechanics (from Ancient Greek: μηχανική, ''mēkhanikḗ'', "of machines") is the area of mathematics and physics concerned with the relationships between force, matter, and motion among physical objects. Forces applied to object ...

and invented the Morin

dynamometer A dynamometer or "dyno" for short, is a device for simultaneously measuring the torque and rotational speed ( RPM) of an engine, motor or other rotating prime mover so that its instantaneous power may be calculated, and usually displayed by ...

. He introduced the term

coefficient of friction Friction is the force resisting the relative motion of solid surfaces, fluid layers, and material elements sliding against each other. There are several types of friction: *Dry friction is a force that opposes the relative lateral motion of t ...

and demonstrated its utility. In 1850, he was elected a foreign member of the Royal Swedish Academy of Sciences. His name is one of the 72 names inscribed on the Eiffel Tower. He was conferred with Honorary Membership of the

Institution of Engineers and Shipbuilders in Scotland The Institution of Engineers and Shipbuilders in Scotland (IESIS) is a multi-disciplinary professional body and learned society, founded in Scotland, for professional engineers in all disciplines and for those associated with or taking an interes ...

in 185

He was named as one of the 23 "Men of Tribology" by

Duncan Dowson Duncan Dowson (31 August 1928 – 6 January 2020) was a British engineer and Professor of Engineering Fluid Mechanics and Tribology at the University of Leeds. Biography Dowson's father, Wilfrid Dowson, was an ornamental blacksmith, and as ...

References

External links

Morin biography at St Andrews University
French physicists 1795 births 1880 deaths Members of the French Academy of Sciences Members of the Royal Swedish Academy of Sciences Tribologists {{france-physicist-stub