Kerr, John

Kerr, John

 

Born Dec. 17, 1824, in Ardrossan, Scotland; died Aug. 18, 1907, in Glasgow. British physicist; member of the Royal Society (1890). Graduated from the University of Glasgow (1846) and taught there from 1857 to 1901. He discovered the phenomenon of birefringence in substances placed in an electric field (1875) and in a magnetic field (1876).

WORKS

“A New Relation Between Electricity and Light: Dielectrified Media Birefringent.” Philosophical Magazine, 1875, vol. 50, pp. 337–48, 446–58.
“On Rotation of the Plane of Polarization by Reflection From the Pole of a Magnet.” Philosophical Magazine, 1877, vol. 3, pp. 321–43.
Mentioned in ?
References in periodicals archive ?
The other candidates for four seats on the U-46 board are Jeanette Ward, Sue Kerr, John Devereux, Tina Rio, Kathleen Thommes, Daniel Hancock and Ina Silva-Sobolewski.
Planning session Organisers of the event are (left to right) Linda Kerr, John Leslie, James Caulfield, day services worker June Mitchell and John Aitken
In the triples, Annan's Jim Moonie, John Strong and Alan Boyd beat Liam Kerr, John Jarvie and Martyn Rice of Dumfries 14-10.
The band - Kerr, John Gerard, Daz McCaughey, Jamie Keenan and Iain Findlay - are currently on their debut UK headline tour after years of ever-bigger supports.
MAIN (l-r): Morgan Taylor, Cai Linton-Davies and Oliver Barbaresi, of Menai Track & Field, who finished second in the under-15 boys' Welsh Road Relay Championships; INSET: Osian Perrin, who was second overall in the U11 boys' race; LEFT: (back row, l-r) North Wales Road Runners Andrew Kerr, John Ford, Sean Gavin, Jon Evans, Martin Green (front row, l-r): Chris Yorke and Kevin Slattery, who competed in Barcelona.
PROTEST Heather Johnstone, Andy Anderson, Charlie Kerr, John McKinven, John Kerr, Kenny Johnstone, Jay Powell and Brian Stewart take their fight for wages to the Counsell depot in Rutherglen.
Hennigan, a shooting guard, teamed with fellow starters Tim Lahey, Dave Kerr, John Plough and Mike Avis in 2000 to help St.
DROYLSDEN: Phillips; Vaughan, Shaun Holden, Kerr, John Hardiker, Hall, Gardner, Killeen, Kilheeney, Rowe, Logan.
CHANGES AT THE TOP From left, Andrew Kerr, John Marsden and Gill Alexander.
Middle Row: Alan Sutton (physio), Gary McAllister, Simon Grayson, Dylan Kerr, John Lukic, Mervyn Day, Chris Whyte, Mike Whitlow, Mel Sterland, Mick Hennigan (coach)
Camera (color), Ian Kerr, John Collins; editor, Tanya Maryniak; sound, Patrick Brereton; associate producer, Mark Mauchline.
Middlesbrough's squad included Gary Pallister, Gary Gill, Phil Stamp, Bernie Slaven, Chris Freestone, Lee Turnbull, Ian Baird, Paul Kerr, John Hendry, Nicky Mohan, Craig Liddle, Stephen Pears, Alan Kernaghan, Simon Coleman and Terry Cochrane.