Kerr
Encyclopedia
Places
- Kerr Township, Champaign County, IllinoisKerr Township, Champaign County, IllinoisKerr Township is a township in Champaign County, Illinois, USA. As of the 2000 census, its population was 173.-Geography:Kerr Township covers an area of . The stream of Sugar Creek runs through this township.-References:* -External links:* * *...
- Kerr, MontanaKerr, MontanaKerr is a census-designated place in Lake County, Montana, United States. The population was 17 at the 2000 census.-Geography:Kerr is located at ....
, A US census-designated place - Kerr, OhioKerr, OhioKerr is an unincorporated community in southeastern Springfield Township, Gallia County, Ohio, United States. Although it is unincorporated, it has a post office, with the ZIP code of 45643....
, USA, an unincorporated community - Kerr County, TexasKerr County, TexasKerr County is a county located on the Edwards Plateau in the U.S. state of Texas. In 2010, its population was 49,625. Its county seat is Kerrville. Kerr County was named by Joshua D. Brown for his fellow Kentucky native, James Kerr, a congressman of the Republic of Texas...
, USA
Buildings and institutions
- Kerr HallKerr HallKerr Hall is a series of four buildings in a square forming the Ryerson Community Park, also known as the Quad, on the campus of Ryerson University, Toronto, Canada. The site of the former Toronto Normal School...
, on the campus of Ryerson University, Toronto, Canada - Kerr Arboretum and Botanical AreaKerr Arboretum and Botanical AreaThe Robert S. Kerr Memorial Arboretum, Nature Center and Botanical Area is an arboretum and nature preserve in the Ouachita National Forest, near Talihina, Oklahoma, containing plant communities significant in their occurrence, variety, and location. It is bordered by U.S. 270-59 and Forest Road...
, near Talihina, Oklahoma, USA
Dams and lakes
- Kerr DamKerr DamKerr Dam is concrete gravity-arch dam located at river mile 72 of the Flathead River, increasing the size of Flathead Lake near Polson, Montana. The dam was designed for hydroelectricity but also serves recreational uses...
, near Polson, Montana, USA - Kerr LakeKerr LakeKerr Lake is a reservoir along the border of the U.S. states of North Carolina and Virginia created by the John H. Kerr Dam...
or the John H. Kerr DamJohn H. Kerr DamJohn H. Kerr Dam is concrete gravity-dam located on the Roanoke River in Virginia, creating Kerr Lake. The dam was built by the U.S. Army Corps of Engineers between 1947 and 1953 for the purposes of flood control, and hydropower. The dam also serves wildlife resources, forest conservation, and...
and Reservoir in Virginia
Science and technology
- Kerr-lens modelockingKerr-lens modelockingKerr-lens modelocking is a method of modelocking lasers via a nonlinear optical process known as the optical Kerr effect. This method allows the generation of pulses of light with a duration as short as a few femtoseconds....
, an optical technique - Kerr effectKerr effectThe Kerr effect, also called the quadratic electro-optic effect , is a change in the refractive index of a material in response to an applied electric field. The Kerr effect is distinct from the Pockels effect in that the induced index change is directly proportional to the square of the electric...
, the quadratic electro-optic effect - Kerr cell shutterKerr cell shutterA Kerr cell shutter is a type of photographic shutter used for very fast shutter speeds down to nanoseconds.A Kerr cell utilises the Kerr effect to block or transmit light.-External links:* An article about the Kerr Cell at the University of Glasgow....
, photography - Magneto-optic Kerr effectMagneto-optic Kerr effectMagneto-optic Kerr effect is one of the magneto-optic effects. It describes the changes of light reflected from magnetized media.-Definition:The light that is reflected from a magnetized surface can change in both polarization and reflected intensity...
one of the magneto-optic effects - Kerr metricKerr metricThe Kerr metric describes the geometry of empty spacetime around an uncharged axially-symmetric black-hole with an event horizon which is topologically a sphere. The Kerr metric is an exact solution of the Einstein field equations of general relativity; these equations are highly non-linear, which...
- In general relativity
Plants and animals
- Kerr's Atlantic Tree-rat from South America
- Kerr's Danio, a fish
- Kerr's Noctuid MothKerr's Noctuid MothThe Kerr's Noctuid Moth was a species of moth in the Noctuidae family. It is now extinct.This moth was endemic to the French Frigate Shoals, Outlying Hawaiian Islands, United States....
, butterfly found in USA - Kerr's PlaneKerr's PlanePlatanus kerrii is an evergreen tree, native to Southeast Asia. The leaves are elliptical to lanceolate. The fruits are borne in globose heads, each of which is sessile on a long peduncle. There are up to 12 heads on a peduncle...
, evergreen plant - Kerr's PinkKerr's PinkKerr's Pink is a potato cultivar in wide production in Ireland and the United Kingdom and many other countries. Although often quoted as an "Irish potato" , the cultivar was actually created by J...
, potato cultivar
Other uses
- KERRKERRKERR is a radio station licensed to serve Polson, Montana. The station is owned by Anderson Radio Broadcasting, Inc. It airs a Country music format....
, A US radio station - Clan KerrClan KerrClan Kerr is a Scottish clan that played an important role in the history of the Border country of Scotland.-Origins:The origins of the name Kerr are disputed as being either:*Caer *Ciar...
, a Scottish clan - Kerr's Miniature RailwayKerr's Miniature Railwaythumb|alt=Station|StationKerr's Miniature Railway is a gauge railway situated adjacent to the east coast mainline railway to Aberdeen, in West Links Park Arbroath. It is the oldest miniature railway in Scotland, having first opened for business in 1935...
in Scotland - Kerrs Patent RevolverKerrs Patent RevolverKerr's Patent Revolver was an unusual 5-shot single-action revolver manufactured from 1859 to 1866 by the London Armoury Company. It was used by Confederate cavalrymen during the U.S. Civil War. It is easily recognized by its side-mounted hammer.-History:...
, unusual 5-shot single-action revolver