'Invisibility cloak' could protect against earthquakes
Sebastien Guenneau, from the University's Department of Mathematics, who developed the technology with Stefan Enoch and Mohamed Farhat from the fresnel
Institute (CNRS) in Marseilles, France, explained: "We are able to 'tune' the cloak to the differing frequencies of incoming waves which means we can ...
Engineers demonstrate a new type of optical tweezer
...integrated systems such as microfluidic chips. The tweezer, consisting of a fresnel
Zone Plate microfabricated on a glass slide, has the ability to trap partic...e glass walls that are thicker than this."
The researchers note that the fresnel
Zone Plate optical tweezers could be fabricated on the inner walls of micro...
Concentrated solar energy project wins Innovation Days prizes
...ty and the Tong Prototype Prize, winning $12,500.
Instead of the mirrors that many current solar systems use to collect energy, Franzke used a flat fresnel
lens to concentrate a large amount of energy on a small area. A spraying system uses the heat to generate steam, which can heat water for household us...
Fresnel lens - Wikipedia, the free encyclopedia
lens is a type of lens invented by French physicist Augustin-Jean Fresnel
. Originally developed for lighthouses, the design enables the construction of lenses of large aperture and short focal length without the...
Augustin-Jean Fresnel - Wikipedia, the free encyclopedia
, was a French physicist who contributed significantly to the establishment of the theory of wave optics. Fresnel
studied the behaviour of light both theoretically and experimentally.
HIGH QUALITY FRESNEL LENSES IN A VARIETY OF SIZES & FOCAL LENGTHS
Positive Focal Length Fresnel
Lens Used as a Collector ... Jean Fresnel
(1788–1827), a French mathematician and ... Fresnel's
original design, including the ...
Fresnel Technologies, Inc. - Precision Diamond Machined and Molded Optics
Manufacturer of molded plastics, Fresnel
lenses, and related optical components.
Augustin-Jean Fresnel: Biography from Answers.com
Augustin Jean Fresnel
French physicist (1788–1827) Fresnel
was born in Broglie, France, and grew up in the time of the French Revolution; by the time
Fresnel lens: Definition from Answers.com
(Click to enlarge) Fresnel
lens Prisms that make up a Fresnel
lens bend and magnify light rays, creating a single, concentrated beam of light