fresnel

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Fres·nel

(frā-nĕl′), Augustin Jean 1788-1827.

French physicist who supported the wave theory of light, investigated polarized light, and developed a compound lens for use in lighthouses.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Fresnel

(French frɛnɛl)

(Biography) Augustin Jean (oɡystɛ̃ ʒɑ̃). 1788–1827, French physicist: worked on the interference of light, contributing to the wave theory of light

fresnel

(ˈfreɪnɛl; French frɛnɛl)

(Units) a unit of frequency equivalent to 10¹² hertz

[C20: named after Augustin Jean Fresnel (1788–1827), French physicist]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

fres•nel

(frəˈnɛl, freɪ-)

n.

a unit of frequency equal to 10¹² cycles per second.

[1935–40; after Augustin Jean Fresnel (1788–1827), French physicist]

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Noun

Fresnel - French physicist who invented polarized light and invented the Fresnel lens (1788-1827)

Augustin Jean Fresnel

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References in periodicals archive ?

First, Babinet's principle and the number of Fresnel zones is exposed.

Principios opticos basicos aplicados al calculo de los limites de metodos de difraccion numerica

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Sommet Education lands new COO, Dr Fabien Fresnel

The sunlight and thermal energy collection method adopted in MHPS's CSP system is a proprietary hybrid system combining a low-temperature Fresnel evaporator which collects sunlight while changing the angles of multiple mirror surfaces arranged on a plane, and a tower-type superheater which collects sunlight by heliostats.

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The Mew Island apparatus, a rare hyper-radial Fresnel lens, will become the latest attraction in the historic district.

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The evaluation consists of trials of different types of prism systems, including Fresnel, Gottlieb, Onufryk, and Eli Peli.

Methods for prism placement for hemianopic visual field loss in adults with low vision

Alsolen, a French manufacturer of solar power plants, will exhibit its thermodynamic power plant using Fresnel mirror technology at the upcoming World Future Energy Summit (WFES) trade show in Abu Dhabi.

French firm to showcase solar tech at WFES

15] and references within) thermal measurements (such as differential scanning calorimetry (DSC) and thermal mechanical analysis (TMA)), dielectric analysis (DEA), nuclear magnetic resonance, dynamic mechanical analysis, ultrasonic techniques and optical measurements (by infrared or Raman spectroscopy, grating-based optical fiber sensors (OFS) and Fresnel refrac to meters).

Anisothermal thermosetting resin cure monitored by optical fiber refractometer

A Short Bright Flash: Augustin Fresnel and the Birth of the Modern Lighthouse

Lighting the way

In 1960s, Giovanni Francica (Italy) firstly applied linear Fresnel reflector (LFR) for development of linear and two-axis tracking Fresnel steam generating system [2, 3].

Solar tracking error analysis of Fresnel reflector

A short bright flash; Augustin Fresnel and the birth of the modern lighthouse.

A short bright flash; Augustin Fresnel and the birth of the modern lighthouse

A Fresnel zone plate (FZP) is an important optical element with light collecting properties and it has many applications in the visible light, millimeter waves, extreme-UV, and x-ray domain regions [1-6].

Periodic transmission of circular binary Fresnel zone plates with etching depth and substrate

Clinton, recently treated for a blood clot near her brain after a fall, wore the Fresnel lens to aid her left eye during the Benghazi hearing.