beam of light

Definitions

  • WordNet 3.6
    • n beam of light a column of light (as from a beacon)
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Usage

In literature:

At what moment did the light of truth beam in upon them, and dissipate the darkness in which they had been involved?
"A Practical View of the Prevailing Religious System of Professed Christians, in the Middle and Higher Classes in this Country, Contrasted with Real Christianity." by William Wilberforce
The first intimation we had was the sight of one of the narrow beams of red-green light flashing about in the twilight.
"The Fire People" by Ray Cummings
It was still serviceable and cast a strong beam of light.
"Boy Scouts in the North Sea" by G. Harvey Ralphson
Then a beam of light whipped across the floor with a shuffle of feet on the stone steps outside.
"Isle o' Dreams" by Frederick F. Moore
Then she saw it open, and a broad beam of light shoot out.
"The Motor Girls on Crystal Bay" by Margaret Penrose
Some stray beams of moonlight fell upon the face and lighted up the features more distinctly.
"The Riflemen of the Ohio" by Joseph A. Altsheler
But mercilessly the light beam spread, until we were again within the circle of illumination.
"Valley of the Croen" by Lee Tarbell
Alone, he struggled to his feet and flashed a beam of light from the suit flashlight to the walls about him.
"The Memory of Mars" by Raymond F. Jones
No light of intelligence beamed from her lovely eyes.
"Lippincott's Magazine, November 1885" by Various
To the human soul, prayer is like the beams of light which seem to connect sun and earth.
"The Loyalist" by James Francis Barrett
Something in the debris along the wall flashed dazzlingly in the beam of his light.
"The Star Hyacinths" by James H. Schmitz
A beam of morning sun struck across the room, a great solid, golden bar of light.
"The Ghost Girl" by H. De Vere Stacpoole
The beam of light might have pinned the bright larva to the sky for the inspection of interested Londoners.
"Waiting for Daylight" by Henry Major Tomlinson
In the light of his love to-day I beam and laugh!
"The Wagnerian Romances" by Gertrude Hall
It is the light of the sun stored up in coal that beams from every gaslight in our cities.
"The Story of the Heavens" by Robert Stawell Ball
In a beam of light on the top of that mountain it looked like a small neutron-source machine.
"Dead World" by Jack Douglas
The place was in shadow, but from a window on the ground floor a narrow beam of light shot out on the drive and across the lawn.
"The Scarlet Feather" by Houghton Townley
The streets were deserted, and lighted only by such beams as found their way through the dirty windows of shops and saloons.
"A Budget of Christmas Tales by Charles Dickens and Others" by Various
Space was suddenly colored, for thousands of miles, as the beam struck Craven's ship and seemed to explode in a blast of dazzling indigo light.
"Empire" by Clifford Donald Simak
On the scale across the room the actinic beams from them were magnified into sweeps of light.
"Astounding Stories of Super-Science, March 1930" by Various
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In poetry:

The beauty of night
Hating for very fear, until
Beyond the bend a lowly light
Beams single from a lowly sill;
"The Escape" by John Freeman
Before its splendid hour the cloud
Comes o'er the beam of light;
A pilgrim in a weary land,
Man tarries but a night.
"The Complaint of Nature" by John Logan
The eternity unrolled before us,
The volumes of recorded time;
The light of ages beaming o'er us,
Instructive and sublime:
"Past, Present, and Future" by John Bowring
A beam of light broke on my mind,
Why was I thus distress'd?
What power on earth the will can bind?
By whom was I oppress'd?
"The Saving Pledge" by John Pierpont
In times of general distress
Some beams of light shall shine,
To show the world his righteousness,
And give him peace divine.
"Psalm 112" by Isaac Watts
Oh could day beam eternally,
And Memory's power cease,
This world, a world of light would be,
Our hearts were worlds of peace:
"As When From Dreams Awaking." by Caroline Elizabeth Sarah Norton

In news:

Herewith five ways of looking at a season in hell and, because all is not lost, one beam of Golden light.
Rewriting quantum chips with a beam of light .
The promise of ultrafast quantum computing has moved a step closer to reality with a technique to create rewritable computer chips using a beam of light .
The sunset beam of light was intense.
Lately I've developed a fondness — OK, fetish — for trail lights, the ultra-high beam lights typically mounted on the roof-rack rails of rugged off-road SUVs and other vehicles sporting 4x4 capabilities.
Laser therapy that delivers a concentrated beam of ultraviolet light may help ease a hard-to-treat form of eczema , a small study suggests.
Rather than hiding actual light waves, the cloak 's material diffuses microwave beams, as detectors on the other side of the cape pick up beams that appear to be flowing through free space.
A Jet Blue Embraer 190 similar to this one was the latest target of laser pointers in New York on Sunday, where a blinding light was beamed into the cockpit of a flight preparing to land after a flight from Syracuse.
The iconic Port Boca Grande Museum and Lighthouse Christmas lighting event once again beamed with holiday spirit Saturday as a throng of more than 350 people partied on the south end of the island.
Licking, chewing, spinning, tail-chasing and running after shadows or beams of light can be normal behaviors in dogs and cats, but in some cases they become repetitive and harmful.
A high-intensity beam of violet light pierced the air in the darkened laboratory, precisely striking a whisper-thin strand of wire so that it glowed with its own, secondary light.
Hearing the high, lonesome harmonies of First Aid Kit brings to mind old-fashioned country starlets wearing Nudie suits with fringe cascading down the back and spangles up the front, dazzling under the beam of Opry stage lights.
Parishioners and other gather at Mission San Juan Bautista to observe a beam of light that, because of the building's orientation, strikes the altar on the winter solstice each year.
Hella Inc, the North American aftermarket subsidiary of automotive lighting and electronics supplier Hella, has released its new Hella Power Beam 3000 LED work lamp .
Traditional methods for in-process and end-of-line control use electrical resistance, optical imaging, spectrometry, light beam, and mechanical sizing.
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In science:

The paraxial approximation to the wave equation is most popular in optics where it gives a convenient description of light beams propagating in optical systems, their diffraction, focusing etc .
Paraxial propagation of a quantum charge in a random magnetic field
We consider the effect of this perturbation on the light beam traveling between two points A and B.
Algebraic approach to time-delay data analysis for LISA
The study of the gravitational field of light beams (null dust) has a long history.
The general double-dust solution
In this article we analyze the principles of quantum-optical networks where two or more beams of light interact with each other.
Quantum Physics of Simple Optical Instruments
Many passive optical instruments such as lenses or beam splitters consist of dielectric materials like glass that influence the propagation of light without causing much absorption.
Quantum Physics of Simple Optical Instruments
The scattering matrix completely characterizes a perfect piece of dielectric structure in the regime of far-field optics, describing how incident light beams are transformed into outgoing beams.
Quantum Physics of Simple Optical Instruments
Polarizers, where the two polarization modes of light are mixed, are also essentially beam splitters, and so are simple passive interferometers.
Quantum Physics of Simple Optical Instruments
But already the simple beam splitter, combined with good photodetectors and single-photon sources, is quite capable of demonstrating some fundamental aspects of the wave-particle duality of light.
Quantum Physics of Simple Optical Instruments
The classical polarization of a light beam is usually described using the Stokes parameters .
Quantum Physics of Simple Optical Instruments
Now we possess the theoretical tools to predict what happens when two beams of quantum light interfere at a beam splitter.
Quantum Physics of Simple Optical Instruments
The amplitudes of the incident light modes may statistically fluctuate if the beams are not perfectly coherent [27, 127].
Quantum Physics of Simple Optical Instruments
Now, suppose that one incident beam carries precisely n photons and that no light impinges on the back of the semi-transparent mirror.
Quantum Physics of Simple Optical Instruments
Pump light with frequency ωp drives two other beams of light, called the signal and the idler, with frequencies ωs + ωi = ωp .
Quantum Physics of Simple Optical Instruments
The light beams could have originally agreed on with which probability they are going to produce all linear combinations of q and p quadratures.
Quantum Physics of Simple Optical Instruments
Two rows of AcoustoOptic Modulators (AOM) direct the incoming beams of light to the perfect mirrors M or to the detectors row.
Simulation of quantum random walks using interference of classical field
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