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Page "Stimulated emission" ¶ 43
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When and light
When the light went their way, they went on across the street.
When he was inducted into the Army at Fort Knox, Ky., Hansen's weight had dropped to 180 -- `` too light for me to be at my best '' he said.
When quoted unqualified, it usually refers to some appropriate average across the spectrum of visible light.
When the light from a heated material was passed through a prism, it produced a multi-colored spectrum.
When she made it, the results, starring Margaret Rutherford, were popular and successful light comedies, but were disappointing to Christie herself ; nevertheless, Agatha Christie dedicated the novel The Mirror Crack'd from Side to Side to Rutherford.
When the telescope is at position E it must be oriented toward spot S ′ so that the star light enters the telescope at spot S ′.
When the particles are in great motion, they produce a Doppler shift for measuring wind speed in the laser light, which is used to calculate the speed of the particles, and therefore the air around the anemometer.
When the wind blows horizontally, it presses on and moves the ball ; because ping-pong balls are very lightweight, they move easily in light winds.
When Congress overrode his veto, the project had its green light and ground was first broken in 1991.
When light is sent through the sample, it is backscattered by the particles / droplets.
When exposed to sunlight, artificial light, or infrared radiation ( even the heat of a hand nearby can be enough ), the vanes turn with no apparent motive power, the dark sides retreating from the radiation source and the light sides advancing.
When the radiometer is heated in the absence of a light source, it turns in the forward direction ( i. e. black sides trailing ).
When looking at a cross section of a beam of light, the length over which the phase is correlated is called the transverse coherence length.
When open, doors admit people, animals, ventilation, and light.
) When Thomas Young first demonstrated this phenomenon, it indicated that light consists of waves, as the distribution of brightness can be explained by the alternately additive and subtractive interference of wavefronts.
When writing solo passages for the bass in orchestral or chamber music, composers typically ensure the orchestration is light so it doesn't obscure the bass.
When an electron in an excited molecule or atom descends to a lower energy level, it emits a photon of light equal to the energy difference.
When Loki, god of mischief and strife, murdered Baldr, god of beauty and light, he was punished by being bound in a cave with a poisonous serpent placed above his head dripping venom.
When light is sent through the sample, it is backscattered by the droplets.
When the frequency of the strobe equals the frequency of the rotating or vibrating object, the object completes one cycle of oscillation and returns to its original position between the flashes of light, so when illuminated by the strobe the object appears stationary.
When moving from a denser medium into a less dense one ( i. e., n < sub > 1 </ sub > > n < sub > 2 </ sub >), above an incidence angle known as the critical angle, all light is reflected and R < sub > s </ sub > = R < sub > p </ sub > = 1.
When light makes multiple reflections between two or more parallel surfaces, the multiple beams of light generally interfere with one another, resulting in net transmission and reflection amplitudes that depend on the light's wavelength.
When this material condenses in the rain, it forms dust and light sandy materials that resembles ground pumice.

When and appropriate
When decision makers act within this frame they determine whether a claim put forward in the name of religion is to be accepted by the larger community as appropriate to religion.
When this is the case, the appropriate section of this manual will indicate that `` Continuation Cards '' may be used.
When a program demands more computational resources, the CPU quickly ( there is some latency ) returns to an intermediate or maximum speed with appropriate voltage to meet the demand.
When assured by Mersenne that it was, indeed, the product of the son not the father, Descartes dismissed it with a sniff: " I do not find it strange that he has offered demonstrations about conics more appropriate than those of the ancients ," adding, " but other matters related to this subject can be proposed that would scarcely occur to a sixteen-year-old child.
When the appropriate conditions above are satisfied a system is said to be asymptotically stable: the variables of an asymptotically stable control system always decrease from their initial value and do not show permanent oscillations.
When appropriate, the second line may begin with a ' form ' number — e. g., 1 stands for history and criticism of a subject, 2 for a bibliography, 5 for a dictionary, 6 for an atlas or maps, 7 for a periodical, 8 for a society or university publication, 9 for a collection of works by different authors.
When the elements of a type character are smaller than a full pixel, ClearType lights only the appropriate subpixels of each full pixel in order to more closely follow the outlines of the character.
When it receives a request from a client, the DHCP server determines the network to which the DHCP client is connected, and then allocates an IP address or prefix that is appropriate for the client, and sends configuration information appropriate for that client.
When considering an appropriate syntax, it is important to note that Dublin Core concepts and semantics are designed to be syntax independent, are equally applicable in a variety of contexts, as long as the metadata is in a form suitable for interpretation both by machines and by human beings.
When a given task is appropriate for a team, task design can play a key role in team effectiveness ( Sundstrom, et al., 2000 ).
When James Smithson died and left his estate to the U. S. government to build an institution of learning, congress wanted to appropriate the money for other purposes.
When dealing with three or fewer variables, it is common to replace x < sub > 1 </ sub > with just x, x < sub > 2 </ sub > with y, and x < sub > 3 </ sub > with z, as appropriate.
When considering past relationships within appropriate historic context, there were times when love and sex were separate and unrelated notions.
When women or their newborns experience complications, midwives will work in consultation with an appropriate specialist.
When the Spanish Ambassador asked for pardon for having killed a man, the Pope replied that he did not want to start his reign with such auspices as absolution from homicide, and ordered the appropriate tribunals to observe the law.
When used for the proper application with the appropriate design, off-peak cooling systems can lower energy costs.
When images are first obtained of the surface of a planet or satellite, a theme for naming features is chosen and a few important features are named, usually by members of the appropriate IAU task group ( a commonly accepted planet-naming group ).
When a member has enough experience to reliably sense the appropriate time to finish his or her latihan session, he or she may, in accord with broadly accepted recommendations, add perhaps one more weekly session of the latihan at home.
When he forgot his words, or disapproved of them, he simply made up what he felt to be more appropriate ones.
When the appropriate time will come ( often many years ), the monks will discover the hidden text ; when the world is ready for it.
When a file is written to the buffer cache, rather than allocating extents for the data, XFS simply reserves the appropriate number of file system blocks for the data held in memory.
When wiring a 10BASE2 network, special care has to be taken to ensure that cables are properly connected to all T-connectors, and appropriate terminators are installed.

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