Laser Doppler Velocimetry (325 bytes)
1: ...o measure flows using the [[Doppler effect]]. Two lasers, with the same wave length, but put in different...
2: ...a.com/designstandards/sensors/laser_doppler/laser_doppler_intro.cfm eFunda] has a good introduction to the ...

Particle Image Velocimetry (1493 bytes)
1: '''Particle Image Velocimetry (PIV)''' is a method used to measure [[velocity|v...
22: *[[Laser Doppler Velocimetry]]
26: ''Particle Image Velocimetry, Raffel M., Willert C. and Kompenhans J. 1998. He...

Doppler (347 bytes)
3: '''Doppler''' can refer to:
4: * the '''[[Doppler effect]]''', where the [[frequency]] of a [[wave]...
5: * '''[[Doppler radar]]''', an application of this effect
6: * '''[[Christian Doppler]]''', who discovered the Doppler effect
7: * '''http://www.dopplerradio.net''', the [[podcast]]ing client for window...

Doppler (crater) (2218 bytes)
20: |[[Christian Doppler]]
22: ...s]] crater formation. Further to the southwest of Doppler is the [[Mohorovik (crater)|Mohorovik crater]].
24: ...east across the floor of Doppler from the rim of 'Doppler B'.
28: ...e side of the crater mid-point that is closest to Doppler
32: !width="25%" style="background:#eeeeee;" |Doppler

Christian Doppler (963 bytes)
2: [[Image:Cdoppler.jpg]]</div>
3: ... for the hypothesis of what is now known as the [[Doppler effect]] which causes the frequency of a wave to ...
6: ...athematicians/Doppler.html An online biography of Doppler]
10: [[Category:1803 births|Doppler, Christian]]
11: [[Category:1853 deaths|Doppler, Christian]]

Doppler effect (9036 bytes)
1: ...um in which the waves are transmitted. The total Doppler effect may therefore result from both motion of t...
3: ...[[France]], the effect is sometimes called "effet Doppler-Fizeau").
18: ...ecial Theory of Relativity]]. See [[relativistic Doppler effect]].
32: The Doppler effect for light has been of great use in [[astro...
34: The use of the Doppler effect for light in [[astronomy]] depends on the ...

Doppler radar (6125 bytes)
1: ...direct and highly accurate measurement of speeds. Doppler radars were originally developed for military rad...
6: ...urned signal will be frequency shifted due to the Doppler effect, allowing it to be picked out of the outbo...
8: ...erly invisible. As with pulse radar systems, many Doppler systems also pulse their signal to allow the use ...
10: ...r systems use both the returned pulse ''and'' the Doppler shift to detect targets.
12: ==Doppler radar as weather radar==

Pulse-doppler (386 bytes)
1: ...ange to an object. Pulse-doppler radar uses the [[doppler shift]] principle to determine the relative veloc...

Doppler profile (1809 bytes)
1: The '''Doppler profile''' is a [[spectral line]] profile which r...
6: [[doppler effect|doppler shift]] will be:
34: ... distribution|normally distributed]] as well. The doppler profile is then:

Doppler temperature (1205 bytes)
1: ...e''' is the minimum achievable temperature with [[laser cooling]].
3: ... exactly balances out the cooling effect of the [[laser]], no further cooling is possible. It turns out t...
5: ...hat the energy gained depends critically on the [[Doppler effect]]. Due to the velocity of the atom, the at...

Inverse Doppler effect (1780 bytes)
1: ... be interchanged. That would create an '''inverse Doppler effect'''.
7: ...frequency, as would be expected from the standard Doppler effect, but with a higher frequency.

Pulse-doppler radar (1778 bytes)
1: ...peed of around 300 m/s, which is why you hear the Doppler effect of an ambulance siren as it passes you at ...
5: ...ate moving objects from clutter. It's common for doppler radars to have a ''frequency range adjust'' contr...
7: Doppler measures the speed only along the direction from ...

Relativistic Doppler effect (3143 bytes)
1: In [[physics]], the '''relativistic Doppler effect''' is change in the observed frequency of ...
21: ...elative to the observer. This is the relativistic Doppler effect.

Laser (17033 bytes)
1: :''For alternative meanings see [[laser (disambiguation)]].''
3: [[Image:Usaf-laser.jpg|thumb|right|300px|Laser (US Air Force)]]
7: ...nt light, and is a [[back-formation]] of the term laser.
9: ...n]]ian physicist [[Ali Javan]] invented the [[gas laser]]. He later received the [[Albert Einstein Award]...
11: ...tion (see [[laser science]]), though in fact many laser types were discovered by [[trial and error]].

Laser 4.7 (482 bytes)
1: ...s. It is almost identical to the [[Laser (dinghy)|Laser]], with the exception of the much smaller sail ar...
2: ... [[Laser Radial]]. It has a smaller sail than the Laser Standard, but larger than the 4.7
8: {{Laser Boats}}

Laser (disambiguation) (724 bytes)
1: *Generally, a '''[[Laser]]''' is a device which uses a [[quantum mechanics...
2: *In [[banking]], '''[[Laser (debit card)|Laser]]''' is a [[debit card]].
3: *In [[herbal medicine]], '''[[laser (resin)|Laser]]''' is a resin produced by the [[Silphium]] plan...
4: *In [[botany]], '''[[Laser (plant)|Laser]]''' is a genus of the family [[Apiaceae]].
5: *In [[sailing]] a '''[[Laser (dinghy)|Laser]]''' is a popular type of sailing [[dinghy]].

Nautilus laser (918 bytes)
1: The '''Nautilus laser''' is a weapon system jointly developed by the [[...
2: ...ome Israeli optics firms have been developing the laser cannon.
5: ...oject was the continuation of an anti-[[missile]] laser weapons system started under the administration o...
9: ...-07-2004%3A%3A08%3A06%7Creuters.html Israeli-U.S. Laser Downs Long-Range Missile in Test]
11: [[Category:Military lasers]]

Laser engraving (2824 bytes)
1: ==Direct Laser Engraving==
2: ...competes with rotary [[gravure]], although direct laser engraving is also being introduced. For the less ...
4: ...ved than in the post-processing stages for direct laser imaging or conventional flexo platemaking using p...
6: ==Direct Laser Imaging==
9: ...lack mask layer on the surface. The [[infra-red]] laser-imaging head, which runs parallel to the drum axi...

Ti-sapphire laser (3167 bytes)
1: ...rce on the left. The green light is from the pump laser]]
3: ...e in the range from 650 to 1100 nanometers. These lasers are mainly used in scientific research because o...
5: ... Nd:YVO lasers (527-532 nm) are used. Ti:sapphire lasers operate most effectively at a wavelength of 800 ...
7: Common types of Ti:sapphire lasers include:
11: ...er beam from an argon or frequency-doubled Nd:YVO laser. Typically, an oscillator has an average output o...

Laser cutting (1616 bytes)
1: ...''Laser cutting''' is a technology which uses a [[laser]] to cut materials, and is usually used in indust...
3: ...ing works by directing the output of a high power laser at the material to be cut. The material then eit...
5: ... there is no wear on the laser. Disadvantages of laser cutting may include the high energy required.
7: ...s structural and piping materials. Some [[6-axis lasers]] can perform cutting operations on parts that h...
9: ...ationary X and Y [[axis]] table where the cutting laser moves over the work piece in both of the horizont...

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