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What are the advantages of tunable laser?
Tunable laser diodes measure the concentration of gases in an area. The advantages of tunable laser diodes is that they are able to detect very low levels of these gases.
What is a tunable laser used for?
Tunable lasers are commonly used for recording transmission data, or absorption information. In some applications, cooling is required, and tunable lasers are good for that use as well.
What are the advantages of tunable laser diodes?
UV lasers are good for analyizing top surface layers. It has a penetration depth of only a few nanometers, making it incredibly sensitive, even to very thin layers.
What is the difference between lasers and tunable lasers?
All tunable LASERs are LASERS, however not all LASERS are tunable. In a tunable laser the lasing medium, which is typically a gas, dye or crystal, can be altered to produce slightly different frequencies, thus allowing the laser to be 'tuned' or frequency changed where most LASERS produce a very narrow band of radiation frequencies.
What are the example of liquid laser?
Some examples of liquid lasers are dye lasers, which use organic dyes dissolved in a solvent as the gain medium, and liquid crystal lasers, which use liquid crystal materials to create the gain necessary for laser emission. These liquid lasers have tunable emission wavelengths and can be used in various research and industrial applications.
What are the different types of tuning in tunable laser?
Tunable lasers can be tuned in various manners. Some of these include single line and multi line tuning. Narrow band tuning is also used to tune various lasers as well.
What did earl d shaw invent?
he was co-inventor the 'spin-flip tunable laser'.
What is the spin flip tunable laser?
The spin-flip tunable laser employs the Raman effect to change the emitted frequency of light. They normally operate in the microwave or infrared sections of the electromagnetic spectrum. We (as humans) can only see the visible light section of the electromagnetic spectrum, and both sections the lasers operate in are outside of that range.This is the simplified answer. If you want a more scientific explanation of how it works, see . It's not at the top, you have to scroll down to "Description of the Background of Spin-Flip Raman Lasers" under the second image.Source:https://webfiles.uci.edu/mcbrown/display/shaw.html
What has the author Laurie Chappell written?
Laurie Chappell has written: 'Development of a tunable laser based bragg grating demodulation system'
What has the author Zekai Hong written?
Zekai Hong has written: 'Tunable diode laser measurements of high temperature carbon dioxide and oxygen'
What is grating in laser?
Grating in laser refers to a diffraction grating, which is a device that uses interference to disperse light into its component colors. It is often used in lasers to select specific wavelengths of light or to create tunable laser systems by changing the angle of the grating.
What improvements in laser technology have made DVD possible?
When CDs were invented they used a red LASER light. To achieve a DVD, which has a greater capacity, tunable LASERs needed to be invented. This is particularly important when you realise that a full length Movie can now be put onto a DVD.
