• Q-switching, sometimes known as giant pulse formation or Q-spoiling, is a technique by which a laser can be made to produce a pulsed output beam. The technique...
    12 KB (1,715 words) - 20:21, 21 April 2024
  • pulses of the shortest possible duration utilizing techniques such as Q-switching. The optical bandwidth of a pulse cannot be narrower than the reciprocal...
    6 KB (923 words) - 01:06, 1 May 2024
  • Thumbnail for Q factor
    than the laser's normal continuous output. This technique is known as Q-switching. Q factor is of particular importance in plasmonics, where loss is linked...
    32 KB (3,913 words) - 08:00, 18 February 2024
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    Laser (section Q-switching)
    pulses of the shortest possible duration utilizing techniques such as Q-switching. The optical bandwidth of a pulse cannot be narrower than the reciprocal...
    114 KB (12,661 words) - 15:46, 7 April 2024
  • Thumbnail for Gain-switching
    below threshold, and switches to a positive value when carrier density or the pump intensity exceeds the lasing threshold. Q-switching Modelocking Lau, K...
    3 KB (401 words) - 22:06, 4 January 2023
  • Thumbnail for Acousto-optic modulator
    sound waves (usually at radio-frequency). They are used in lasers for Q-switching, telecommunications for signal modulation, and in spectroscopy for frequency...
    10 KB (1,160 words) - 23:25, 4 December 2023
  • Thumbnail for List of Nintendo Switch games
    Switch games (H–P) List of Nintendo Switch games (Q–Z) Not included in the main list are: Nintendo Switch Online games Arcade Archives games Sega Ages games...
    3 KB (281 words) - 20:03, 23 March 2024
  • Thumbnail for Tattoo removal
    is the non-invasive removal of tattoo pigment using Q-switched lasers. Different types of Q-switched lasers are used to target different colors of tattoo...
    54 KB (6,802 words) - 03:12, 30 April 2024
  • Thumbnail for Nd:YAG laser
    Pulsed Nd:YAG lasers are typically operated in the so-called Q-switching mode: An optical switch is inserted in the laser cavity waiting for a maximum population...
    31 KB (3,452 words) - 13:07, 24 April 2024
  • further above and below the carrier than required for normal, less abrupt switching. The solution to the problem for CW is to make the transition between...
    12 KB (1,526 words) - 18:06, 10 January 2024
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    within the pulse duration. In 1961, R.W. Hellwarth invented a method of q-switching, to concentrate the output into a single pulse. In 1962, Willard Boyle...
    13 KB (1,713 words) - 04:33, 3 April 2024
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    radiation, and is easily machinable. It is replacing more traditional Q-switching materials like lithium fluoride and organic dyes. The dopant levels used...
    21 KB (2,525 words) - 14:55, 5 May 2024
  • soliton Femtotechnology Fiber laser Frequency comb Laser construction Q-switching Saturable absorption Solid state laser Soliton Ultrafast optics Vector...
    27 KB (3,791 words) - 02:27, 4 April 2024
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    limits on the current and voltage they can handle, finite switching time, etc. The ideal switch is often used in circuit analysis as it greatly simplifies...
    36 KB (4,133 words) - 06:13, 29 April 2024
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    devices are often not categorized as lasers. Injection seeder Mode locking Q-switching List of laser articles Koechner, Walter (1992). Solid-State Laser Engineering...
    6 KB (777 words) - 18:49, 24 November 2023
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    itch (Pulsed Dye laser - PDL), post-inflammatory hyper-pigmentation (Q-switched lasers :Ruby, Alexandrite), burn scar unwanted hair growth and trapped...
    23 KB (2,716 words) - 04:41, 23 April 2024
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    discovered. Development of short and ultrashort laser pulses—created by Q switching and modelocking techniques—opened the way to the study of what became...
    51 KB (6,334 words) - 19:10, 2 May 2024
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    2 / π 2 J J ! w 0 ) 1 / 2 ( q 0 q ( z ) ) 1 / 2 ( − q ∗ ( z ) q ( z ) ) J / 2 H J ( 2 x w ( z ) ) exp ⁡ ( − i k x 2 2 q ( z ) ) , {\displaystyle u_{J}(x...
    46 KB (6,838 words) - 15:13, 26 March 2024
  • Chirped pulse amplification Gain-switching Modelocking Optical amplifier Q-switching Raman amplification Qian, C; Duan, Q; Dodd, S; Koretsky, A; Murphy-Boesch...
    3 KB (351 words) - 23:09, 4 December 2023
  • soft-tissue surgical lasers as of 2010. A range of lasers such as erbium, dye, Q switch lasers, and CO2 are used to treat various skin conditions including scars...
    17 KB (1,997 words) - 02:03, 2 April 2024
  • achieve this is by using a Kronecker delta which modifies q as follows: q = δ ∗ q e {\displaystyle q=\delta *qe} , where δ= the Kronecker delta, qe=experimentally...
    19 KB (2,765 words) - 22:13, 15 March 2024
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    car (1 of 3 doors), the contestant will not win the car by switching. Using the switching strategy, winning or losing thus only depends on whether the...
    79 KB (9,895 words) - 05:35, 3 May 2024
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    M. B.; Perelman, L. T.; Arendt, J. T.; Gurjar, R.; Müller, M. G.; Zhang, Q.; Zonios, G.; Kline, E.; McGillican, T.; Shapshay, S.; Valdez, T.; Badizadegan...
    42 KB (4,648 words) - 20:42, 8 April 2024
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    may appear during puberty. A Q-switched 1064 nm laser has been successfully used to treat the condition. The Q-switched lasers (694 nm ruby, 755 nm Alexandrite...
    7 KB (648 words) - 18:14, 27 April 2024
  • Thumbnail for Solid-state laser
    Optics Express, 16,10053–10058 (2008). H. Zhang; D. Y. Tang; L. M. Zhao; Q. L. Bao; K. P. Loh (2009). "Large energy mode locking of an erbium-doped fiber...
    12 KB (1,221 words) - 13:45, 19 April 2024
  • A cavity switch is a device that modulates cavity properties in the time domain. It is known as Q switching if the quality factor of cavities is under...
    2 KB (170 words) - 08:56, 3 August 2023
  • discovered. Development of short and ultrashort laser pulses—created by Q switching and modelocking techniques—opened the way to the study of what became...
    13 KB (1,601 words) - 17:36, 1 August 2023
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    back-scattering to achieve passive Q-switching in single-mode ytterbium and erbium-doped fibres. The passive Q-switching produced pulses with a 10 kW peak...
    56 KB (6,995 words) - 00:03, 26 April 2024
  • Thumbnail for Pockels effect
    quick or Q drive which has a fast rise time, then slowly decays. A Pockels cell that uses a Q-drive is sometimes referred to as a Q-switch. The other...
    15 KB (2,023 words) - 04:36, 18 April 2024
  • by changing the switching frequency (i.e., it is a programmable resistance) with a resolution limited by the resolution of the switching period. Thus online...
    13 KB (2,015 words) - 17:19, 6 July 2023