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52 relations: Acousto-optics, Active laser medium, Attenuator (electronics), Continuous wave, Control system, Electro-optic effect, Energy, Feedback, Gain-switching, Gordon Gould, Hertz, Holography, Injection seeder, Intensity (physics), Jitter, Journal of Applied Physics, Kaya Limited, Kerr effect, Laser, Laser construction, Laser pumping, Lymphatic system, Mode-locking, Modulation, Nanosecond, Nd:YAG laser, Nonlinear optics, Oil tanker, Optical amplifier, Optical cavity, Output coupler, Pockels effect, Population inversion, Power (physics), Q factor, Rangefinder, Relaxation (physics), Ruby laser, Saturable absorption, Science History Institute, Semiconductor, Spontaneous emission, Stimulated emission, Tattoo, Temperature jump, The Telegraph (Calcutta), Transverse mode, Watt, Wavelength, Yttrium aluminium garnet, ..., 3D microfabrication, 3D optical data storage. Expand index (2 more) »
Acousto-optics
Acousto-optics is a branch of physics that studies the interactions between sound waves and light waves, especially the diffraction of laser light by ultrasound (or sound in general) through an ultrasonic grating.
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Active laser medium
The active laser medium (also called gain medium or lasing medium) is the source of optical gain within a laser.
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Attenuator (electronics)
An attenuator is an electronic device that reduces the power of a signal without appreciably distorting its waveform.
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Continuous wave
A continuous wave or continuous waveform (CW) is an electromagnetic wave of constant amplitude and frequency, almost always a sine wave, that for mathematical analysis is considered to be of infinite duration.
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Control system
A control system manages, commands, directs, or regulates the behavior of other devices or systems using control loops.
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Electro-optic effect
An electro-optic effect is a change in the optical properties of a material in response to an electric field that varies slowly compared with the frequency of light.
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Energy
In physics, energy is the quantitative property that must be transferred to an object in order to perform work on, or to heat, the object.
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Feedback
Feedback occurs when outputs of a system are routed back as inputs as part of a chain of cause-and-effect that forms a circuit or loop.
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Gain-switching
Gain-switching is a technique in optics by which a laser can be made to produce pulses of light of extremely short duration, of the order of picoseconds (10−12 s).
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Gordon Gould
Gordon Gould (July 17, 1920 – September 16, 2005) was an American physicist who is widely, but not universally, credited with the invention of the laser (Others attribute the invention to Theodore Maiman).
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Hertz
The hertz (symbol: Hz) is the derived unit of frequency in the International System of Units (SI) and is defined as one cycle per second.
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Holography
Holography is the science and practice of making holograms.
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Injection seeder
Injection seeders are devices that direct the output of small "seed" lasers into the cavity of a much larger laser to stabilize the latter's output.
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Intensity (physics)
In physics, intensity is the power transferred per unit area, where the area is measured on the plane perpendicular to the direction of propagation of the energy.
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Jitter
In electronics and telecommunications, jitter is the deviation from true periodicity of a presumably periodic signal, often in relation to a reference clock signal.
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Journal of Applied Physics
The Journal of Applied Physics is a peer-reviewed scientific journal with a focus on the physics of modern technology.
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Kaya Limited
Kaya Clinic (popularly known as Kaya Skin Clinic) is a provider of skincare, haircare, and beauty solutions.
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Kerr effect
The Kerr effect, also called the quadratic electro-optic (QEO) effect, is a change in the refractive index of a material in response to an applied electric field.
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Laser
A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation.
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Laser construction
A laser is constructed from three principal parts.
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Laser pumping
Laser pumping is the act of energy transfer from an external source into the gain medium of a laser.
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Lymphatic system
The lymphatic system is part of the vascular system and an important part of the immune system, comprising a network of lymphatic vessels that carry a clear fluid called lymph (from Latin, lympha meaning "water") directionally towards the heart.
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Mode-locking
Mode-locking is a technique in optics by which a laser can be made to produce pulses of light of extremely short duration, on the order of picoseconds (10−12 s) or femtoseconds (10−15 s).
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Modulation
In electronics and telecommunications, modulation is the process of varying one or more properties of a periodic waveform, called the carrier signal, with a modulating signal that typically contains information to be transmitted.
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Nanosecond
A nanosecond (ns) is an SI unit of time equal to one thousand-millionth of a second (or one billionth of a second), that is, 1/1,000,000,000 of a second, or 10 seconds.
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Nd:YAG laser
Nd:YAG (neodymium-doped yttrium aluminum garnet; Nd:Y3Al5O12) is a crystal that is used as a lasing medium for solid-state lasers.
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Nonlinear optics
Nonlinear optics (NLO) is the branch of optics that describes the behavior of light in nonlinear media, that is, media in which the dielectric polarization P responds nonlinearly to the electric field E of the light.
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Oil tanker
An oil tanker, also known as a petroleum tanker, is a ship designed for the bulk transport of oil or its products.
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Optical amplifier
An optical amplifier is a device that amplifies an optical signal directly, without the need to first convert it to an electrical signal.
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Optical cavity
An optical cavity, resonating cavity or optical resonator is an arrangement of mirrors that forms a standing wave cavity resonator for light waves.
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Output coupler
An output coupler (OC) is the component of an optical resonator that allows the extraction of a portion of the light from the laser's intracavity beam.
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Pockels effect
The Pockels effect (after Friedrich Carl Alwin Pockels who studied the effect in 1893), or Pockels electro-optic effect, changes or produces birefringence in an optical medium induced by an electric field.
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Population inversion
In science, specifically statistical mechanics, a population inversion occurs while a system (such as a group of atoms or molecules) exists in a state in which more members of the system are in higher, excited states than in lower, unexcited energy states.
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Power (physics)
In physics, power is the rate of doing work, the amount of energy transferred per unit time.
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Q factor
In physics and engineering the quality factor or Q factor is a dimensionless parameter that describes how underdamped an oscillator or resonator is, and characterizes a resonator's bandwidth relative to its centre frequency.
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Rangefinder
A rangefinder is a device that measures distance from the observer to a target, in a process called ranging.
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Relaxation (physics)
In the physical sciences, relaxation usually means the return of a perturbed system into equilibrium.
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Ruby laser
A ruby laser is a solid-state laser that uses a synthetic ruby crystal as its gain medium.
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Saturable absorption
Saturable absorption is a property of materials where the absorption of light decreases with increasing light intensity.
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Science History Institute
The Science History Institute is an institution that preserves and promotes understanding of the history of science.
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Semiconductor
A semiconductor material has an electrical conductivity value falling between that of a conductor – such as copper, gold etc.
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Spontaneous emission
Spontaneous emission is the process in which a quantum mechanical system (such as an atom, molecule or subatomic particle) transitions from an excited energy state to a lower energy state (e.g., its ground state) and emits a quantum in the form of a photon.
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Stimulated emission
Stimulated emission is the process by which an incoming photon of a specific frequency can interact with an excited atomic electron (or other excited molecular state), causing it to drop to a lower energy level.
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Tattoo
A tattoo is a form of body modification where a design is made by inserting ink, dyes and pigments, either indelible or temporary, into the dermis layer of the skin to change the pigment.
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Temperature jump
The temperature jump method is a technique used in chemical kinetics for the measurement of very rapid reaction rates.
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The Telegraph (Calcutta)
The Telegraph is an Indian English daily newspaper founded and continuously published in Kolkata since 7 July 1982.
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Transverse mode
A transverse mode of electromagnetic radiation is a particular electromagnetic field pattern of radiation measured in a plane perpendicular (i.e., transverse) to the propagation direction of the beam.
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Watt
The watt (symbol: W) is a unit of power.
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Wavelength
In physics, the wavelength is the spatial period of a periodic wave—the distance over which the wave's shape repeats.
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Yttrium aluminium garnet
Yttrium aluminium garnet (YAG, Y3Al5O12) is a synthetic crystalline material of the garnet group.
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3D microfabrication
Three-dimensional (3D) microfabrication refers to a manufacturing technique that involves the layering of material to produce a three-dimensional structure.
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3D optical data storage
3D optical data storage is any form of optical data storage in which information can be recorded or read with three-dimensional resolution (as opposed to the two-dimensional resolution afforded, for example, by CD).
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Giant pulse formation, Passive Q-switching, Q switch, Q switching, Q-Spoil, Q-switch, Q-switched, Q-switched laser, Q-switched lasers.
References
[1] https://en.wikipedia.org/wiki/Q-switching
