Search
Menu
Lumencor Inc. - Power of Light 4-24 LB
magnetic field Dictionary Terms

electron optics
The control of free electron movement through the use of electrical or magnetic fields, and use of this electron movement in...
permeability
Typically represented by the Greek letter μ, magnetic permeability is the measure of a material's ability to generate and...
trochoidal mass spectrometer
A magnetic-deflection mass spectrometer that has an electrostatic field placed perpendicularly to its magnetic field,...
nitrogen vacancy
A nitrogen vacancy (NV) refers to a specific type of defect or impurity in a crystal lattice where a nitrogen atom replaces...
magnetic fluid
A fluid having three components: a carrier fluid, magnetite particles suspended by Brownian motion and a stabilizer to...
mass spectrograph
A device that uses electromagnetic fields to separate electrically charged particles according to their masses. As a beam of...
plasmonics
Plasmonics is a field of science and technology that focuses on the interaction between electromagnetic radiation and free...
Casimir force
The Casimir force is a quantum phenomenon that results in an attractive force between two closely spaced uncharged...
Forbush decrease
Decrease in cosmic ray activity that is observed approximately 24 hours after a solar flare, attributed to a shielding...
fusion ignition
Fusion ignition refers to the point in a controlled nuclear fusion reaction where the energy released by the fusion...
near-field region
The area closest to an aperture or source where the diffraction pattern differs substantially from that observed at an...
Zeeman broadening
Broadening of a spectrum that results from the influence of a magnetic field.
micro-robotics
Micro-robotics refers to the field of robotics that involves the design, development, and application of miniature robotic...
particle acceleration
Particle acceleration refers to the process by which charged particles, such as electrons or protons, gain kinetic energy...
Zeeman effect
The splitting of energy levels of an atom, ion or molecule because of a magnetic field.
Cotton-Mouton effect
The ability of particular pure liquids to doubly refract when influenced by a magnetic field with a direction that is...
mass spectroscope
An instrument that uses electromagnetic fields to sort out the relative masses of atoms and molecules.The same way an...
focusing coil
A coil used to focus an electron beam by the generation of a magnetic field parallel to the beam.
undulator magnet
A device used in a free-electron laser to convert the electron-beam's energy into microwave laser radiation by creating a...
scalar diffraction theory
Scalar diffraction theory is a simplified approach used to describe the propagation of electromagnetic waves, particularly...
electromagnetic radiation
Radiation emitted from vibrating charged particles. A combination of oscillating electrical and magnetic fields that...
spectroscopy
Spectroscopy is a technique used in the study of interactions between matter and electromagnetic radiation. It involves...
Maxwell's equations
The mathematical set of equations showing the relationship between oscillating electric and magnetic fields that are...
plasma accelerator
A plasma accelerator is a type of particle accelerator that uses electric fields and magnetic fields to accelerate charged...
permanent magnetic focusing
The focusing of an electron beam by a magnetic field that permanently retains the majority of its magnetic properties.
betatron
An instrument designed to produce very hard x-rays by the acceleration of electrons in a varying magnetic field.
magnetron sputtering
A variation from standard physical vapor deposition (PVD) coating techniques, magnetron sputtering is a plasma coating...
magnetic force microscope
A variation of the atomic force microscope that operates by scanning a tiny ferromagnetic probe (or a magnetized tip) over a...
deflection
Any bending of a wave of radiation away from its expected path, as, for example, by diffraction or by a magnetic field.
image dissector tube
An electron tube that is used as a camera tube for a television system. When the picture to be transmitted is focused on a...
pulsar
An astronomical body that emits radiation concentrated by a strong magnetic field into two beams that rotate, giving a...
London equations
The partial differential equations for the spatial and time dependence of electric and magnetic fields inside a...
magnetically focused image tube
A vacuum tube in which a magnetic field is superimposed onto the tube's electrical field. When the two fields are aligned,...
nematic phase
A form of liquid crystal with an appearance of moving, threadlike structures, particularly visible when observed in thick...
magnetic rotation spectrum
The absorption spectrum of an element influenced by a magnetic field in the same direction as the transmitted light, which...
synchrotron
A synchrotron is a type of particle accelerator that uses magnetic fields to steer charged particles, typically electrons or...
galvanometric scanner
A galvanometric scanner, also known as a galvanometer scanner or galvo scanner, is a type of optical scanning device used to...
photomultiplier tube
A photomultiplier tube (PMT) is a highly sensitive vacuum tube that detects and amplifies low levels of light. It is widely...
electromagnetic environment
The distribution of electromagnetic fields in a given area. The units are volts per meter, watts per meter squared and...
deflection yoke
A metal coil or coils wrapped around the outside of the neck of a cathode-ray tube. Current passing through the coils...
solar wind
The constant outward flow of weakly magnetized plasma from the sun that is deflected by the magnetic field of the earth and,...
mass spectrometer
A device used to measure the masses and relative concentrations of atoms and molecules. It utilizes the Lorentz force...
surface-enhanced Raman spectroscopy
Surface-enhanced Raman spectroscopy (SERS) is an analytical technique that combines the principles of Raman spectroscopy...
free-electron laser
A free-electron laser (FEL) is a type of laser that generates coherent, high-intensity electromagnetic radiation by using a...
quantum-ehanced metrology
Quantum-enhanced metrology refers to the use of quantum mechanics principles and techniques to enhance the precision and...
nuclear magnetic resonance spectroscopy
That branch of spectroscopy that applies to the study of interactions between energy and atomic nuclei. The simultaneous...
atomic clock
An atomic clock is a highly precise timekeeping device that uses the vibrations or oscillations of atoms as a reference for...
hysteresis
This term literally means "to lag behind.'' It is quite often used to describe the residual effect that remains after...
Lorentz oscillator model
The Lorentz oscillator model is a theoretical model used in physics to describe the response of a charged particle (such as...
surface-enhanced Raman scattering
Surface-enhanced Raman scattering (SERS) is a powerful analytical technique that enhances the Raman scattering signal of...
electron cyclotron maser
A maser that relies on the fact that electrons in orbital motion in high-magnetic fields will emit energy at the cyclotron...
Rydberg atom
The term "Rydberg atom" refers to an atom in a highly excited state where one or more of its electrons are in a Rydberg...
Cotton-Mouton constant
Relative to the Cotton-Mouton effect, the magnetic birefringence constant that, when multiplied by pathlength and the square...
Verdet constant
A factor of an equation of the Faraday effect, which is the rotation of the plane of light polarization by transparent...
Faraday rotation
The effect discovered by Faraday in 1845 whereby nonoptically active materials or substances become capable of rotating the...
isolator
In the context of electronics and optics, an isolator refers to a device that allows the transmission of signals in one...
electromagnetic image tube
An image intensifier tube that uses a magnetic field for focusing. It yields high-quality images, but its use is limited by...
nanophotonics
Nanophotonics is a branch of science and technology that explores the behavior of light on the nanometer scale, typically at...
magnetorheological finishing
Magnetorheological finishing (MRF) is a precision optics polishing technique used for shaping and finishing optical surfaces...
Lorentz force
The force acting upon a charged particle as it moves in a magnetic field, proportional to the particle's charge and velocity.
electromagnetic compatibility
The ability of a device to operate without electromagnetically interfering with the operation of nearby equipment and...
Penning discharge
A standard source of high-charge-state ions for accelerators that has an external magnetic field oriented perpendicularly to...
spin-flip Raman laser
A semiconductor laser that operates in the infrared and that is pumped with strong pulses of radiation from a second laser....
magnetic spectrograph
An electron system using the effect of a constant magnetic field on electron paths to differentiate electrons that have...
electromagnetic interaction
The interaction of charged particles and electromagnetic fields.
Faraday configuration
Describes incident radiation propagating parallel to an externally applied magnetic field in magneto-optical experimentation.
hybrid mode
A mode possessing components of both electrical and magnetic field vectors in the direction of propagation.
Silsbee effect
The ability of an electrical current to destroy superconductivity by means of the magnetic field generated by the current....
magnetic vector
A term denoting the magnitude and direction of the magnetic field associated with an electromagnetic wave when describing...
quantum sensing
Quantum sensing refers to a class of sensing technologies that leverage principles from quantum mechanics to enhance the...
Meissner effect
The elimination of magnetic fields from within a material as that material makes the transition from the normal to...
double-focusing mass spectrometer
A mass spectrometer utilizing both radial electrostatic and magnetic field analyzers to improve the focusing and increase...
electromagnetic wave
Wave of radiation identified by individual fluctuations of electric and magnetic fields.
magnetic resonance spectroscopy
A method of studying the chemical and physical properties of atoms and molecules (typically living tissue and chemical...
magnetometer
A magnetometer is a scientific instrument used to measure the strength and/or direction of a magnetic field. It can detect...
photoelectromagnetic effect
Interaction of a magnetic field with a photoconductive substance exposed to light to create a potential difference.
density matrix formulation
The exact mathematical description of the interactions of matter and intense electromagnetic fields, such as those that...
Hall effect
The development of a transverse electric field in a solid material when it carries an electric current and is placed in a...
magnon
A magnon is a quasiparticle representing a quantized spin wave in a magnetic material. In other words, it is a collective...
nuclear magnetic resonance
A phenomenon, exploited for medical imaging, in which the nuclei of material placed in a strong magnetic field will absorb...
mode beating
In optics, "mode beating" refers to an interference phenomenon that can occur in laser systems with multiple longitudinal...
enhanced Faraday effect
The occurrence of very large rotations in transparent materials at weak magnetic fields as predicted in the classical...
magnetic rotation spectroscopy
Technique in which the polarization rotation of light, and its relationship to the magnetic field strength can be analyzed...
nonlinear optical materials
Nonlinear optical materials are substances that exhibit optical properties that are not linearly proportional to the...
magnetic lens
An arranged series of coils, magnets or electromagnets disposed in such a way that the resulting magnetic fields generate a...
electromagnetic theory
The theory of propagation of energy by combined electric and magnetic fields included in Maxwell's equations.
hybrid electromagnetic wave
A wave in the electromagnetic spectrum that has both electrical and magnetic field vectors in the direction of propagation.
propagation constant
For an electromagnetic field mode varying sinusoidally with time at a given frequency, the logarithmic rate of change, with...
electromagnetic lens
An electron lens consisting of a homogeneous axial electric field and a magnetic field used in high-quality image tubes for...
cyclotron resonance
The tendency of charge carriers to spiral about an axis in a direction identical to that of an applied magnetic field that...
coronal holes
Solar regions characterized by low density and open magnetic fields where high-speed solar wind streams originate....
magneto-optics
Magneto-optics refers to the study and manipulation of the interaction between magnetic fields and light (electromagnetic...

(92 results found)

Explore Our Content
News
Features
Latest Products
Webinars
White Papers
All Things Photonics Podcast
Videos
Our Summits & Conferences
Industry Events
Bookstore
Join Our Community
Subscribe
Advertise
Become a member
Sign in
Contribute a Feature
Suggest a Webinar
Submit a Press Release
Mobile Apps

About Us
Our Company
Our Publications
Contact Us
Career Opportunities
Teddi C. Laurin Scholarship

Terms & Conditions
Privacy Policy
California Consumer Privacy Act (CCPA)



©2024 Photonics Media
100 West St.
Pittsfield, MA, 01201 USA
[email protected]
We use cookies to improve user experience and analyze our website traffic as stated in our Privacy Policy. By using this website, you agree to the use of cookies unless you have disabled them.