Table of Contents
103 relations: Absolute value, Acoustic waveguide, Acoustics, Allies of World War II, Alternating current, Arnold Sommerfeld, Bell Labs, Boundary value problem, Bragg's law, Brillouin scattering, Cartesian coordinate system, Cave, Cavity magnetron, Characteristic impedance, Circular polarization, Coaxial, Cutoff frequency, Density, Dielectric, Digital delay line, Earth–ionosphere waveguide, Edward Mills Purcell, Electric current, Electrical impedance, Electrical resistance and conductance, Electrical resistivity and conductivity, Electromagnetic radiation, Electromagnetic spectrum, Extremely high frequency, George Clark Southworth, Guided wave testing, Hans Bethe, Harry Boot, Helmholtz equation, Horn (acoustic), Impedance matching, Inverse-square law, J. J. Thomson, Jagadish Chandra Bose, Jeffrey Goldstone, John Randall (physicist), John Renshaw Carson, John William Strutt, 3rd Baron Rayleigh, Julian Schwinger, Ku band, Light, Light tube, Linear polarization, Loudspeaker, Lumped-element model, ... Expand index (53 more) »
Absolute value
In mathematics, the absolute value or modulus of a real number x, is the non-negative value without regard to its sign.
See Waveguide and Absolute value
Acoustic waveguide
An acoustic waveguide is a physical structure for guiding sound waves, i.e., a waveguide used in acoustics.
See Waveguide and Acoustic waveguide
Acoustics
Acoustics is a branch of physics that deals with the study of mechanical waves in gases, liquids, and solids including topics such as vibration, sound, ultrasound and infrasound.
Allies of World War II
The Allies, formally referred to as the United Nations from 1942, were an international military coalition formed during World War II (1939–1945) to oppose the Axis powers.
See Waveguide and Allies of World War II
Alternating current
Alternating current (AC) is an electric current that periodically reverses direction and changes its magnitude continuously with time, in contrast to direct current (DC), which flows only in one direction.
See Waveguide and Alternating current
Arnold Sommerfeld
Arnold Johannes Wilhelm Sommerfeld, (5 December 1868 – 26 April 1951) was a German theoretical physicist who pioneered developments in atomic and quantum physics, and also educated and mentored many students for the new era of theoretical physics.
See Waveguide and Arnold Sommerfeld
Bell Labs
Bell Labs is an American industrial research and scientific development company credited with the development of radio astronomy, the transistor, the laser, the photovoltaic cell, the charge-coupled device (CCD), information theory, the Unix operating system, and the programming languages B, C, C++, S, SNOBOL, AWK, AMPL, and others.
Boundary value problem
In the study of differential equations, a boundary-value problem is a differential equation subjected to constraints called boundary conditions.
See Waveguide and Boundary value problem
Bragg's law
In many areas of science, Bragg's law, Wulff–Bragg's condition, or Laue–Bragg interference are a special case of Laue diffraction, giving the angles for coherent scattering of waves from a large crystal lattice.
Brillouin scattering
In electromagnetism, Brillouin scattering (also known as Brillouin light scattering or BLS), named after Léon Brillouin, refers to the interaction of light with the material waves in a medium (e.g. electrostriction and magnetostriction).
See Waveguide and Brillouin scattering
Cartesian coordinate system
In geometry, a Cartesian coordinate system in a plane is a coordinate system that specifies each point uniquely by a pair of real numbers called coordinates, which are the signed distances to the point from two fixed perpendicular oriented lines, called coordinate lines, coordinate axes or just axes (plural of axis) of the system.
See Waveguide and Cartesian coordinate system
Cave
A cave or cavern is a natural void under the Earth's surface.
Cavity magnetron
The cavity magnetron is a high-power vacuum tube used in early radar systems and subsequently in microwave ovens and in linear particle accelerators.
See Waveguide and Cavity magnetron
Characteristic impedance
The characteristic impedance or surge impedance (usually written Z0) of a uniform transmission line is the ratio of the amplitudes of voltage and current of a wave travelling in one direction along the line in the absence of reflections in the other direction.
See Waveguide and Characteristic impedance
Circular polarization
In electrodynamics, circular polarization of an electromagnetic wave is a polarization state in which, at each point, the electromagnetic field of the wave has a constant magnitude and is rotating at a constant rate in a plane perpendicular to the direction of the wave.
See Waveguide and Circular polarization
Coaxial
In geometry, coaxial means that several three-dimensional linear or planar forms share a common axis.
Cutoff frequency
In physics and electrical engineering, a cutoff frequency, corner frequency, or break frequency is a boundary in a system's frequency response at which energy flowing through the system begins to be reduced (attenuated or reflected) rather than passing through.
See Waveguide and Cutoff frequency
Density
Density (volumetric mass density or specific mass) is a substance's mass per unit of volume.
Dielectric
In electromagnetism, a dielectric (or dielectric medium) is an electrical insulator that can be polarised by an applied electric field.
Digital delay line
A digital delay line (or simply delay line, also called delay filter) is a discrete element in a digital filter, which allows a signal to be delayed by a number of samples.
See Waveguide and Digital delay line
Earth–ionosphere waveguide
The Earth–ionosphere waveguide is the phenomenon in which certain radio waves can propagate in the space between the ground and the boundary of the ionosphere.
See Waveguide and Earth–ionosphere waveguide
Edward Mills Purcell
Edward Mills Purcell (August 30, 1912 – March 7, 1997) was an American physicist who shared the 1952 Nobel Prize for Physics for his independent discovery (published 1946) of nuclear magnetic resonance in liquids and in solids.
See Waveguide and Edward Mills Purcell
Electric current
An electric current is a flow of charged particles, such as electrons or ions, moving through an electrical conductor or space.
See Waveguide and Electric current
Electrical impedance
In electrical engineering, impedance is the opposition to alternating current presented by the combined effect of resistance and reactance in a circuit.
See Waveguide and Electrical impedance
Electrical resistance and conductance
The electrical resistance of an object is a measure of its opposition to the flow of electric current.
See Waveguide and Electrical resistance and conductance
Electrical resistivity and conductivity
Electrical resistivity (also called volume resistivity or specific electrical resistance) is a fundamental specific property of a material that measures its electrical resistance or how strongly it resists electric current.
See Waveguide and Electrical resistivity and conductivity
Electromagnetic radiation
In physics, electromagnetic radiation (EMR) consists of waves of the electromagnetic (EM) field, which propagate through space and carry momentum and electromagnetic radiant energy.
See Waveguide and Electromagnetic radiation
Electromagnetic spectrum
The electromagnetic spectrum is the full range of electromagnetic radiation, organized by frequency or wavelength. Waveguide and electromagnetic spectrum are electromagnetic radiation.
See Waveguide and Electromagnetic spectrum
Extremely high frequency
Extremely high frequency is the International Telecommunication Union designation for the band of radio frequencies in the electromagnetic spectrum from 30 to 300 gigahertz (GHz).
See Waveguide and Extremely high frequency
George Clark Southworth
George Clark Southworth (August 24, 1890 – July 6, 1972), who published as G. C. Southworth, was a prominent American radio engineer best known for his role in the development of waveguides in the early 1930s.
See Waveguide and George Clark Southworth
Guided wave testing
Guided wave testing (GWT) is a non-destructive evaluation method.
See Waveguide and Guided wave testing
Hans Bethe
Hans Albrecht Bethe (July 2, 1906 – March 6, 2005) was a German-American theoretical physicist who made major contributions to nuclear physics, astrophysics, quantum electrodynamics, and solid-state physics, and who won the 1967 Nobel Prize in Physics for his work on the theory of stellar nucleosynthesis.
Harry Boot
Henry Albert Howard Boot (29 July 1917 – 8 February 1983) was an English physicist who with Sir John Randall and James Sayers developed the cavity magnetron, which was one of the keys to the Allied victory in the Second World War.
Helmholtz equation
In mathematics, the Helmholtz equation is the eigenvalue problem for the Laplace operator.
See Waveguide and Helmholtz equation
Horn (acoustic)
An acoustic horn or waveguide is a tapered sound guide designed to provide an acoustic impedance match between a sound source and free air.
See Waveguide and Horn (acoustic)
Impedance matching
In electrical engineering, impedance matching is the practice of designing or adjusting the input impedance or output impedance of an electrical device for a desired value.
See Waveguide and Impedance matching
Inverse-square law
In science, an inverse-square law is any scientific law stating that the observed "intensity" of a specified physical quantity is inversely proportional to the square of the distance from the source of that physical quantity.
See Waveguide and Inverse-square law
J. J. Thomson
Sir Joseph John Thomson (18 December 1856 – 30 August 1940) was a British physicist and Nobel Laureate in Physics, credited with the discovery of the electron, the first subatomic particle to be found.
See Waveguide and J. J. Thomson
Jagadish Chandra Bose
Sir Jagadish Chandra Bose (30 November 1858 – 23 November 1937) was a polymath with interests in biology, physics, botany and writing science fiction.
See Waveguide and Jagadish Chandra Bose
Jeffrey Goldstone
Jeffrey Goldstone (born 3 September 1933) is a British theoretical physicist and an emeritus physics faculty member at the MIT Center for Theoretical Physics.
See Waveguide and Jeffrey Goldstone
John Randall (physicist)
Sir John Turton Randall, (23 March 1905 – 16 June 1984) was an English physicist and biophysicist, credited with radical improvement of the cavity magnetron, an essential component of centimetric wavelength radar, which was one of the keys to the Allied victory in the Second World War.
See Waveguide and John Randall (physicist)
John Renshaw Carson
John Renshaw Carson (June 28, 1886 – October 31, 1940) was an American transmission theorist for early communications systems.
See Waveguide and John Renshaw Carson
John William Strutt, 3rd Baron Rayleigh
John William Strutt, 3rd Baron Rayleigh, (12 November 1842 – 30 June 1919) was a British mathematician and physicist who made extensive contributions to science.
See Waveguide and John William Strutt, 3rd Baron Rayleigh
Julian Schwinger
Julian Seymour Schwinger (February 12, 1918 – July 16, 1994) was a Nobel Prize-winning American theoretical physicist.
See Waveguide and Julian Schwinger
Ku band
The Ku band is the portion of the electromagnetic spectrum in the microwave range of frequencies from 12 to 18 gigahertz (GHz).
Light
Light, visible light, or visible radiation is electromagnetic radiation that can be perceived by the human eye. Waveguide and light are electromagnetic radiation.
Light tube
Light tubes (also known as solar pipes, tubular skylights or sun tunnels) are structures that transmit or distribute natural or artificial light for the purpose of illumination and are examples of optical waveguides.
Linear polarization
In electrodynamics, linear polarization or plane polarization of electromagnetic radiation is a confinement of the electric field vector or magnetic field vector to a given plane along the direction of propagation.
See Waveguide and Linear polarization
Loudspeaker
A loudspeaker (commonly referred to as a speaker or speaker driver) is an electroacoustic transducer that converts an electrical audio signal into a corresponding sound.
Lumped-element model
The lumped-element model (also called lumped-parameter model, or lumped-component model) is a simplified representation of a physical system or circuit that assumes all components are concentrated at a single point and their behavior can be described by idealized mathematical models.
See Waveguide and Lumped-element model
Massachusetts Institute of Technology
The Massachusetts Institute of Technology (MIT) is a private land-grant research university in Cambridge, Massachusetts.
See Waveguide and Massachusetts Institute of Technology
Medical ultrasound
Medical ultrasound includes diagnostic techniques (mainly imaging techniques) using ultrasound, as well as therapeutic applications of ultrasound.
See Waveguide and Medical ultrasound
Microstrip
Microstrip is a type of electrical transmission line which can be fabricated with any technology where a conductor is separated from a ground plane by a dielectric layer known as "substrate".
Microwave
Microwave is a form of electromagnetic radiation with wavelengths shorter than other radio waves (as originally discovered) but longer than infrared waves.
Microwave oven
A microwave oven or simply microwave is an electric oven that heats and cooks food by exposing it to electromagnetic radiation in the microwave frequency range.
See Waveguide and Microwave oven
MIT Radiation Laboratory
The Radiation Laboratory, commonly called the Rad Lab, was a microwave and radar research laboratory located at the Massachusetts Institute of Technology (MIT) in Cambridge, Massachusetts.
See Waveguide and MIT Radiation Laboratory
Nathan Marcuvitz
Nathan Marcuvitz (1913 - 2010) was an American electrical engineer, physicist, and educator who worked in the fields of microwave and electromagnetic field theory.
See Waveguide and Nathan Marcuvitz
Network analysis (electrical circuits)
In electrical engineering and electronics, a network is a collection of interconnected components.
See Waveguide and Network analysis (electrical circuits)
Nondestructive testing
Nondestructive testing (NDT) is any of a wide group of analysis techniques used in science and technology industry to evaluate the properties of a material, component or system without causing damage.
See Waveguide and Nondestructive testing
Ohm
The ohm (symbol: Ω, the uppercase Greek letter omega) is the unit of electrical resistance in the International System of Units (SI).
Oliver Lodge
Sir Oliver Joseph Lodge, (12 June 1851 – 22 August 1940) was a British physicist and writer involved in the development of, and holder of key patents for, radio.
See Waveguide and Oliver Lodge
Optical fiber
An optical fiber, or optical fibre, is a flexible glass or plastic fiber that can transmit light from one end to the other. Waveguide and optical fiber are telecommunications equipment.
See Waveguide and Optical fiber
Optics
Optics is the branch of physics that studies the behaviour and properties of light, including its interactions with matter and the construction of instruments that use or detect it. Waveguide and Optics are applied and interdisciplinary physics and electromagnetic radiation.
Orthomode transducer
An orthomode transducer (OMT) is a waveguide component that is commonly referred to as a polarisation duplexer.
See Waveguide and Orthomode transducer
Permittivity
In electromagnetism, the absolute permittivity, often simply called permittivity and denoted by the Greek letter (epsilon), is a measure of the electric polarizability of a dielectric material.
See Waveguide and Permittivity
Peter Debye
Peter Joseph William Debye (March 24, 1884 – November 2, 1966) was a Dutch-American physicist and physical chemist, and Nobel laureate in Chemistry.
Phasor
In physics and engineering, a phasor (a portmanteau of phase vector) is a complex number representing a sinusoidal function whose amplitude, and initial phase are time-invariant and whose angular frequency is fixed.
Photonic-crystal fiber
Photonic-crystal fiber (PCF) is a class of optical fiber based on the properties of photonic crystals.
See Waveguide and Photonic-crystal fiber
Pipe organ
The pipe organ is a musical instrument that produces sound by driving pressurised air (called wind) through the organ pipes selected from a keyboard.
Polarization (waves)
italics (also italics) is a property of transverse waves which specifies the geometrical orientation of the oscillations. Waveguide and Polarization (waves) are electromagnetic radiation.
See Waveguide and Polarization (waves)
Power (physics)
Power is the amount of energy transferred or converted per unit time.
See Waveguide and Power (physics)
Pressure
Pressure (symbol: p or P) is the force applied perpendicular to the surface of an object per unit area over which that force is distributed.
Prism (optics)
An optical prism is a transparent optical element with flat, polished surfaces that are designed to refract light.
See Waveguide and Prism (optics)
Radar
Radar is a system that uses radio waves to determine the distance (ranging), direction (azimuth and elevation angles), and radial velocity of objects relative to the site.
Radio propagation
Radio propagation is the behavior of radio waves as they travel, or are propagated, from one point to another in vacuum, or into various parts of the atmosphere.
See Waveguide and Radio propagation
Radio wave
Radio waves are a type of electromagnetic radiation with the lowest frequencies and the longest wavelengths in the electromagnetic spectrum, typically with frequencies below 300 gigahertz (GHz) and wavelengths greater than, about the diameter of a grain of rice. Waveguide and radio wave are electromagnetic radiation.
Reflection coefficient
In physics and electrical engineering the reflection coefficient is a parameter that describes how much of a wave is reflected by an impedance discontinuity in the transmission medium.
See Waveguide and Reflection coefficient
Refractive index
In optics, the refractive index (or refraction index) of an optical medium is a dimensionless number that gives the indication of the light bending ability of that medium.
See Waveguide and Refractive index
Relative permittivity
The relative permittivity (in older texts, dielectric constant) is the permittivity of a material expressed as a ratio with the electric permittivity of a vacuum.
See Waveguide and Relative permittivity
Robert H. Dicke
Robert Henry Dicke (May 6, 1916 – March 4, 1997) was an American astronomer and physicist who made important contributions to the fields of astrophysics, atomic physics, cosmology and gravity.
See Waveguide and Robert H. Dicke
Robert Jaffe
Robert Loren Jaffe (born 1946) is an American physicist and the Jane and Otto Morningstar Professor of Physics at the Massachusetts Institute of Technology (MIT).
See Waveguide and Robert Jaffe
Sallie Pero Mead
Sallie P. Mead (born Sallie Eugena Pero, October 1, 1893 – April 1981) was an American mathematician and engineer known for her contributions to radar technology and the development of waveguides at the American Telephone and Telegraph Company's Development and Research arm (AT&T D&R).
See Waveguide and Sallie Pero Mead
Siemens & Halske
Siemens & Halske AG (or Siemens-Halske) was a German electrical engineering company that later became part of Siemens.
See Waveguide and Siemens & Halske
SOFAR channel
The SOFAR channel (short for sound fixing and ranging channel), or deep sound channel (DSC), is a horizontal layer of water in the ocean at which depth the speed of sound is at its minimum.
See Waveguide and SOFAR channel
Sound
In physics, sound is a vibration that propagates as an acoustic wave through a transmission medium such as a gas, liquid or solid.
Standing wave ratio
In radio engineering and telecommunications, standing wave ratio (SWR) is a measure of impedance matching of loads to the characteristic impedance of a transmission line or waveguide.
See Waveguide and Standing wave ratio
Stethoscope
The stethoscope is a medical device for auscultation, or listening to internal sounds of an animal or human body.
String instrument
In musical instrument classification, string instruments or chordophones, are musical instruments that produce sound from vibrating strings when a performer plays or sounds the strings in some manner.
See Waveguide and String instrument
String vibration
A vibration in a string is a wave.
See Waveguide and String vibration
Stripline
In electronics, stripline is a transverse electromagnetic (TEM) transmission line medium invented by Robert M. Barrett of the Air Force Cambridge Research Centre in the 1950s.
Telecommunications Research Establishment
The Telecommunications Research Establishment (TRE) was the main United Kingdom research and development organisation for radio navigation, radar, infra-red detection for heat seeking missiles, and related work for the Royal Air Force (RAF) during World War II and the years that followed.
See Waveguide and Telecommunications Research Establishment
Tin can telephone
A tin can phone is a type of acoustic (non-electrical) speech-transmitting device made up of two tin cans, paper cups or similarly shaped items attached to either end of a taut string or wire.
See Waveguide and Tin can telephone
Total internal reflection
In physics, total internal reflection (TIR) is the phenomenon in which waves arriving at the interface (boundary) from one medium to another (e.g., from water to air) are not refracted into the second ("external") medium, but completely reflected back into the first ("internal") medium.
See Waveguide and Total internal reflection
Transmission line
In electrical engineering, a transmission line is a specialized cable or other structure designed to conduct electromagnetic waves in a contained manner.
See Waveguide and Transmission line
Transverse mode
A transverse mode of electromagnetic radiation is a particular electromagnetic field pattern of the radiation in the plane perpendicular (i.e., transverse) to the radiation's propagation direction. Waveguide and transverse mode are electromagnetic radiation.
See Waveguide and Transverse mode
Ultrasonic machining
Ultrasonic machining is a subtractive manufacturing process that removes material from the surface of a part through high frequency, low amplitude vibrations of a tool against the material surface in the presence of fine abrasive particles.
See Waveguide and Ultrasonic machining
Wave
In physics, mathematics, engineering, and related fields, a wave is a propagating dynamic disturbance (change from equilibrium) of one or more quantities.
Waveguide (optics)
An optical waveguide is a physical structure that guides electromagnetic waves in the optical spectrum.
See Waveguide and Waveguide (optics)
Waveguide (radio frequency)
In radio-frequency engineering and communications engineering, a waveguide is a hollow metal pipe used to carry radio waves.
See Waveguide and Waveguide (radio frequency)
Whale vocalization
Whales use a variety of sounds for communication and sensation.
See Waveguide and Whale vocalization
Wilmer L. Barrow
Wilmer Lanier Barrow (July 26, 1903 – August 29, 1975) was an American electrical engineer, inventor, teacher, industrial manager, and a counselor to government agencies.
See Waveguide and Wilmer L. Barrow
Wind instrument
A wind instrument is a musical instrument that contains some type of resonator (usually a tube) in which a column of air is set into vibration by the player blowing into (or over) a mouthpiece set at or near the end of the resonator.
See Waveguide and Wind instrument
World War II
World War II or the Second World War (1 September 1939 – 2 September 1945) was a global conflict between two alliances: the Allies and the Axis powers.
See Waveguide and World War II
References
Also known as Closed waveguide, Electromagnetic waveguide, Guided wave, Guided waves, Lightguide pathways, Wave guide, Waveguided, Waveguides, Waveguiding.