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Property of materials that causes them to change their shape during magnetization
Magnetostriction is a property of magnetic materials that causes them to change their shape or dimensions during the process of magnetization. The variation
Magnetostriction
Type of transducer
field and thus produces magnetostriction at ultrasonic frequency in the material. The disturbances caused by magnetostriction then propagate in the material
Electromagnetic acoustic transducer
Electromagnetic_acoustic_transducer
Physical phenomenon
susceptibility of a material when subjected to a mechanical stress. The magnetostriction λ {\displaystyle \lambda } characterizes the shape change of a ferromagnetic
Inverse magnetostrictive effect
Inverse_magnetostrictive_effect
Region of a magnetic material in which the magnetization has uniform direction
an angle to the "easy" direction is caused by the phenomenon called magnetostriction. When the magnetization of a piece of magnetic material is changed
Magnetic_domain
German-born theoretical physicist (1879–1955)
reproduction devices, in which changes in electrical current through magnetostriction cause movements of a magnetic body". Albert Einstein's patents. 2006
Albert_Einstein
English physicist (1818–1889)
came to be called the Kelvin scale. Joule also made observations of magnetostriction, and he found the relationship between the current through a resistor
James_Prescott_Joule
phenomena in solid materials. Examples include Magnetostriction, also known as Joule magnetostriction, is the few parts per million change in the length
Magnetomechanical_effect
Physical effects characterized by James Prescott Joule
independent of its volume and pressure, depending only on its temperature. Magnetostriction, a property of ferromagnetic materials that causes them to change their
Joule_effect
Class of alloys with high magnetostriction
with 13% Al is also sometimes referred to as alfer. It exhibits large magnetostriction and it is used in magnetoelastic sensors. Later during the WW2, Japanese
Alperm
Ability of non-conductive materials to change shape under an electric field
under the application of an electric field. It is the dual property to magnetostriction. Electrostriction is a property of all dielectric materials, and is
Electrostriction
Ability to induce a magnetic moment by stressing a material
magnetic field. Piezomagnetism differs from the related property of magnetostriction; if an applied magnetic field is reversed in direction, the strain
Piezomagnetism
Alloy of iron and gallium
proposed that there is an intrinsic mechanism generating this enhanced magnetostriction, which has its origins in the electronic structure of the material
Galfenol
Unwanted sound associated with AC power
as utility transformers, caused by mechanical vibrations induced by magnetostriction in magnetic cores. Onboard aircraft (or spacecraft) the frequency heard
Mains_hum
Analogue television broadcasting system
number of lines per second. This high-pitched whistle was caused by magnetostriction in the line output transformer. This is a common artifact in sets that
405-line_television_system
Device to couple energy between circuits
transformers operating at low frequencies use laminated or similar cores. Magnetostriction-related transformer hum Magnetic flux in a ferromagnetic material,
Transformer
Alloy of nickel and iron with low coefficient of thermal expansion
positive saturation magnetostriction of approximately 4 ppm under 1-T magnetic field.This property, known as Joule magnetostriction, means that the material
Invar
Magnetostrictive alloy
magnetostriction of any alloy, up to 0.002 m/m at saturation; it expands and contracts in a magnetic field. Terfenol-D has a large magnetostriction force
Terfenol-D
Ferrimagnetic ceramic material
applications like sensors and actuators thanks to its high saturation magnetostriction (~200 ppm). CoFe 2O 4 has also the benefits to be rare-earth free,
Ferrite_(magnet)
Nickel–iron alloy with high magnetic permeability
are low coercivity, near zero magnetostriction, and significant anisotropic magnetoresistance. The low magnetostriction is critical for industrial applications
Permalloy
Device put on or in the ears that plays sound
Motion Transformer (AMT); Piezoelectric film; Ribbon planar magnetic; Magnetostriction and Plasma or Ionic. The first Heil AMT headphone was marketed by ESS
Headphones
Chemical element with atomic number 28 (Ni)
magnetic field, the material undergoes a small change in length. The magnetostriction of nickel is on the order of 50 ppm and is negative, indicating that
Nickel
Magnetic metal powder, alternative to permalloy
and crystallographic structure Sendust exhibits simultaneously zero magnetostriction and zero magnetocrystalline anisotropy constant K1. Sendust is harder
Sendust
Machine that converts electrical energy into mechanical energy
magnetic sources (e.g. due to magnetic forces such as Maxwell and magnetostriction forces acting on stator and rotor structures) The latter source, which
Electric_motor
Nickel-iron alloy with high magnetic permeability
"soft" ferromagnetic material; it has low magnetic anisotropy and magnetostriction, giving it a low coercivity so that it saturates at low magnetic fields
Mu-metal
Interaction of light with material waves in a medium
light with the material waves in a medium (e.g. electrostriction and magnetostriction, or radiation pressure). It is mediated by the refractive index dependence
Brillouin_scattering
Medical imaging technique
repetitive noise of an MRI scan as the windings move slightly due to magnetostriction. The contrast between different tissues is determined by the rate at
Magnetic_resonance_imaging
Direction dependence of magnetization in a crystal
effect called magnetostriction. To keep the lattice from deforming, a stress must be applied. If the crystal is not under stress, magnetostriction alters the
Magnetocrystalline_anisotropy
Type of audible sound
magnetic field include equivalent forces due to Maxwell stress tensor, magnetostriction and Lorentz force (also called Laplace force). Maxwell forces, also
Electromagnetically induced acoustic noise
Electromagnetically_induced_acoustic_noise
Chemical compound
active sonar transducers (the alternative being transducers that use magnetostriction). In the 1950s ADP crystals largely replaced the quartz and Rochelle
Ammonium_dihydrogen_phosphate
Vacuum tube used to display images
a high-pitched tone near an operating CRT TV. The sound is due to magnetostriction in the magnetic core and periodic movement of windings of the flyback
Cathode_ray_tube
American physicist (1873–1937)
career he investigated magnetic susceptibilities, magnetic shielding, magnetostriction, conduction of electricity through mercury vapor, and hydrodynamics
Albert_Potter_Wills
Magnetoelectric efffect
Wiedemann in 1858 . The Wiedemann effect is one of the manifestations of magnetostriction in a field formed by the combination of a longitudinal magnetic field
Wiedemann_effect
Chemical compound
applications such as sensors and actuators due to its high-saturation magnetostriction (~200 ppm). CoFe2O4 is not composed of rare-earth elements, making
Cobalt_ferrite
Resistance of a ferromagnetic material to demagnetization by an external magnetic field
as heat. Common dissipative processes in magnetic materials include magnetostriction and domain wall motion. The coercivity is a measure of the degree of
Coercivity
coefficient Curie temperature Diamagnetism Hall coefficient Hysteresis Magnetostriction Magnetocaloric coefficient Magnetothermoelectric power (magneto-Seebeck
List_of_materials_properties
All magnetic phenomena have analogous electric phenomena and vice versa
Permittivity is the dual of permeability. Electrostriction is the dual of magnetostriction. Piezoelectricity is the dual of piezomagnetism. Ferroelectricity is
Duality (electricity and magnetism)
Duality_(electricity_and_magnetism)
Electric charge generated in certain solids due to mechanical stress
amplifier Electret Electronic component Electrostriction Flexoelectricity Magnetostriction Photoelectric effect Piezoelectric speaker Piezoluminescence Piezomagnetism
Piezoelectricity
Chemical element with atomic number 66 (Dy)
with iron and terbium. Terfenol-D has the highest room-temperature magnetostriction of any known material, which is employed in transducers, wide-band
Dysprosium
Type of electric transformer
amorphous alloys have a lower saturation induction and often a higher magnetostriction compared to conventional crystalline iron-silicon, grain oriented electrical
Amorphous_metal_transformer
Iron alloy optimized for magnetic properties
electrical steel's magnetic properties and may also increase noise due to magnetostriction. The size of magnetic domains in sheet electrical steel can be reduced
Electrical_steel
Award presented by the Institute of Electrical and Electronics Engineers
crystal detectors, piezoelectric crystals and magnetostriction frequency controls and magnetostriction devices for the production of sound; and for his
IEEE_Medal_of_Honor
1887 investigation of the speed of light
Miller's results. Miller later built a non-magnetic device to eliminate magnetostriction, while Michelson built one of non-expanding Invar to eliminate any
Michelson–Morley_experiment
Acoustic sensor
Ultrasound transmitters can also use non-piezoelectric principles such as magnetostriction. Materials with this property change size slightly when exposed to
Ultrasonic_transducer
Computer input device
with PCs and PC-based CAD software like AutoCAD. These tablets used a magnetostriction technology which used wires made of a special alloy stretched over
Graphics_tablet
Converts an electrical audio signal into a corresponding sound
efficient than conventional moving-coil speakers. Transducers based on magnetostriction have been predominantly used as ultrasonic sound wave radiators for
Loudspeaker
Power supply with switching regulator
mains hum, usually due to vibration of windings in the transformer or magnetostriction. Usually inaudible to most humans, unless they have a fan or are malfunctioning
Switched-mode_power_supply
4-bit microprocessor
and solid-state shift registers for memory instead of the costly magnetostriction wire in the 101. Busicom also realized that they could launch a general-purpose
Intel_4004
Torpedo of the German Navy
initial round-nosed version "25 degree storch" which contained two magnetostriction hydrophones inside a funnel-shaped baffle The later flat-nosed versions
G7es_torpedo
Electric furnace using induction heat
usually emits a hum or whine (due to fluctuating magnetic forces and magnetostriction), the pitch of which can be used by operators to identify whether the
Induction_furnace
British physicist and engineer (1885–1958)
Butterworth and F.D. Smith (1 March 1931) "The equivalent circuit of the magnetostriction oscillator," Proceedings of the Physical Society of London, vol. 43
Stephen_Butterworth
Frequency used on standard electricity grid in a given area
at the multiples of the frequencies of AC power that they use (see Magnetostriction). It is usually produced by motor and transformer core laminations
Utility_frequency
American aerospace engineer
American aerospace engineer whose research involves smart materials and magnetostriction, changes in the physical shape of materials under magnetic fields,
Alison_Flatau
High frequency pulse transformer commonly used to drive cathode-ray tubes
kHz for NTSC), and vibrations from the transformer core caused by magnetostriction can often be heard as a high-pitched whine. In CRT-based computer displays
Flyback_transformer
Electric power distribution system
increased mechanical noise in transformer and motor laminations due to magnetostriction and torsional vibration in generator and motor drive shafts. Two-phase
Two-phase_electric_power
Object used to guide and confine magnetic fields
aluminium, 9% silicon, and 85% iron. Core losses higher than MPP. Very low magnetostriction, makes low audio noise. Loses inductance with increasing temperature
Magnetic_core
Mechanism by which materials form into and are attracted to magnets
crystallographic lattice. Another common source of anisotropy, inverse magnetostriction, is induced by internal strains. Single-domain magnets also can have
Ferromagnetism
Type of electrical rectifier with a liquid cathode
at negligible voltage through the neck, displacing the mercury by magnetostriction, thus opening the circuit, Passing current into the mercury pool through
Mercury-arc_valve
Chemical element with atomic number 65 (Tb)
contracts in the presence of a magnetic field. It has the highest magnetostriction of any alloy. It is used to increase verdet constant in long-distance
Terbium
Diffraction grating produced by interfering ultrasonic waves
Ultrasonic waves can be produced by the piezoelectric effect and magnetostriction. When ultrasonic waves are generated in a liquid in a rectangular vessel
Ultrasonic_grating
Cardiff University, UK research centre
electromagnetic machines, magnetic imaging, high permeability materials, magnetostriction, magnetic sensors and actuators, nanomagnetic materials, magnetic thin
Wolfson_Centre_for_Magnetics
Subtractive manufacturing process
cylinder of ferromagnetic material such as steel inside a coil of wire. Magnetostriction is an effect which causes a material to change shape slightly when
Ultrasonic_machining
Chemical compound
at cryogenic temperatures below 30 kelvins. Accordingly, the linear magnetostriction found in UO2 changes sign with the applied magnetic field and exhibits
Uranium_dioxide
Stage lighting lamp
current through the ballast, a low humming sound is often heard due to magnetostriction of the ballast iron laminations. Some magnetic ballasts have insulation
Hydrargyrum medium-arc iodide lamp
Hydrargyrum_medium-arc_iodide_lamp
German scientist and inventor
rate of the current's interruption. These faint sounds were due to magnetostriction. From these and other discoveries by Noad, Wertheim, Marrian, and others
Johann_Philipp_Reis
American electrical engineer (born 1984)
FE/antiferromagnet (AFM) plus FM, paraelectric/AFM plus FM, piezoelectric plus magnetostriction)? Problems of magnetic/multiferroic/ferroelectric detection How to
Sasikanth_Manipatruni
American scientist
Volume, pp 76–86, 1936, New York. (with H. Rosenblum.) 1939 An Improved Magnetostriction Oscillator, Review of Scientific Instruments, Vol. 10, p 142, April
Winfield_Salisbury
Magnetomechanical effect
historical cobalt element etymology), with cobalt as main substituent. Magnetostriction Magnetocrystalline anisotropy Bozorth, R. (1951). Ferromagnetism. Van
Matteucci_effect
Hertel, R; Ding, H.F; Steierl, G; Kirschner, J (2002). "Amorphous, low magnetostriction tips for spin-polarized scanning tunneling microscopy". Journal of
Spin-polarized scanning tunneling microscopy
Spin-polarized_scanning_tunneling_microscopy
Japanese physicist (1865–1950)
physicist, Cargill Gilston Knott, on early problems in magnetism, namely magnetostriction in liquid nickel. In 1893, Nagaoka traveled to Europe, where he continued
Hantaro_Nagaoka
Indian American geophysicist
S.K. (1991). "Domain size, closure domains, and the importance of magnetostriction in magnetite". Earth and Planetary Science Letters. 102 (1): 71–78
Subir_Kumar_Banerjee
Responsive coatings Superparamagnetism Magnetic shape-memory alloy Magnetostriction Science portal Technology portal Kralj, Slavko; Makovec, Darko (27
Magnetoelastic_filament
experimental techniques over his career, including neutron scattering, magnetostriction was a technique that Fawcett especially developed as an effective probe
Eric_Fawcett
transition metals. SmFe2 is a Laves phase that exhibits large negative magnetostriction. Although it was historically assigned a cubic structure, high-resolution
Samarium_compounds
of industrial testing and standardisation Power loss, polarisation, magnetostriction and anisotropy measurement Magnetisation systems and sensors for 1
International Workshop on 1 & 2 Dimensional Magnetic Measurement and Testing
International_Workshop_on_1_&_2_Dimensional_Magnetic_Measurement_and_Testing
Magnetics Magnetism Magnetization Magnetization current Magnetostatics Magnetostriction Magnifying transmitter Main distribution frame Mainframe computer Mains
Index of electrical engineering articles
Index_of_electrical_engineering_articles
Microelectromechanical sensor
dimensions in the presence of an applied magnetic field, a property called magnetostriction. The Young's modulus of the material is dependent on ambient magnetic
Surface_acoustic_wave_sensor
How the term nonmetal is used in many disciplines
2024-06-16. "Electrostriction | Piezoelectricity, Ferroelectricity, Magnetostriction | Britannica". www.britannica.com. Retrieved 2024-06-16. Zubko, Pavlo;
Nonmetallic_material
American soil scientist (1908–1998)
the initial susceptibility with temperature and the variation of the magnetostriction and reversible susceptibility with temperature and magnetization in
Don_Kirkham
Japanese noise musician (1959–2013)
can) (1995), G.R.O.S.S. 50 copies, Soja-Sauce Bolognese, Switzerland Magnetostriction (magnetic resonance spectroscopy) (1995), G.R.O.S.S. 777 copies, God
Aube_(musician)
magnetic flux. magnetostatics The study of stationary magnetic fields. magnetostriction A property of some materials that change shape when subject to a magnetic
Glossary of electrical and electronics engineering
Glossary_of_electrical_and_electronics_engineering
Magnetism of sub-micron scales
{\varepsilon } ]{\big \}}.} This energy term contributes to magnetostriction. The purpose of dynamic micromagnetics is to predict the time evolution
Micromagnetics
Influences on the shape of small crystals
; Kumar, G.; Grössinger, R.; Eckert, J.; Schultz, L. (Jan 2005). "Magnetostriction of hard magnetic Nd80Fe20 mold-cast rod". Journal of Magnetism and
Shape control in nanocrystal growth
Shape_control_in_nanocrystal_growth
Polish theoretical physicist
Foundation for Polish Science for his discovery of the phenomenon of magnetostriction in ultracold dipolar gases. "Prof. dr hab. Kazimierz Maria Rzążewski"
Kazimierz_Rzążewski
Research institute in Kyiv, Ukraine
superconductivity, magnetic phenomena such as magnetic resonance, magnetostriction, and magnetooptics, as well as optical and magnetic phenomena in semimagnetic
NASU_Institute_of_Physics
Sintering technique
Mazaleyrat, F.; LoBue, M. (2017). "Uniaxial anisotropy and enhanced magnetostriction of CoFe2O4 induced by reaction under uniaxial pressure with SPS". Journal
Spark_plasma_sintering
Scientific award in Poland
Physics, Polish Academy of Sciences for discovery of the phenomenon of magnetostriction in ultra-cold gases with dipole forces 2016 Józef Spałek Institute
Prize of the Foundation for Polish Science
Prize_of_the_Foundation_for_Polish_Science
19th-century musical telephone
exclaimed, "it can speak, but it won't." Reis's speaker worked by magnetostriction. In his first receiver he wound a coil of wire around an iron knitting
Reis_telephone
Shoplifting prevention mechanism
amorphous strips. This causes the strip to vibrate longitudinally by magnetostriction, and it continues to oscillate after the burst is over. The vibration
Electronic article surveillance
Electronic_article_surveillance
Model of magnetic hysteresis
conductive materials influence of stresses on magnetic hysteresis loops magnetostriction of soft magnetic materials Moreover, different corrections were implemented
Jiles–Atherton_model
New Magnetic Polymers Being Invented
Constitutive Modeling in Finite Deformation Magnetomechanics" (PDF). "Huge Magnetostriction of Magnetorheological Composite" (PDF). Conductive elastomer
Magnetorheological_elastomer
Chemical compound
Nasser, J.A.; Kiat, J.M.; Gabilly, R. (1992). "X-ray investigation of magnetostriction in NiBr2". Solid State Communications. 82 (1): 49–54. Bibcode:1992SSCom
Nickel(II)_bromide
British cold war cruise missile project
signals for comparison. A February 1954 report considers the use of magnetostriction delays for this role, one of the earliest references to this technology
UB.109T
Chemical compounds with at least one terbium atom
Ames Laboratory under a U.S. Navy-funded program. It has the highest magnetostriction of any alloy, with up to 0.002 m/m at saturation. It possess nearly
Terbium_compounds
magneto-acoustic coupling, which can be improved by combining the magnetostriction and spin reorientation transition effects or using the magnetoacoustic
Acoustic_phase_conjugation
introduces the Doppler effect. 1842 – James Prescott Joule discovers magnetostriction, the first magnetomechanical effect. 1842-1850 – Stokes completes the
Timeline of fluid and continuum mechanics
Timeline_of_fluid_and_continuum_mechanics
Ivan Garshelis, who investigated the effect. Burke, Harry E. (1986). "Magnetostriction". Handbook of Magnetic Phenomena. Dordrecht: Springer Netherlands.
Garshelis_effect
Coupling between the magnetic and the electric properties of a material
in the dimension of the magnetoelastic film. This process, called magnetostriction, will alter residual strain conditions in the magnetoelastic film,
Magnetoelectric_effect
American scientist (1935–2019)
Orderings in Presence of Magnetic Interactions. 03/2010. Giant Dynamic Magnetostriction in Colossal Magnetoresistance Manganites with Single and Double MnO_6
George_O._Zimmerman
by rotation of the magnetization vectors within the cells (like in magnetostriction). A similar phenomenon occurs when the alloy is subjected to an external
Magnetic_shape-memory_alloy
Magnetisation characterisation and measurement techniques Losses, magnetostriction and B-H properties Non-oriented and grain-oriented electrical steels
Soft Magnetic Materials Conference
Soft_Magnetic_Materials_Conference
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