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Electromagnetism
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The list Electromagnetism includes
Pier Luigi Ighina, Electromagnetic therapy, Electromotive force, Charged particle and Metamaterial.
The list consists of 30 members
and 24 sublists.
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1.
Plasma (physics)
One of the four fundamental states of matter
Overview: Plasma (from Ancient Greek πλάσμα (plásma) 'moldable substance') is one of four fundamental states of matter (the other three being solid, liquid, and gas) characterized by the presence of a significant ...
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Walter Baily's Motor
Early polyphase motorOverview: Walter Bailys Polyphase motor (1879) marks the beginning of the development of modern polyphase motors. Mr. Bailey exhibited his invention on the Physical Society of London on June 28, 1879, on the occasion ...Occupation: Inventor 0
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Electrical resistance and conductance
opposition to the passage of an electric current
Overview: The electrical resistance of an object is a measure of its opposition to the flow of electric current. Its reciprocal quantity is electrical conductance, measuring the ease with which an electric current ... 0
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Electromagnetic field
physical field produced by electrically charged objects
Overview: An electromagnetic field (also EM field) is a physical field, mathematical functions of position and time, representing the influences on and due to electric charges. The field at any point in space and ... 0
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Electromagnetic brake
devices using electromagnetic forces to mechanically brakeOverview: Electromagnetic brakes or EM brakes are used to slow or stop vehicles using electromagnetic force to apply mechanical resistance (friction). They were originally called electro-mechanical brakes but over ... 0
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Electromagnetism
branch of science concerned with the phenomena of electricity and magnetism
Overview: In physics, electromagnetism is an interaction that occurs between particles with electric charge via electromagnetic fields. The electromagnetic force is one of the four fundamental forces of nature ... 0
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Photon
elementary particle, the carrier and quantum of electromagnetism
Overview: A photon (from Ancient Greek φῶς, φωτός (phôs, phōtós) 'light') is an elementary particle that is a quantum of the electromagnetic field, including electromagnetic radiation such as light and radio waves ... 0
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Electric charge
physical property that quantifies an object's interaction with electric fields
Overview: Electric charge (symbol q, sometimes Q) is a physical property of matter that causes it to experience a force when placed in an electromagnetic field. Electric charge can be positive or negative. Like ... 0
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Voltage
Difference in electric potential between two points in space
Overview: Voltage, also known as (electrical) potential difference, electric pressure, or electric tension is the difference in electric potential between two points. In a static electric field, it corresponds to ... 0
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10.Overview: Pier Luigi Ighina (1908 in Milan – 2004 in Imola), was an Italian researcher. His unorthodox theories on electromagnetism are not recognized by the scientific community. 0
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11.
Electricity and Magnetism (book)
Electromagnetism textbook originally written by Edward M. Purcell in 1965 as the 2nd volume of the "Berkeley Physics Course"
Overview: Electricity and Magnetism is a standard textbook in electromagnetism originally written by Nobel laureate Edward Mills Purcell in 1963. Along with David Griffiths' Introduction to Electrodynamics, this ... 0
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12.Overview: In 1885, Galileo Ferraris demonstrated an induction motor that also involved using two pairs of electromagnets to create a rotating magnetic field, though he did this independently of Baily. His motor ...Occupation: Inventor 0
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13.
Electromotive force
scalar physical quantity homogeneous to a voltage, expressing the modulus of the force exerted on a charge in an electric fieldOverview: In electromagnetism and electronics, electromotive force (also electromotance, abbreviated emf, denoted E {\\displaystyle ... 0
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14.
Charged particle
particle with a nonzero electric chargeOverview: In physics, a charged particle is a particle with an electric charge. For example, some elementary particles, like the electron or quarks are charged. Some composite particles like protons are charged ... 0
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Metamaterial
materials engineered to have properties that have not yet been found in nature
Overview: A metamaterial (from the Greek word μετά meta, meaning "beyond" or "after", and the Latin word materia, meaning "matter" or "material") is a type of material engineered to have a property, typically rarely ... 0
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16.
Cathode ray
stream of electrons observed in vacuum tubes
Overview: Cathode rays or electron beams (e-beam) are streams of electrons observed in discharge tubes. If an evacuated glass tube is equipped with two electrodes and a voltage is applied, glass behind the positive ... 0
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Electrophoresis
using an electrical potential to move material through a defined matrix in order to separate it by its resistance to movement and its charge
Overview: Electrophoresis (from the Greek "ηλεκτροφόρηση" meaning "to bear electrons") is the motion of dispersed particles relative to a fluid under the influence of a spatially uniform electric field. Electro ... 0
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Electric potential
line integral of the electric field
Overview: Electric potential (also called the electric field potential, potential drop, the electrostatic potential) is defined as the amount of work/energy needed per unit of electric charge to move the charge ... 0
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Resonator
device or system that exhibits resonance or resonant behavior, that is, it naturally oscillates at some frequencies, called its resonant frequencies, with greater amplitude than at othersOverview: A resonator is a device or system that exhibits resonance or resonant behavior. That is, it naturally oscillates with greater amplitude at some frequencies, called resonant frequencies, than at other ... 0
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Electromagnet
type of magnet in which the magnetic field is produced by the flow of electric current
Overview: An electromagnet is a type of magnet in which the magnetic field is produced by an electric current. Electromagnets usually consist of wire (likely copper) wound into a coil. A current through the wire ... 0
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