In physics or electronics, a cathode is an electrode that emits electrons into the device.

The study of semiconductor devices and related technology is considered a branch of solid state physics, whereas the design and construction of electronic circuits to solve practical problems come under electronics engineering.

* Lambda indicates the wavelength of any wave, especially in physics, electronics engineering, and mathematics.

Laser science is principally concerned with quantum electronics, laser construction, optical cavity design, the physics of producing a population inversion in laser media, and the temporal evolution of the light field in the laser.

Quantum mechanics has since branched out into almost every aspect of 20th century physics and other disciplines, such as quantum chemistry, quantum electronics, quantum optics, and quantum information science.

The interdisciplinary field of molecular electronics spans physics, chemistry, and materials science.

It is important to explain various phenomena in electronics, optics, and solid-state physics.

In physics and analog electronics, noise is a mostly unwanted random addition to a signal ; it is called noise as a generalisation of the acoustic noise (" static ") heard when listening to a weak radio transmission with significant electrical noise.

It is important in electronics, telecommunications, optical detection, and fundamental physics.

Most IEEE members are electrical and electronics engineers, but the organization's wide scope of interests has attracted people in other disciplines as well ( e. g., computer science, mechanical engineering, civil engineering, biology, physics, and mathematics ).

; Andrei Viktorovich Gaponov-Grekhov: for fundamental works in the fields of electrodynamics, plasma physics and physical electronics.

It therefore has a strong overlap with solid-state physics, mineralogy, crystallography, ceramics, metallurgy, thermodynamics, materials science and electronics with a focus on the synthesis of novel materials and their characterization.

The similarity of CRT physics to the inverse of gamma encoding needed for video transmission was a combination of luck and engineering which simplified the electronics in early television sets.

Dr. John Mauchly, then chairman of the physics department of nearby Ursinus College, was a student in the summer electronics course, and the following fall secured a teaching position at the Moore School.

Both pure and applied research are carried out in the region, where there are major institutes and factories involved in research in the fields of pharmaceutics, biomedicine, electronics, aerospace and nuclear physics.

Each volume was dedicated to a different application: finance and statistics, mathematics, physics and engineering, and electronics.

Another, concerned with entropy, probability, Shannon-Weaver information theory, physical patterns ( in-form-ing ), and related topics, is sometimes referred to as the “ physics of information .” Also, the word information is, of course, used in information technology ( IT, also ICT, for information and communication technologies ), but largely restricted in practice to the use of electronics for communication and computation.

Technion offers many after-school and summer enrichment courses for young people on subjects ranging from introductory electronics and computer programming to aerospace, architecture, biology, chemistry and physics.

LiTh focuses its research and education in the areas of information technology, industrial engineering and management, materials technology, biomedical engineering, applied physics, production engineering and electronics.

As the electronics industry developed the campus expanded during the 1940s and 1950s to include research into radar, general physics, high voltage, vacuum physics and semiconductors.

Experimentation with the varicap effect need not remain in the realms of advanced electronics or solid state physics labs.

Very small numbers often occur in fields such as chemistry, electronics and quantum physics.

The earlier research and development work of TRE and RRDE on radar, solid state physics, electronics, and computer hardware and software was continued in the merged establishment, and the overall scope was extended to include cryogenics and other topics.

The conventional symbol Z comes from the German word meaning number / numeral / figure, which prior to the modern synthesis of ideas from chemistry and physics, merely denoted an element's numerical place in the periodic table.

In physics, the dyne ( symbol " dyn ", from Greek δύναμις ( dynamis ) meaning power, force ) is a unit of force specified in the centimetre-gram-second ( CGS ) system of units, a predecessor of the modern SI.

In physics, the electron volt ( symbol eV ; also written electronvolt ) is a unit of energy equal to approximately joule ( symbol J ).

In physics, a photon is usually denoted by the symbol γ ( the Greek letter gamma ).

In introductory physics textbooks, the standard basis vectors are often instead denoted ( or, in which the hat symbol ^ typically denotes unit vectors ).

Robert Hofstadter coined the term fermi ( unit ), symbol fm, in honor of the Italian physicist Enrico Fermi ( 1901 – 1954 ), one of the founders of nuclear physics, in Hofstadter's 1956 paper published in the Reviews of Modern Physics journal, " Electron Scattering and Nuclear Structure ".

in this article, the symbol ζ is used when the reference zero is the bottom of the conduction band, as in metal physics.

* α, a symbol for angular acceleration in physics

* α, a symbol for the fine-structure constant in physics

* Pt is the symbol, in Particle physics formulae, for the transverse momentum ( the momentum that is perpendicular to the beamline of a particle detector )

In 1992, the IUPAC Trans-fermium Working Group officially recognized element 103, confirmed its naming as lawrencium, with symbol " Lr ", and named the nuclear physics teams at Dubna and Berkeley as the co-discoverers of lawrencium.

**" current ": ( for " alternating current "); less commonly, ( for " direct current "); or even ( the symbol used in physics and electronics )

The people of Athens is a symbol not less than the Doric temple, the Englishman not less than modern physics.

In atomic and nuclear physics, the symbol μ represents the magnitude of the magnetic moment, often measured in Bohr magnetons or nuclear magnetons, associated with the intrinsic spin of the particle and / or with the orbital motion of the particle in a system.

Winn feels that, as the Bajoran civilization sees in it a religious symbol ( the " Temple of the Prophets "), the Bajoran children should be taught this theory in preference to Starfleet physics and astrobiology.

In physics, the weber ( symbol: Wb ;,, or ) is the SI unit of magnetic flux.

In particle physics, a Higgsino, symbol, is the hypothetical superpartner of the Higgs boson, as predicted by supersymmetry.

In physics, the Lamb shift, named after Willis Lamb ( 1913 – 2008 ), is a small difference in energy between two energy levels and ( in term symbol notation ) of the hydrogen atom in quantum electrodynamics ( QED ).

In physics, the gyromagnetic ratio ( also sometimes known as the magnetogyric ratio in other disciplines ) of a particle or system is the ratio of its magnetic dipole moment to its angular momentum, and it is often denoted by the symbol γ, gamma.

* Specific heat capacity, in physics, a substance's heat capacity per unit mass, usually denoted by the symbol c or s

In physics, bottomness ( symbol B ′) also called beauty, is a flavour quantum number reflecting the difference between the number of bottom antiquarks ( n < sub ></ sub >) and the number of bottom quarks ( n < sub ></ sub >) that are present in a particle:

In atomic physics, Hund's rules refer to a set of rules formulated by German physicist Friedrich Hund around 1927, which are used to determine the term symbol that corresponds to the ground state of a multi-electron atom.

In acoustics or physics, acceleration ( symbol: a ) is defined as the rate of change ( or time derivative ) of velocity.