magnetic core


Also found in: Thesaurus, Medical, Financial, Acronyms, Encyclopedia, Wikipedia.

magnetic core

n.
See core.

core

(kɔr, koʊr)

n., v. cored, cor•ing. n.
1. the central part of a fleshy fruit, containing the seeds.
2. the central, innermost, or most essential part of anything.
3. the piece of iron, bundle of iron wires, or other ferrous material forming the central or inner portion in an electromagnet, induction coil, transformer, or the like.
4. (in mining, geology, etc.) a cylindrical sample of earth, mineral, or rock extracted from the ground so that the strata are undisturbed in the sample.
5. a lump of stone from which prehistoric humans struck flakes in order to make tools.
6. the central portion of the earth, having a radius of about 2100 mi. (3379 km) and believed to be composed mainly of iron and nickel in a molten state. Compare crust (def. 7), mantle (def. 3).
7. the region in a nuclear reactor that contains its fissionable material.
8. an assemblage of small magnetized ferrite rings used as a data-storage medium in some computers.
9. a thickness of base metal beneath a cladding.
v.t.
11. to remove the core of (fruit).
12. to cut from the central part.
13. to remove (a cylindrical sample) from the interior, as of the earth or a tree trunk.
[1275–1325; Middle English; orig. uncertain; perhaps < Old French cors body < Latin corpus]
core′less, adj.

CORE

or C.O.R.E.

(kɔr, koʊr)

n.
Congress of Racial Equality.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.magnetic core - (computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data; now superseded by semiconductor memories; "each core has three wires passing through it, providing the means to select and detect the contents of each bit"
core memory, magnetic core memory - (computer science) a computer memory consisting of an array of magnetic cores; now superseded by semiconductor memories
RAM, random access memory, random memory, random-access memory, read/write memory - the most common computer memory which can be used by programs to perform necessary tasks while the computer is on; an integrated circuit memory chip allows information to be stored or accessed in any order and all storage locations are equally accessible
computer science, computing - the branch of engineering science that studies (with the aid of computers) computable processes and structures
torus, toroid - a ring-shaped surface generated by rotating a circle around an axis that does not intersect the circle
References in periodicals archive ?
It can be seen that, among the three stabilizing agents, the lowest affinity to the magnetic core belongs to GLU (0.54%) and the highest belongs to TCA (7.28%) while SAL exhibits intermediary affinity (2.50%).
The magnetic core sticks to the supporting magnets and aims at improving the sensitivity of the accelerometer.
These topologies cannot create fast-rising current spikes nor cause magnetic core saturation under erroneous conditions.
The logical question arises whether it is possible to replace the laminated magnetic core with a homogeneous medium with some calculated values of the specific electrical resistance, so that for a two-dimensional magnetic field approximation, the loss from eddy currents in this medium is equal to the losses in the volume of the real magnetic core?
The project will study the fundamental metallurgy of non-oriented electrical steel texture development and the impact of chemistry and process variables on the product properties especially magnetic core loss and permeability.
Magnetic core drills or "Magdrills" for short are an essential tool for anyone involved in the production and installation of structural steel.
It is due to its superparamagnetic behaviour, which is easily controlled by the nanometric size of the magnetic core, and because the Fe is suitable for biomedical applications.
In general power inductor power loss can be divided into winding ([P.sub.w]) and magnetic core ([P.sub.mc]) losses.
These motors also feature low magnetic core losses.
The nanoparticles also carry a fluorescent dye and an iron oxide magnetic core, which is why their locations within the cells and the body can be seen by optical imaging and magnetic resonance imaging (MRI).
Weisberg also attributes "large magnetic core memories" to SAGE, whereas Forrester invented the magnetic core memory at MIT as part of the Whirlwind Project.
The distribution of the magnetic field in the window of the magnetic core of the current limiter at the nominal mode, which is calculated in the FEMM package, is shown in Fig.