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searching for Coercivity 35 found (121 total)

alternate case: coercivity

Coercive function (882 words) [view diff] exact match in snippet view article find links to article

is a coercive operator then it is a coercive mapping (in the sense of coercivity of a vector field, where one has to replace the dot product with the more

Gradient discretisation method (2,302 words) [view diff] exact match in snippet view article find links to article

inspired by G. Strang's second lemma, holds and defining: which measures the coercivity (discrete Poincaré constant), which measures the interpolation error,

Sendust (139 words) [view diff] exact match in snippet view article find links to article

magnetic permeability (up to 140 000)[clarification needed], low loss, low coercivity (5 A/m) good temperature stability and saturation flux density up to 1

Disk density (837 words) [view diff] exact match in snippet view article find links to article

encoded data. Such characteristics include modulation method, track width, coercivity, and magnetic field direction. Single density (SD or 1D) describes the

Barium ferrite (1,568 words) [view diff] exact match in snippet view article find links to article

oxides produce very low coercivity values, making the material very magnetically soft, while barium ferrite's higher coercivity levels make the material

Stochastic Gronwall inequality (593 words) [view diff] exact match in snippet view article find links to article

path-dependent stochastic differential equations with local monotonicity and coercivity assumption with respect to supremum norm. Let X ( t ) , t ≥ 0 {\displaystyle

Lions–Lax–Milgram theorem (656 words) [view diff] exact match in snippet view article find links to article

a continuous, bilinear function. Then the following are equivalent: (coercivity) for some constant c > 0, [citation needed] inf ‖ v ‖ V = 1 sup ‖ h ‖

Lions–Lax–Milgram theorem (656 words) [view diff] exact match in snippet view article find links to article

a continuous, bilinear function. Then the following are equivalent: (coercivity) for some constant c > 0, [citation needed] inf ‖ v ‖ V = 1 sup ‖ h ‖

Travan (648 words) [view diff] exact match in snippet view article find links to article

Tape type Co-γFe2O3 Co-γFe2O3 Co-γFe2O3 Metal Particle Metal Particle Coercivity (Oe) 550 900 900 1650 1650 Recording density (ftpi) 14,700 44,250 50,800

Sony SMC-70 (1,299 words) [view diff] exact match in snippet view article find links to article

created by Sony was not compatible with later 3.5" drives due to the coercivity of the media. The drives in the SMC-70 rotated the disk at 600 RPM (versus

DC100 (909 words) [view diff] exact match in snippet view article find links to article

inches (10.2 cm × 7.6 cm × 10.2 cm) 4 by 10 by 7 inches (10 cm × 25 cm × 18 cm) Tracks 2 4 Recording density (ftpi) 3200 3200 Coercivity (Oe) 310 310

Tatyana Shaposhnikova (2,667 words) [view diff] exact match in snippet view article find links to article

also showed that multipliers can be naturally suited to deal with the Lp coercivity of the Neumann problem (1989). Various other applications of multipliers

Céa's lemma (2,242 words) [view diff] exact match in snippet view article find links to article

{\displaystyle \alpha >0} and all v {\displaystyle v} in V {\displaystyle V} (coercivity or V {\displaystyle V} -ellipticity). Let L : V → R {\displaystyle L:V\to

Commodore 8050 (816 words) [view diff] exact match in snippet view article find links to article

both the difference in track spacing and the difference in write head coercivity (300-oersted for double-density, 600-oersted for high-density). Total

Lyapunov function (1,085 words) [view diff] exact match in snippet view article find links to article

\infty \Rightarrow V(x)\to \infty .} (This is also referred to as norm-coercivity.) Consider the following differential equation on R {\displaystyle \mathbb

Natural remanent magnetization (1,027 words) [view diff] exact match in snippet view article find links to article

particle to a large magnetic field, causing the field to flip its lower coercivity magnetic moments to a field-favored direction. A commonly cited mechanism

Weak formulation (1,232 words) [view diff] exact match in snippet view article find links to article

≤ ‖ A ‖ ‖ u ‖ ‖ v ‖ {\displaystyle |a(u,v)|\leq \|A\|\,\|u\|\,\|v\|} Coercivity: this actually means that the real parts of the eigenvalues of A {\displaystyle

Apple FileWare (896 words) [view diff] exact match in snippet view article find links to article

introduced with the PC/AT). This requires custom high-density media. The coercivity required is similar to that of the 1.2MB format, so it is possible to

Iron(II,III) oxide (2,169 words) [view diff] exact match in snippet view article

superparamagnetic magnetite particles, that is to say: magnetite nanoparticles with a coercivity of 0 A/m, meaning that they completely lose their permanent magnetisation

Japanese Industrial Standards (2,492 words) [view diff] exact match in snippet view article find links to article

Identification cards—Recording technique—Part 6: Magnetic stripe—High coercivity JIS X 9051:1984 – 16-dots matrix character patterns for display devices

Halbach array (5,348 words) [view diff] exact match in snippet view article find links to article

However, care has to be taken not to produce a field that exceeds the coercivity of the permanent magnets used, as this can result in demagnetization of

Rex Harris (361 words) [view diff] exact match in snippet view article find links to article

1994, and of the 8th International Symposium on Magnetic Anisotropy and Coercivity in Rare-earth Metal Alloys in 1994. Harris was appointed a foreign member

Polyconvex function (1,055 words) [view diff] exact match in snippet view article find links to article

quasiconvex for almost every x ∈ Ω {\displaystyle x\in \Omega } . With coercivity assumptions on f {\displaystyle f} and boundary conditions on u {\displaystyle

Sara Majetich (667 words) [view diff] exact match in snippet view article find links to article

www.cmu.edu. Retrieved 2021-06-07. "NSF Award Search: Award # 9900550 - Coercivity of Magnetic Nanoparticles and Nanocomposites". www.nsf.gov. Retrieved

Brushed DC electric motor (5,394 words) [view diff] exact match in snippet view article find links to article

the limited residual flux density of the permanent magnet despite high coercivity and like all electric machines, the flux density of magnetic core saturation

Electric motor (13,082 words) [view diff] exact match in snippet view article find links to article

achievable air-gap flux density before core saturation. Despite the high coercivity of neodymium or samarium-cobalt permanent magnets, continuous torque density

ATM (11,121 words) [view diff] exact match in snippet view article find links to article

stripe at the back. They used principles including Carbon-14 and low-coercivity magnetism in order to make fraud more difficult. The idea of a PIN stored

Geometrical frustration (3,851 words) [view diff] exact match in snippet view article find links to article

particular, a non-monotonic angular dependence of the square lattice coercivity is found to be related to disorder in the artificial spin ice system.

Multiple sub-Nyquist sampling encoding (5,987 words) [view diff] exact match in snippet view article find links to article

bandwidth of 10 MHz. The VTR uses Iron metal oxide tape with cobalt for high coercivity, with capacity for 40 MHz of bandwidth at a head drum speed of 3600 RPM

Gallium manganese arsenide (3,585 words) [view diff] exact match in snippet view article find links to article

of a domain wall. The central region was designed to have the lowest coercivity so that the application of current pulses could cause the orientation

Pierre Suquet (1,802 words) [view diff] exact match in snippet view article find links to article

Birkhaüser, Boston, 1991, pp 107–133. 1994 Bouchitte G., Suquet P. : "Equi-coercivity of variational problems. The role of recession functions". Seminar at

Adaptive biasing (2,570 words) [view diff] exact match in snippet view article find links to article

to Dolby, the improvement was most pronounced with high quality, high coercivity tape formulations. Poor-quality tapes did not significantly respond to

Dierk Raabe (2,752 words) [view diff] exact match in snippet view article find links to article

2022). "A mechanically strong and ductile soft magnet with extremely low coercivity". Nature. 608 (7922): 310–316. arXiv:2207.05686. Bibcode:2022Natur.608

Magnetic nanoparticles in drug delivery (2,950 words) [view diff] exact match in snippet view article find links to article

delivery systems. This is important, as ferromagnetism is described as the coercivity of particles to form macro-materials on permanent magnets. The macro-materials

List of ISO standards 3000–4999 (28,951 words) [view diff] exact match in snippet view article find links to article

strength ISO 3326:2013 Hardmetals — Determination of (the magnetization) coercivity [Withdrawn without replacement] ISO 3327:2009 Hardmetals — Determination