Results 211 to 220 of about 23,714 (263)

Mechanical testing methods for orthopaedic research : an introduction. [PDF]

open access: yesBone Joint Res
Zdero R   +3 more
europepmc   +1 more source

Proximal electromagnetic shear forces

Journal of Microscopy, 1999
We perform a simple model calculation to estimate the electromagnetically induced shear force caused by a current dissipation when a charged tip is moved parallel to a conducting material. For parameters typical in shear force imaging, the force is many orders of magnitude below reported values.
, Ayars, , Aspnes, , Moyer, , Paesler
openaire   +2 more sources

Limits on an Electromagnetic Fifth Force

Physical Review Letters, 1988
In analogy to the proposed gravitational "fifth" force, limits can be set on the range $\ensuremath{\lambda}$ and the strength $\ensuremath{\beta}$ of an electrical fifth force. Specifically we consider the potential $V=\frac{({e}^{2}}{r)}(1+{\ensuremath{\beta}e}^{\ensuremath{-}r\ensuremath{\lambda}})$ and show that there is a region near $\ensuremath{\
, Bartlett, , Lögl
openaire   +2 more sources

Computation of Local Electromagnetic Force

IEEE Transactions on Magnetics, 2010
Total electromagnetic force on a body can be predicted by replacing the magnetization and polarization with appropriate equivalent currents and charges. Still, the equivalence of total force does not imply that the integrated densities have physical meaning.
Kettunen Lauri   +2 more
openaire   +1 more source

Bridge measurement of electromagnetic forces

Electrical Engineering, 1935
A simple impedance bridge may be used to measure the variation of inductance of a disconnecting switch of practical dimensions as the switch blade is displaced by slight amounts from the closed position. The electromagnetic force tending to open the switch blade, calculated from the observed variation of inductance, checks the theoretical value ...
A. C. Seletzky, G. L. Priday
openaire   +1 more source

Electromagnetic Forces on a Superconductor

Physical Review, 1950
Measurements of the eddy current damping of the rotational oscillations of a tin sphere suspended in a magnetic field from a torsion fiber give the expected results as a function of the magnetic field and the conductivity as long as the tin is a normal conductor.
W. V. Houston, N. Muench
openaire   +1 more source

Electromagnetic Forces in Conductors

Journal of Applied Physics, 1967
Relaxation-averaging formulas are derived for magnetic-induction problems involving axially symmetric fields with sinusoidal or pulsed time dependence in media which may be linear or nonlinear, homogeneous or inhomogeneous. Solutions have been obtained from a high-speed digital computer for time-harmonic fields in linear, inhomogeneous media.
C. V. Dodd, W. E. Deeds
openaire   +1 more source

Electromagnetic force.

1998
Abstract It had been noticed by many different observers that in certain cases magnetism is produced or destroyed in needles by electric discharges through them or near them, and conjectures of various kinds had been made as to the relation between magnetism and electricity, but the laws of these phenomena, and the form of these ...
openaire   +1 more source

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