Helmholtz


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Helmholtz

Baron Hermann Ludwig Ferdinand von . 1821--94, German physiologist, physicist, and mathematician: helped to found the theory of the conservation of energy; invented the ophthalmoscope (1850); and investigated the mechanics of sight and sound

helmholtz

[′helm‚hōlts]
(electricity)
A unit of dipole moment per unit area, equal to 1 Debye unit per square angstrom, or approximately 3.335 × 10-10 coulomb per meter.
References in periodicals archive ?
The Helmholtz Association is Germany's biggest scientific organization, comprising several centres internationally recognized for their top-level health research, including the German Cancer Research Center (DKFZ), the DKTK's core centre.
Newman and Helmholtz agree that, if we want meaningful economic or practical success, we must devote ourselves with true purity of intention to the pursuit of "useless" knowledge.
Helmholtz continued to smile and wave his baton for the survivors, and to brood inwardly over the defeat his band had sustained in June, when Johnstown High School had won with a secret weapon, a bass drum seven feet in diameter.
For the exact calculation of magnetic induction value in any point inside Helmholtz coils it is necessary to use Bessel functions.
The electronic performance of the stabilization was tested with a sinusoidal stimulation of the test coils (which have the same geometry as the Helmholtz coils) and using one fluxgate in the centre of the apparatus as feedback sensor.
He then expounds relevant aspects of Helmholtz and Stumpf.
The Helmholtz Zentrum Muenchen pursues the goal of developing personalized medical approaches for the prevention and therapy of major common diseases such as diabetes and lung diseases.
31 August 2009 - Danish biopharmaceutical company Bavarian Nordic A/S (CPH: BAVA) said today that it finds baseless and without merit the claims by German research centre Helmholtz Zentrum Munchen filed in the ICC International Court of Arbitration regarding their former collaboration.
Helmholtz scientists in the research field Earth and Environment are working on solutions to precisely these problems.
SIR - How dare Mr von Helmholtz come to our country and castigate our language (Letters, April 29).
Helmholtz, head of the music department and director of the band of Lincoln High School, could sound like any musical instrument.
The Kirchhoff and Rayleigh-Sommerfeld integral equations (1) and (2) are alternative forms of the theorem of Helmholtz (5), which expresses Huygens' principle in terms of a scalar wave function U and its normal derivatives without assuming specific attributes of this function, except that it is continuous and twice differentiable with continuous derivatives and obeys the homogeneous wave equation,