electrical conduction

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  • noun

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2 The conduction electron density of a stationary current in a metal wire
The numerical results demonstrate that the in-plane boron phonons are strongly coupled to the conduction electrons, providing the large electron-phonon interaction in th is system.
This is the first time that strong nuclear spin polarisation of a defect atom in a solid is demonstrated at room temperature by spin-polarised conduction electrons.
The surface resistance is inversely proportional to the conduction electrons present in the surface region, ns i.
In graphene, on the other hand, conduction electrons tend to move in lockstep as a single quantum entity.
When nanostructures, such as nanorods, of certain metals are exposed to visible light, the conduction electrons of the metal can be caused to oscillate collectively, absorbing a great deal of the light.
Au(III)-Pt(III) or Cu(III)-Ni(III) ) will be chosen in order to put into evidence the role of the paramagnetic centres and their possible interplay with conduction electrons.
The spin polarization of the conduction electrons due to Andreev reflection at ferromagnetic/superconductor interface could be determined through the following equation as:
The GMR effect requires conduction layers thinner than the mean free path of conduction electrons.
Other theorists countered that the spins of conduction electrons are usually randomly oriented, with every up spin canceled by a down spin.
By processing the polymer so that millions of chains line up side by side, the Ohio team and others can make materials in which conduction electrons can almost always avoid dead-ends by hopping to adjacent chains.
Instead of having many conduction electrons as in a metal, the ceramics appears to have very few -- a meaty paradox for superconductor theorists to demystify.
What leads to superconductivity, despite the repulsion between conduction electrons, is an effective attractive interaction between those holes as they move around," Goddard says.
Ordinary metals have such conduction electrons in great abundance, but the new superconducting materials are ceramics with far fewer free electrons in them.
In that case, valence electrons, the electrons that bind the atoms together in the crystal (which are not the same as the conduction electrons that form electric currents) jump from one atom to another, causing force distortions that bind the conduction electrons in pairs.