band gap


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Related to band gap: Fermi level

band gap

[′band ‚gap]
(solid-state physics)
An energy difference between two allowed bands of electron energy in a metal.
References in periodicals archive ?
Estimation of the Optical Band Gap Energy and the Average Particle Size of PVA/CdS Nanocomposite Films
The researchers have studied band gap values of Pb nanopowder obtained from UV-Vis, PL, Cyclic voltammetry analyses and resistivity values from Four probe analyses results.
Similar to the periodic grid structure, there also is no complete band gap in the band structure or any large drop in the FRF.
This result shows the strong dependence of Goos-Hanchen phase shift on the engineered band gap of graphene [18,23].
Without a band gap, scientists can't turn the flow of electrons on and off--a crucial part of any electronic gadget.
The absorption data were manipulated for the determination of the band gap energy.
The pigments in use are generally those having a large band gap and a high refractive index, such as barium sulfate, titanium dioxide, zinc oxide, calcium carbonate, magnesium carbonate, etc.
Key words: metamaterials, high impedance surface, electromagnetic band gap, band-pass filtering
Inorder to utilize the solar energy for treatment of industrial effluents the semiconductor band gap wavelength has been matched with solar spectrum as shown in table 2:
A paper published in the June 2, 2003, issue of Applied Physics Letters describes a simulation of tomographic reconstruction using scanning transmission electron micrographs of a model photonic band gap crystal.
2] (CISSe) have been the most extensively developed because they allow tailoring of the energy band gap and other material properties to enhance device performance [1-3].