carrier density

carrier density

[′kar·ē·ər ‚den·səd·ē]
(solid-state physics)
The density of electrons and holes in a semiconductor.
References in periodicals archive ?
As the temperature of the material increases, the degree of salt dissociation and redissociation of ion aggregates increases, resulting in an overall increase in the number of free ions or the charge carrier density [22].
The Science Park asset, which has access to more than 100 carriers and ISPs, doubles Interxion's existing carrier density in Amsterdam and will enable customers across the metro area to interconnect at low latency and low cost.
Semiconductor lasers use semiconductor gain medium, where optical gain is achieved by injecting current at an interband transition with high carrier density in the conduction band.
With the help of doping in such small systems, we can tune the absorbance, photoluminescence, carrier density and mobility of these materials and extend the potential of these materials for various applications such as field effect transistor, light emitting devices or photovoltaic solar cells.
1) can be described with two equations of the photon number and the carrier density.
The initial charge carrier density in the n-doped GaAs layer is proportional to the doping density.
Utilizing SMM Mode, researchers have the ability to obtain quantitative data for calibrated capacitance, complex impedance, calibrated dopant density, carrier density, and carrier migration.
The combination of this device construction and the trench structure's high channel density produces a high carrier density in the drift region and a low forward voltage drop.
Channel profile simulation, shown in Figure 1, provides carrier density, a conduction band profile and the Eigen spectrum of sub-band energy levels and probability distributions vs.
Characterization: A number of techniques have been developed for the systematic study of the effect of the nature and density of dopants on properties such as minority carrier diffusion length, conductivity, |4,5~ photoconductivity, |4,8~ majority carrier density and mobility.
Low driving voltage caused lower lifetime due to higher charge carrier density in the emission zone.
Electrons/holes may also be transported by field-assisted thermal excitation over the lower Coulombic potential barrier [32], The whole J-V characteristics of a polymer are determined by the carrier mobility [mu], the free carrier density [n.