ambipolar


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ambipolar

[¦am·bē′pōl·ər]
(science and technology)
Simultaneously operating in two opposite directions; for example, an electric current arising from the movement of positive and negative ions.
References in periodicals archive ?
Caverly, "RF technique for determining ambipolar carrier lifetime in PIN RF switching diodes," Electronics Letters, vol.
The graph shows ambipolar field-effect transfer-like behavior identifying good quality samples, which can be used for the remainder of the experiments.
However, the negative charges on the surface will immediately be balanced by an equal number of oppositely charged [Si.sup.+] and [O.sup.+] ions because these positive ions move together with the electrons as a result of ambipolar diffusion.
Section II is briefly explaining key aspects behind polymorphic electronics and the benefits to be obtained when using ambipolar components.
The latter, yet unknown, have been envisioned to display ambipolar organic properties, which are not found with actual inorganic- and metal-based semiconductors that are so prominent in modern electronic devices.
Growing interest has been focused on finding materials with ambipolar charge-transporting characteristics for application in light-emitting diodes and other optoelctronic devices.
As shown in Figure 5, the principal part of the motor driver is composed of four MOSFETs (metal-oxide semiconductor field-effect transistors), which make up H-bridge for four-quadrant operation ambipolar with a current sensor in reversible circuit.
One of the accomplishments has involved gaining an understanding of what is known as ambipolar diffusion, in which both the electrons and the positively charged ions in protoplanetary disks are dragged along by a magnetic field.
He covers elements of the theory of numerical modeling of gas-discharge phenomena, numerical simulation models of glow discharge, and ambipolar models of direct current discharges.
Briitting, "Ambipolar charge carrier transport in organic semiconductor blends of phthalocyanine and fullerene," Physica Status Solidi (A) Applications and Materials, vol.
La propuesta de modelado esta basada en solucionar la ecuacion de difusion ambipolar (ADE) a partir de una aproximacion empirica dependiente de la longitud de difusion ambipolar.