WebOct 14, 2014 · The temperature dependence of sheet resistance of the carbon nanotube networks, extracted from FET characteristics at constant carrier concentration, specifies fluctuation-induced tunneling as the mechanism responsible for charge transport, with an activation energy that is dependent on film thickness. WebFeb 5, 2007 · Intergranular conduction in half metallic ${\\mathrm{CrO}}_{2}$ is known to occur through a combination of spin dependent tunneling [driven by Coulomb blockade (CB) effects] together with certain spin independent (SI) hopping processes. We present evidence that in polycrystalline ${\\mathrm{CrO}}_{2}$ with enhanced grain size, both …
Processing and electrical characterization of a ... - ScienceDirect
WebApr 24, 2007 · Fluctuation-induced tunneling dominates in pressed pellets at temperatures up to about 90 K. At higher temperatures, variable range hopping (VRH) transport mechanism prevails, with diverse ... WebMay 1, 1978 · We present evidence that in carbon-polyvinylchloride composites, consisting of aggregates of carbon spheres (100-400 \AA{}) dispersed in the insulating matrix, the electrical conductivity can be ascribed to a novel mechanism of tunneling with potential … dunk low champion red
Effect of Tunnel Junctions and Coulomb Blockade on …
WebJul 30, 2007 · Of all these models, the fluctuation induced tunneling model (FITM) based on thermally activated voltage fluctuations across insulating gaps in disordered materials such as CNT/polymer nanocomposites was found to match well with our temperature dependent experimental data. In our nanocomposites, there are large conduction … WebJun 30, 2016 · Based on our analysis using the fluctuation-induced tunneling conduction model, the intercalation of I 5 − chains into the semiconducting-SWCNTs leads to the increase in energy barriers required for tunneling processes. Since the charge transfer is negligible between I 5 ... WebSep 1, 1988 · Fluctuation-induced tunneling is examined critically, and it is concluded that it does not allow a consistent description of highly doped (CH) x. Preliminary results … dunk low chicago bulls