electron tunneling

electron tunneling

[i′lek‚trän ′tən·əl·iŋ]
(quantum mechanics)
The passage of electrons through a potential barrier which they would not be able to cross according to classical mechanics, such as a thin insulating barrier between two superconductors.
References in periodicals archive ?
Electron tunneling effect is of significance in understanding the conductivity of conducting composites by integration an insulator polymer with conductive fillers [23-25].
Elaborating on the results of this study, she said:" We observed that the energy required for the electron tunneling among copper nanoparticles depends on the near infrared absorption peak and these, both, change with respect to layers copper content.
According to the researchers, high-speed signal mixing is made possible by the nonlinear coupling of the internal optical field to the base electron-hole recombination, minority carrier emitter-to-collector transport, and the base-to-collector electron tunneling at the collector junction.
To do so, it exploits the quantum phenomenon of electron tunneling, in which electrons pass through seemingly impenetrable barriers.
Other topics include optimization of the HAS-2 family of hash functions on FPGAs, a space saving layout for passive components, finite state machine implementation with single electron tunneling technology, and a programmable logic array structure based on quantum-dot cellular automata.
Power Chips are wafer-thin discs designed to produce electrical power more efficiently than other available technologies by taking advantage of an effect known as thermotunneling, harnessing quantum mechanical electron tunneling phenomena.
Giaever is a renowned physicist who shared the 1973 Nobel Prize in Physics for his studies of electron tunneling in superconductors.
The large particle size and low structure of medium thermal is not conducive to the mechanism of semi-conductivity, namely electron tunneling.
An expansion of the polymer matrix during heating increased the width of the gaps, and thus hindered the process of the electron tunneling (11).
Ralston, a private-sector researcher, focuses on developments related to amplified electron tunneling and gating.
Some of these theories invoke magnetic spin interactions between electrons and copper ions in the copper oxide layers, while others rely on such effects as electron tunneling between sheets of copper and oxygen atoms in these compounds.
Various types of nanoelectronic technologies discussed in the report include: Circuits and Systems (Parallel Processing, Artificial Neural Networks, Quantum Information Processing, & Triple Modular Redundancy), Nanofabrication, and Logic Devices (Single Electron Tunneling Devices, Resonant Tunneling Diodes, Rapid Single Flux Quantum Logic, Spintronics, & Quantum Computing).