نتایج جستجو برای: single electron transistor

تعداد نتایج: 1160484  

1997
P. Joyez V. Bouchiat D. Esteve C. Urbina M. H. Devoret

We have investigated the suppression of single-electron charging effects in metallic single-electron transistors when the conductance of the tunnel junctions becomes larger than the conductance quantum e2yh. We find that the Coulomb blockade of the conductance is progressively shifted at lower temperatures. The experimental results agree quantitatively with the available 1yT expansion at high t...

Journal: :Physical review letters 2017
B Dutta J T Peltonen D S Antonenko M Meschke M A Skvortsov B Kubala J König C B Winkelmann H Courtois J P Pekola

We report on combined measurements of heat and charge transport through a single-electron transistor. The device acts as a heat switch actuated by the voltage applied on the gate. The Wiedemann-Franz law for the ratio of heat and charge conductances is found to be systematically violated away from the charge degeneracy points. The observed deviation agrees well with the theoretical expectation....

2004
Mika A. Sillanpää Leif Roschier Pertti J. Hakonen

Using a classical equation of motion, dynamics of the phase is analyzed in the Inductive Single-Electron Transistor (L-SET) which is a promising new system suitable for quantum measurement with ultimate sensitivity and low back-action. In a regime of nonlinear dynamics, a shift of the oscillator resonant frequency is discovered which has a direct analogy to the switching of a dc-biased Josephso...

2016
Monika Gupta

Recent research in SET gives new ideas which are going to revolutionize the random access memory and digital data storage technologies. The goal of this paper is to discuss about the basic physics, applications of nano electronic device ‘Single electron transistor [SET]’ which is capable of controlling the transport of only one electron. Single-electron transistor (SET) is a key element of curr...

Journal: :Physical review. B, Condensed matter 1994
Korotkov

then the tunneling events become correlated. These correlations result in several remarkable features of the dc I-V curve. ' In particular, it is sensitive to fractional variations (in units of the electron charge e} of the background charge Qo of the central electrode (Fig. 2). One can control the current through the SET by variation of the charge Qo. Figure 1(b) shows an equivalent circuit of...

2010
El-Sayed A. M. Hasaneen Mohamed A. A. Wahab Mohamed G. Ahmed

This paper presents a new exact analytical model for Single electron transistor (SET) applicable for circuit simulation. It was developed based on orthodox theory of single electronics using master equation. A scheme was suggested to determine the most probable occupied electron states. The proposed model is more flexible that is valid for single or multi gate, symmetric or asymmetric devices a...

Journal: :Journal of physics. Condensed matter : an Institute of Physics journal 2010
Norihiko Nishiguchi Martin N Wybourne

We investigate theoretically the transport characteristics of a single-electron transistor affected by the dynamic deformation of the device configuration due to phonons. By considering changes in capacitances and tunnel resistances caused by the breathing and oblong vibrations of the island that forms part of the transistor, we formulate the electron-phonon interaction peculiar to the device a...

2009
K.Rathnakannan P. Vanaja Ranjan

A thorough study on the performance of eight bit Analog-Digital converters based on single electron transistors has been done in this paper. The Single Electron Transistors are smaller in size, operate at a greater speed and have low power consumption when compared to CMOS. Three methods of Analog to Digital Conversion techniques Complementary Single Electron Tunnelling Transistor, Periodic Sym...

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