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Related papers: Analysis of integrated single-electron memory oper…

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Memory function formalism or projection operator technique is an extremely useful method to study the transport and optical properties of various condensed matter systems. A recent revival of its uses in various correlated electronic…

Strongly Correlated Electrons · Physics 2016-09-22 Nabyendu Das , Pankaj Bhalla , Navinder Singh

We investigate the electronic transport through a single molecule in a strong electron-phonon coupling regime. Based on a particle-hole transformation which is made suitable for non-equilibrium situation, we treat the pair tunneling and…

Mesoscale and Nanoscale Physics · Physics 2008-09-24 Myung-Joong Hwang , Mahn-Soo Choi , Rosa Lopez

A single electron dynamic memory is designed based on the non-equilibrium dynamics of charge states in electrostatically-defined metallic quantum dots. Using the orthodox theory for computing the transfer rates and a master equation, we…

Mesoscale and Nanoscale Physics · Physics 2016-08-03 Mykhailo Klymenko , Michael Klein , Raphael Levine , Francoise Remacle

The majority of experimental realizations of single-electron sources rely on the periodic manipulation of the tunnel junctions through their gate voltages, and thus require a high level of control over the system. To circumvent the…

Mesoscale and Nanoscale Physics · Physics 2022-07-08 Christopher W. Wächtler , Javier Cerrillo

We present a theoretical analysis aimed at understanding electrical conduction in molecular tunnel junctions. We focus on discussing the validity of coherent versus incoherent theoretical formulations for single-level tunneling to explain…

Mesoscale and Nanoscale Physics · Physics 2016-06-06 Alvar R. Garrigues , Li Yuan , Lejia Wang , Eduardo R. Mucciolo , Damien Thompson , Enrique del Barco , Christian A. Nijhuis

We propose the concept of a quantized single-electron source based on the interplay between Coulomb blockade and magnetic flux-controllable superconducting proximity effect. We show that flux dependence of the induced energy gap in the…

Mesoscale and Nanoscale Physics · Physics 2016-07-05 E. Enrico , F. Giazotto

We present a single-electron device for the manipulation of charge states via quantum interference in nanostructured electrodes. Via self-inductance effects, we induce two independent magnetic fluxes in the electrodes and we demonstrate…

Superconductivity · Physics 2022-05-17 Emanuele Enrico , Luca Croin , Elia Strambini , Francesco Giazotto

Recent works in end-to-end control for autonomous driving have investigated the use of vision-based exteroceptive perception. Inspired by such results, we propose a new end-to-end memory-based neural architecture for robot steering and…

Robotics · Computer Science 2022-05-25 Sergio Paniego Blanco , Sakshay Mahna , Utkarsh A. Mishra , JoseMaria Canas

Transport through a metallic carbon nanotube is considered, where electrons are injected in the bulk by a scanning tunneling microscope tip. The charge current and noise are computed both in the absence and in the presence of one…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 A. Crepieux , R. Guyon , P. Devillard , T. Martin

We study charging effects and tunneling in the single electron box. Tunneling mixes different charge states and in the nonperturbative regime the charge in the island may be strongly screened. When charge states are nearly degenerate the…

Condensed Matter · Physics 2009-10-22 G. Falci , J. Heins , Gerd Schoen , Gergely T. Zimanyi

We describe a proposal to probe the quantum tunneling mechanism of an individual ion trapped in a double-well electromagnetic potential. The time-evolution of the probability of fluorescence measurement of the electronic ground state is…

Quantum Physics · Physics 2009-11-07 R. M. Serra , C. J. Villas-Boas , M. H. Y. Moussa

We propose and demonstrate experimentally a novel design of single-electron quantum dots. The structure consists of a narrow band gap quantum well that can undergo a transition from the hole accumulation regime to the electron inversion…

Other Condensed Matter · Physics 2009-11-11 G. M. Jones , B. H. Hu , C. H. Yang , M. J. Yang , Y. B. Lyanda-Geller

The effect of spin-disorder scattering on perpendicular transport in a magnetic monolayer is considered within the single-site Coherent Potential Approximation (CPA). The exchange interaction between a conduction electron and localized…

Disordered Systems and Neural Networks · Physics 2009-11-07 Alireza Saffarzadeh

Efficient and controlled charge transport in networks of semiconducting single-walled carbon nanotubes is the basis for their application in electronic devices, especially in field-effect transistors and thermoelectrics. The recent advances…

Applied Physics · Physics 2021-11-19 Nicolas F. Zorn , Jana Zaumseil

By first lithographically fabricating contact electrodes and then as last step growing carbon nanotubes with chemical vapour deposition across the ready-made chip, many potential contamination mechanisms for nanotube devices can be avoided.…

Mesoscale and Nanoscale Physics · Physics 2011-10-26 A. K. Huettel , H. B. Meerwaldt , G. A. Steele , M. Poot , B. Witkamp , L. P. Kouwenhoven , H. S. J. van der Zant

The electronic conductance of a molecule making contact to electrodes is determined by the coupling of discrete molecular states to the continuum electrode density of states. Interactions between bound states and continua can be modeled…

Other Condensed Matter · Physics 2007-05-23 Thomas M. Henderson , Giorgos Fagas , Eoin Hyde , James C. Greer

We present a detailed comparison between theoretical predictions on electron scattering processes in metallic single-walled carbon nanotubes with defects and experimental data obtained by scanning tunneling spectroscopy of Ar$^+$ irradiated…

Mesoscale and Nanoscale Physics · Physics 2011-04-28 D. Bercioux , G. Buchs , H. Grabert , O. Groening

A setup for studying the influence of external electric fields on dynamic surface processes is described. Spatially-extended homogeneous electric fields are realized by applying a DC voltage in between a planar electrode and a metallic…

Instrumentation and Detectors · Physics 2013-11-22 W. Steurer , S. Surnev , F. Hanauer , K. Ansperger , F. P. Netzer

We use time-resolved charge detection techniques to investigate single-electron tunneling in semiconductor quantum dots. The ability to detect individual charges in real-time makes it possible to count electrons one-by-one as they pass…

Mesoscale and Nanoscale Physics · Physics 2009-05-29 S. Gustavsson , R. Leturcq , M. Studer , I. Shorubalko , T. Ihn , K. Ensslin , D. C. Driscoll , A. C. Gossard

We investigate spin and charge dynamics of a quantum dot of phosphorus atoms coupled to a radio-frequency single-electron transistor (rf-SET) using full counting statistics. We show how the magnetic field plays a role in determining the…