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Cross-plane electrical and thermal transport in thin films of a conducting polymer (poly(3,4-ethylenedioxythiophene), PEDOT) stabilized with trifluoromethanesulfonate (OTf) is investigated in this study. We explore their electrical…

Materials Science · Physics 2022-06-16 K. Kondratenko , D. Guerin , X. Wallart , S. Lenfant , D. Vuillaume

It has been theoretically predicted that the \ExB drift caused by the spontaneously generated potential in scrape-off-layers (SOLs) and divertors in tokamaks is of a similar size to the poloidal component of the parallel flow and turbulent…

Spin field-effect transistors (SFETs) are promising candidates for low-power spin-based electronics, yet existing realizations that rely on spin-orbit coupling are constrained by limited material choices and short spin-coherence lengths.…

Materials Science · Physics 2025-12-03 Ziye Zhu , Xianzhang Chen , Xunkai Duan , Zhou Cui , Jiayong Zhang , Igor Zutic , Tong Zhou

Multi-pass transmission electron microscopy (MPTEM) has been proposed as a way to reduce damage to radiation-sensitive materials. For the field of cryo-electron microscopy (cryo-EM), this would significantly reduce the number of projections…

We study quantum transport through two-terminal nanoscale devices in contact with two particle reservoirs at different temperatures and chemical potentials. We discuss the general expressions controlling the electric charge current, heat…

Mesoscale and Nanoscale Physics · Physics 2017-08-04 G. Bevilacqua , G. Grosso , G. Menichetti , G. Pastori Parravicini

We study a low-energy effective field theory (EFT) describing the NN system in which all exchanged particles are integrated out. We show that fitting the residue of the 3S1 amplitude at the deuteron pole, rather than the 3S1 effective…

Nuclear Theory · Physics 2014-11-18 Daniel R. Phillips , Gautam Rupak , Martin J. Savage

Electron beam energies in Transmission Electron Microscopes (TEMs) reach the relativistic realm constituting Quantum Electrodynamics (QED) the appropriate framework for the study of electron matter interaction in TEMs. We focus on the…

Atomic Physics · Physics 2026-01-12 Ioannis Iatrakis , Valerii Brudanin

An algorithm for the minimization of the energy of magnetic systems is presented and applied to the analysis of thermal configurations of a ferromagnet to identify inherent structures, i.e. the nearest local energy minima, as a function of…

Computational Physics · Physics 2022-11-09 Aleksei V. Ivanov , Valery M. Uzdin , Hannes Jónsson

Electromagnetic metasurfaces offer the capability to realize almost arbitrary power conserving field transformations. These field transformations are governed by the generalized sheet transition conditions, which relate the tangential…

Applied Physics · Physics 2020-11-19 Stewart Pearson , Sean V. Hum

Interfacing electrons and light enables ultrafast electron microscopy, quantum control of electrons, as well as new optical elements for high sensitivity imaging. Here we demonstrate for the first time programmable transverse electron beam…

Microrobots have the potential to impact many areas such as microsurgery, micromanipulation and minimally invasive sensing. Due to their small size, microrobots swim in a regime that is governed by low Reynolds number hydrodynamics. In this…

Systems and Control · Computer Science 2018-10-29 Jaskaran Grover , Daniel Vedova , Nalini Jain , Patrick Vedova , Matthew Travers , Howie Choset

Self-assembled semiconductor quantum dots show remarkable optical and spin coherence properties, which have lead to a concerted research effort examining their potential as a quantum bit for quantum information science1-6. Here, we present…

Mesoscale and Nanoscale Physics · Physics 2012-07-20 A. N. Vamivakas , Y. Zhao , S. Falt , A. Badolato , J. M. Taylor , M. Atature

Optimizing sensor readout schemes and integrated circuit designs for both open-loop and closed-loop implementations requires precise modeling and simulation strategies. This study introduces a novel two-port impedance model to estimate the…

A novel scheme for spin filters is proposed by studying the coherent transport of electrons through the quantum wires with lateral magnetic modulations. Unlike other schemes in the literature, the modulation in our scheme is much weaker…

Condensed Matter · Physics 2007-05-23 J. Zhou , Q. W. Shi , M. W. Wu

We compute the zero bias conductance of electrons through a single ballistic channel weakly coupled to a side quantum dot with Coulomb interaction. In contrast to the standard setup which is designed to measure the transport through the…

Mesoscale and Nanoscale Physics · Physics 2015-06-24 M. E. Torio , K. Hallberg , S. Flach , A. E. Miroshnichenko , M. Titov

Interfacial charge transfer plays an essential role in establishing the relative alignment of the metal Fermi level and the energy bands of organic semiconductors. While the details remain elusive in many systems, this charge transfer has…

Materials Science · Physics 2009-05-21 J. H. Worne , R. Giridharagopal , K. F. Kelly , D. Natelson

Vertical field effect transistors (VFETs) show many advantages such as high switching speed, low operating voltage, low power consumption, and miniaturization over lateral FETs. However, VFET still faces the main challenges of high…

Computational Physics · Physics 2025-01-08 Sirsendu Ghosh , Anamika Devi Laishram , Pramod Kumar

Using a three-dimensional semiclassical model, we study double ionization for strongly-driven He fully accounting for magnetic field effects. For linearly and slightly elliptically polarized laser fields, we show that recollisions and the…

Atomic Physics · Physics 2017-11-22 A. Emmanouilidou , T. Meltzer , P. B. Corkum

In this article we report on the design, fabrication and tests of micro-fabricated broadband filters suitable for proper electromagnetic thermalization of electrical lines connected to sensitive quantum electronics experiments performed at…

Instrumentation and Detectors · Physics 2007-05-23 H. Le Sueur , P. Joyez

We use all-electrical methods to inject, transport, and detect spin-polarized electrons vertically through a 350-micron-thick undoped single-crystal silicon wafer. Spin precession measurements in a perpendicular magnetic field at different…

Materials Science · Physics 2009-11-13 Biqin Huang , Douwe J. Monsma , Ian Appelbaum
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