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Related papers: Fowler-Nordheim Plot Analysis: a Progress Report

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The cold field electron emission from metallic nanowall array is investigated theoretically. Via conformal mapping method, analytic formulas of tunneling barrier, edge field enhancement factor, transmission coefficient, and area emission…

Mesoscale and Nanoscale Physics · Physics 2011-11-15 Xizhou Qin , Weiliang Wang , Zhibing Li

A first-principles approach is introduced to calculate electron field emission characteristics of nanostructures, based on the nonequilibrium Green function technique combined with the density functional theory. The method employs…

Mesoscale and Nanoscale Physics · Physics 2014-11-19 Hyon-Chol Choe , Nam-Hyok Kim , Hyok Kim , Song-Jin Im

We fabricate AlGaN nanowires by molecular beam epitaxy and we investigate their field emission properties by means of an experimental setup using nano-manipulated tungsten tips as electrodes, inside a scanning electron microscope. The…

We investigate enhanced field emission due to a continuous or pulsed oscillating field added to a constant electric field $E$ at the emitter surface. When the frequency of oscillation, field strength, and property of the emitter material…

Plasma Physics · Physics 2016-07-27 Alexander Rokhlenko , Joel L. Lebowitz

Formalisms for both non-relativistic as well as relativistic versions of field emission of electrons in presence of strong quantizing magnetic field, relevant for strongly magnetized neutron stars or magnetars are developed. In the…

Solar and Stellar Astrophysics · Physics 2012-06-15 Arpita Ghosh , Somenath Chakrabarty

Field electron emission (FE) has relevance in many different technological contexts. However, many related technological papers use a physically defective elementary FE equation for local emission current density (LECD). This equation takes…

Mesoscale and Nanoscale Physics · Physics 2020-01-08 Richard G. Forbes

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

This paper presents a new methodology for making comparisons between the theory of field electron emission (FE) and experiment, and is intended as a "demonstration of concept". This methodology is based on the value of the exponent kappa…

Mesoscale and Nanoscale Physics · Physics 2022-07-05 Sergey V. Filippov , Anatoly G. Kolosko , Eugeni O. Popov , Richard G. Forbes

The field enhancement factor at the emitter tip and its variation in a close neighbourhood determines the emitter current in a Fowler-Nordheim like formulation. For an axially symmetric emitter with a smooth tip, it is shown that the…

Applied Physics · Physics 2018-01-30 Debabrata Biswas , Gaurav Singh , Shreya G. Sarkar , Raghwendra Kumar

For field electron emission (FE), an empirical equation for measured current I_m as a function of measured voltage V_m has the form I_m = C*(V_m)^k*exp[-B/(V_m)], where B is a constant and C and k are constants or vary weakly with V_m.…

Mesoscale and Nanoscale Physics · Physics 2021-02-24 R. G. Forbes , E. O. Popov , A. G. Kolosko , S. V. Filippov

It is common practice to extract field enhancement factor from the slope of FN plot. Many experimentalists working on field electron emission had reported multi-(linear segment) FN plots, which can be divided into several (usually two)…

Materials Science · Physics 2012-11-20 Weiliang Wang , Zhibing Li

Field emission under ultra-fast intense terahertz fields provides a promising approach for generating electron bunches with ultrashort pulse duration and high charge densities. It is generally believed that the field emission current…

The paper reports on top-down nanofabricated Ni3Si2 nanowires and tests of their electron field emission capabilities. The results include low turn on electric field, moderate work function, and the field enhancement factor, customizable…

Mesoscale and Nanoscale Physics · Physics 2022-01-12 Amina B. Belkadi , Emma Zeng , A. F. Isakovic

Following the ideas behind the Feynman approach, a variational wave function is proposed for the Fr\"ohlich model. It is shown that it provides, for any value of the electron-phonon coupling constant, an estimate of the polaron ground state…

Strongly Correlated Electrons · Physics 2009-11-10 G. De Filippis , V. Cataudella , V. Marigliano Ramaglia , C. A. Perroni , D. Bercioux

This technical note provides a high-level overview of the present state of basic field electron emission (FE) theory, as suitable for use in the context of technological applications of FE theory. At present there is much theoretical…

Mesoscale and Nanoscale Physics · Physics 2026-03-18 Richard G. Forbes

We observe field emission from an isolated nano-machined gold island. The island is able to mechanically oscillate between two facing electrodes, which provide recharging and detection of the emission current. We are able to trace and…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 D. V. Scheible , C. Weiss , J. P. Kotthaus , R. H. Blick

In this work we investigate a generalized tunneling barrier for planar emitters at zero-temperature. We present the evidence of the emergence of a non-Fowler-Nordheim-type general behavior for the field emission current density in the case…

Materials Science · Physics 2020-03-19 Nei Lopes , A. V. Andrade-Neto

Field emission data are often represented on a Fowler--Nordheim plot but a new empirical equation has been recently proposed to better analyze experiments. Such an equation is based on approximations of the Murphy and Good model and…

Materials Science · Physics 2022-06-10 Anthony Ayari , Pascal Vincent , Sorin Perisanu , Philippe Poncharal , Stephen Purcell

Photon emission correlation spectroscopy is an indispensable tool for the study of atoms, molecules, and, more recently, solid-state quantum defects. In solid-state systems, its most common use is as an indicator of single-photon emission,…

Quantum Physics · Physics 2023-11-28 Rebecca E. K. Fishman , Raj N. Patel , David A. Hopper , Tzu-Yung Huang , Lee C. Bassett

We report the observation of field emission from InP nanocrystals epitaxially grown on an array of p-Si nanotips. We prove that field emission can be enhanced by covering the InP nanocrystals with graphene. The measurements are performed…

Mesoscale and Nanoscale Physics · Physics 2017-12-29 L. Iemmo , A. Di Bartolomeo , F. Giubileo , G. Luongo , M. Passacantando , G. Niu , F. Hatami , O. Skibitzki , T. Schroeder