<abstract xmlns="http://www.w3.org/1999/xhtml"><p>In field electron emission (FE) studies, it is important to check and analyse the quality and validity of experimental current-voltage data, which is usually plotted in one of a small number of standard forms. These include the so-called Fowler-Nordheim (FN), Millikan-Lauritsen (ML) and Murphy-Good (MG) plots. The Field emission orthodoxy test is a simple quantitative test that aims to check for the reasonableness of the values of the parameter “scaled field” that can be extracted from these plots. This is done in order to establish whether characterization parameters extracted from the plot will be reliable or, alternatively, likely to be spurious. This paper summarises the theory behind the orthodoxy test, for each of the plot forms, and confirms that it is easy to apply it to the newly developed MG plot. A simple, new, accessible web application has been developed that extracts scaled-field values from any of these three plot forms, and tests for lack of field emission orthodoxy.</p></abstract>

In field electron emission (FE) studies, it is important to check and analyse the quality and validity of experimental current-voltage data, which is usually plotted in one of a small number of standard forms. These include the so-called Fowler-Nordheim (FN), Millikan-Lauritsen (ML) and Murphy-Good (MG) plots. The Field emission orthodoxy test is a simple quantitative test that aims to check for the reasonableness of the values of the parameter “scaled field” that can be extracted from these plots. This is done in order to establish whether characterization parameters extracted from the plot will be reliable or, alternatively, likely to be spurious. This paper summarises the theory behind the orthodoxy test, for each of the plot forms, and confirms that it is easy to apply it to the newly developed MG plot. A simple, new, accessible web application has been developed that extracts scaled-field values from any of these three plot forms, and tests for lack of field emission orthodoxy.

Implementation of the orthodoxy test as a validity check on experimental field emission data

Surface Physics and Materials Technology lab

Advanced Technology Institute & Department of Electrical and Electronic Engineering, Faculty of Engineering & Physical Sciences

Institute of Scientific Instruments of the CAS

Journal of Electrical Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

In field electron emission (FE) studies, it is important to check and analyse the quality and validity of experimental current-voltage data, which is usually...

Implementation of the orthodoxy test as a validity check on experimental field emission data

Publicado en línea: 20 mar 2020

Páginas: 37 - 42

Recibido: 18 nov 2019

DOI: https://doi.org/10.2478/jee-2020-0005

Palabras clave
field electron emission, field emission orthodoxy test, Fowler-Nordheim plots, Millikan-Lauritsen plots, Murphy-Good plots, field enhancement factor, emitter characterization parameters

© 2020 Mohammad M. Allaham et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Implementation of the orthodoxy test as a validity check on experimental field emission data

Publicado en línea: 20 mar 2020

Páginas: 37 - 42

Recibido: 18 nov 2019

DOI: https://doi.org/10.2478/jee-2020-0005

Palabras clavefield electron emission, field emission orthodoxy test, Fowler-Nordheim plots, Millikan-Lauritsen plots, Murphy-Good plots, field enhancement factor, emitter characterization parameters

© 2020 Mohammad M. Allaham et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Palabras clave
field electron emission, field emission orthodoxy test, Fowler-Nordheim plots, Millikan-Lauritsen plots, Murphy-Good plots, field enhancement factor, emitter characterization parameters