


{"id":377797,"date":"2024-08-09T12:53:54","date_gmt":"2024-08-09T12:53:54","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/charge-defining-material-properties-on-lumerical-charge\/"},"modified":"2024-08-09T12:53:54","modified_gmt":"2024-08-09T12:53:54","slug":"charge-defining-material-properties-on-lumerical-charge","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/charge-defining-material-properties-on-lumerical-charge\/","title":{"rendered":"CHARGE: Defining material properties on Lumerical charge"},"content":{"rendered":"<p>Dear Sir\/ Madam,<\/p>\n<p>I am using Lumerical Charge for the first time. To replicate the results of a research paper, I want to add a new material, Indium Tin Oxide (ITO), to the material database. In the paper, ITO is considered as a semiconductor, and the following material properties are provided: (i) DC permittivity, (ii) Work function, (iii) Effective mass of electrons and holes, (iv) Mobility of electrons and holes, (v) Band gap, and so on.<\/p>\n<p>However, when I input these parameters and run the simulations, I encounter a Job Error. Upon closer inspection, I noticed that each parameter, such as the effective mass of electrons or holes, is associated with a formula. It appears that the coefficients within these formulas need to be appropriately adjusted to balance the equation.<\/p>\n<p>For example, for silicon (Si), the effective mass of an electron is 1.18, and the corresponding formula is m(T) = m(0) + &alpha;*T + &beta;*T^2.&nbsp;The left-hand side value of 1.18 must be balanced with the right-hand side by selecting appropriate coefficients <span class=\"katex\"><span class=\"katex-mathml\">&alpha;<\/span><\/span>, <span class=\"katex\"><span class=\"katex-mathml\">&beta;<\/span><\/span>, and <span class=\"katex\"><span class=\"katex-mathml\">m(0)<\/span><\/span>. Similarly, for each parameter, there is a formula with coefficients that need to be adjusted to balance the equation on both sides.<\/p>\n<p>My question is: How should I determine these coefficients? Should they be adjusted arbitrarily, or are there specific literature or guidelines I should refer to obtain accurate values?<\/p>\n<p>Could you please provide some guidance on this matter?<\/p>\n<p>Kind regards,<br \/>Bharathy J<\/p>\n","protected":false},"template":"","class_list":["post-377797","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Dear Sir\/ Madam,I am using Lumerical Charge for the first time. To replicate the results of a research paper, I want to add a new material, Indium Tin Oxide (ITO), to the material database. 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To replicate the results of a research paper, I want to add a new material, Indium Tin Oxide (ITO), to the material database. In the paper, ITO is considered as a semiconductor, and the following material properties are provided: (i) DC permittivity, (ii) Work\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/charge-defining-material-properties-on-lumerical-charge\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-08-09T12:53:54+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-08-09T12:53:54+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"CHARGE: Defining material properties on Lumerical charge | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Dear Sir\/ Madam,I am using Lumerical Charge for the first time. 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