Tehran Gates – Lost History
Preface: Tehran The names and letters of many cities and neighborhoods come from the heart of the history and literature of each city, and most of them represent the thoughts, […]
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October 2021
A persistent-current operation for ultrahigh speed superconducting maglevs
Abstract The introduction of the superconductor to magnetic levitation (maglev) trains greatly enhances the performances compared to those of normal conductor maglevs, e.g., from 430 km/h of the Transrapid (in Shanghai)
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Familiarity with semiconducteurs-Pushing Towards Room-Temperature Superconductivity
Pushing Towards Room-Temperature Superconductivity Preface: A semiconductor is an element or material that is normally insulated but can be electrically conductive by the addition of some impurities. (Impurity refers to
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