Production of silicon-based thermodiffusion layer in tube furnace coil weld after long-term operationNikita V. Lemeshko, Aleksey V. Rubtsov, Jamshed N. Shermatov, Sergei V. Chertovskikh and Ruslan M. TazetdinovEPJ Web Conf., 318 (2025) 01007DOI: https://doi.org/10.1051/epjconf/202531801007