Research data for: Flexural frequency analysis of damaged beams using mixture unified gradient elasticity theory

This dataset contains data used for the preparation of the publication:Hossein Darban, S. Ali Faghidian, Flexural frequency analysis of damaged beams using mixture unified gradient elasticity theory, Composite Structures. Volume 363, 2025, 119143, ISSN 0263-8223https://doi.org/10.1016/j.compstruct.2025.119143This research has received funding from the National Science Centre (NCN) in Poland through the grant agreement No: UMO-2022/47/D/ST8/01348.The data are listed in *.xlsx files. The included data are described in files: meta_data_file.txt.The calculations have been performed with Maple.