Sometimes video files contain subtitles or metadata that name the study.
Right-click the file and check "Properties" or "Get Info" for a creator or organization name. nsxo_27_45min.mp4
If this is a recording of an experiment (like a stress test or fluid dynamics), might be a shorthand for a material or chemical compound (e.g., N ano- S tructured X - O xide). How to identify the correct paper: To find the exact paper, please check the following: Sometimes video files contain subtitles or metadata that