Content License: Creative Commons Attribution Non Commercial 4.0 International (CC-BY-NC-4.0)Credit must be given to the creatorOnly noncommercial uses of the work are permittedDownloadsJupyter notebooksAuthorsAffiliationsJonathan BiteauUniversité Paris-Saclay IJCLab Jérémy NeveuUniversité Paris-Saclay IJCLab This lectures was made using a few Jupyter notebooks that we make available here.LecturesRadiative processesLecturesMechanical analogy