They can all be found via the playlist: https://www.youtube.com/playlist?list=PLKfir74hxWhPll2rp9pJO2oiCceFccHls
Here are the videos since my last post...
DFR: the Dual-Fluid Reactor - Jan-Christian Lewitz
https://youtu.be/Zy6zCgftVPY
Additive Manufacturing of Nuclear Fuel Materials - Cathy Thiriet
https://youtu.be/PXCIHIZxP8k
Photofission of U238 Nuclei - İsmail Boztosun
https://youtu.be/IHWK-EOBReA
Thorium-229 Nuclear Clock - Benedict Seiferle
https://youtu.be/nrbGhAy-fXI
Indian Thorium, Monazite and Rare Earths - Dr. Deependra Singh
https://youtu.be/EBWrT5fVkdk