[Interview] Can Sweating Heat Shields Solve Re-Entry Problems for Reusable Rockets?

Heat shields are one of the trickiest problems left to solve before we can have truly reusable spacecraft. So far we've seen different solutions, like ablative materials or ceramic tiles. But can a sweating heat shield be a solution? Finding out in this interview. 😍 [Interview+] Same video. No YT ads. https://www.patreon.com/universetoday 🟣 Guest: Dr. Hassan Saad Ifti https://nal.tamu.edu/ 📜 Could Sweating Spacecraft Make Re-Entry Easier? https://www.universetoday.com/articles/could-sweating-spacecraft-make-re-entry-easier 00:00 Intro 01:40 Challenges of reentry 12:00 Sweating spacecraft 31:05 Which gas to use 38:49 Metal 3D-printing 45:51 Current obsessions 50:41 Final thoughts 📺 VIDEO VERSION https://youtu.be/04rSPGwMLlM 📰 GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)