UAP Crash Recovery Programs: What You Need to Know!

Howard C. Cross - The UFO Metal Scientist:
https://www.ufoexplorations.com/roswell-metal-scientist-dr-cross

Metallic Alloys Research Post Roswell:
https://www.sunrisepage.com/roswell/files/sunrise/SUNRISE_Summary_Analysis_of_Progress_Reports.pdf

John Elroy Center a Metallurgist who worked for Battelle Labs in the late 1940s told family members about being given a piece of the memory foil metal, which he then dissolved in liquid Chlorine and measured the off-gases to determine it's chemical composition:
https://www.ufoexplorations.com/scientist-admits-study-of-roswell

https://en.wikipedia.org/wiki/Diffusionless_transformation#Martensitic_transformation

https://en.wikipedia.org/wiki/Intermetallic

https://www.nasa.gov/pdf/732725main_crash_course-ebook.pdf