eas steps forward: microstructure in nano-architected materials - rebecca gallivan Published 2 years ago • 828 plays • Length 4:11 Download video MP4 Download video MP3 Similar videos 16:48 defects in crystals are the tiniest engineering tool, with rebecca gallivan 1:00:21 ideas lecture: how do you like your materials - j. greer - 2/23/2021 1:40 how can we build safer, lighter, longer-lasting batteries?