| IMU | inertial measurement unit |
| MEMS | micro-electro-mechanical systems |
| LDVT | linear variable differential transformer |
| LDV | laser Doppler vibrometer |
| RC | reinforced concrete |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.