Seismic isolation enhancements for initial and advanced LIGO

This is the authors' abstract. We don't add key points for this paper.

Seismic isolation enhancements for initial and Advanced LIGO, R Abbott, R Adhikari, G Allen, D Baglino, C Campbell, D Coyne, E Daw, D DeBra, J Faludi, P Fritschel, A Ganguli, J Giaime, M Hammond, C Hardham, G Harry, W Hua, L Jones, J Kern, B Lantz, K Lilienkamp, K Mailand, K Mason, R Mittleman, S Nayfeh, D Ottaway, J Phinney, W Rankin, N Robertson, R Scheffler, D H Shoemaker, S Wen, M Zucker, L Zuo