Center for Chemistry at the Space-Time Limit or CaSTL Center is a National Science Foundation’s (NSF) Centers for Chemical Innovation (CCI). The CaSTL Center was established through a cooperative agreement between NSF and University of California, Irvine in 2008. Vartkess Ara Apkarian, a Professor of Chemistry at the University of California Irvine, is the Director of the Center. Membership of the Center include noted researchers in nanoscience such as Richard Van Duyne, Hrvoje Petek, Wilson Ho, H. Kumar Wickramasinghe, George Schatz, Eric Potma, Lasse Jensen, Matt Law, Nien-Hui Ge, Jennifer Shumaker-Parry, Ruqian Wu.