Fig. 1

(a) A structure incorporated with the proposed system (a pile foundation and a pendulum-like isolation mechanism) (b) 3D shape of PC-VNS (c) Top view of PC-VNS.

(a) A structure incorporated with the proposed system (a pile foundation and a pendulum-like isolation mechanism) (b) 3D shape of PC-VNS (c) Top view of PC-VNS.