Research Article

Investigation on Seismic Performance of Bidirectional Self-Centering Reinforced Concrete Frame Structures by Shaking Table Tests

Figure 10

Acceleration time-history curves and spectral acceleration curves of the San Fernando earthquake. (a) Unscaled main excitation. (b) Unscaled secondary excitation. (c) Scaled acceleration spectra.
(a)
(b)
(c)