586462.fig.006a
(a)
586462.fig.006b
(b)
586462.fig.006c
(c)
Figure 6: (a) Fluorescent spectra of the BTZB/Mg2Al-LDH at different pressures (inset: fluorescent photographs under 365 nm UV light; the arrow shows the direction of the increasing pressure); (b) maximum emissive wavelength of BTZB/LDHs at different pressures; (c) UV-vis spectra of the BTZB/Mg2Al-LDH at different pressures [33].