Figures of the Article

• Internal features and surface features of sample BD-1 and sample BD-2:(a)internal feature of sample BD-1, 32×; (b)surface feature of sample BD-2, 56×; (c, d)surface features of sample BD-2, 64×
• Blue diamond samples: a.Sample BD-1;b.Sample BD-2
• The mid infrared spectra of the samples
• The UV-Vis spectra of the samples
• Photoluminescence spectra of the samples