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FTIR spectroscopy of chitosan/ceramic blends after laser irradiation at N = 5 and 10, and I = 1.5 × 1015 W/cm2, I = 3.1 × 1015 W/cm2. (a) Ch + 1% HAp + 1% ZrO2; (b) 70:30 Ch/HAp + 1% ZrO2; (c) 70:30 Ch/HAp + 10% Nps; (d) 30:70 Ch/HAp + 10% Nps.
