Fig. 7From: Photothermal/pH Dual-Responsive Drug Delivery System of Amino-Terminated HBP-Modified rGO and the Chemo-Photothermal Therapy on Tumor CellsPhotothermal properties measurement. a Heating curves of water, GO, and NrGO samples (200 μg/ml) under 808 nm laser irradiation (1 W/cm2). b Heating curves of NrGO-30 with different concentrations under 808 nm laser irradiation (1 W/cm2). c Heating curves of NrGO-30 (200 μg/ml) under 808 nm laser irradiation at different power density. d Temperature change curve of NrGO-30 (200 μg/ml) under 808 nm laser irradiation for cycle irradiation of three times (1 W/cm2)Back to article page