Fig. 6From: Photothermal Effect of Modulating Laser Irradiation on the Thermal Diffusivity of Al2O3 NanofluidsThe distribution density determined using the Nanophox analyzer of Al2O3 particles in the suspensions a without, with irradiation after b 10 min and c 30 min, and d hydrodynamic diameter distribution of NPs in nanofluids as a function of irradiation timesBack to article page