Photothermal Deflection Spectroscopy of Collected Aerosols
Photothermal Deflection Spectroscopy of Collected Aerosols
Photothermal Deflection Spectroscopy of Collected Aerosols
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Substrate Heat Capacity Effect How does substrate heat capacity affect particulate signals? Modeled as three 2 μm m diameter (NH 4 NO 3 ) particles with high andlow optical absorption. No significant changes for high optical absorbance aerosols2.5Substrate heat capacity : Air heat capacity ratio10 5 3<strong>Photothermal</strong> <strong>Deflection</strong>21.510.500 5 10 15 20 25 30Time [μs]