The photothermal deflection spectroscopy method is employed in thermal diffusivity measurements of solids. Thermal diffusivity at room temperature in standard materials such as Poco-graphite and S.S. 1.4970 stabilized austenitic steel is measured and compared with the tabulated values.
© 1988 Optical Society of America
Original Manuscript: August 12, 1987
Published: May 1, 1988
Giovenna Suber, Mario Bertolotti, Concita Sibilia, and Aldo Ferrari, "Test measurements of the photothermal deflection method to determine the thermal diffusivity of solids," Appl. Opt. 27, 1807-1810 (1988)