TY - RPRT TI - Evaluation of a method for heat transfer measurements and thermal visualization using a composite of a heater element and liquid crystals AU - Hippensteele, S. A. AU - Russell, L. M. AU - Stepka, F. S. PY - 1981 UR - https://ntrs.nasa.gov/citations/19810012784 ID - 19810012784 ER -