TY - JOUR A1 - Hoffschmidt, Bernhard A1 - Pitz-Paal, R. A1 - Böhmer, M. T1 - Experimental and numerical evaluation of the performance and flow stability of different types of open volumetric absorbers under non-homogeneous irradiation / R. Pitz-Pahl ; B. Hofschmidt ; M. Böhmer ... T2 - Solar energy. 60 (1997), H. 3-4 Y1 - 1997 UR - https://opus.bibliothek.fh-aachen.de/opus4/frontdoor/index/index/docId/2681 SN - 0038-092X SP - 135 EP - 150 ER -