Fig. 13

Mechanical simulated response of WPP4 at the moment of maximum interaction between panel and crossbeams in day 9. a:transverse strain of the paint layers without crossbeams. b:transverse strain of the paint layers with crossbeams. c: out of plane displacements on the artpiece without crossbeams seen from its top. d: out of plane displacements on the artpiece with crossbeams seen from its top