Fig. 2
From: Warming up human body by nanoporous metallized polyethylene textile

Infrared property characterizations. a Measured total FTIR reflectance of the metallic coating side of nano-Ag/PE, cotton, Mylar blanket and Omni-Heat. b Measured total FTIR emittance at the textile outer surface of nano-Ag/PE, cotton, Mylar blanket and Omni-Heat