A thermally stable solar selective coating useful for harnessing solar energy comprising a first solar absorber layer of TiAlN being deposited on a substrate selected from the group consisting of glass, silicon and metal, a second solar absorber layer of TiAlON deposited on the first solar absorber layer and a third antireflection layer of Si3N4 deposited on the second solar absorber layer.Parabolic trough receiver tubes and linear fresnel technology for solar thermal power generation.Solar water heating Solar industrial heat process
National Aerospace Laboratories (NAL)
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