INFLUENCE OF ELEMENT OXYGEN ON THE ABSORPTIVITY AND EMISSIVITY OF 434-L STAINLESS-STEEL SOLAR SELECTIVE ABSORBER FOR SOLAR THERMAL CONVERSION APPLICATION . Paaua Science Journal, [S. l.], v. 1, n. 1, p. 31–39, 2026. DOI: 10.65760/paaujs.v1i1.1. Disponível em: https://paauascience.com.ng/index.php/paausjsdata/article/view/10. Acesso em: 15 apr. 2026.