1. A study of dispersed Ru + alkaline oxides in dual function materials (DFM) for direct air capture of carbon dioxide and from natural gas power plants with subsequent methanation using renewable hydrogen Jeong-Potter, Chae Woon 2022 Theses Environmental engineeringPower resourcesClimatic changesRutheniumCarbon dioxide--Environmental aspectsCarbon dioxide--Absorption and adsorptionHydrogenGas power plants--Environmental aspectsAmines