Surfactant flooding is a well-established method of heavy oil recovery; by pumping the surfactant into a reserve, the oil and the surfactant create an emulsion. Like a salad dressing that has been ...
A solar emulsion evaporator built with graphene oxide and carbon nanotubes adapts to oil, salt, and microbes, maintaining clean water production in harsh conditions. (Nanowerk Spotlight) Freshwater ...