14-12-04 An efficient method to harvest low-grade waste heat as electricity may be possible using reversible ammonia batteries, according to Penn State engineers. The use of waste heat for power production would allow additional electricity generation withou...

14-03-31 Ammonia（氨） pollution from agricultural sources poses larger health costs than previously estimated, according to NASA-funded research. Harvard University researchers Fabien Paulot and Daniel Jacob used computer models including a NASA model of ch...