In a significant advancement for renewable energy technologies, a new catalyst has been developed that dramatically improves ...

Lime occurs very extensively distributed in nature, principally in combination with nitric, carbonic, and sulphuric acids—as in limestone ... it any co-I loring or organic matter that may ...

Acidithiobacillus thiooxidans combined with oxalic acid pretreatment significantly improves praseodymium, cerium, and ...

They have also been happily married for nearly four decades. Love may well be one of the most studied, but least understood, behaviors. More than 20 years ago, the biological anthropologist Helen ...