All rocks are made of one or more minerals. Minerals are solid, naturally occurring substances with well-defined crystal ...

SINOPEC Dalian Research Institute of Petroleum and Petrochemicals Co. Ltd., Dalian 116045, People’s Republic of China ...

The treatment of kidney stones could soon be getting much faster, easier, and safer. Scientists have devised a method of non-invasively tearing the objects apart, using what are known as "acoustic ...