IT is commonly claimed, and also true, that enough sunlight falls on Earth in the course of an hour to meet a year’s worth of global power needs. Some of that sunlight is currently converted ...

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Covalent cross-linking is a common strategy to improve the mechanical properties of ...

Within just five minutes of exposure, the enamel crystals show significant disorder ... allowing it to bind effectively to calcium ions within the hydroxyapatite structure of enamel, weakening its ...

Get article recommendations from ACS based on references in your Mendeley library. Pair your accounts. Export articles to Mendeley Get article recommendations from ACS based on references in your ...

From the recently collected papillary calculi, four patients with chronic stone formation requiring retrograde intrarenal surgery (RIRS) were selected. All these patients have previously ...