Tennessee has a problem — two-thirds of our rivers and waterways are unmonitored, leaving us blind to sudden changes in water ...

In the FlowLine Bipore Heparin vascular prosthesis, heparin is attached to the lumen surface of the prosthesis by means of covalent bondings and ionic interactions, a stable and permanent method. This ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...