This paper deals with a low-cost diagnostic technique for polymer electrolyte membrane (PEM) fuel cells (FCs), which exploits the ripple produced by power converters to monitor the equivalent ohmic ...

Thermo Fisher Scientific (NYSE:TMO) recently achieved a 7% price increase following the FDA approval of its Oncomine™ Dx Express Test. This approval, enabling rapid genomic testing, bolsters the ...

Westport Fuel Systems Inc. advanced stock charts by Barron's. View WPRT historical stock data and compare to other stocks, and exchanges.