Secondary and rechargeable batteries are critical to our daily lives. In this article we discuss how to evaluate the performance of batteries during R &D, manufacturing and while in service. As personal mobile devices become our primary form of communication, backup power such as an uninterruptable power supply (UPS) to support critical data centres becomes an absolute must, and as the use of secondary batteries in business and industrial equipment becomes more widespread, the need to easily evaluate the performance of batteries is no longer just an option… (more)