WASHINGTON — Coronavirus cases, hospitalizations and deaths have been hitting records for weeks, as winter holidays continue and we enter the flu season. As headlines about hospitals reaching high ...

Consumers and designers of portable systems increasingly want to know the remaining capacity of their battery as precisely as possible. They also want warnings to signal when to change the battery to ...

When running a company, it is helpful to know the full capacity, which is the maximum output your company can produce during a specific time period. Full capacity usually refers to manufacturing ...

Batteries and energy cells lose their capacity as they age. If a cell or battery’s capacity is too low, your equipment may also soon stop working. You can use the circuit in Figure 1 to measure a ...

Denis Hennessy recently encountered a problem we've all faced: he needed some AAs for a battery-eating gizmo, and he was overwhelmed by the choices available. Ignoring the shiny packaging and its ...

When comparing the battery capacity of smartphones, mobile batteries, etc., 'mAh / Ah (milliampere hour / ampere hour)' is generally used. However, iFixit, which sells device disassembly information ...