THERE has long been a need for a simple objective criterion to indicate when use of a respirator should be started during the acute illness of poliomyelitis and to guide the weaning of patients with ...

From cell phones to electric vehicles, every user is concerned about runtime. System designers work diligently to maximize runtime using one of two approaches: design the battery-powered system to ...

In the reports on vital capacity in the literature, instructions to the patients were not described in detail. In our experience variations in the results of serial determinations were traced in many ...

Researchers from FOM institute AMOLF have discovered what determines the accuracy with which cells can measure chemical concentrations. They described the results of their research in two publications ...

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 ...

Ever been in a situation where you had tried to figure out if your batteries had charge or not? Did you ever want to find out the capacity of a battery? This article would help you to design a circuit ...