作者: Juntao Fei

Active power filters can be used for harmonic elimination, reactive current compensation, and clean delivery of power. The basic principle of APF is to produce a compensation current which is of the …

Uric acid is the end-product of the purine metabolism in human beings. Most of this substance is in the form of monosodium urate in compartments with p H 7.4, such as plasma and extracellular fluids. …

MEMS (Micro Electro Mechanical Systems) technologies were developed by applying semiconductor microfabrication technologies to make three-dimensional microstructures and mechanical systems. MEMS tech …