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Recently, soft magnetic thin films with high complex permeability μ, which can be used in the devices working at GHz range, have drew great attentions. A reliable and authentic permeability is very important for their applications. Microwave complex permeability μ=μ'+jμ" can be obtained by using the vector network analyzer (VNA). Generally, a jig was used to hold the magnetic thin films and detect...
Jinhua city suffers from uneven precipitation, river water pollution and a lack of water storage projects. The problem of water shortages is becoming increasingly severe. We can obtain a conservative risk value, a venture risk value and a maximum probability risk value. Under such an a level, three risk values can be calculated. As a adopts all values throughout the set [0, 1], it is possible to obtain...
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