Measurement of nonlinearity parameter using the second-harmonic reflective model is studied. A new kind of compound transducer is designed and fabricated for th
The aim of this study is to isolate protoplasts from Undaria pinnatifida. Protoplasts of the alga were isolated enzymatically by using alginate lyase, which was
The impregnated radar absorbing material(RAM) honeycomb is often used to fabricate parts of the warplane for reducing radar cross section.The incidentwave vecto