An experimental technology based on the Split Hopkinson Pressure Bar (SHPB) was developed for conducting expanding ring tests.The techniques are useful for
Many investigations on the effects of blast loads have been carried out to gain a better understanding and obtain characteristics of blast loads [References
It has been often observed that electromagnetic waves occur during fracture of rocks.Therefore, many mechanical and geophysical studies have been attempted
The idea of functionally graded materials was introduced into the materials sciences researches.For cellular solids, a gradual variation in the cell size di
OBJECTIVE To study the cytisine-type alkaloids of CH2C12 fraction from 95% EtOH extract of Sophora tonkinensis Gapnep.(Leguminosae).METHODS Various chromatograph