The extensive investigations during the last decades have verified the potential of ideal shaped riblet geometries for viscous drag reduction in the turbulent b
The photoluminescence(photoluminescence)spectra of PS(porous silicon)prepared via electrochemical etching are presented and analysed.The PL of samples was measu
Adaption of cassava composite flour to conventional process technology faces various engineering issues.The underlying goal of this study is how to plan a trade