1. Microgrid state estimation and control using kalman filter and semidefinite programming technique
Md Masud Rana, Li Li, Steven W. Su

2. Energy consumption and manufacturing performance evidence from panel data for low-income sub-sahara african countries.
Ismail Aliyu Danmaraya, Sallahuddin Hassan

3. Characterization and flow behaviour of sandbox (hura crepitans linn) seed oil and its methyl esters
Solomon O. Giwa, Kayode Adama, Collins N. Nwaokocha, Olorunfunmi I. Solana

4. Analyses of absorber tube of parabolic trough solar collector (ptsc) based on convective heat transfer coefficient of fluid
Hamzeh Jamali