List of Articles Improve Efficiency Open Access Article Abstract Page Full-Text 1 - Effect of external applied electric field on the silicon solar cell’s thermodynamic efficiency R. Zieba Falama Justin Mibaile E. Guemene Dountio Noël Djongyang Serge Y. Doka Timoleon C. Kofane 10.1007/s40094-017-0244-1 Open Access Article Abstract Page Full-Text 2 - Presenting a Model for Using the Internet of Things in Iranian Knowledge-Based Companies to Promote Productivity khatereh Esmaeeli ranjbar Nadjla Hariri Mojdeh Salajgh Fahimeh Babalhavaeji 10.30495/qjopm.2021.1902268.2883