Al-Riahi, M.; Al-Kayssi, A. - In: Renewable Energy 14 (1998) 1, pp. 479-484
radiation were received during June and July (243 Wh/m2) and the lowest in December (79 Wh/m2). Furthermore, UV radiation … OG1, RG2 and RG8 at Baghdad is about, 18.03, 13.53, 10.86 and 9.36 MJ/m2, respectively. Over the year, the highest UV …