Browsing by Author "Alashraf, Abdulla"
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Effect of microwave sintering on the crystal domain and electrical properties of TiO2 nanoparticles
Najeeb, Mansoor Ani; Alkareem, Asma; Awais, Muhammad; Ahmad, Zubair; Shakoor, R.A.; Alashraf, Abdulla; Mohamed, A. M. A.; Bhadra, Jolly; Al-Thani, N.J.; Touati, Farid; Rafique, Saqib... more authors ... less authors ( Springer Netherlands , 2017 , Article)We report the effect of microwaves sintering on the crystal domain and electrical properties of TiO2 nanoparticles. Commercially available TiO2 nanoparticles of 25 nm size were coated on ITO (indium tin oxide) substrates, ... -
Growth of MAPbBr3 perovskite crystals and its interfacial properties with Al and Ag contacts for perovskite solar cells
Najeeb, Mansoor Ani; Ahmad, Zubair; Shakoor, R.A.; Alashraf, Abdulla; Bhadra, Jolly; Al-Thani, N.J.; Al-Muhtaseb, Shaheen A.; Mohamed, A.M.A.... more authors ... less authors ( Elsevier B.V. , 2017 , Article)In this work, the MAPbBr3 perovskite crystals were grown and the interfacial properties of the poly-crystalline MAPbBr3 with Aluminum (Al) and Silver (Ag) contacts has been investigated. MAPbBr3 crystals are turned into ... -
Instability in CH3NH3PbI3 perovskite solar cells due to elemental migration and chemical composition changes
Ahmad, Zubair; Najeeb, Mansoor Ani; Shakoor, R. A.; Alashraf, Abdulla; Al-Muhtaseb, Shaheen A.; Soliman, Ahmed; Nazeeruddin, M. K.... more authors ... less authors ( Nature Publishing Group , 2017 , Article)Organic-inorganic halide perovskites have rapidly grown as favorable materials for photovoltaic applications, but accomplishing long-term stability is still a major research problem. This work demonstrates a new insight ...