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Semiconductor and Material Spectroscopy Laboratory
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Publications

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Enhancement the performance of MAPbI3 Perovskite Solar Cells via Germanium Sulfide Doping
Year: 2024
Authors: EM Mkawi, Saif MH Qaid, IS Roqan, Y Al-Hadeethi, FG ALmehmadi, Hadeel A Alamoudi, Fatimah Alreshidi, Sanad A Alsulaiman,, Hassan I Jaafari, Yahya Alajlani, Ahmad Umar, E Bekyarova, Abdullah S Aldwayyan
  • Enhancement the performance of MAPbI3 Perovskite Solar Cells via Germanium Sulfide Doping
Ultraviolet spin based system and method
Year: 2024
Authors: Hadeel Alamoudi, Iman S Roqan
  • Ultraviolet spin based system and method
Identifying orientation-dependent optical properties of single-crystalline β-Ga2O3 films
Year: 2024 DOI:https://doi.org/10.1063/5.0212388
Authors: Kishor Upadhyaya  ; Vijay Kumar Gudelli  ; Wojciech Ogieglo, Hadeel Alamoudi; Fatimah Alreshidi  ; Iman S. Roqan
  • Identifying orientation-dependent optical properties of single-crystalline β-Ga2O3 films
Enhanced Electronic Structure, Phase, and Morphology of a CH3NH3PbI3 Perovskite Solar Cell Using Vanadium Copper Sulfide (VCuS) Nanoparticle Treatment
Year: 2024
Authors: EM Mkawi, FG ALmehmadi, Y Al-Hadeethi, MKM Ali,, IS Roqan, Hadeel A Alamoudi, Fatimah Alreshidi,, Saleh N Alamri, Ahmad Umar, E Bekyarova
  • Enhanced Electronic Structure, Phase, and Morphology of a CH3NH3PbI3 Perovskite Solar Cell Using Vanadium Copper Sulfide (VCuS) Nanoparticle Treatment
Micro-pump fluidic strategy for fabricating perovskite microwire array-based devices on semiconductor platforms and method
Year: 2024
Authors: Bin XIN ,Iman S. Roqan
  • Micro-pump fluidic strategy for fabricating perovskite microwire array-based devices on semiconductor platforms and method
Enhancing Electronic and Magnetic Properties in Eu-Doped GaN Nanowires via p-f Hybridization of Eu-Defect Complexes
Enhancing Electronic and Magnetic Properties in Eu-Doped GaN Nanowires via p-f Hybridization of Eu-Defect Complexes Year: 2024 DOI:https://doi.org/10.1002/adts.202400277
Authors: Vijay Kumar Gudelli, Assa Aravindh S, Iman S. Roqan
Enhanced Efficiency InGaN/GaN Multiple Quantum Well Structures via Strain Engineering and Ultrathin Subwells Formed by V-Pit Sidewalls
Year: 2024
Authors: Fatimah Alreshidi, Lih-Ren Chen, Mohammed Najmi,, Bin Xin, Hadeel Alamoudi, Georgian Melinte,, Nimer Wehbe, Daisuke Iida, Kazuhiro Ohkawa,, Tien-Chang Lu, Iman S Roqan
  • Enhanced Efficiency InGaN/GaN Multiple Quantum Well Structures via Strain Engineering and Ultrathin Subwells Formed by V-Pit Sidewalls
Simultaneous Growth Strategy of High-Optical-Efficiency GaN NWs on a Wide Range of Substrates by Pulsed Laser Deposition
Year: 2023
Authors: Dhaifallah Almalawi, Sergei Lopatin, Paul R Edwards,, Bin Xin, Ram C Subedi, Mohammed A Najmi,, Fatimah Alreshidi, Alessandro Genovese, Daisuke Iida,, Nimer Wehbe, Boon S Ooi, Kazuhiro Ohkawa,, Robert W Martin, Iman S Roqan
  • Simultaneous Growth Strategy of High-Optical-Efficiency GaN NWs on a Wide Range of Substrates by Pulsed Laser Deposition
Methods and apparatuses for fabricating perovskite-based devices on cost-effective flexible conductive substrates
Year: 2023
Authors: Iman Salem ROQANNorah Mohammed ALWADAISomak Mitra
  • fabricating perovskite-based devices on cost-effective flexible conductive substrates
Strain-Engineering of Electronic and Magnetic Properties of Chemically Passivated Zigzag GaN Nanoribbons: An Ab Initio Study
Year: 2023
Authors: Vijay Kumar Gudelli, Naresh Alaal, Iman S Roqan
  • nanoribbons III-nitrides two-dimensional monolayers chemical functionalization strain-induced phase transition magnetism semiconductors
Novel P-type wide bandgap manganese oxide quantum dots for self-powered solar-blind deep UV devices
Year: 2023
Authors: Iman S Roqan, Somak Mitra, Norah Alwadai, Hadeel Alamoudi, Zohoor Alharbi, Fatimah Alreshidi, Bin Xin, Yusin Pak
  • Novel P-type wide bandgap manganese oxide quantum dots for self-powered solar-blind deep UV devices
Enhanced Photoresponsivity UV-C Photodetectors Using a p–n Junction Based on Ultra-Wide-Band Gap Sn-Doped β-Ga2O3 Microflake/MnO Quantum Dots
Year: 2023 DOI:https://pubs.acs.org/doi/10.1021/acsami.2c18900
Authors: Norah Alwadai, Zohoor Alharbi, Fatimah Alreshidi, Somak Mitra, Bin Xin, Hadeel Alamoudi, Kishor Upadhyaya, Mohamed N Hedhili, Iman S Roqan
  • Enhanced Photoresponsivity UV-C Photodetectors Using a p–n Junction Based on Ultra-Wide-Band Gap Sn-Doped β-Ga2O3 Microflake/MnO Quantum Dots
Invitro evaluation of new treatment for dentin hypersensitivity using BioMin F and BioMin C
Year: 2023 DOI:https://doi.org/10.1016/j.jnoncrysol.2022.122072
Authors: Ahmed Samir Bakry, Nuha Al-Harbi, Yas Al-Hadeethi, Mona A Abbassy, NK Katturi, Bin Xin, IS Roqan, Hiba Mohammed, Robert Hill
  • Invitro evaluation of new treatment for dentin hypersensitivity using BioMin F and BioMin C
Phonon-limited mobility and quantum transport in fluorinated diamane MOSFETs from the first-principles calculations
Year: 2023 DOI:https://doi.org/10.1016/j.carbon.2022.12.064
Authors: Linpeng Dong, Penghui Li, Chong Li, Iman S Roqan, Bo Peng, Bin Xin, Weiguo Liu
  • Phonon-limited mobility and quantum transport in fluorinated diamane MOSFETs from the first-principles calculations
Growth modification via indium surfactant for InGaN/GaN green LED
Year: 2023 DOI:10.1088/1361-6641/acb2eb
Authors: Muhamad Ikram Md Taib, Mohd Anas Ahmad, Ezzah Azimah Alias, Abdullah Ibrahim Alhassan,, Idris Ajia, Mufasila Mumthaz Muhammed, Iman Roqan, Steven P DenBaars,, James Speck, Shuji Nakamura, Norzaini Zainal
  • Growth modification via indium surfactant for InGaN/GaN green LED
Indirect bandgap, perovskite-based x-ray detector and method
Year: 2022
Authors: XIN Bin, Iman S Roqan
  • Indirect bandgap, perovskite-based x-ray detector and method
Spin-sensitive ultraviolet light-based device and method
Year: 2022
Authors: Iman Salem Roqan
  • Spin-sensitive
Methods of analyzing crude oil
Year: 2022
Authors: Robert Graham Cooks, Fred Paul Mark Jjunju, Anyin Li, Iman S Roqan
  • Methods of analyzing crude oil
Carbon Nitride Thin Film‐Sensitized Graphene Field‐Effect Transistor: A Visible‐Blind Ultraviolet Photodetector
Year: 2022
Authors: Tamilarasan Palanisamy, Somak Mitra, Nitinkumar Batra, Jasmin Smajic, Abdul‐Hamid Emwas, Iman Roqan, Pedro MFJ Costa
  • Carbon Nitride Thin Film‐Sensitized Graphene Field‐Effect Transistor: A Visible‐Blind Ultraviolet Photodetector
Dislocation free semiconductor nanostructures grown by pulse laser deposition with no seeding or catalyst
Year: 2022
Authors: Iman Salem Roqan, Dhaifallah Rahim Almalawi
  • Dislocation free semiconductor nanostructures grown by pulse laser deposition with no seeding or catalyst
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