Author

Ayah A. Okab

Observed institutions: University of Baghdad, Al-Qasim Green University

ORCID: 0000-0002-0978-0862

Observed ORCID: 0000-0002-0978-0862

OpenAlex ID: A5038769671

Photocatalytic degradation of Congo red dye using magnetic silica-coated Ag2WO4/Ag2S as Type I heterojunction photocatalyst: Stability and mechanisms studies

2022 · Zaid H. Jabbar, Bassim H. Graimed, et al. · Materials Science in Semiconductor Processing · 111

A review study summarizes the main characterization techniques of nano-composite photocatalysts and their applications in photodegradation of organic pollutants

2022 · Zaid H. Jabbar, Bassim H. Graimed, et al. · Environmental Nanotechnology Monitoring & Management · 75

A comprehensive review highlights the photocatalytic heterojunctions and their superiority in the photo-destruction of organic pollutants in industrial wastewater

2023 · Ayah A. Okab, Zaid H. Jabbar, et al. · Inorganic Chemistry Communications · 74

Photocatalytic destruction of Congo red dye in wastewater using a novel Ag2WO4/Bi2S3 nanocomposite decorated g-C3N4 nanosheet as ternary S-scheme heterojunction: Improving the charge transfer efficiency

2023 · Zaid H. Jabbar, Ayah A. Okab, et al. · Diamond and Related Materials · 72

A dual S-scheme g-C3N4/Fe3O4/Bi2WO6/Bi2S3 heterojunction for improved photocatalytic decomposition of methylene blue: Proposed mechanism, and stability studies

2022 · Ayah A. Okab, Abeer I. Alwared · Materials Science in Semiconductor Processing · 60

Preparation of magnetic Fe3O4/g-C3N4 nanosheets immobilized with hierarchal Bi2WO6 for boosted photocatalytic reaction towards antibiotics in aqueous solution: S-type charge migration route

2024 · Zaid H. Jabbar, Bassim H. Graimed, et al. · Diamond and Related Materials · 58

Fabrication of g-C3N4 nanosheets immobilized Bi2S3/Ag2WO4 nanorods for photocatalytic disinfection of Staphylococcus aureus cells in wastewater: Dual S-scheme charge separation pathway

2023 · Zaid H. Jabbar, Ayah A. Okab, et al. · Journal of Photochemistry and Photobiology A Chemistry · 57

Generation of robust chemical oxidants induced by solar-light radiation over binary Bi12O17Cl2/Ag2CrO4 photocatalyst with Type I heterojunction: Enrofloxacin degradation activity

2024 · Zaid H. Jabbar, Bassim H. Graimed, et al. · Solar Energy · 54

Highly stable β-Bi2O3/Ag decorated nanosilica as an efficient Schottky heterojunction for ciprofloxacin photodegradation in wastewater under LED illumination

2022 · Bassim H. Graimed, Ayah A. Okab, et al. · Materials Science in Semiconductor Processing · 53

Building a robust S-scheme BiOCl/CuBi2O4 system for photocatalytic oxidation of sulfamethoxazole under solar light irradiation

2024 · Zaid H. Jabbar, Ayah A. Okab, et al. · Solar Energy · 49

Construction of 3D flower-like Bi5O7I/Bi/Bi2WO6 heterostructure decorated NiFe2O4 nanoparticles for photocatalytic destruction of Levofloxacin in aqueous solution: Synergistic effect between S-scheme and SPR action

2023 · Zaid H. Jabbar, Bassim H. Graimed, et al. · Journal of Photochemistry and Photobiology A Chemistry · 48

Synthesis of 3D Sb2O3-based heterojunction reinforced by SPR effect and photo-Fenton mechanism for upgraded oxidation of metronidazole in water environments

2024 · Zaid H. Jabbar, Bassim H. Graimed, et al. · Journal of Environmental Management · 47

Photodegradation of tetracycline antibiotic by ternary recyclable Z-scheme g-C3N4/Fe3O4/Bi2WO6/Bi2S3 photocatalyst with improved charge separation efficiency: Characterization and mechanism studies

2022 · Ayah A. Okab, Abeer I. Alwared · Environmental Nanotechnology Monitoring & Management · 39

Synergistic Efforts of Z-scheme BiOCl/Bi12O17Cl2 Heterojunction Promoted by MWCNT for Boosted Photocatalytic Destruction of Oxytetracycline Under Solar Energy

2025 · Zaid H. Jabbar, Bassim H. Graimed, et al. · Journal of Inorganic and Organometallic Polymers and Materials · 35

Reinforcing the photocatalytic removal of ibuprofen antibiotic over S-scheme 2D/1D Bi12O17Cl2/V2O5 heterojunction under solar light illumination

2024 · Zaid H. Jabbar, Ayah A. Okab, et al. · Solar Energy · 27

Developing of S-type CaIn2S4/Sb2O3 photocatalyst stimulated by plasmonic Bi0 nanoparticles for boosted charge transfer mechanism and photocatalytic degradation of antibiotics under simulated solar light irradiation

2024 · Ayah A. Okab, Zaid H. Jabbar, et al. · Solar Energy · 22

Promoting the photocatalytic capacity of Type I heterojunction (Bi12O17Cl2/Sb2O3) by incorporating MWCNTs for boosted carbamazepine degradation mechanism

2025 · Zaid H. Jabbar, Bassim H. Graimed, et al. · Optical Materials · 18

Investigating the influence of p-n and Z-scheme mechanisms on the photocatalytic characteristics of CuBi2O4/V2O5/MWCNT and its efficiency in the mitigation of organic pollutants

2025 · Zaid H. Jabbar, Bassim H. Graimed, et al. · Diamond and Related Materials · 17

Economic Photocatalytic Degradation of Environmental Pollutants Over CuBi2O4/Ag2CrO4 Photocatalyst with Core-Shell Heterostructure: S-Scheme Mechanism

2025 · Zaid H. Jabbar, Bassim H. Graimed, et al. · Journal of Cluster Science · 17

Synergistic behavior between the plasmonic Ag metal and the mesoporous β-Bi2O3/SiO2 heterostructure for the photocatalytic destruction of bacterial cells under simulated sunlight illumination: Schottky junction electron-transfer pathway

2023 · Ayah A. Okab, Zaid H. Jabbar, et al. · Environmental Nanotechnology Monitoring & Management · 14

Assessment of WQI and Microbial pollution for two water treatment plants in Baghdad city

2017 · Mohammed AliAl-Hashimi, Salih A. Al-Bakri, et al. · Journal of University of Babylon for Pure and Applied Sciences · 6

Sparking a comparative study between selective Bi-based photocatalysts (BiOCl, Bi12O17Cl2, and CuBi2O4) depending on their photocatalytic characteristics and degradation activity

2025 · Zaid H. Jabbar, Bassim H. Graimed, et al. · Journal of Nanoparticle Research · 5

Accelerated photocatalytic degradation of dye pollutant by incorporated of MWCNT with binary (Bi2MoO6/WO3) heterojunction

2026 · Nada S. Gren, Ayah A. Okab · Nanotechnology for Environmental Engineering · 1

DFT Calculations for Advanced Characterizations of Photocatalytic Systems: Charge Transfer Mechanism and Environmental Applications

2026 · Zaid H. Jabbar, Bassim H. Graimed, et al. · Journal of Cluster Science

Works count: 24

Citation count: 959

H-index: 17

I10-index: 20