| Characterization and biological treatment of pre-treated landfill leachate FA El-Gohary, G Kamel Ecological Engineering 94, 268-274, 2016 | 175 | 2016 |
| Integrating conventional nitrogen removal with anammox in wastewater treatment systems: Microbial metabolism, sustainability and challenges HE Al-Hazmi, GK Hassan, M Maktabifard, D Grubba, J Majtacz, J Mąkinia Environmental research 215, 114432, 2022 | 67 | 2022 |
| An advanced synergy of partial denitrification-anammox for optimizing nitrogen removal from wastewater: A review HE Al-Hazmi, M Maktabifard, D Grubba, J Majtacz, GK Hassan, X Lu, ... Bioresource Technology 381, 129168, 2023 | 54 | 2023 |
| A novel method for increasing biohydrogen production from food waste using electrodialysis GK Hassan, J Massanet-Nicolau, R Dinsdale, RJ Jones, MM Abo-Aly, ... International Journal of Hydrogen Energy 44 (29), 14715-14720, 2019 | 44 | 2019 |
| Microalgae-assisted fixed-film activated sludge MFC for landfill leachate treatment and energy recovery K Elmaadawy, B Liu, GK Hassan, X Wang, Q Wang, J Hu, H Hou, J Yang, ... Process Safety and Environmental Protection 160, 221-231, 2022 | 43 | 2022 |
| Utilization of food waste for bio-hydrogen and bio-methane production: influences of temperature, OLR, and in situ aeration GK Hassan, BA Hemdan, FA El-Gohary Journal of Material Cycles and Waste Management 22, 1218-1226, 2020 | 37 | 2020 |
| Strengthen “the sustainable farm” concept via efficacious conversion of farm wastes into methane A Tawfik, GK Hassan, H Awad, M Hassan, P Rojas, JL Sanz, ... Bioresource Technology 341, 125838, 2021 | 34 | 2021 |
| Boosting biohydrogen production from dairy wastewater via sludge immobilized beads incorporated with polyaniline nanoparticles MS Hellal, EM Abou-Taleb, AM Rashad, GK Hassan Biomass and Bioenergy 162, 106499, 2022 | 31 | 2022 |
| Increasing 2-Bio-(H2 and CH4) production from food waste by combining two-stage anaerobic digestion and electrodialysis for continuous volatile fatty acids removal GK Hassan, RJ Jones, J Massanet-Nicolau, R Dinsdale, MM Abo-Aly, ... Waste Management 129, 20-25, 2021 | 30 | 2021 |
| Membrane-based technologies for biohydrogen production: A review M El-Qelish, GK Hassan, S Leaper, P Dessì, A Abdel-Karim Journal of Environmental Management 316, 115239, 2022 | 29 | 2022 |
| Electron donor addition for stimulating the microbial degradation of 1, 4 dioxane by sequential batch membrane bioreactor: A techno-economic approach A Tawfik, A Al-Sayed, GK Hassan, M Nasr, SA El-Shafai, NS Alhajeri, ... Chemosphere 306, 135580, 2022 | 28 | 2022 |
| Technological solutions to landfill management: Towards recovery of biomethane and carbon neutrality HE Al-Hazmi, GK Hassan, TA Kurniawan, B Śniatała, TM Joseph, ... Journal of Environmental Management 354, 120414, 2024 | 27 | 2024 |
| Evaluation of partial nitritation/anammox process for reduction of pollutants from sanitary landfill leachate GK Hassan, FA El-Gohary Water, Air, & Soil Pollution 232, 1-12, 2021 | 27 | 2021 |
| Multi-functional of TiO2@ Ag core–shell nanostructure to prevent hydrogen sulfide formation during anaerobic digestion of sewage sludge with boosting of bio-CH4 production GK Hassan, WH Mahmoud, A Al-sayed, SH Ismail, AA El-Sherif, ... Fuel 333, 126608, 2023 | 26 | 2023 |
| Dynamic approach for mono-and di-fermentation of black liquor and livestock wastewater for 2-bio-(H2&CH4) production A Tawfik, GK Hassan, Z Yu, HA Salah, M Hassan, F Meng Biomass and Bioenergy 145, 105947, 2021 | 26 | 2021 |
| Electrochemical production of sodium hypochlorite from salty wastewater using a flow-by porous graphite electrode AA Afify, GK Hassan, HE Al-Hazmi, RM Kamal, RM Mohamed, ... Energies 16 (12), 4754, 2023 | 24 | 2023 |
| Investigation of effective treatment techniques for olive mill wastewater E Aboutaleb, G Kamel, M Hellal Egyptian Journal of Chemistry 61 (3), 415-422, 2018 | 24 | 2018 |
| Harnessing Cu@ Fe3O4 core shell nanostructure for biogas production from sewage sludge: Experimental study and microbial community shift GK Hassan, A Abdel-Karim, MT Al-Shemy, P Rojas, JL Sanz, SH Ismail, ... Renewable Energy 188, 1059-1071, 2022 | 23 | 2022 |
| Remediation of ammonia-stripped sanitary landfill leachate by integrated heterogeneous Fenton process and aerobic biological methods GK Hassan, TA Gad-Allah, MI Badawy, FA El-Gohary International Journal of Environmental Analytical Chemistry 103 (18), 7287-7300, 2023 | 22 | 2023 |
| Technologies for wastewater treatment and reuse in Egypt: Prospectives and future challenges MS Hellal, A Al-Sayed, MA El-Liethy, GK Hassan Handbook of advanced approaches towards pollution prevention and control …, 2021 | 22 | 2021 |
