Long term impact of lignin accumulation in cattle manure digesters on biomass activity and chemical post treatment

Authors: Haroun, Basem ^a, El-Qelish, Mohamed ^{a, e, ⁎}, Kianizadeh, Seyedehfatemeh ^a, Muller, Christopher ^b, Bronstad, Embrey ^b, Oza, Shubhashini ^b, Kakar, Farokh ^b, Bell, Katherine Y. ^b, Wells, Martha J.M. ^c, Nakhla, George ^{a, d, ⁎}

Source: In Energy Conversion and Management 1 March 2025 327

Overcoming ammonia inhibition via biochar-assisted anaerobic co-digestion of thermally-treated thickened waste activated sludge and food waste

Authors: Haroun, Basem ^a, El-Qelish, Mohamed ^{a, b, ⁎}, Abdulazeez, Mariam ^c, Khalil, Ahmed ^d, Kim, Mingu ^{a, e}, Nakhla, George ^{a, c}

Source: In Journal of Environmental Management January 2025 373

Vacuum evaporation coupled with anaerobic digestion for process intensification and ammonia recovery: Model development, validation and scenario analysis

Authors: Mustafa Abdelrahman, Amr, Khadir, Ali, Santoro, Domenico, Jang, Eunkyung, Al-Omari, Ahmed, Muller, Chris, Bell, Katherine Y., Walton, John, Batstone, Damien, Nakhla, George

Source: In Bioresource Technology January 2025 416

Micro-aeration for hydrogen sulfide reduction in full-scale anaerobic digesters with limited headspace: Performance and sulfide reduction kinetics

Authors: Khadir, Ali ^a, Nakhla, George ^a, Karki, Renisha ^b, Raskin, Lutgarde ^b, Muller, Christopher ^c, Guevarra, Karla ^d, Summers, Amanda ^d, Pierce, Laurie ^d, Shahbaz, Parisa ^d, Bell, Kati ^c, Skerlos, Steven ^b, Bronstad, Embrey ^{c, ⁎}

Source: In Process Safety and Environmental Protection April 2025 196

Methane production and microbial adaptation in high-load vacuum-enhanced anaerobic digestion: Addressing ammonia and propionate toxicity

Authors: Khadir, Ali ^a, Haroun, Basem ^a, Jang, Eunkyung ^b, Santoro, Domenico ^b, Walton, John ^b, Al-Omari, Ahmed ^c, Muller, Christopher ^c, Bell, Katherine Y. ^d, Parker, Wayne ^e, Nakhla, George ^{a, ⁎}

Source: In Chemical Engineering Journal 1 April 2025 509

Thermal hydrolysis pretreatment of wastewater biosolids: Modelling the impact of the aerobic sludge age

Authors: Ismail, Amr, Elbeshbishy, Elsayed, Nakhla, George

Source: In Journal of Water Process Engineering April 2024 60

Experimental investigation on hydrogen sulfide production, wastewater characteristics and microbial ecology profiles in anaerobic sewer lines using a sewer physical twin

Authors: Kim, Mingu, Zaman, Masuduz, Jang, Eunkyung, Nakhla, George, Ward, Matthew, Gutierrez, Oriol, Willis, John, Walton, John, Santoro, Domenico

Source: In Journal of Environmental Chemical Engineering April 2024 12(2)

Development of an innovative technology using side stream vacuum evaporation for anaerobic digestion intensification and ammonia recovery

Authors: Khadir, Ali, Jang, Eunkyung, Santoro, Domenico, Walton, John, Al-Omari, Ahmed, Muller, Chris, Y. Bell, Katherine, J.M. Wells, Martha, Parker, Wayne, Nakhla, George

Source: In Chemical Engineering Journal 15 March 2024 484

Effects of trace elements on digester performance and microbial community response in anaerobic digestion systems

Authors: Afroze, Niema, Nakhla, George, Kim, Mingu, Yazdanpanah, Andisheh

Source: Environmental technology. 44(27):4157-4172

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100194669114.0x000001&indx=1&recIds=ETOCvdc_100194669114.0x000001

Suppression of nitrite oxidizing bacteria by hydrogen peroxide for energy reduction in municipal wastewater treatment

Authors: Zaman, Masuduz, Ahmed, Ahmed, Santoro, Domenico, Walton, John, Nakhla, George

Source: In Journal of Environmental Chemical Engineering October 2023 11(5)

Combined thermal hydrolysis pretreatment and anaerobic co-digestion of waste activated sludge and food waste

Authors: Ismail, Amr, Kakar, Farokh laqa, Elbeshbishy, Elsayed, Nakhla, George

Source: Renewable energy. 195:528-539

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100177902058.0x000001&indx=1&recIds=ETOCvdc_100177902058.0x000001

A review of the practical application of micro-aeration and oxygenation for hydrogen sulfide management in anaerobic digesters

Authors: Muller, Christopher, Guevarra, Karla, Summers, Amanda, Pierce, Laurie, Shahbaz, Parisa, Zemke, Peter Edwin, Woodland, Karina, Hollingsworth, Vicky, Nakhla, George, Bell, Kati, Bronstad, Embrey

Source: Process safety and environmental protection. 165:126-137

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100169456695.0x000001&indx=1&recIds=ETOCvdc_100169456695.0x000001

Anammox enrichment: impact of sludge retention time on nitrogen removal

Authors: Islam Chowdhury, Mohammad Monirul, Nakhla, George

Source: Environmental technology. 43(28):4426-4437

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100165447226.0x000001&indx=1&recIds=ETOCvdc_100165447226.0x000001

Comparison of carrier particles in the gas–liquid-solid inverse fluidised bed bioreactor

Authors: Wang, Lin, Liu, Sicong, Nakhla, George, Zhu, Jesse, Shao, Yuanyuan

Source: Environmental technology. 43(23):3507-3518

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100162708428.0x000001&indx=1&recIds=ETOCvdc_100162708428.0x000001

Vacuum-enhanced anaerobic fermentation: Achieving process intensification, thickening and improved hydrolysis and VFA yields in a single treatment step

Authors: Haroun, Basem, Bahreini, Gholamreza, Zaman, Masuduz, Jang, Eunkyung, Okoye, Frances, Elbeshbishy, Elsayed, Santoro, Domenico, Walton, John, Al-Omari, Ahmed, Muller, Chris, Bell, Kati, Nakhla, George

Source: In Water Research 15 July 2022 220

Enhanced mainstream nitrogen removal from synthetic wastewater using gel-immobilized anammox in fluidized bed bioreactors: Process performance and disintegration mechanisms

Authors: Chowdhury, Mohammad Monirul Islam, Nakhla, George

Source: In Science of the Total Environment 10 March 2022 811

Kinetics of aerobic cellulose degradation in raw municipal wastewater

Authors: Kim, Mingu, Elbahrawi, Moustafa, Aryaei, Azardokht, Nakhla, George, Santoro, Domenico, Batstone, Damien J.

Source: In Science of the Total Environment 1 January 2022 802

Simultaneous partial nitrification and denitrifying phosphorus removal (PNDPR) in a sequencing batch reactor process operated at low DO and high SRT for carbon and energy reduction

Authors: Zaman, Masuduz, Kim, MinGu, Nakhla, George

Source: In Chemical Engineering Journal 1 December 2021 425

The circulating fluidized bed bioreactor as a biological nutrient removal process for municipal wastewater treatment: Process modelling and costing analysis

Authors: Nelson, Michael J., Nakhla, George, Zhu, Jesse

Source: In Journal of Environmental Management 1 December 2021 299

Biological nutrient removal enhancement using fermented primary and rotating belt filter biosolids

Authors: Bahreini, Gholamreza, Elbahrawi, Moustafa, Elbeshbishy, Elsayed, Santoro, Domenico, Nakhla, George

Source: In Science of the Total Environment 20 November 2021 796