Publications

Sarosh, S.; Ramaswami, S. (2023) Packed bed biofilm reactor for high-rate, robust and efficient nitrification in recirculating aquaculture system: a preliminary investigation. Chemical Engineering and Processing: Process Intensification, 188, 109359. https://doi.org/10.1016/j.cep.2023.109359

Atallah Al-asad, H.; Parniske, J.; Qian, J.; Alex, J.; Ramaswami, S.; Kätzl, K.; Morck, T. (2022) Development and application of a predictive model for enhanced advanced wastewater treatment by adsorption onto powdered activated carbon. Water Research, 217, 118427. https://doi.org/10.1016/j.watres.2022.118427 

Ramaswami, S.; Jalal Uddin, F. M.; Behrendt, J.; and Otterpohl, R. (2019) High-rate nitrification of saline wastewaters using fixed-bed reactors. Journal of Environmental Management, 243, 444–452. http://doi.org/10.1016/j.jenvman.2019.05.020 

Ramaswami, S.; Behrendt, J.; and Otterpohl, R. (2018) Comparison of NF-RO and RO-NF for the Treatment of Mature Landfill Leachates: A Guide for Landfill Operators. Membranes, 8(2). http://doi.org/10.3390/membranes8020017 

Ramaswami, S.; Behrendt, J.; Kalyanasundaram, S.; Eggers, S.; and Otterpohl, R. (2018) Experiences from an investigation on the potential of packed bed reactors for high rate nitrification of mature landfill leachates. Journal of Water Process Engineering, 22, 59–65. http://doi.org/10.1016/j.jwpe.2018.01.006 

Shah, T. M.; Ramaswami, S.; Behrendt, J.; and Otterpohl, R. (2017) Simultaneous removal of organics and ammonium-nitrogen from reverse osmosis concentrate of mature landfill leachate. Journal of Water Process Engineering, 19, 126–132. http://doi.org/10.1016/j.jwpe.2017.07.024 

Ramaswami, S.; Gulyas, H.; Behrendt, J.; and Otterpohl, R. (2017) Measuring nitrate concentration in wastewaters with high chloride content. International Journal of Environmental Analytical Chemistry, 97, 56–70. http://doi.org/10.1080/03067319.2016.1277215 

Ramaswami, S.; Behrendt, J.; Wang, G.; Eggers, S.; and Otterpohl, R. (2016) Combining magnesium ammonium phosphate precipitation with membrane processes for ammonia removal from methanogenic leachates. Water and Environment Journal, 30, 218–226. http://doi.org/10.1111/wej.12210 

Ramaswami, S.; Behrendt, J.; Gulyas, H.; and Otterpohl, R. (2016) Pretreatment of Wastewater from Licorice Processing—A Preliminary Evaluation. Water Environment Research, 88, 2032–2039. http://doi.org/10.2175/106143016X14733681695249 

Ramaswami, S.; Behrendt, J.; Kalyanasundaram, S.; Eggers, S.; and Otterpohl, R. (2017) “Nitrification of mature landfill leachate in packed bed biofilm reactors” in Sardinia 2017 - Sixteenth International Waste Management and Landfill Symposium, 2-6th October 2017, Cagliari, Italy.

Ramaswami, S.; Behrendt, J.; and Otterpohl, R. (2017) “Treatment of mature landfill leachate – RO-NF or NF-RO?” in Sardinia 2017 - Sixteenth International Waste Management and Landfill Symposium, 2-6th October 2017, Cagliari, Italy.

Ramaswami, S. (2017) “Waste management scenario in Bangalore: Scope for in-situ valorisation of biowaste” in Sardinia 2017 - Sixteenth International Waste Management and Landfill Symposium, 2-6th October 2017, Cagliari, Italy. http://doi.org/10.15480/882.1480

Ramaswami, S.; Ahmad, Z. N.; Slesina, M.; Behrendt, J.; and Otterpohl, R. (2016) “Nanofiltration for Safe Drinking Water in Underdeveloped Regions – A Feasibility Study” in 13th IWA Specialized Conference on Small Water and Wastewater Systems & 5th IWA Specialized Conference on Resources-Oriented Sanitation, 14-16th September 2016, Athens, Greece. http://doi.org/10.15480/882.1382

Ramaswami, S.; Behrendt, J.; Wang, G.; Eggers, S.; and Otterpohl, R. (2015) “Evaluation of chemical precipitation in combination with membrane processes for ammonium removal cum recovery from methanogenic leachates” in Sardinia 2015 - Fifteenth International Waste Management and Landfill Symposium, 5-9th October 2015, Cagliari, Italy.

Ramaswami, S.; Selabi, S. D.; Behrendt, J.; and Otterpohl, R. (2015) “Struvite recovery from methanogenic landfill leachate by chemical precipitation” in RAMIRAN 2015 - Rural-Urban Symbiosis - 16th International RAMIRAN Conference, 8-10th September 2015, Hamburg, Germany.

"Used (waste) water – A resource: Closing the water and nutrient loops"; The CRISP Conclave 2023; Bangalore, 19 May 2023.

"Hybrid processes for the removal of organic micropollutants" at the Indo-German workshop titled "Securing sustainable treatment for drinking water production and water recycling with focus on anionic contaminants" at Hamburg University of Technology (Hamburg, Germany), 20-22 July 2022.

"Routine Wastewater Quality Parameters: Principle, Analysis and Interpretation"; Training & Capacity Building Prorgamme on Effective Water Management; Ahmedabad Municipal Corporation; 17 June 2022.

Keynote lecture: "Improved technologies for ammonia removal from landfill leachates"; International Felicitation conference on 'Environmentally Benign Processes, Products and Materials for Sustainable Ecosystem' (EBPPM 2021); Department of Chemical Engineering, National Institute of Technology Tiruchirappalli (NIT Trichy); 19-20 November 2021 (online).

Guest lecture: “Landfill leachate treatment"; AICTE sponsored Faculty Development Programme on ‘Environmental and Sustainable Chemical Engineering' (ESCE); Department of Chemical Engineering, Pondicherry Engineering College; 23 December 2020 (online).

Guest lecture: "Fixed-bed biofilm reactor: a robust, reliable and compact technology for nitrification of wastewaters. A high-strength saline landfill leachate as a case study"; Webinar on Integrated Approach for Sustainable Environment; CSIR-National Environmental Engineering Research Institute (NEERI), Nagpur; 28 February 2022 - National Science Day (online).

Guest lecture: "Chemical Engineering: Perspectives, Higher Studies & Research Opportunities"; IIChE NIT Trichy Student Chapter, National Institute of Technology Tiruchirappalli ; 25 February 2022 (online).