Publications

Accepted manuscripts (postprints) and other files of my publications are freely downloadable

Tiwari, S.B., Dixit, S., Tyagi, V.K., Veksha, A., Lim, T.-T., Kazmi, A.A., 2025. Comparative evaluation of mechanistic models for biogas production in DIET-enhanced anaerobic digestion. Journal of Environmental Management 391, 126614. https://doi.org/10.1016/j.jenvman.2025.126614 [POSTPRINT]

Tiwari, S.B., Chan, W.P., Veksha, A., Lisak, G., Lim, T.-T., 2025. Advancing insights into phosphorus transformation during thermochemical treatment of sewage sludge. Journal of Environmental Management 391, 126505. https://doi.org/10.1016/j.jenvman.2025.126505 [POSTPRINT]

Tiwari, S.B., Veksha, A., Chan, W.P., Fei, X., Liu, W., Lisak, G., Lim, T.-T., 2025. Acidic hydrothermal carbonization of sewage sludge for enhanced alkaline extraction of phosphorus and reduced co-extraction of trace elements. Resources, Conservation and Recycling 212, 107936. https://doi.org/10.1016/j.resconrec.2024.107936 [POSTPRINT]

Tiwari, S.B., Chin, S.Y., Veksha, A., Chan, W.P., Fei, X., Lisak, G., Liu, W., Lim, T.-T., 2024. Synergistic application of alum sludge and sequential extraction for phosphorus recovery from sewage sludge char. Chemical Engineering Journal 481, 148574. https://doi.org/10.1016/j.cej.2024.148574 [POSTPRINT]

Tiwari, S.B., Hooper, T.J.N., Veksha, A., Chan, W.P., Fei, X., Liu, W., Lisak, G., Lim, T.-T., 2023. Sequential wet extraction of phosphorus from sewage sludge using alum sludge: Reassessing the aluminium-phosphorus speciation using experimental and simulation approach. Chemical Engineering Journal 459, 141569. https://doi.org/10.1016/j.cej.2023.141569 [POSTPRINT]

Veksha, A., Bin Mohamed Amrad, M.Z., Chen, W.Q., Binte Mohamed, D.K., Tiwari, S.B., Lim, T.-T., Lisak, G., 2022. Tailoring Fe2O3–Al2O3 catalyst structure and activity via hydrothermal synthesis for carbon nanotubes and hydrogen production from polyolefin plastics. Chemosphere 297, 134148. https://doi.org/10.1016/j.chemosphere.2022.134148 [POSTPRINT]

Tiwari, S.B., Gahlot, P., Tyagi, V.K., Zhang, L., Zhou, Y., Kazmi, A.A., Kumar, M., 2021. Surveillance of Wastewater for Early Epidemic Prediction (SWEEP): Environmental and health security perspectives in the post COVID-19 Anthropocene. Environmental Research 195, 110831. https://doi.org/10.1016/j.envres.2021.110831 [POSTPRINT]

Tiwari, S.B., Dubey, M., Ahmed, B., Gahlot, P., Khan, A.A., Rajpal, A., Kazmi, A.A., Tyagi, V.K., 2021. Carbon-based conductive materials facilitated anaerobic co-digestion of agro waste under thermophilic conditions. Waste Management 124, 17–25. https://doi.org/10.1016/j.wasman.2021.01.032 [POSTPRINT]

Suthar, S., Das, S., Nagpure, A., Madhurantakam, C., Tiwari, S.B., Gahlot, P., Tyagi, V.K., 2021. Epidemiology and diagnosis, environmental resources quality and socio-economic perspectives for COVID-19 pandemic. Journal of Environmental Management 280, 111700. https://doi.org/10.1016/j.jenvman.2020.111700 [POSTPRINT]

Arora, S., Nag, A., Rajpal, A., Tyagi, V.K., Tiwari, S.B., Sethi, J., Sutaria, D., Rajvanshi, J., Saxena, S., Shrivastava, S.K., Srivastava, V., Gupta, A.B., Kazmi, A.A., Kumar, M., 2021. Imprints of Lockdown and Treatment Processes on the Wastewater Surveillance of SARS-CoV-2: A Curious Case of Fourteen Plants in Northern India. Water 13, 2265. https://doi.org/10.3390/w13162265 [OPEN ACCESS]

Gahlot, P., Ahmed, B., Tiwari, S.B., Aryal, N., Khursheed, A., Kazmi, A.A., Tyagi, V.K., 2020. Conductive material engineered direct interspecies electron transfer (DIET) in anaerobic digestion: Mechanism and application. Environmental Technology & Innovation 20, 101056. https://doi.org/10.1016/j.eti.2020.101056 [POSTPRINT]

Ahmed, B., Tiwari, S.B., Naseem, A., Kazmi, A.A., Khursheed, A., Tyagi, V.K., 2020. Thermal Pre/Treatment of Organic Fraction of Municipal Solid Waste, in: Biorefineries: A Step Towards Renewable and Clean Energy, Clean Energy Production Technologies. Springer Singapore, Singapore, pp. 105–120. https://doi.org/10.1007/978-981-15-9593-6_5 [POSTPRINT]

Tiwari, S.B., Chin, S.Y., Veksha, A., Chan, W.P., Fei, X., Lisak, G., Liu, W., Lim, T.T., 2024. How to recover phosphorus from sewage sludge without co-extracting toxic heavy metals? Presented at the Singapore International Water Week 2024, Singapore. https://www.siww.com.sg/ [POSTER]

Tiwari, S.B., Wong, E.W., Veksha, A., Chan, W.P., Liu, W., Fei, X., Lim, T.-T., 2023. Phosphorus recovery from sewage sludge amended with alum and ferric sludges using sequential extraction and pyrolysis. Presented at the 10th International Conference on Sustainable Solid Waste Management, Chania, Crete, Greece. https://chania2023.uest.gr/ [ABSTRACT] [PRESENTATION]

Tiwari, S.B., Ahmed, B., Kazmi, A.A., Tyagi, V.K., 2020. Enhancing anerobic co-digestion of wheat husk-sewage sludge-cattle manure mix with carbon based conductive materials. Presented at the RECYCLE 2020 - 3rd International Conference on Waste Management, Guwahati, India. [ABSTRACT] [PRESENTATION]

Tripathi, S.N., Bhattu, D., Thamban, N.M., Lalchandani, V., Mishra, S., Kumar, P., Tiwari, Shashi, Tripathi, N., Sahu, L.K., Tiwari, S.B., Satish, R.V., Rastogi, N., Srivastava, A.K., Bisht, D.S., Tiwari, Suresh, Sutaria, R., Mohan, M., Ganguly, D., Ghosh, S., Vats, P., Tobler, A., Kumar, V., Rai, P., Pospisilova, V., Giulia, S., 2018. Chemical Characterization and Source Apportionment of PM2.5 Aerosols in the Capital City “New Delhi” of India. Presented at the 10th International Aerosol Conference (IAC 2018), St. Louis, Missouri, USA.

https://www.2018iac.com/ [ABSTRACT]

Bhattu, D., Slowik, J.G., Canonaco, F., Haddad, I.E., Tiwari, S.B., Kumar, P., Tiwari, Shashi, Satish, R.V., Rastogi, N., Srivastava, A.K., Bisht, D.S., Tiwari, Suresh, Ganguly, D., Tripathi, S.N., Baltensperger, U., Prévôt, A.S.H., 2018. Long‐term Characterization and Source Apportionment of Carbonaceous Aerosols over Five Sites in Northern India. Presented at the 10th International Aerosol Conference (IAC 2018), St. Louis, Missouri, USA. https://www.2018iac.com/ [ABSTRACT]

PhD

Tiwari, S.B., 2024. Phosphorus recovery from sewage sludge through integrated thermochemical treatment and sequential wet extraction. Nanyang Technological University Singapore, Singapore. 

 https://doi.org/10.32657/10356/180994 [OPEN ACCESS]

M.Tech

Tiwari, S.B., 2020. Effect of GAC and Biochar on Biogas Productivity in Thermophilic Anaerobic Digestion of Wheat Husk. Indian Institute of Technology Roorkee, Roorkee. [FULL TEXT]