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Shilai Hao
Assistant Professor, School of Plant and Environmental Sciences, Virginia Tech
Posts
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portfolio
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publications
Separation of Phenolic Compounds with Modified Adsorption Resin from Aqueous Phase Products of Hydrothermal Liquefaction of Rice Straw
Published in Bioresource Technology, 2015Recommended citation: Chen, K., Lyu, H., Hao, S., Luo, G., Zhang, S. and Chen, J. Separation of Phenolic Compounds with Modified Adsorption Resin from Aqueous Phase Products of Hydrothermal Liquefaction of Rice Straw. Bioresource Technology, 2015, 182, 160–168.
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Lactic Acid Production from Rice Straw in Alkaline Hydrothermal Conditions In Presence of NiO Nanoplates
Published in Catalysis Today, 2016Recommended citation: Younas, R., Zhang, S., Zhang, L., Luo, G., Chen, K., Cao, L. and Hao, S. Lactic Acid Production from Rice Straw in Alkaline Hydrothermal Conditions In Presence of NiO Nanoplates. Catalysis Today, 2016, 274, 40–48.
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Effect of Glycerol as Co-Solvent on Yields of Bio-Oil from Rice Straw Through Hydrothermal Liquefaction
Published in Bioresource Technology, 2016Recommended citation: Cao, L., Zhang, C., Hao, S., Luo, G., Zhang, S. and Chen, J. Effect of Glycerol as Co-Solvent on Yields of Bio-Oil from Rice Straw Through Hydrothermal Liquefaction. Bioresource Technology, 2016, 220, 471–478.
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Separation of High-Purity Syringol and Acetosyringone from Rice Straw-Derived Bio-Oil by Combining the Basification-Acidification Process and Column Chromatography
Published in Electrophoresis, 2016Recommended citation: Hao, S., Chen, K., Cao, L., Zhu, X., Luo, G., Zhang, S. and Chen, J. Separation of High-Purity Syringol and Acetosyringone from Rice Straw-Derived Bio-Oil by Combining the Basification-Acidification Process and Column Chromatography. Electrophoresis, 2016, 37(19), 2522–2530.
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Synthesis, Characterization and Adsorption Capacity of Magnetic Carbon Composites Activated by CO2: Implication For the Catalytic Mechanisms of Iron Salts
Published in Journal of Materials Chemistry A, 2016
Recommended citation: Qian, F., Zhu, X., Liu, Y., Hao, S., Ren, Z.J., Gao, B., Zong, R., Zhang, S. and Chen, J. Synthesis, Characterization and Adsorption Capacity of Magnetic Carbon Composites Activated by CO2: Implication For the Catalytic Mechanisms of Iron Salts. Journal of Materials Chemistry A, 2016, 4(48), 18942–18951.
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Ion Exchange Separation for Recovery of Monosaccharides, Organic Acids and Phenolic Compounds from Hydrolysates of Lignocellulosic Biomass
Published in Separation and Purification Technology, 2017Recommended citation: Chen, K., Hao, S., Lyu, H., Luo, G., Zhang, S. and Chen, J. Ion Exchange Separation for Recovery of Monosaccharides, Organic Acids and Phenolic Compounds from Hydrolysates of Lignocellulosic Biomass. Separation and Purification Technology, 2017, 172, 100–106.
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Hydrothermal liquefaction of rice straw with NiO nanocatalyst for bio-oil production
Published in Renewable Energy, 2017Recommended citation: Younas, R., Hao, S., Zhang, L. and Zhang, S. Hydrothermal liquefaction of rice straw with NiO nanocatalyst for bio-oil production. Renewable Energy, 2017, 113, 532–545.
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Optimizing xylose production from pinewood sawdust through dilute-phosphoric-acid hydrolysis by response surface methodology
Published in Journal of Cleaner Production, 2018Recommended citation: Cao, L., Chen, H., Tsang, D.C., Luo, G., Hao, S., Zhang, S. and Chen, J. Optimizing xylose production from pinewood sawdust through dilute-phosphoric-acid hydrolysis by response surface methodology. Journal of Cleaner Production, 2018, 178, 572–579.
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Production Temperature Effects on the Structure of Hydrochar-Derived Dissolved Organic Matter and Associated Toxicity
Published in Environmental Science & Technology, 2018
Recommended citation: Hao, S., Zhu, X., Liu, Y., Qian, F., Fang, Z., Shi, Q., Zhang, S., Chen, J. and Ren, Z.J. Production Temperature Effects on the Structure of Hydrochar-Derived Dissolved Organic Matter and Associated Toxicity. Environmental Science & Technology, 2018, 52(13), 7486–7495.
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Hydrothermal Conversion of Sewage Sludge: Focusing on the Characterization of Liquid Products and Their Methane Yields
Published in Chemical Engineering Journal, 2019Recommended citation: Chen, H., Rao, Y., Cao, L., Shi, Y., Hao, S., Luo, G. and Zhang, S. Hydrothermal Conversion of Sewage Sludge: Focusing on the Characterization of Liquid Products and Their Methane Yields. Chemical Engineering Journal, 2019, 357, 367–375.
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Rapid Destruction and Defluorination of Perfluorooctanesulfonate by Alkaline Hydrothermal Reaction
Published in Environmental Science & Technology Letters, 2019
Recommended citation: Wu, B., Hao, S., Choi, Y., Higgins, C.P., Deeb, R. and Strathmann, T.J. Rapid Destruction and Defluorination of Perfluorooctanesulfonate by Alkaline Hydrothermal Reaction. Environmental Science & Technology Letters, 2019, 6(10), 630–636.
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Molecular and Microbial Insights Towards Understanding the Anaerobic Digestion of the Wastewater from Hydrothermal Liquefaction of Sewage Sludge Facilitated by Granular Activated Carbon (GAC)
Published in Environment International, 2019Recommended citation: Usman, M., Hao, S. (co-first author), Chen, H., Ren, S., Tsang, D.C., Sompong, O., Luo, G. and Zhang, S. Molecular and Microbial Insights Towards Understanding the Anaerobic Digestion of the Wastewater from Hydrothermal Liquefaction of Sewage Sludge Facilitated by Granular Activated Carbon (GAC). Environment International, 2019, 133, 105257.
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Molecular Composition of Hydrothermal Liquefaction Wastewater from Sewage Sludge and Its Transformation During Anaerobic Digestion
Published in Journal of Hazardous Materials, 2020Recommended citation: Hao, S., Ren, S., Zhou, N., Chen, H., Usman, M., He, C., Shi, Q., Luo, G. and Zhang, S. Molecular Composition of Hydrothermal Liquefaction Wastewater from Sewage Sludge and Its Transformation During Anaerobic Digestion. Journal of Hazardous Materials, 2020, 383, 121163.
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Mesophilic and Thermophilic Anaerobic Digestion of Aqueous Phase Generated from Hydrothermal Liquefaction of Cornstalk: Molecular and Metabolic Insights
Published in Water Research, 2020Recommended citation: Chen, H., Hao, S., Chen, Z., Sompong, O., Fan, J., Clark, J., Luo, G. and Zhang, S. Mesophilic and Thermophilic Anaerobic Digestion of Aqueous Phase Generated from Hydrothermal Liquefaction of Cornstalk: Molecular and Metabolic Insights. Water Research, 2020, 168, 115199.
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Hydrothermal Alkaline Treatment for Destruction of Per- and Polyfluoroalkyl Substances in Aqueous Film-Forming Foam
Published in Environmental Science & Technology, 2021
Recommended citation: Hao, S., Choi, Y.J., Wu, B., Higgins, C.P., Deeb, R. and Strathmann, T.J. Hydrothermal Alkaline Treatment for Destruction of Per- and Polyfluoroalkyl Substances in Aqueous Film-Forming Foam. Environmental Science & Technology, 2021, 55(5), 3283–3295.
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Application of Hydrothermal Alkaline Treatment (HALT) for Destruction of PFASs in Contaminated Groundwater and Soil
Published in Environmental Science & Technology, 2022
Recommended citation: Hao, S., Choi, Y.J., Deeb, R.A., Strathmann, T.J. and Higgins, C.P. Application of Hydrothermal Alkaline Treatment (HALT) for Destruction of PFASs in Contaminated Groundwater and Soil. Environmental Science & Technology, 2022, 56(10), 6647–6657.
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Application of Hydrothermal Alkaline Treatment to Spent Granular Activated Carbon: Destruction of Adsorbed PFASs and Adsorbent Regeneration
Published in Environmental Science & Technology Letters, 2023
Recommended citation: Soker, O., Hao, S., Trewyn, B.G., Higgins, C.P. and Strathmann, T.J. Application of Hydrothermal Alkaline Treatment to Spent Granular Activated Carbon: Destruction of Adsorbed PFASs and Adsorbent Regeneration. Environmental Science & Technology Letters, 2023.
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Hydrothermal Alkaline Treatment (HALT) of Foam Fractionation Concentrate Derived from PFAS-Contaminated Groundwater
Published in Environmental Science & Technology, 2023
Recommended citation: Hao, S., Reardon, P.N., Choi, Y.J., Zhang, C., Sanchez, J.M., Higgins, C.P. and Strathmann, T.J. Hydrothermal Alkaline Treatment (HALT) of Foam Fractionation Concentrate Derived from PFAS-Contaminated Groundwater. Environmental Science & Technology, 2023, 57(44), 17154–17165.
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Air-water interfacial collapse and rate-limited solid desorption control Perfluoroalkyl acid leaching from the vadose zone
Published in Journal of Contaminant Hydrology, 2024Recommended citation: Stults, J.F., Schaefer, C.E., Fang, Y., Devon, J., Nguyen, D., Real, I., Hao, S. and Guelfo, J.L. Air-water interfacial collapse and rate-limited solid desorption control Perfluoroalkyl acid leaching from the vadose zone. Journal of Contaminant Hydrology, 2024, 104382.
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Quantification of Long-Chain, Short-Chain, and Ultrashort-Chain Liquid Chromatography-Amenable PFASs in Water: Evaluation of Approaches and Tradeoffs for AFFF-Impacted Waters
Published in Journal of Hazardous Materials, 2024
Recommended citation: Zhang, C., Hao, S.*, Gonda, N., Zhi, Y., Strathmann, T.J., Schaefer, C.E., and Higgins, C.P.* Quantification of Long-Chain, Short-Chain, and Ultrashort-Chain Liquid Chromatography-Amenable PFASs in Water: Evaluation of Approaches and Tradeoffs for AFFF-Impacted Waters. Journal of Hazardous Materials, 2024, 466: 133591.
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Environmental Occurrence and Biotic Concentrations of Ultrashort-Chain Perfluoroalkyl Acids: Overlooked Global Organofluorine Contaminants
Published in Environmental Science & Technology, 2024
Recommended citation: Zhi, Y., Lu, X., Munoz, G., Yeung, L., Silva, A., Hao, S., He, H., Jia, Y., Higgins, C. and Zhang, C. Environmental Occurrence and Biotic Concentrations of Ultrashort-Chain Perfluoroalkyl Acids: Overlooked Global Organofluorine Contaminants. Environmental Science & Technology, 2024.
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Cutting All Carbon–Fluorine Bonds from PFAS
Published in Nature Water, 2024
Recommended citation: Hao, S. Cutting All Carbon–Fluorine Bonds from PFAS. Nature Water (2024).
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Reuse of Spent Granular Activated Carbon for PFAS Removal following Hydrothermal Alkaline Treatment
Published in Water Research, 2025
Recommended citation: Soker, O., Tajdini, B., Abarca-Perez, A., Wadia, A., Bellona, C., Hao, S., Doudrick, K. and Strathmann, T.J. Reuse of Spent Granular Activated Carbon for PFAS Removal following Hydrothermal Alkaline Treatment. Water Research, 2025, 123794.
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Exploring the fluorinome of PFAS-impacted groundwater using 21 tesla FT-ICR mass spectrometry
Published in Water Research, 2025Recommended citation: Lu, W., Babcock-Adams, L., Sharifan, H., Kornuc, J.J., Hao, S., Higgins, C.P., Young, R.B., McKenna, A.M. and Blotevogel, J. Exploring the fluorinome of PFAS-impacted groundwater using 21 tesla FT-ICR mass spectrometry. Water Research, 2025, 288, 124698.
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Quantification of per- and polyfluoroalkyl substances (PFASs) in aqueous film-forming foam (AFFF)-impacted water: Comparisons between methodologies and laboratories
Published in Journal of Hazardous Materials, 2025Recommended citation: Zhang, C. et al. Quantification of per- and polyfluoroalkyl substances (PFASs) in aqueous film-forming foam (AFFF)-impacted water: Comparisons between methodologies and laboratories. Journal of Hazardous Materials, 2025, 499, 140142.
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Sources and occurrence of per- and polyfluoroalkyl substances in industrial wastewater and assessment of current treatment approaches: A review
Published in Journal of Hazardous Materials, 2025Recommended citation: Jia, Y., Li, Y., Kang, S., Li, C., Munoz, G., Hao, S., Xiao, F., Zhi, Y., Liu, C. and Zhang, C. Sources and occurrence of per- and polyfluoroalkyl substances in industrial wastewater and assessment of current treatment approaches: A review. Journal of Hazardous Materials, 2025, 499, 140195.
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Air emissions during destruction of PFAS-containing materials
Published in Nature Reviews Earth & Environment, 2026Recommended citation: Silsby, S., Sühnholz, S., Qanbarzadeh, M., Silsby, N., Hao, S., Shields, E., Jackson, S., Mills, M.A., Doudrick, K., Young, C., Strathmann, T.J., Ghosh, R.S., Willey, J., Fedick, P.W., Blotevogel, J., Knappe, D.R.U. and Higgins, C.P. Air emissions during destruction of PFAS-containing materials. Nature Reviews Earth & Environment, 2026.
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Long term rebound and transport of perfluorinated sulfonic acids (PFSAs) in the vadose zone following flushing
Published in Journal of Contaminant Hydrology, 2026Recommended citation: Schaefer, C.E., Lavorgna, G.M., Lippincott, D.R., Hao, S. and Pritchard, J.C. Long term rebound and transport of perfluorinated sulfonic acids (PFSAs) in the vadose zone following flushing. Journal of Contaminant Hydrology, 2026, 277, 104848.
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Hydrothermal Decomposition of Perfluoroalkyl Sulfonic Acids with Ruthenium on Carbon Catalyst
Published in Applied Catalysis B: Environment and Energy, 2026Recommended citation: Cronmiller, L.E., Muhumuza, E., Abou Khalil, C., Curtis, E.G., Doudrick, K., Hao, S. and Strathmann, T.J. Hydrothermal Decomposition of Perfluoroalkyl Sulfonic Acids with Ruthenium on Carbon Catalyst. Applied Catalysis B: Environment and Energy, 2026, 396, 126926.
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talks
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teaching
Water Quality
Undergraduate course, Virginia Tech, School of Plant and Environmental Sciences, 2026