Thermochemical Conversion
1. McNamara, P., Liu, Z., Tong, Y., Santha, H., Moss, L., Zitomer, D. 2023. Pyrolysis—A tool in the wastewater solids handling portfolio, not a silver bullet: Benefits, drawbacks, and future directions, Water Environment Research, e10863. IF:3.306
2. McNamara, P., Samuel, M., Sathyamoorthy, S., Moss, L., Valtierra, D., Cortes Lopez, H., Nigro, N., Somerville, S., Liu, Z. 2023. Pyrolysis Transports, and Transforms, PFAS from Biosolids to Py-Liquid, Environmental Science: Water Research & Technology, 9, 386-395. IF:5.819
3. Liu, Z.*, Hughes, M., Tong, Y., Zhou, J., Kreutter, W., Cortes Lopez, H., Singer, S., Zitomer, D., McNamara, P. 2022. Paper Mill Sludge Biochar to Enhance Energy Recovery from Pyrolysis: A Comprehensive Evaluation and Comparison. Energy, 239, Part A, 121925. IF:7.147 (*corresponding author)
4. Liu, Z.*, Hughes, M., Tong, Y., Zhou, J., Kreutter, W., Valtierra, D., Singer, S., Zitomer, D., McNamara, P. 2021. Enhanced energy and resource recovery via synergistic catalytic pyrolysis of byproducts from thermal processing of wastewater solids, Renewable Energy, 177, 475-481. IF:8.001. (*corresponding author)
5. Liu, Z., Mayer, B., Venkiteshwaran, K., Seyedi, S., Raju, A., Zitomer, D., McNamara, P. 2020. The state of technologies and research for energy recovery from municipal wastewater sludge and biosolids, Current Opinion in Environmental Science & Health, 14, 31-36.
6. Kreutter, W., Liu, Z., McNamara, P., Singer, S. 2019. Kinetic analysis of dried biosolid pyrolysis. Energy & Fuels, 33(9), 8766-8776. IF:3.0212.
7. McNamara, P., Zitomer, D., Liu, Z. 2019. Comment on “Pyrolysis of dried wastewater biosolids can be energy positive”. Water Environment Research. IF:1.243.
8. McNamara, P., Zitomer, D., Liu, Z. 2019. Comment on “Patented blunderings, efficiency awareness, and self-sustainability claims in the pyrolysis energy from waste sector”, Resources, Conservation and Recycling, 143, 329-330. IF:5.1204.
9. Liu, Z., Singer, S., Zitomer, D., McNamara, P. 2018. Sub-pilot-scale autocatalytic pyrolysis of wastewater biosolids for enhanced energy recovery, Catalysts, 8(11), 524. IF:3.4655.
10. Liu, Z., McNamara, P., Zitomer, D. 2017. Autocatalytic pyrolysis of wastewater biosolids for product upgrading. Environmental Science & Technology, 51 (17), 9808-9816. IF:6.1986.
11. McNamara, P., Koch, J., Liu, Z., Zitomer, D. 2016. Pyrolysis of dried wastewater biosolids can be energy positive. Water Environment Research, 88(9), 804-810. IF:0.917.
12. Sun, Y., Xu, R., Liu, Z., Zhou, J., Qian, G. 2009. Comparison of thermochemical properties of anaerobic digested sludge and undigested sludge by TG-MS. Acta Scientiae Circumstantiae (in Chinese), 29(1), 169-174. IF:0.188.
13. Chen, D., Yu, Y., Zhu, H., Liu, Z., Xu, Y., Liu, Q., Qian, G. 2008. Ferrite process of electroplating sludge and enrichment of copper by hydrothermal reaction. Separation and Purification Technology, 62(2), 297-303. IF:2.503
Renewable Fuel Synthesis
1. Liu, Z.*, Norbeck, J., Raju, A., Kim, S., Park, C. 2016. Synthetic natural gas production by sorption enhanced steam hydrogasification based processes for improving CH4 yield and mitigating CO2 emissions. Energy Conversion and Management, 126, 256-265. IF:5.589 (*corresponding author)
Reactor Design and Process Simulation
1. Fan, X., Liu, Z.*, Norbeck, J., Park, C. 2016. A simple kinetic analysis of syngas during steam hydrogasification of biomass using a novel inverted batch reactor with instant high pressure feeding. Bioresource Technology, 200, 731-737. IF:5.651
(*corresponding author and co-first-author)
Waste-Based Material Synthesis
1. Liu, Z., Qian, G., Zhou, J., Li, C., Xu, Y., Qin, Z. 2008. Improvement of ground granulated blast furnace slag on stabilization/solidification of simulated mercury-doped wastes in chemically bonded phosphate ceramics. Journal of Hazardous Materials, 157(1), 146-153. IF:2.975
CO2 Capture and Utilization
1. Pei, P., Ling, K., He, J., Liu, Z. 2015. Shale gas reservoir treatment by a CO2-based technology. Journal of Natural Gas Science and Engineering, 26, 1595-1606. IF:2.045
2. Liu, Z., Park, C., Norbeck, J. 2013. Sorption enhanced steam hydrogasification of coal for synthesis gas production with in-situ CO2 removal and self-sustained hydrogen supply. International Journal of Hydrogen Energy, 38(17), 7016-7025. IF:2.93
Synergistic Waste Treatment
1. Liu, Z., Singer, S., Tong, Y., Kimbell, L., Anderson, E., Hughes, M., Zitomer, D., McNamara, P. 2018. Characteristics and applications of biochars derived from wastewater solids, Renewable & Sustainable Energy Reviews, 90, 650-664. IF:8.0515.
2. Zhang, G., Wang, H., Xu, Y., Liu, Z., Xu, G. 2011. Enhanced improvement of sludge dewaterability conditioning by MSWI fly ash. Fresenius Environmental Bulletin, 20(5). IF:0.6616.
3. Lan, W., Qiu, H., Zhang, J., Yu, Y., Yang, K., Liu, Z., Ding, G. 2009. Characteristic of a novel composite inorganic polymer coagulant–PFAC prepared by hydrochloric pickle liquor. Journal of Hazardous Materials, 162(1), 174-179. IF:4.144
Heavy Metal Characterization and Fate
1. Yue, Y., Liu, Z., Liu, Z., Zhang, J., Lu, M., Zhou, J., Qian, G. 2019. Rapid evaluation of leaching potential of heavy metals from municipal solid waste incineration fly ash. Journal of Environmental Management, 238, 144-152. IF:4.86518.
2. Liu, Z., Qian, G., Sun, Y., Xu, R., Zhou, J., Xu, Y. 2010. Speciation evolutions of heavy metals during the sewage sludge incineration in a laboratory scale incinerator. Energy & Fuels, 24(4), 2470-2478. IF:2.444