Air Pollution; Atmospheric Chemistry; Source apportionment of atmospheric pollutants; Personal exposure assessment and health effects of inhaled particles; Oxidative potential of particulate matter; Atmospheric processes implications; Secondary aerosols formation and evolution mechanisms

• CE111: Engineering Drawing
• CE102: Environmental Studies
• CE6101: Atmospheric Physics and Chemistry
• CE5181: Advanced Engineering Mathematics 

May 2023 onwards: Assistant Professor, Department of Civil and Environmental Engineering, IIT Patna May 2022 ̶ April 2023: Assistant Professor in Research (Post-doc), Faculty of Natural Sciences, University of Silesia, Katowice. September 2021 ̶ April 2022: Guest Faculty, Civil Engineering Department, Motilal Nehru National Institute of Technology (MNNIT) Allahabad. January 2021 ̶ August 2021: Senior Project Engineer, Centre for Environmental Science and Engineering, IIT Kanpur.

2024 onwards: Warden of Asima Hostel

2023-2024: Associate Warden of Asima Hostel

Best Poster Award at Xth International Aerosol Conference (IAC-2018), St. Louis, US 2018. Best Poster Award at Aerosol Climate Change Connection (AC3), Darjeeling, India, 2017.

Lifetime member of Indian Aerosol Science and Technology Association Member of European Geosciences Union (EGU)

• Singh, G.K., P. Rajeev, D. Paul and T. Gupta. 2019. Atmospheric Emissions from Thermal (Coal-Fired) Power Plants and Associated Environmental Impacts: Characterization and Control. Pollutants from Energy Sources. DOI: 10.1007/978-981-13-3281-4_4.

1. Pradhi Rajeev, Tarun Gupta, and Leszek Marynowski. Neutral saccharides and hemicellulose over two urban sites in Indo-Gangetic Plain and Central Europe during winter. Science of the Total Environment, 912, 2024: 168849.
2. Vikas Kumar Sahu, Pradhi Rajeev, Pratibha Vishwakarma, Pravesh Chandra Shukla, and Tarun Gupta. Total carbon characterization and polycyclic aromatic hydrocarbon toxicity assessment for particulate matter produced from Alcohol-Diesel blend. Fuel, 364, 2024: 131050.
3. Pratibha Vishwakarma, Pradhi Rajeev, Shahadev Rabha, Nazrul Islam, Binoy K. Saikia, and Tarun Gupta. Wintertime trends of particulate-bound polycyclic aromatic hydrocarbons (PAHs) at north-east site of India: chemical characterization and source identification. Journal of Atmospheric Chemistry, 80, 4, 2023: 251-269.
4. Pradhi Rajeev, Pravesh Chandra Shukla, Gyanesh Kumar Singh, Darpan Das, and Tarun Gupta. Assessment of entrainment of key PAHs emanating from major combustion sources into the ambient air. Fuel 347,2023: 128430.
5. Pradhi Rajeev, Vikram Choudhary, Abhishek Chakraborty, Gyanesh Kumar Singh, and Tarun Gupta. Light absorption potential of water-soluble organic aerosols in the two polluted urban locations in the central Indo-Gangetic Plain. Environmental Pollution 314, 2022: 120228.
6. Ajit Ahlawat, Sumit Kumar Mishra, Hartmut Herrmann, Pradhi Rajeev, Tarun Gupta, Vikas Goel, Yele Sun, and Alfred Wiedensohler. Impact of Chemical Properties of Human Respiratory Droplets and Aerosol Particles on Airborne Viruses’ Viability and Indoor Transmission. Viruses, 14, 7, 2022: 1497.
7. Tarun Gupta, Pradhi Rajeev, Rashmi Rajput. Emerging major role of organic aerosols in explaining the occurrence, frequency, and magnitude of haze and fog episodes during wintertime in the Indo-Gangetic plain. ACS Omega, 2022 (I.F.- 3.512). Doi: https://doi.org/10.1021/acsomega.1c05467
8. Gyanesh Kumar Singh, Pradhi Rajeev, Debajyoti Paul, Tarun Gupta. Insights into sources and atmospheric processing at two polluted urban locations in the Indo-Gangetic plains from stable carbon and nitrogen isotope ratios and polycyclic aromatic hydrocarbons in ambient PM2.5. Atmospheric Environment, 118904, 2021. (I.F.- 4.798). doi: https://doi.org/10.1016/j.atmosenv.2021.118904
9. Sumit K. Dey, Kavya Sugur, Venkataramana G. Venkatareddy, Pradhi Rajeev, Tarun Gupta, Rajesh K. Thimmulappa. Lipid peroxidation index of particulate matter: Novel metric for quantifying intrinsic oxidative potential and predicting toxic responses. Redox Biology, 48:102189, 2021 (I.F.- 11.8). doi: https://doi.org/10.1016/j.redox.2021.102189.
10. Ashish Soni, Anil Kumar Mandariya, Pradhi Rajeev, Saifi Izhar, Gyanesh Kumar Singh, Vikram Choudhary, Adnan Mateen Qadri, Aman Deep Gupta, Amit Kumar Singh, and Tarun Gupta. Multiple sites ground-based evaluation of carbonaceous aerosol mass concentrations retrieved from the CAMS and MERRA-2 over the Indo-Gangetic Plain. Environmental Science: Atmospheres, 2021. Doi: https://doi.org/10.1039/D1EA00067E
11. Pradhi Rajeev, Amit Kumar Singh, Gyanesh Kumar Singh, Rakesh Chandra Vaishya, and Tarun Gupta. Chemical characterization, source identification and health risk assessment of polycyclic aromatic hydrocarbons in ambient particulate matter over central Indo-Gangetic Plain. Urban Climate, 35: 100755. 2021. (I.F.- 5.73): doi: https://doi.org/10.1016/j.uclim.2020.100755
12. Gyanesh Kumar Singh, Vikram Choudhary, Pradhi Rajeev, Debajyoti Paul, and Tarun Gupta. Understanding the origin of carbonaceous aerosols during periods of extensive biomass burning in northern India. Environmental Pollution, 270, 116082. 2021. (I.F.- 8.07) doi: https://doi.org/10.1016/j.envpol.2020.116082
13. Gyanesh Kumar Singh, Pradhi Rajeev, Debajyoti Paul, Tarun Gupta. Chemical characterization and stable nitrogen isotope composition of nitrogenous component of ambient aerosols from Kanpur in the indo-Gangetic Plains. Science of The Total Environment, 763, 143032, 2021. (I.F.- 7.96).
14. Pradhi Rajeev, Prashant Rajput, Amit Kumar Singh, Tarun Gupta. Study of temporal variability and mass closure of PM2.5 and its chemical constituents during weak south-west monsoon. Atmospheric Pollution Research, 9, 5, 864-870. 2018. (I.F.- 4.35) doi: https://doi.org/10.1016/j.apr.2018.02.008.
15. Pradhi Rajeev, Prashant Rajput, Dharmendra Kumar Singh, Amit Kumar Singh, and Tarun Gupta. Risk assessment of submicron PM-bound hexavalent chromium during wintertime. Human and Ecological Risk Assessment, 24, 6, 1453-1463, 2018. (I.F.- 5.19) doi: https://doi.org/10.1080/10807039.2017.1414581.
16. Abhishek Chakraborty, Pradhi Rajeev, Prashant Rajput, Tarun Gupta. Water soluble organic aerosols in indo-gangetic plain (IGP): Insights from aerosol mass spectrometry. Science of the Total Environment, 599–600, 1573–1582, 2017. (I.F.- 7.963) doi: https://doi.org/10.1016/j.scitotenv.2017.05.142.
17. Vikram Choudhary, Prashant Rajput, Pradhi Rajeev, Tarun Gupta. Synergistic effect in absorption properties of brown carbon and elemental carbon over IGP during weak south-west monsoon. Aerosol Science and Engineering, 1, 3, 138-149, 2017. (I.F.- 0.46) doi: https://doi.org/10.1007/s41810-017-0013-1.
18. Pradhi Rajeev, Prashant Rajput, Tarun Gupta, Chemical characteristics of aerosol and rain water during an El-Nino and PDO influenced Indian summer monsoon. Atmospheric Environment, 145,192-200, 2016. (I.F.- 4.798) doi: https://doi.org/10.1016/j.atmosenv.2016.09.026.

1. Rajeev, P., Shukla, P.C., Singh, G. K., Das, D., and Gupta, T. Polycyclic aromatic hydrocarbons (PAHs) from dominant sources and their entrainment in ambient air over Indo-Gangetic Plain. Indian Aerosol Science and Technology Association (IASTA), Mumbai, India, 2023.
2. Rajeev, P., Shukla, P.C., Singh, G. K., Das, D., and Gupta, T. Comprehensive study of polycyclic aromatic hydrocarbons (PAHs) in ambient and combustion-derived aerosols. International Aerosol Conference (IAC), Athens, Greece, 2022.
3. Rajeev, P., Chakraborty, A., Choudhary, V., Singh, G.K., Rajput, P. and Gupta, T. Water-soluble organic aerosols at two sites in the central Indo-Gangetic Plain: Variance in chemical and light absorption properties. European Geosciences Union (EGU) General Assembly, 2019.
4. Rajeev, P., P. Rajput and T. Gupta. Carbonaceous and mineralogical composition of aerosol during El-Nińo influenced Indian summer monsoon. Indian Aerosol Science and Technology Association (IASTA 2018).
5. Rajeev, P., Rajput, P., Singh, G. K., Choudhary, V., Singh, A. K., Gupta, T., Compositional Analysis of Aerosols and Rain Water during Weak South-west Monsoon Period, Xth International Aerosol Conference (IAC-2018), St. Louis, US 2018.
6. Rajeev, P., P. Rajput, F. Sorathia and T. Gupta. Atmospheric aerosols and rain water study during weak summer monsoon over Indo-Gangetic Plain. Aerosol Climate Change Connection (AC3), Darjeeling, India, 2017.
7. Rajeev, P., Choudhary, V., Rajput, P. and Gupta, T., Heterogeneous reactivity onto surface of fine fraction mineral dust, International Conference on Sustainable Energy and Environmental Challenges, 2017.

1. “Utilization of atmospheric models for planning sustainable urban environments”, Short-term course organized by NIT Patna, 18-22 Dec., 2023.
2. “Stratospheric and Tropospheric Ozone” topic on International Day for Preservation of the Ozone Layer organized by BSPCB Patna on 16^th Sept. 2023