Assistant Professor,
Space and Atmospheric Sciences Division,
Physical Research Laboratory, Ahmedabad
E-mail: [email protected]; [email protected]
Telephone: +91-79-26314669
Ph.D. (Physics) (2014): Aryabhatta Research Institute of Observational Sciences (ARIES) / Kumaun University, Nainital, India
[Thesis focused on the distribution of trace gases over Indian region]
M.Sc. (Physics)(2007): University of Allahabad, Allahabad, India
B.Sc. (Physics, Mathematics) (2005): University of Allahabad, Allahabad, India
Ph.D. Students
Ms. Meghna Soni
PhD Theis entitled as "Modeling of Atmospheric Trace Gases over the Indian Subcontinent: Assessment of Chemical and Meteorological Processes" submitted to IIT, Gandhinagar in July 2023.
Early Career Researcher Talk Award in the International Global Atmospheric Chemistry (IGAC)- September 2022
Soni et al. (2023): Comprehensive multiphase chlorine chemistry in the box model CAABA/MECCA: Implications to atmospheric oxidative capacity, Atmospheric Chemistry & Physics (IF = 6.3)
Soni et al. (2022): Photochemical evolution of air in a tropical urban environment of India: A model-based study, Chemosphere (IF = 8.9)
Soni et al. (2021): Impact of COVID-19 lockdown on surface ozone build-up at an urban site in western India based on photochemical box modelling, Current Science (IF = 1.1)
Selected Publications
Lakhima, Ojha et al. (2022): "Trends in sulfur dioxide over the Indian subcontinent during 2003–2019", Atmospheric Environment
Ojha et al. (2022a): "Mechanisms and Pathways for Coordinated Control of Fine Particulate Matter and Ozone", Current Pollution Reports
Ojha et al. (2021): "Exploring the potential of machine learning for simulations of urban ozone variability", Scientific Reports
Jaydeep, Singh, Ojha et al. (2021): "Effects of spatial resolution on WRF v3.8.1 simulated meteorology over the central Himalaya", Geoscientific Model Development
Ojha et al. (2020): "On the widespread enhancement in fine particulate matter across the Indo-Gangetic Plain towards winter", Scientific Reports
Lakhima, Ojha et al. (2019): "Distribution of volatile organic compounds over Indian subcontinent during winter: WRF-chem simulation versus observations", Environmental Pollution
Sharma, Ojha et al. (2019): "Revisiting the crop yield loss in India attributable to ozone", Atmospheric Environment: X
Ojha et al. (2016): "Ozone and carbon monoxide over India during the summer monsoon: regional emissions and transport", Atmospheric Chemistry and Physics
Ojha et al. (2014): "On the processes influencing the vertical distribution of ozone over the central Himalayas: Analysis of yearlong ozonesonde observations", Atmospheric Environment
Ojha et al. (2012): "Variabilities in ozone at a semi‐urban site in the Indo‐Gangetic Plain region: Association with the meteorology and regional processes", Journal of Geophysical Research
