Indira Gandhi Delhi Technical University For Women
(Established by Govt. of Delhi vide Act 9 of 2012)
ISO 9001:2015 Certified University
Department of Applied Science and Humanities
Faculty Profile
Prof. (Dr.) Ranu Gadi
Qualifications : Ph.D. (Chemistry) IIT Roorkee, Post Doctoral Fellowship (Environmental Sciences), Lancaster University, Lancaster, U.K.
Designation : Professor (Chemistry), Dean (Research & Development Cell and Res. & Consultancy), Director (Anveshan Foundation)
Teaching Interests : Applied Chemistry, Environmental Sciences, Renewable Energy Sources &Technologies, Environmental Impact Assessment, Environmental Management System
Office Address : Room No. 108, IT and App. Science Block
Office Phone Number : 01123900234
Email : ranugadi@igdtuw.ac.in
Research Areas : Atmospheric Chemistry and Climate Change, Biomass emissions, Characterization of atmospheric aerosols (elemental, organics, carbonaceous, metals), Environmental Analytical Chemistry, Speciation and Bioremediation of priority pollutants in water/wastewater.
Bio-Sketch:
Website :
JOURNAL PAPERS
Ranu Gadi, Shivani, Sudhir Kumar Sharma, Tuhin Kumar Mandal. Source apportionment and health risk assessment of organic constituents in fine ambient aerosols (PM2.5): a complete year study over National Capital Region of India , Chemosphere (Elsevier) (Impact Factor :4.4). Vol. 221, pp:583-596,2019.
Shivani, Ranu Gadi, Ravi Kumar, Mona Sharma, Sudhir Kumar Sharma, Tuhin Kumar Mandal, Sachin Kumar, Sanchit Kumar. Levels and Sources of organic compounds in Fine Particulate Matter (PM2.5) over Delhi and National Capital Region of India, Environ Sci Pollut Res (Springer) (Impact Factor :3.0). Vol. 25, pp:31071-90,2018.
Shivani, Ranu Gadi, Mohit Sharma, S.K. Sharma, T.K. Mandal. Short Term Degradation of Air Quality during Major Firework Events in Delhi, India, Meteorology and Atmospheric Physics (Springer) ( Impact Factor: 1.54). pp:0602-9,2018.
Ranu Gadi, Shivani, Sudhir Kumar Sharma, Tuhin Kumar Mandal. Source apportionment and health risk assessment of organic constituents in fine ambient aerosols (PM2.5): a complete year study over National Capital Region of India (under review), Chemosphere (Elsevier), (Impact Factor: 4.5).2018.
Sarika Gupta, Ranu Gadi, T.K. Mandal, S.K. Sharma. Characterization and source apportionment of organic compounds in PM10 using PCA and PMF at a traffic hotspot of Delhi, Sust. Cities Society (Elsevier) ( Impact Factor: 1.78). Vol. 39, pp:52-67,2018.
Vijay Bahadur Yadav, Ranu Gadi, Sippy Kalra. Synthesis and characterization of novel nanocomposite by using kaolinite and carbon nanotubes, Applied Clay Science (Elsevier) ( Impact Factor: 3.1). Vol. 155, pp:30-36,2018.
Sarika Gupta, Ranu Gadi, T.K. Mandal, S.K. Sharma. Seasonal Variations and Source profile of n-alkanes in particulate matter (PM10) at a heavy traffic site, Delhi, Env. Monit. Assess (Springer) ( Impact Factor: 1.68). Vol. 189, pp:43,2017.
Manpreet Kaur Bagga, Ranu Gadi and Gurmeet Singh. Ficus Racemosa as Corrosion inhibitor for Mild steel in Acid medium, Emerging Materials Research. Vol. 6, pp:117-123,2017.
Manpreet Kaur Bagga, Ranu Gadi , Ompal Singh Yadav, Raman Kumar, Rashi Chopra, Gurmeet Singh. Investigation of phytochemical components and corrosion inhibition property of Ficus racemosa stem extract on Mild steel in H2SO4 medium, Journal of Environmental Chemical Engineering (Elsevier), (Impact Factor: 1.428). Vol. 4, pp:4699–4707,2016.
Sarika Gupta, Ranu Gadi and T. K. Mandal. Composition of n-alkanes in ambient aerosols at a semi-agricultural site in Delhi, Int. J. of Advance Research and Innovation . Vol. 6, pp:978-93,2015.
Manish Saraswat, Ranu Gadi, A. Arora, M. Bansal. Assessment of Different Alternative Fuels For Internal Combustion Engine: A Review, Int. J. of Engg Res.& Management Technology. Vol. 2, pp:2348-4039, 103-109,2015.
Mohit Saxena, D.P. Singh, T Saud, Ranu Gadi, S Singh, S.K. Sharma, T.K. Mandal. Study on particulate bound polycyclic aromatic hydrocarbons over Bay of Bengal in winter season, in press, Atmospheric Research (Elsevier), (Imp. Factor: 2.2) . pp:145-146, 205-213,2014.
Avirup Sen , T.K. Mandal, S.K. Sharma, Mohit Saxena, N.C. Gupta, R. Gautam, Anita Gupta, Tanvi Gill, Shalu Rani, T. Saud, D.P. Singh, Ranu Gadi. Chemical properties of emission from biomass fuels used in the rural sector of the western region of India , Atmospheric Environment (Elsevier) (Imp. Factor: 3.6). Vol. 99, pp:411-424,2014.
Neha Singh and Ranu Gadi. Bioremediation of Zinc And Cadmium from wastewater by the nonliving biomass of Pseudomonas Oleovorans, Pollution Research. Vol. 33, pp:65-72,2014.
Neha Singh and Ranu Gadi. Removal of Zinc And Cadmium from wastewater by the nonliving biomass of Brevundimonas Vesicularis, Pollution Research. Vol. 33, pp:419-425,2014.
D.P. Singh, Ranu Gadi, T.K Mandal, T. Saud, M. Saxena, S.K. Sharma. Emissions estimates of PAH from biomass fuels used in rural sector of Indo-Gangetic Plains of India, Atmospheric Environment (Elsevier) (Imp. Factor: 3.6). Vol. 71, pp:158-169,2013.
T. Saud, R. Gautam, T.K Mandal, Ranu Gadi, D.P. Singh, S.K. Sharma, Manisha Dahiya and M. Saxena. Emission estimates of elemental and organic carbon from household biomass fuel used over the Indo-Gangetic-Plain (IGP), India, Atmospheric Environment (Elsevier) (Imp. Factor: 3.6). Vol. 61, pp:212-220,2012.
D.P. Singh, Ranu Gadi and T.K.Mandal. Levels, Sources and Toxic potential of Polycyclic Aromatic Hydrocarbons in Urban Soil of Delhi, India, International Journal of Human and Ecological Risk Assessment (Imp. Factor: 1.6). Vol. 18, pp:393–411,2012.
Ranu Gadi, D.P. Singh, T.K Mandal, Trailokya Saud and Mohit Saxena. Emission estimates of PAH and PM from biomass fuels used in Delhi, India, International Journal of Human and Ecological Risk Assessment (Taylor and Francis, USA) (Imp. Factor: 1.6). Vol. 18, pp:871–887,2012.
D.P. Singh, Ranu Gadi and T.K.Mandal. Characterization of Gas-Bound and Particulate-Bound Phase Polycyclic Aromatic Hydrocarbons in Ambient air of Delhi, India, Polycyclic Aromatic Hydrocarbons, (Taylor and Francis, USA), (Imp. Factor: 1.2). Vol. 32, pp:556-579,2012.
Neha Singh and Ranu Gadi. Studies on Biosorption of Pb(II) by the nonliving biomasses of Pseudomonas oleovorans and Brevundimonas vesicularis and its removal from Wastewater samples, European Journal of Scientific Research. Vol. 69,2012.
Neha Singh and Ranu Gadi. Bioremediation of Ni(II) and Cu(II) from wastewater by the nonliving biomass of Brevundimonas vesicularis, J. of Environ. Chem and Ecotoxicol. Vol. 4, pp:137-142,2012.
Singh Neha, Gadi Ranu. Removal of Ni (II) and Cu (II) from their Solutions and Waste Water by Nonliving Biomass of Pseudomonas Oleovorans, Hydrol Current Res. Vol. 3, pp:126,2012.
T. Saud, D.P. Singh, T.K Mandal, Ranu Gadi, H.Pathak, M. Saxena, S.K. Sharma, R. Gautam, A. Mukherjee, R.P. Bhatnagar. Spatial distribution of biomass consumption as energy in rural areas of the Indo-Gangetic Plain, Biomass and Bioenergy (Elsevier), (Imp. Factor: 3.3). Vol. 35, pp:932-941,2011.
D.P. Singh, Ranu Gadi, T.K Mandal. Characterization of Atmospheric Particulates, Particle bound transition metals and Polycyclic Aromatic Hydrocarbons in Delhi (India), Atmospheric Environment (Elsevier) (Imp. Factor: 3.6). Vol. 45, pp:7653-7663,2011.
Rajesh Agnihotri, T.K. Mandal, S. G. Karapurkar, Manish Naja, Ranu Gadi, Y. Nazeer Ahammmed, Animesh Kumar. Stable (C and N) isotopic composition of bulk aerosol particles over India and northern Indian Ocean during the pre-monsoon season: Indications to significant mixing of marine nitrogenous compounds from the Arabian Sea, Atmospheric Environment (Elsevier) (Imp. Factor: 3.6). Vol. 45, pp:2828-2835,2011.
T. Saud, T.K Mandal, Ranu Gadi, D.P. Singh, S.K. Sharma, M. Saxena, A. Mukherjee. Emission estimates of particulate matter (PM) and trace gases (SO2, NO and NO2) from biomass fuels used in rural sector of Indo-Gangetic plain, India, Atmospheric Environment (Elsevier) (Imp. Factor: 3.6). Vol. 45, pp:5913-5923,2011.
D.P. Singh, Ranu Gadi, T.K. Mandal, C.K. Dixit, K. Singh, Trailokya Saud, Nahar Singh, Prabhat K. Gupta. Study of temporal variation in ambient air quality during Diwali festival in India, Environmental Monitoring and Assessment (Springer, USA) (Imp. Factor: 1.6). Vol. 169, pp:1-13,2010.
D. P. Singh, Ranu Gadi, T.K. Mandal. Emissions of Polycyclic aromatic hydrocarbons in the Atmosphere: An Indian Perspective, International Journal of Human and Ecological Risk Assessment (Taylor and Francis, USA), (Imp. Factor: 1.6). Vol. 16, pp:1145-1168,2010.
Neha Singh and Ranu Gadi. Biological Methods for Speciation of Heavy Metals: Different Approaches, Critical Reviews in Biotechnology (Taylor and Francis, USA), (Imp. Factor: 4.6). Vol. 29, pp:307-312,2009.
T.K.Mandal, Trailokya Saud, Mohit Saxena, R.P.Bhatnagar, Dharam Pal, Ranu Gadi, Rishu Gautam, Sudhir Sharma, Alok Mukherjee, A. Datta. Study on district level emission of carbonaceous aerosol from biofuels used in rural sector as energy over Indo Gangetic Plain, Geochimica et Cosmochimica Acta (Imp. Factor: 4.5). Vol. 73, pp:825,2009.
D C Parashar, Ranu Gadi, T.K. Mandal, S.C. Garg and A.P. Mitra. Emissions of organic and elemental carbon from biofuels in India, Atmospheric Environment (Elsevier), (Imp. Factor: 3.6). Vol. 39, pp:7861-7871,2005.
Ranu Gadi, U.C. Kulshrestha, A.K. Sarkar, S.C. Garg and D.C. Parashar. Emission of SO2 and NOx from Biofuels in India, Tellus-B (Kluwer Publ.), (Imp. Factor: 3.3). Vol. 55, pp:787-795,2003.
Ranu Gadi, D.C. Parashar, A.K. Sarkar, B.S. Gera and A.P. Mitra. Chemical Composition of Atmospheric Aerosols at New Delhi, India, Ind. J. of Radio & Space Phy (Imp. Factor: 0.8). Vol. 31, pp:93-97,2002.
H. Zhang, W. Davison, Ranu Gadi and Takahiro Kobayashi. Insitu Measurement of Phosphate in Natural Waters, Anal. Chim. Acta. (Elsevier), (Imp. Factor: 4.1). Vol. 370, pp:29-38,1998.
Ranu Gadi, S.N. Tandon, O.V. Singh and R.P. Mathur. The State of Environment of Yamuna from Dakpathar to Agra, Encology. Vol. 9, pp:1,1994.
Ranu Gadi, S.N.Tandon, R.P. Mathur and O.V.Singh. Speciation of Metals in Yamuna River Sediments, The Science of The Total Environment (Elsevier), (Imp. Factor: 3.5). Vol. 136, pp:229-242,1993.
Ranu Gadi, R.P. Mathur, S.N. Tandon and O.V. Singh. Determination of Different Soluble Species in Yamuna River Waters, Environmental Technology (Imp. Factor: 1.5). Vol. 12, pp:363-369,1991.
Ranu Gadi, S.N. Tandon, R.P. Mathur and O.V. Singh. A Study of Water Quality and Metal Speciation of Yamuna River, Asian Environment. Vol. 13, pp:3-10,1991.
CONFERENCE PAPERS
Shivani, Ranu Gadi, Sudhir Kumar Sharma, Tuhin Kumar Mandal. Effect of Diwali festival and stubble burning activities on the formation of Secondary Organic Carbon (SOC) in Delhi, India. , In 2018 joint 14th iCACGP Quadrennial Symposium/15th IGAC Science, 2018. (Takamatsu, Kagawa, Japan )
D.P. Singh, Ranu Gadi, T.K. Mandal, Trailokya Saud. PAHs Emissions from biomass burning in IGP of India, In 11th International Conference on Air Quality, 2018. (Barcelona)
Vijay Bahadur Yadav, Ranu Gadi, Sippy Kalra. Cadmium (II) removal by application of synthesized clay-CNT nanocomposite from aqueous solution, In National Student conclave 2018 Seminar on: Science, Technology and Innovation, Amity Institute of Applied Sciences, 2018. (Noida (UP))
Shivani and Ranu Gadi. Seasonal Profile and Major Sources of Organic Compounds in the ambient atmosphere of Delhi, In National conference on Climate Change and Clean Sustainable Environment, , 2017. (Central University of Haryana, Mahendergarh)
Vijay Bahadur Yadav, Ranu Gadi, Sippy Kalra. Application of synthesized nanocomposite for adsorption studies of Cadmium (II) in aqueous solution, In National conference on Climate Change and Clean Sustainable Environment, 2017. (Central University of Haryana, Mahendergarh)
Sarika Gupta, Ranu Gadi, T. K. Mandal. Seasonal trend in composition of n-alkanes in ambient aerosols at a traffic site, Delhi , In Seminar on: Role of Analytical Sciences in Sustainable Development, 2016. (Hansraj College, University of Delhi )
Sarika Gupta, Ranu Gadi, T. K. Mandal. Composition of n-alkanes in ambient aerosols at a traffic site, Delhi, In National Space Science Symposium, 2016. (Thiruvananthapuram)
Shivani, D.P. Singh, Ranu Gadi, T.K. Mandal. Atmospheric concentrations and air-soil exchange of Polycyclic Aromatic Hydrocarbons in Delhi, India, In National Space Science Symposium, 2016. (Thiruvananthapuram)
Manpreet Kaur Bagga, Ranu Gadi, Gurmeet Singh . ‘Ficus Racemosa as Corrosion Inhibitor for Mild steel in Acid medium’ , In 9th National Conf. on ‘Solid State Chemistry and Allied Areas (ISCAS-2015)’ Bhaskaracharya College of Applied Sciences, 2015. (University of Delhi)
Manpreet Kaur Bagga, Ranu Gadi. ‘Corrosion inhibition of mild steel using Ficus Racemosa stem extract in sulphuric acid medium’ , In CORSYM(International corrosion prevention symposium), 2015. (IIT, Chennai)
Manpreet Kaur Bagga, Ranu Gadi and Gurmeet Singh. ‘Ficus Racemosa Stem Extract as Green Inhibitor of Mild Steel in Acidic Medium’, In 3rd Indo-Italian Workshop on Electrochemistry for Energy & Health, Department of Chemistry, 2015. (University of Delhi )
Avirup Sen, T. K. Mandal, S. K. Sharma, Mohit Saxena, N. C. Gupta, R. Gautam, Anita Gupta, Tanvi Gill, Shalu Rani, T. Saud, D. P. Singh, Ranu Gadi. Chemical properties of emission from biomass fuels used in the rural sector of the western region of India, In 18th National Space Science Symposium, 2014. ((NSSS), Dibrugarh University, Assam.)
T. Saud, T.K.Mandal, Ranu Gadi. Assessment of residential biomass burning emission in India and potential climate forcing impact, In Changing Chemistry in Changing Climate (C4): Monsoon, 2013. (IITM, Pune)
Neha Singh and Ranu Gadi . Wastewater by the Nonliving Biomass of Pseudomonas Oleovorans, In rnational Conference on Bioscience, Biochemistry and Bioinformatics, 2012. (ICBBB, Chennai, India)
Ranu Gadi, D.P. Singh, T.K. Mandal and Rajeev Gadi. Emission characterization of Organic Compounds from combustion of fossil fuels and biomass in Delhi and assessment of associated health risk, In Petrotech-2010, 9th International Oil and Gas Conference , 2010. (New Delhi, India.)
Ranu Gadi, D.P. Singh, T.K. Mandal. Emissions of Indoor Air Pollutants from Biomass Fuels Used in Northern region of India and Assessment of Associated Health Risk, In the 29th Annual Conference of American Association for Aerosol Research, 2010. (Portland, Oregon)
D.P. Singh, Ranu Gadi, T.K. Mandal. Characterization of Atmospheric Particulates, Particle-bound transition metals and Polycyclic Aromatic Hydrocarbons in Delhi (India), In 2010 AAAR Specialty Conference, “Air Pollution and Health: Bridging the Gap from Sources to Health Outcomes, 2010. (San Diego, California)
D.P. Singh, Ranu Gadi, T.K. Mandal, Trailokya Saud and Mohit Saxena. Emissions of Particulate Polycyclic Aromatic Hydrocarbons from Biomass fuels uesd in Delhi, India, In Recent Advances in Environmental Protection (RAEP 2009), 2009. (St. John’s College, Agra, India)
T.K. Mandal, Trailokya Saud, Mohit Saxena, R.P. Bhatnagar, Dharam Pal, Ranu Gadi, Rishu Gautam, Sudhir Sharma, Alok Mukherjee and A. Datta. Study on District level emission of carbonaceous aerosols from biofuels used in rural sector as energy over Indo Gangetic Plain, In Goldschmidt 2009 - "Challenges to Our Volatile Planet, 2009. (Davos, Switzerland)
Saxena, M., Saud, T., Datta, A., Singh, D.P., Gadi, Ranu, Gautam, R., Sharma, S.K. and Mandal T.K. A preliminary study of biomass burning at different states of North India, In 7th International conference of Advances in Metrology (AdMet 2009) at National Physical Laboratory, 2009. (New Delhi, India )
Ranu Gadi, T.K Mandal, D.P. Singh, Trailokya Saud and Rajeev Gadi. Emission estimates of indoor air pollutants from fuels used in India, presented at Petrotech-2009, In 8th International Oil and gas Conference , 2009. (New Delhi, India)
Trailokya Saud, Dharam Pal Singh, Mohit Saxena, Ranu Gadi, Ravi Parmar, D.K.Tiwari, J.K.Bassin, Papiya Mandal, Nahar Singh, Prabhat Kr. Gupta, T.K.Mandal. Emission Factors of Aerosols and Trace gases emitted from Bio-fuels in Delhi, In XV National Space Science Symposium , 2008. (Udhagamandalam, India)
Dharam Pal Singh, Ranu Gadi, Trailokya Saud and T.K. Mandal. Atmospheric Polycyclic Aromatic Hydrocarbons in Delhi, India, In the XV National Space Science Symposium, 2008. (Udhagamandalam, India)
D.P.Singh, Ranu Gadi and T.K.Mandal. Emissions of Polycyclic Aromatic Hydrocarbons in the atmosphere: An Indian scenario, In International conference on “Emerging trends in aerosols: Technology and Applications, pages 186-188. IASTA Bulletin, 2007
Ranu Gadi, and Rajeev Gadi. Studies on emissions from fuels used in India, In Petrotech: 7th International Oil and Gas , 2007. (Vigyan Bhawan, New Delhi )
Ranu Gadi, Amarjeet Kaur, Neelima Markanday, T.K. Mandal, D.C. Parashar, A.P. Mitra. Estimates of Indoor Air Pollutants from Solid Biomass Fuels used in India, In the Workshop on Agricultural Air Quality: State of the Science, 2006
D.C. Parashar, Ranu Gadi, T.K. Mandal, A.P. Mitra. Aerosol emission estimates from biofuel burning in India, In IGAC, 2004. (New Zealand )
Ranu Gadi, T.K. Mandal, D.C. Parashar, A.P. Mitra. Emissions studies of carbonaceous matter from fuels used in India, In XIII World Clean Air & Environment , 2004. (London, U.K)
Cathy Liousse, Helene Cachier, Tami Bond, Joyce Penner, Greg Carmichael, M. Shekhar Reddy, Ranu Gadi, Christelle Michel. Recommendations for estimating Carbonaceous Aerosol Inventories, In AGU Fall meeting , 2002
Ranu Gadi, D C Parashar, A P Mitra. Carbonaceous emissions from biofuels commonly used in India, In International Workshop on Carbonaceous Aerosol Inventory Estimates, 2002. (Toulouse, France)
A.K. Sarkar, Kavita Rai, Ranu Gadi, D.C. Parashar and A.P. Mitra. Compositional variation of carbonaceous aerosols during different seasons in Delhi, In XVI National Symposium on an Integrated approach to pollution control and preservation of Environment, 2002
A B Ghosh, Prabhat K Gupta, S L Jain, B S Gera, Risal Singh, B C Arya, Ranu Gadi, Rachna Agrawal, R S Tanwar, R Kohli, Shambhu Nath, A K Sarkar, M K Tiwari and S C Garg. Correlation of aerosols with wind pollutants during fog in Delhi, In National Space Science Symposium (NSSS-2002) , 2002. (Barkatulla University, Bhopal, )
D.C. Parashar, Ranu Gadi and A.P. Mitra. Mitigation of methane emission from paddy fields, In Third Int. Symposium on Non-CO2 Green house Gases (NCGG-3), Scientific understanding, control and implementation , 2002. (Maastricht, The Netherlands)
Ranu Gadi, U.C. Kulshrestha, A.K. Sarkar, D.C. Parashar and A.P. Mitra. SO2, NO2, organic and elemental carbon emission studies from biofuels used in India, In Third Int. Symposium on Non-CO2 Green house Gases (NCGG-3), Scientific understanding, control and implementation, 2002. (Maastricht, The Netherlands)
Ranu Gadi, D.C. Parashar, A.K. Sarkar and U.C. Kulshrestha. Studies of emissions from biofuels used in India, In GAC Symposium on the Atmospheric Chemistry of the Tropics, 2001. (Bangkok, Thailand )
Ranu Gadi, N. Singh, A.K. Sarkar and D.C. Parashar. Mass size distribution and chemical composition of Aerosols at New Delhi, In Ninth National Symposium on Environment, 2000. (Bangalore University, Bangalore)
Ranu Gadi, A.K. Sarkar and D.C. Parashar. Size differentiated chemical composition of Aerosols at New Delhi, India, In 11th National Space Science Symposium, 2000. (Puri, India )
D.C. Parashar and Ranu Gadi. Studies of green house gas emission and their mitigation from agriculture, In Biodiversity and Climate Change’ . International Geosphere Biosphere Programme sponsored workshop on ‘Agriculture, 1998. (NEHU, Shillong)
Ranu Gadi, S. Kapoor, H.S. Rawat and Kuldeep Chandra. Trace metals and Biomarkers in Oil: A tool for identification of Spills, In International Oil Spill Conference, pages 835-836, 1995. (California)
Ranu Gadi, O.V.Singh, R.P. Mathur and S.N. Tandon. Speciation of Cadmium in the Yamuna River Water Using Ion-selective Electrodes, In International Conference on Environmental Management, 1990. (Civil Engineering Department, University of Roorkee, Roorkee)