Education:

Professional career:

Training:

• Undergone the summer training at Tehri Unit of THDC INDIA LIMITED and had prepared a Project Report on “Reservoir Rim Stability Assessment of Koteshwar Dam Reservoir” (30 days).
• Completed the summer internship awarded by INDIAN ACADEMY OF SCIENCES under SUMMER RESEARCH FELLOWSHIP PROGRAMME-2010 at IISER-KOLKATA under guidance of Dr. Jayonto Routh on topic “Analysis of Organic Compounds in Peat Deposit Samples of Siberia” (60 days).
• Undergone the Foundation Training Course on “E & P Well-Site Operations” at Forward Base, Western Onshore ONGC, Ahmedabad (10 days).
• Completed DST sponsored International Workshop on “Geochemical Modelling in Igneous Petrogenesis: An Introduction to GCD Kit”, at CSIR-NGRI, Hyderabad (4day).

Research Interest:

Geochronology

Paleomagnetism

Paleogeographic Reconstruction

Archaeomagnetism

Geological Mapping

Geochemical Modeling

Geodynamics

Achievements and Awards:

• Aug 2014 Scholarship: CSIR-Senior Research Fellow
• Sep 2012 Award: NGRI Golden Jublee Award
• Jul 2012 Scholarship: CSIR-Junior Research Fellow
• Jul 2010 Scholarship: Summer research Fellowship by Indian Academy of Sciences, Banglore

Projects:

• Paleomagnetic and Geochemical studies of various Paleoproterozoic to Mesoproterozoic mafic dyke swrams of India.

Publications:

1. Ravi Shankar, Srinivasa Sarma, Ramesh Babu, Parashuramulu V: Paleomagnetic study of 1765 Ma dyke swarm from the Singhbhum Craton: Implications to the Paleogeography of India. Journal of Asian Earth Sciences 08/2017;, DOI:10.1016/j.jseaes.2017.08.026
2. N. Ramesh Babu, M. Venkateshwarlu, Ravi Shankar, E. Nagaraju, V. Parashuramulu: New Paleomagnetic results on 2367 Ma Dharwar giant dyke swarm, Dharwar craton, southern India: Implications for Paleoproterozoic continental reconstruction. Journal of Earth System Science 07/2017; https://doi.org/10.1007/s12040-017-0910-3
3. Anil Kumar, V. Parashuramulu, Ravi Shankar, Besse Jean: Evidence for a Neoarchean LIP in the Singhbhum craton, eastern India: Implications to Vaalbara supercontinent. Precambrian Research 02/2017; 292., DOI:10.1016/j.precamres.2017.01.018
4. Ravi Shankar, B. Vijayagopal, Anil Kumar: Precise Pb–Pb baddeleyite ages of 1765 Ma for a Singhbhum ‘newer dolerite’ dyke swarm. Current science 05/2014; 106(9):1306-1310.

Conference Proceedings:

1. Ravi Shankar, D. Srinivasa sarma: Palaeomagnetic Study on a 1765 Ma Dyke Swarm from Singhbhum Craton: Implications to the Paleogeographic Position of India. Acta Geologica Sinica 10/2016; 90(s1):44-44., DOI:10.1111/1755-6724.12876
2. Anil Kumar, Ravi Shankar, V. Parashuramulu, Jean Besse: Evidence for A Neoarchean LIP Remnant in the Singhbhum Craton, Eastern India: Implications to Vaalbara Supercontinent. Acta Geologica Sinica 10/2016; 90(s1):66-66., DOI:10.1111/1755-6724.12890
3. Ravi Shankar: Dyke Map Of Indian Cratons. Acta Geologica Sinica 10/2016; 90(s1):19-19., DOI:10.1111/1755-6724.12858

Web Pages:

1. Researchgate: https://www.researchgate.net/profile/Ravi_Shankar22
2. Google Scholar: https://scholar.google.co.in/citations?user=lU_mJNEAAAAJ&hl=en

Education:

Professional career:

Research Interest:

Cloud Physics and lightning, Aerosols and air pollution, Instrumentation electronics.

Publication/Conference:

1. R. K. Sumesh, K. Rajeevan, E. A. Resmi, C. K. Unnikrishnan, (2017). Particulate Matter Concentrations in the Southern Tip of India: Temporal Variation, Meteorological Influences, and Source Identification. Earth Systems and Environment, 1:13.1. R. K. Sumesh, K. Rajeevan, E. A. Resmi, C. K. Unnikrishnan, (2017). Particulate Matter Concentrations in the Southern Tip of India: Temporal Variation, Meteorological Influences, and Source Identification. Earth Systems and Environment, 1:13.
2. Rajeevan, K. and Sumesh, R. K. 2016. Diurnal and Seasonal variation of Atmospheric CO2 over Trivandrum, India, International Journal of Current Research, 8, (02), 26085-26092.
3. Sumesh R. K., Rajeevan K. Concentration of particulate matters (PM10 & PM2.5) and their relationship with meteorological parameters at a tropical coastal station in Thiruvananthapuram, India. TROPMET 2016. SOA University, Bhubaneswar, 18 -21 Decmeber 2016.
4. Rajeevan K., R. K. Sumesh, E. A. Resmi (2017), Characteristics of black carbon and its influence on meteorology over a tropical coastal station Thiruvananthapuram, Proceedings of 29th Kerala Science Congress, 04-16: 469-481.
5. Sumesh R. K., Unnikrishnan C. K., Rajeevan K., Resmi E. A. Influence of Sea Surface Temperature anomalies on Particulate Matter and Black Carbon Concentrations at Southern tip of India. International conference on ‘Understanding, Predicting and projecting Climate change over Asian Region. NARL, Tirupati, June 26-28, 2017.
6. Unnikrishnan C. K., Sumesh R. K and Rajeevan K. The relationship between Sea Surface Temperature and Surface Latent-Sensible heat flux in Central India, OSICON2017, 28-30 Aug., 2017, NCESS, Thiruvananthapuram.
7. Sumesh R. K., Unnikrishnan C. K., Resmi E. A., Rajeevan K. Spatial and Vertical distribution of Aerosol Characteristics Observed by Satellites and its relationship with ground based measurements over Thiruvananthapuram. INTROMET2017.
8. Unnikrishnan C. K, Resmi E. A, Sreekanth T. S, Sumesh R. K., Dharmadas Jash, Nita Sukumar and Rajeevan K. Cloud cover and Cloud base height in the south west coast and Western Ghats, INTROMET2017
9. Sumesh R K, Resmi E A, Unnikrishnan CK, Dharmadas Jash, Sreekanth, T S, Mol Resmi M C, Rajeevan K, Nita S, Ramachandran K K, 2019, Microphysical aspects of tropical rainfall during Bright Band events at mid and high-altitude regions over Southern Western Ghats, India. Atmospheric Research, 227 178–197. (IF:3.7).

Education:

Professional career:

Research Interest:

Modeling and inversion of Electrical and Electromagnetic data

Joint inversion of multi geophysical data using petrophysical constrains

Unstructured grid based numerical modeling/inversion

Geophysical interpretation software development

Mineral and groundwater exploration

Publications:

1. [2017] Singh A., Sharma S.P, Identification of different geologic units using fuzzy constrained resistivity tomography, Journal of applied geophysics, 148:127-138.
2. [2017] Singh A., Sharma S.P., Akca I., Baranwal V.C., Fuzzy Constrained Lp-norm Inversion of Direct Current Resistivity Data, Geophysics, 83(1): E11-E24.
3. [2016] Singh A., Sharma S.P., Interpretation of Very Low Frequency electromagnetic measurements in terms of normalized current density over variable topography. Journal of Applied Geophysics 133: 82-91
4. [2016] Singh A., Biswas A., Application of global particle swarm optimization for inversion of residual gravity anomalies over geological bodies with idealized geometries, Natural Resources Research, 25:297-314
5. [2015] Singh A., Sharma S.P., Fast Imaging of Subsurface Conductors using Very Low Frequency Electromagnetic Data , Geophysical Prospecting, 63 (6): 1355-1370
6. [2017] Kumar S., Singh A., Dhar A., Parameter extraction using global particle swarm optimization approach and the influence of polymer processing temperature on the solar cell parameters. AIP Advances 7, 085117.(*collaborative work with other departments)
7. [2016] Srivastava S., Gupta D.K., Singh A., An iterative method for solving singular linear systems with index one, Afrika Matematika 27:815. (*collaborative work with other departments)

Trainings/Conferences/Workshops Attended:

1. Distinguished Instructor Short Course (DISC), conducted by Prof. D. Oldenburg, 27-28 February, 2017 at Kolkata, India.
2. Reservoir Simulation Workshop, 5-7 January, 2017 at Dept. of Petroleum Engineering, IIT-Kharagpur, India.
3. ONGC-Academia Workshop on Recent trend in petroleum exploration technology, 10-14 February, 2014 at Kolkata, India.
4. Near Surface Geophysics Workshop, 27-29 January, 2013 at National Geophysical Research Institute (NGRI), Hyderabad, Andhra Pradesh, India.
5. 2nd Indo-German Workshop on Magnetotelluric data acquisition, processing and modeling, 1-3 November, 2012 at Institute of Seismological Research (ISR), Gandhinagar, Gujarat, India.