Dr. Kalachand Sain, FNASc, FAPAS, FTAS

K. Sain, 2014. Geophysical investigation of gas hydrates at NGRI, Abstract Volume of the 9th International Methane Hydrates R&D Workshop (Fiery Ice 2014) held at Hyderabad, India, November 9-12, 2014, Paper ID 57, p106.

N. Satyavani, M.K. Sen & K. Sain, 2014. OBS studies in the Indian offshore for gas hydrate investigation, Abstract Volume of the 9th International Methane Hydrates R&D Workshop (Fiery Ice 2014) held at Hyderabad, India, November 9-12, 2014, paper ID 17, p45-48.

V. Jyothi & K. Sain, 2014. Seismic attenuation for the delineation of gas hydrates: application to seismic data in Krishna-Godavari basin, eastern Indian margin, Abstract Volume of the 9th International Methane Hydrates R&D Workshop (Fiery Ice 2014) held at Hyderabad, India, November 9-12, 2014, Paper ID 28, p68-70.

S. Jana, M. Ojha & K. Sain, 2014. Estimation of gas hydrates for heterogeneous model constructed from well log in Krishna-Godavari basin, Eastern Indian offshore, Abstract Volume of the 9th International Methane Hydrates R&D Workshop (Fiery Ice 2014) held at Hyderabad, India, November 9-12, 2014, Paper ID 31, p75-76.

V. Pandey, K. Sain & M. K. Sen 2014. Quantification of gas hydrates in fracture media: a new approach, Abstract Volume of the 9th International Methane Hydrates R&D Workshop (Fiery Ice 2014) held at Hyderabad, India, November 9-12, 2014, Paper ID 33, p79-82.

G. Alekhya, N. Satyavani & K. Sain, 2014. Inferring free gas occurrence in Krishna-Godavari basin using log and seismic data, Abstract Volume of the 9th International Methane Hydrates R&D Workshop (Fiery Ice 2014) held at Hyderabad, India, November 9-12, 2014, Paper ID 38, p90-92.

R. Chatterjee, D. Kumar & K. Sain, 2014. Pore pressure and porosity mapping in gas hydrate bearing sediments in Krishna-Godavari basin, India, Abstract Volume of the 9th International Methane Hydrates R&D Workshop (Fiery Ice 2014) held at Hyderabad, India, November 9-12, 2014, Paper ID 39, p93-95.

K. Sain, 2014. Gas-hydrates in India, a major energy resource for the next generation, Proc. of the 8th International Conference on Gas Hydrates (ICGH 2014) held at Beijing, China, July 28 - August 1, 2014, T3-69, p1-5.

N. Satyavani, K. Sain & H.K. Gupta, 2014. P- and S-wave velocity structure in a gas hydrate reservoir in the Krishna-Godavari basin, eastern Indian margin, Proc. of the 8th International Conference on Gas Hydrates (ICGH 2014) held at Beijing, China, July 28 - August 1, 2014, T2-58, p1-2.

K. Sain & A.K. Singh, 2012. Seismic attenuation across a BSR in the Makran offshore, Proc. of the 7th International Conference & Exhibition on Petroleum Geophysics held at Hyderabad, India, February 16-18, 2012, PID 084, p1-4.

M. Ojha & K. Sain, 2012. Empirical trends of velocity-porosity and velocity-density in shallow sediments in Kerala-Konkan basin on the west coast of India, Proc. of the 7th International Conference & Exhibition on Petroleum Geophysics held at Hyderabad, India, February 16-18, 2012, PID 444, p1-5.

U. Shankar & K. Sain 2012. Gas hydrate stability zone modeling in Krishna-Godavari basin, eastern margin of India, Proc. of the 7th International Conference & Exhibition on Petroleum Geophysics held at Hyderabad, India, February 16-18, 2012, PID 223, p1-6.

N. Satyavani, X. Wang, K. Sain & BJP Kumar, 2012. Estimation of gas hydrate along a seismic line in the Andaman offshore using acoustic impedance and resistivity log, Proc. of the 7th International Conference & Exhibition on Petroleum Geophysics held at Hyderabad, India, February 16-18, 2012, PID 413, p1-4.

D. Bhowmick, D.K. Gupta, U. Shankar & K. Sain 2012. Gas hydrate stability zone modeling in Krishna-Godavari basin, eastern margin of India, Proc. of the 7th International Conference & Exhibition on Petroleum Geophysics held at Hyderabad, India, February 16-18, 2012, PID 439, p1-6.

K. Sain, 2011. Seismic detection and quantification of gas-hydrates - application to Indian continental margin, Proc. of the 7th International Conference on Gas Hydrates (ICGH 2011) held at Edinburgh, UK, July 17-21, 2011, PID 646, p1-5.

U. Shankar, K. Sain & M. Riedel, 2011. Assessment of heat flow and gas-hydrates in Krishna-Godavari basin, constrained from  2D/3D seismic and well log data, Proc. of the 7th International Conference on Gas Hydrates (ICGH 2011) held at Edinburgh, UK, July 17-21, 2011, PID 451, p1-5.

K. Sain, R. Ghosh & M. Ojha, 2010. effective medium modeling of gas hydrate-filled fractures using sonic velocity in the Krishna-Godavari basin, eastern Indian offshore, Proceedings in 9th International Oil & Gas Conference & Exhibition of Petrotech-2010, PID-20100389, p1-6.

K. Sain, M. Ojha & T.A. Minshull, 2009. Assessing gas hydrates along a seismic line in the Makran accretionary prism  using AVO crossplot, Proceedings in 8th International Oil & Gas Conference & Exhibition of Petrotech-2009, P-865, p1-6.

K. Sain, 2008. Seismic Methods for Recognition and Evaluation of Gas hydrates, Proceedings of 12th International Conference of International Association for Computer Methods and Advances in Geomechanics (IACMAG) held at Goa during October 1-6, 2008, http://www.gndec.ac.in/~hsrai/civil/resources/conf/GOA/IACMAG08/pdfs/H22.pdf.

U. Shankar, M. Ojha, K. Sain, R.K. Khanna, M. Sudhakar & A. Tyagi, 2008. Utility of seafloor geophysical study in search of gas hydrates / gas related evidences in the deep waters of the western Indian margin, 7th International Conference & Exposition on Petroleum Geophysics, Hyderabad-2008, SPG, p-2227, 1-5.

S.S. Singh, U. Shankar & K. Sain, 2008. Multiple suppression and data quality enhancement using radon transform: a case study, 7th International Conference & Exposition on Petroleum Geophysics, Hyderabad-2008, SPG, p-268, 1-6.

K. Sain, & M. Ojha, 2008. Methods for identifying and quantifying gas hydrates – an alternate source of energy, 7th International Conference & Exposition on Petroleum Geophysics, Hyderabad-2008, SPG, p-94, 1-4.

A.R. Sridhar, ASSSRS Prasad, N. Satyavani & K. Sain, 2008. Sub-trappean Mesozoic sediments in the Narmada basin based on amplitude studies – a revisit to the old DSS data, 7th International Conference & Exposition on Petroleum Geophysics, Hyderabad-2008, SPG, p-603, 1-5.

K. Sain, & C.A. Zelt, 2008. Velocity structure of sub-basalt Mesozoics around the Lodhika well in the Saurashtra peninsula from inversion of wide-angle seismic data, 7th International Conference & Exposition on Petroleum Geophysics, Hyderabad-2008, SPG, p-602, 1-3.

K. Sain & H.K. Gupta, 2007. Seismic methods for identifying and quantifying gas hydrates – viable source of energy in India, Proceedings of International Conference on Gas Hydrates – Energy, Climate and Environment, held at Taipei, Taiwan during October 4-5, 2007, http://140.112.68.2/ghc/2007GasHydrateConference.files/ab07.pdf, p.39-42.

K. Sain, N.K. Thakur & R.K. Khanna, 2007. Seismic quality factor observation in gas-hydrated sediments on the western Indian margin, Proceedings in 7th International Oil & Gas Conference & Exhibition of Petrotech-2007, P-541, p1-6.

D. Sarkar, K. Sain, P.R. Reddy, R.D. Catchings & W.D. Mooney, 2006. Seismic reflection images of the crust beneath the 2001 M=7.7 Kutch (Bhuj) epicentral region, western India, EOS Trans, AGU, 87, 52, S53A 1312.

K. Sain & N.K. Thakur, 2006, Geothermal gradient and heat flow from a bottom simulating reflector in the Makran offshore, Proceedings of ASC held in Armenia, p.1-6.

K. Sain, M. Ojha & N.K. Thakur, 2006. Quantitative assessment of gas hydrates from AVO crossplot, 6th International Conference & Exposition on Petroleum Geophysics, Kolkata-2006, SPG, pp. 208-211.

ASSSRS Prasad, K. Sain & B.R. Prasad, 2006. High-velocity gradients in West Bengal sedimentary basin, India from traveltime inversion of wide-angle seismic data and multiples of first arrivals, 6th International Conference & Exposition on Petroleum Geophysics, Kolkata-2006, SPG, pp. 863-865.

K. Sain, 2004. Present status of worldwide R&D on the utilization of Gas hydrates for power production, International Union of Physics and Applied Physics (IUPAP) Working Group on Energy, ANNEX A – FOSSIL ENERGY, www.iupap.org/wg/energy/annex-1a.pdf, p. 27-31.

P.K. Rao, M.M. Dixit, P. Khare, G.K. Rao, S. Raju, K. Sain, A.S.N. Murthy, V.Y.N. Sarma, ASSSRS Prasad, V. Sridher, M.S. Reddy, P.R. Reddy & D. Sarkar, 2004. Hidden Mesozoic sediments – searching with seismic refraction tool, 5th International Conference & Exposition on Petroleum Geophysics, Hyderabad-2004, SPG, pp. 81-84.

P.K. Bera, M. Ojha & K. Sain, 2004. Ambiguities in seismic wave velocity analysis and its AVO response in Gas Hydrate bearing sediments, 5th International Conference & Exposition on Petroleum Geophysics, Hyderabad-2004, SPG, pp. 512-517.

K. Sain, F. Gao, G.R. Pratt & C.A. Zelt, 2004. Fine structure of sub-basalt sediments using 2-D waveform tomography of wide-angle seismic data, 5th International Conference & Exposition on Petroleum Geophysics, Hyderabad-2004, SPG, pp. 503-507.

C.A. Zelt, K. Sain, J.V. Naumenko & D.S. Sawyer, 2000. Assessment of crustal velocity models using seismic refraction and reflection tomography, EOS, 81, F876, 2000.