Items where Author is "Ojha, Maheswar"

Singh, Amrita ; Ojha, Maheswar ; Sain, Kalachand (2019) Predicting lithology using neural networks from downhole data of a gas hydrate reservoir in the Krishna–Godavari basin, eastern Indian offshore Geophysical Journal International, 220 (3). pp. 1813-1837. ISSN 0956-540X

Jana, Soumya ; Ojha, Maheswar ; Sain, Kalachand ; Srivastava, Shalivahan (2017) An approach to estimate gas hydrate saturation from 3-D heterogeneous resistivity model: A study from Krishna-Godavari basin, Eastern Indian offshore Marine and Petroleum Geology, 79 . pp. 99-107. ISSN 0264-8172

Chatterjee, Rima ; Singha, Dip Kumar ; Ojha, Maheswar ; Sen, Mrinal K. ; Sain, Kalachand (2016) Porosity estimation from pre-stack seismic data in gas-hydrate bearing sediments, Krishna-Godavari basin, India Journal of Natural Gas Science and Engineering, 33 . pp. 562-572. ISSN 1875-5100

Jana, Soumya ; Ojha, Maheswar ; Sain, Kalachand (2015) Gas hydrate saturation from heterogeneous model constructed from well log in Krishna–Godavari Basin, Eastern Indian Offshore Geophysical Journal International, 203 (1). pp. 246-256. ISSN 0956-540X

Ojha, Maheswar ; Sain, Kalachand (2014) Velocity-porosity and velocity-density relationship for shallow sediments in the Kerala-Konkan basin of western Indian margin Journal of the Geological Society of India, 84 (2). pp. 187-191. ISSN 0016-7622

Satyavani, Nittala ; Sen, Mrinal K. ; Ojha, Maheswar ; Sain, Kalachand (2013) Azimuthal anisotropy from OBS observations in Mahanadi offshore, India Interpretation, 1 (2). T187-T198. ISSN 2324-8858

Wang, Xiujuan ; Sain, Kalachand ; Satyavani, Nittala ; Wang, Jiliang ; Ojha, Maheswar ; Wu, Shiguo (2013) Gas hydrates saturation using geostatistical inversion in a fractured reservoir in the Krishna–Godavari basin, offshore eastern India Marine and Petroleum Geology, 45 . pp. 224-235. ISSN 0264-8172

Ojha, Maheswar ; Sain, Kalachand (2012) Empirical trends of velocity- porosity and velocity-density in shallow sediment in Kerala-Konkan Basin on the west coast of India In: Proc. of the 7th International Conference & Exhibition on Petroleum Geophysics, February 16-18, 2012, Hyderabad, India.

Ghosh, Ranjana ; Ojha, Maheswar ; Sain, Kalachand (2012) Evaluating Resource Potential of Gas hydrate Using EMT Lambert Academic Publishing. ISBN 978-3-8484-4812-8

Ojha, Maheswar ; Sain, Kalachand ; Minshull, Timothy A. (2010) Assessment of gas-hydrate saturations in the Makran accretionary prism using the offset dependence of seismic amplitudes Geophysics, 75 (2). C1-C6. ISSN 0016-8033

Ghosh, Ranjana ; Sain, Kalachand ; Ojha, Maheswar (2010) Effective medium modeling of gas hydrate-filled fractures using the sonic log in the Krishna-Godavari basin, offshore eastern India Journal of Geophysical Research, 115 (B6). ISSN 0148-0227

Ghosh, Ranjana ; Sain, Kalachand ; Ojha, Maheswar (2010) Estimating the amount of gas-hydrate using effective medium theory: a case study in the Blake Ridge Marine Geophysical Researches, 31 (1-2). pp. 29-37. ISSN 0025-3235

Sain, Kalachand ; Ghosh, Ranjana ; Ojha, Maheswar (2010) Rock physics modeling for assessing gas hydrate and free gas: a case study in the Cascadia accretionary prism Marine Geophysical Researches, 31 (1-2). pp. 109-119. ISSN 0025--235

Ojha, Maheswar ; Sain, Kalachand (2009) Seismic attributes for identifying gas-hydrates and free-gas zones: application to the Makran accretionary prism Episodes, 32 (4). pp. 264-270. ISSN 0705-3797

Ojha, Maheswar ; Sain, Kalachand (2008) Appraisal of gas-hydrate/free-gas from VP/VS ratio in the Makran accretionary prism Marine and Petroleum Geology, 25 (7). pp. 637-644. ISSN 0264-8172

Sain, Kalachand ; Ojha, Maheswar (2008) Identification and quantification of gas-hydrates: a viable source of energy in the 21st century Memoir, Geological Society of India, 68 . pp. 273-288.

Shankar, Uma ; Ojha, Maheswar ; Sain, Kalachand ; Khanna, Ramesh ; Sudhakar, Manju ; Tyagi, Abhishek (2008) Seafloor Geophysical Study in Search of Gas Hydrates/Gas Related Evidences in the Deep Waters of the Western Continental Margin of India Journal of the Geological Society of India, 72 (4). pp. 547-555. ISSN 0016-7622

Ojha, Maheswar ; Sain, Kalachand (2007) Seismic velocities and quantification of gas-hydrates from AVA modeling in the western continental margin of India Marine Geophysical Researches, 28 (2). pp. 101-107. ISSN 0025-3235