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वैज्ञानिक तथा औद्योगिक अनुसंधान परिषद् Council of Scientific & Industrial Research (विज्ञान एवं प्रौद्योगिकी मंत्रालय, भारत सरकार) Ministry of Science & Technology, Govt. of India

Earth Science - Marine Geophysics



Raman Research Fellowship

Application form for FY 2025-2026

Application Reference No. : AB-CSIR/613/2023-ISTAD-CSIR HQ/ 59


  • Name
    Dr
    Sriram
    Gullapalli
  • Designation Senior Scientist
  • Lab / Instt CSIR-National Institute of Oceanography(CSIR-NIO), Goa
  • Area of research Earth Science - Marine Geophysics
  • Date of Birth 29-09-1983
  • Age not exceeding 45 yrs. as on Jan 30, 2025
    Year
    41
    Month
    4
  • Date Of Joining CSIR With Designation
    Date of Joining CSIR
    2016-09-07
    Designation (At the time of joining CSIR)
    Scientist
  • Qualification
    Degree
    Ph.D.
    Board / University
    AndhraUniversity, Andhra Pradesh
    Division
    -
    Subject
    Geophysics
    Year
    2015
  • Whether belonging to SC/ST/OBC Others
  • Knowledge Of Foreign Languages
    Language
    -
    Select Language
    Can Speak
    ,
    Language
    -
    Select Language
    Can Speak
  • Experience
    Position Held
    Scientist-B
    Duration
    From
    2013-04-09
    To
    2016-09-06
    Nature of Work
    Lead investigator in Deep Crustal
    Studies in National Centre for
    Antarctic and Ocean Research, in
    National Centre for Antarctic and
    Ocean Research. Coordinating and
    playing active roles in different
    Geophysical projects like the
    Integrated Ocean Drilling Project
    (IODP), Legal Continental Shelf
    (LCS), and Indian Ocean Geoid Low
    (IOGL) in the National Centre for
    Antarctic and Ocean Research
    ,
    Position Held
    Scientist
    Duration
    From
    2016-09-07
    To
    2021-09-06
    Nature of Work
    The nature of work involves research
    and development on gas hydrates,
    and cold seep exploration
    ,
    Position Held
    Senior Scientist
    Duration
    From
    2021-09-07
    To
    2024-07-31
    Nature of Work
    The nature of work involves research
    and development on gas hydrates,
    cold seep exploration, marine
    geohazards, submarine volcanic
    systems, and fluid migration. It also
    includes river mapping,
    environmental impact assessments
    (EIA) studies for sand mining
    activities, and providing industry
    consultancy for shallow geophysical
    surveys related to offshore pipeline
    installations, port development, and
    platform layouts for the oil and gas
    industry.
  • Number Of Publications
    International
    18
    National
    NO
  • Number Of Patents
    National
    NO
    International
    NO
  • Number Of Books
    National
    NO
    International
    NO
  • Awards & Recognition
    National
    1. Gold Medal for Department Topper, Andhra University
    2. Inspire Fellow, Department of Science & Technology (DST), India.
    3. Best Ph.D. Thesis for 2015 – 2016 in Geophysics from Association of
    Exploration Geophysicists and ONGC, India
    4. Young Scientist award in Earth Science for 2015 – 2016 from Andhra
    Pradesh Akademi of Sciences, Andhra Pradesh
    5. SERB - Early Career Research Award - 2019
    International
    No
  • Research, Development And Innovation Output Of The Candidate. A) Details Of Technologies And Products / Services
    Developed
    -
    Licensed
    -
    Commercialized
    -
    New entrepreneurs developed
    -
    Rol
    -
    Rol
    -
    Rol
    -
    Rol
    -
  • License Fee Received And Royalty Received
    License fee received
    -
    Royalty received
    -
    Rol
    -
    Rol
    -
  • Skill Development
    Select Year
    2019 - 2020
    Area Covered
    Marine Geophysical Surveys and instrumentation handling
    No. of people
    20
    Rol
    -
    Rol
    -
    ,
    Select Year
    2020 - 2021
    Area Covered
    Marine Geophysical Surveys and instrumentation handling
    No. of people
    20
    Rol
    -
    Rol
    -
    ,
    Select Year
    2021 - 2022
    Area Covered
    Marine Geophysical Surveys and instrumentation handling
    No. of people
    20
    Rol
    -
    Rol
    -
    ,
    Select Year
    2022 - 2023
    Area Covered
    Marine Geophysical Surveys and instrumentation handling
    No. of people
    20
    Rol
    -
    Rol
    -
    ,
    Select Year
    2023 - 2024
    Area Covered
    Marine Geophysical Surveys and instrumentation handling
    No. of people
    20
    Rol
    -
    Rol
    -
  • Socio-Economic Interventions
    No. of technologies deployed
    -
    Extension activities
    -
    Rol
    -
    Rol
    -
  • Major achievements/contribution of international level in the proposed area of research 1. Proposed Seismic anisotropy analysis in a fracture-gas hydrate system using Seismic amplitude variation with offset/angle in the Krishna-Godavari Basin.
    2. Developed a modified Effective Medium Model in the first principle Rock physics approach to estimate gas hydrate saturation from both P and S-wave velocities in clay dominated sediments.
    3. Investigated active fluid/gas migration in fracture-filled gas hydrate systems, confirming the co-existence of gas hydrate and free gas within the Gas Hydrate stability zone.
    4. Discovered the first Active Cold Seep System in the Indian Offshore region.
    5. Discovered active submarine slumping/sliding in Krishna-Godavari Basin.
    6. Discovered active gas venting (CO2) and established a Hydrothermal system on the Submarine Volcano (Crater Seamount) within the Andaman-Nicobar volcanic arc.
    7. Uncovered active fluid/gas migration in the forearc basin of the Andaman-Nicobar Subduction zone.
    8. Mapped active fluid/gas migration zones across the Andaman-Nicobar subduction trench and accretion prism, delineating potential zones of mineralization for the first time.
    Enclose file, if any
  • Name of the host Professor/Guide and full address of the Foreign Instt/Univ/R&D lab Priyank Jaiswal Professor, Boone Pickens School of Geology Director, Professional Science Masters in Geoscience Oklahoma State University ∙ OK 74078 priyank.jaiswal@okstate.edu
    Acceptance letter of host institute     Host Acceptance Letter 2024_0.pdf (404.46 KB)
  • Research accomplishments of the host Priyank Jaiswal, currently a professor and director of
    the Professional Science Masters in Geoscience at
    Oklahoma State University, holds a BS in Earth
    Science from the Indian Institute of Technology and
    an MA and PhD in Geophysics from Rice
    University. He began his career as a geophysicist at
    Total E&P USA Inc., focusing on tight-gas assets in
    South Texas and the Gulf of Mexico. His research
    journey includes significant roles at Rice University,5
    where he studied gas hydrates in the Gulf of Mexico,
    and internships at Occidental Oil Inc. and
    Schlumberger. Joining Oklahoma State University in
    2009, he has progressed to full professor as of 2021,
    contributing to geophysics education, student
    mentorship, and the establishment of a
    computational seismology lab. His extensive
    research portfolio encompasses gas hydrate
    quantification, seismology, inverse theory,
    petroleum systems, and coastal hazard mapping in
    India. Jaiswal holds patents in sediment disruption
    prevention (2023), structural fatigue monitoring
    (2023), seismic source signature reconstruction
    (2020), fracture density mapping (2019), and
    concurrent velocity model and depth image
    generation (2014). He has authored 37 peerreviewed papers and is recognized for advancing
    seismic waveform inversion techniques to image
    complex geological structures and solve diverse
    geophysical challenges.
  • Major research facilities at the host laboratory/institute Geology
    The Boone Pickens School of Geology is well-equipped and houses facilities that support the research and teaching programs within the School and provide analytical services to other departments within OSU, other universities, and government and non-government entities.

    STRUCTURAL GEOLOGY AND TECTONICS LABORATORY
    The School has state-of-the-art equipment to support structural geology and tectonic analyses, and for conducting GPS surveys, processing, rock deformation analysis, and geologic mapping. In addition, a variety of equipment is available.
    • Three computers with ArcGIS, MOVE, Rockware, and drawing software installed.
    • Eight Trimble NetRS receivers with Zephyr antennas, batteries, solar panels, hardware, and mounting equipment.
    • Two computers will be additionally equipped with GAMMIT-GLOBK and GIPSY-OASIS for processing of GPS data.
    • A color printer and large format scanner.
    • The laboratory also contains an AutoLab 550-D, a manually controlled rock deformation system.
    • Hand-held Stihl diamond bit drill for obtaining core samples. The drill is equipped with water bottle, orienting device, and case.
    • Nikon Eclipse E600 petrographic microscope with Nikon camera.
    • Two Brunton compasses, two handheld GPS units, rock hammers, and sample bags for field campaigns.

    GEOPHYSICS LABORATORIES
    The School has state-of-the-art equipment for conducting geophysical surveys related to subsurface contamination, microbial processes at contaminated sites, shallow subsurface lithological studies, and petroleum research. In addition, a variety of geophysical equipment is available for conducting research in neotectonics.
    Field Equipment
    • Electrical Resistivity
    o - AGI SuperSting R8-56 electrode resistivity/IP system
    o IRIS Syscal Pro 72 electrode resistivity/IP system
    o Geometrics OhmMapper
    • Ground Penetrating Radar
    o Pulse Ekko ground penetrating radar unit with several antennas 100 – 450 MHz
    o Geophysical Surveys Systems Inc. SIR 3000 ground penetrating radar unit with several antennas 200-400 MHz
    • Electromagnetics
    o Geonics EM34-3
    o Geonics EM31-MK2 Ground Conductivity incl. RT modification, DL600 datalogger including DAS70-CX Data Acquisition System (Allegro CX field computer with
    o 2x input connections, incl. battery charger and cables)
    o Geometrics STRATAGEM EH4 Hybrid-Source Magnetotellurics. Frequency range of 10 Hz to 90k Hz
    • Spontaneous potential (SP)
    o Pb-PbCl2 electrodes and voltmeters
    • Seismic
    o Betsy Gun explosive source
    o Kubota mounted compressed-nitrogen fired accelerated weight drop (courtesy, United Service Alliance Inc.)
    o 2, 24-channel Geometrics Geode Ultra-Light Exploration Seismograph
    o 48, 14 Hz vertical geophones
    o 60, 60Hz vertical geophones
    o 48, 28Hz horizontal geophones
    • Magnetics
    o Geometrics G858 Cesium vapor magnetometer
    o Geometrics G856 Proton precession magnetometer
    • Gravity
    o Scintrex CG5 gravimeter
    • Global Positioning System
    o 2 Topcon GPS units with RTK capabilities.

    Biogeophysics Research Laboratory
    The Biogeophysics laboratory is housed in the Henry Belmon Research Center (room 010S), a state-of-the-art interdisciplinary science center.
    o 3 National Instrument dynamic signal analyzers for conducting laboratory spectral induced polarization (SIP) measurements
    o Keithly meters for voltage and resistance automatic data recording
    o High impedance voltmeter for Self-Potential recording
    o Barrington MS2 for magnetic susceptibility meter
    o Laboratory seismic measuring equipment
    o Biosafety cabinet
    o Sonication bath with temperature control
    o 7.5L New Brunswick BIOFLO 110 bench-top fermenter (bioreactor)
    o UV scanning spectrophotometer
    o Microelectrodes including pH meters, conductivity meter, redox probes, etc.
    o large capacity gravity oven
    o 2 orbital incubators
    o VWR AS 12 Bench Autoclave
    o Beckman Centrifuge
    o Isotemp plus laboratory refrigerators
    o Sample storage freezer
    o 855-ACB Control Atmosphere Chamber (Anaerobic glove box)

    COMPUTATION FACILITY
    The School has a computational laboratory for processing seismic data for petroleum and crustal research.
    Hardware
    • HP ProLiant DL580 G5 Server
    • IBM xSeries scalable 3950 Cluster Server
    • Dual-monitor HP Z400 Workstations.
    • Thermal plotter

    Industry Standard Software
    • Red Hat Enterprise Linux 5.4 as operating system.
    • Industry-standard Software
    o Landmark processing package: A set of tools direct well-to-seismic correlations, create simple velocity models, or determine accurate time/depth relationships for advanced AVO or inversion workflows, including SeisSpace®/ProMAX®, PowerView, PostStack, Rave, Sigmaview, and Syntool.
    o Hampson-Russell: A set of tools for lithology/fluid estimation in reservoirs, including AVO (Amplitude Analysis and Modeling), AFI (Fluid Inversion), ISMAP (Statisticak Mapping), STRATA (Pre- and Post-Stack inversion).
    o Schlumberger Petrel: A set of E&P Integrated reservoir management suite
    o Roxar RMS: A set of E&P Integrated reservoir management suite
    o Surfseis: A set tools for ground roll inversion
    o Seismic Micro-Technology Inc. KINGDOM Suite seismic interpretation suite

    Research Codes
    • Full-Waveform Inversion: Frequency domain visco-acoustic (courtesy: Gerhard Pratt)
    • Seismic Unix: seismic processing and modeling (Colorado School of Mines)
    • Madagascar: seismic processing and modeling (UT Austin)
    • FAST: traveltime tomography (Rice University)
    • RAYINVR: velocity model building (Rice University)
  • Prior linkage/cooperation with the host I have closely followed Professor Priyank Jaiswal's
    pioneering research on Seismic Waveform Inversion
    in the Upper Assam Petroleum Systems and Gas
    Hydrates in the Krishna-Godavari Basin since his
    2008 visit to India as a visiting scientist. His
    expertise in gas hydrate quantification, seismology,
    inverse theory, petroleum systems, coastal hazard
    mapping, and Waveform Inversion profoundly
    inspires my proposed research. Professor Jaiswal's
    work provides a solid foundation for advancing my
    understanding of pore pressure estimation and its
    link to geohazards, guiding more accurate seismic
    data interpretations in marine environments.
  • Reason for selecting the proposed host I have selected Professor Priyank Jaiswal from
    Oklahoma State University as my mentor and source
    of inspiration due to his extensive 25-year research
    career in Geophysics, with a specialization in
    Seismic Waveform Inversion for characterizing
    petroleum and gas hydrate reservoirs. His expertise
    includes gas hydrate quantification, seismology,
    inverse theory, petroleum systems, coastal hazard
    mapping, and Waveform Inversion. Notably, he has
    secured significant extramural funding, serving as
    Principal Investigator for projects totaling $5 million
    and as Co-Principal Investigator for projects totaling
    $1.5 million. His research closely aligns with the
    objectives of my proposed study. Professor Jaiswal's
    pioneering contributions in these fields provide a
    robust foundation and profound inspiration for
    advancing my understanding of pore pressure
    estimation and its implications for geohazards.
  • Title of the research proposal to be carried out abroad Advanced Seismic Characterization of the Andaman Subduction Dynamics for Geohazards Prediction
  • Detailed description of the research work to be carried out abroad Attached the Complete Research proposal of the work to be carried out with the Host and University
    Enclose separate sheet     File6. APPENDIX V RESEARCH PROPOSAL 2024-2025_Revised_0.pdf (196.25 KB)
  • Please give one page write-up on the novelty of the research topic Novelty of the Research Topic: Advanced Seismic Characterization of the
    Andaman Subduction Dynamics for Geohazards Prediction
    The proposed research on "Advanced Seismic Characterization of the Andaman Subduction Dynamics for
    Geohazards Prediction" offers several innovative contributions to our understanding of subduction zone
    dynamics and seismic hazards:
    Advanced Seismic Techniques
    1. Full Waveform Inversion (FWI): FWI provides exceptionally high-resolution subsurface
    images by iteratively refining velocity models to match observed seismic waveforms, allowing
    detailed mapping of complex geological features like décollements and fault planes.
    2. Machine Learning Integration: Combining machine learning algorithms with FWI for
    estimating overpressure zones enhances seismic data analysis by identifying patterns and
    correlations within large datasets, improving predictions of fluid-rich layers and their impact on
    seismic behavior.
    Focus on Fluid Dynamics
    3. Fluid Migration Characterization: Emphasizing fluid migration, a critical yet often
    underexplored aspect of seismic studies, this research aims to understand how fluids influence
    geological processes, earthquake mechanics, and tsunami generation.
    4. Shear Strength Variations: Using FWI-derived velocity models to assess shear strength
    variations provides insights into the mechanical properties of the subducting plate, crucial for
    evaluating seismic activity potential and earthquake rupture dynamics.
    Regional Focus and Relevance
    5. Andaman-Nicobar Subduction Zone: Focusing on the Andaman-Nicobar subduction zone
    addresses a significant research gap. This region's detailed study will enhance seismic hazard
    assessments and disaster preparedness in the Indian Ocean area.
    Integration and Validation
    6. Comprehensive Validation: Emphasizing the validation of seismic data interpretations with
    local geological data and rigorous cross-validation techniques ensures reliable and accurate
    results, enhancing the robustness of geological models.
    Commercial and Strategic Implications
    7. Commercial Benefits: The application of FWI in resource exploration, geotechnical engineering,
    and environmental monitoring improves subsurface imaging accuracy, optimizing exploration
    strategies, enhancing infrastructure safety, and supporting sustainable resource management.
    8. Strategic Alignment with CSIR-NIO: The research aligns with CSIR-National Institute of
    Oceanography's strategic goals, enhancing capabilities in high-resolution subsurface imaging and
    contributing to initiatives in marine geophysics, tectonics, and natural hazard assessment.
    Conclusion
    This research represents a significant advancement in seismic characterization, focusing on fluid
    dynamics and shear strength variations in subduction zones. The innovative use of FWI and machine
    learning, combined with a comprehensive validation approach and regional focus, promises valuable
    insights into seismic hazards and more effective risk mitigation strategies.
  • Linkage of the proposed work with priority Themes/Projects/Programmes of CSIR This proposal aligns closely with several priority themes and ongoing projects at CSIRNational Institute of Oceanography (NIO). The study of fluid dynamics and seismic
    properties in the Andaman-Nicobar Subduction Zone directly supports NIO's efforts in
    understanding geological processes and seismic hazards in marine environments. By
    leveraging advanced seismic techniques like Full Waveform Inversion (FWI), the research
    aims to enhance the institute's capabilities in high-resolution imaging of subsurface
    structures and fluid migration pathways. This alignment underscores the project's
    contribution to NIO's broader initiatives in marine geophysics, tectonics, and natural hazard
    assessment, reinforcing its strategic goals in oceanographic research and resource
    management.
  • Does the proposed research work involve IPR issues. If yes, has the host institute agreed to share the same with CSIR? No
  • Could the proposed work be carried out within India at CSIR/non CSIR S&T institutions? The proposed foreign institution, Oklahoma State University under the mentorship of Professor Priyank Jaiswal, offers specialized expertise in Seismic Waveform Inversion
    applied to petroleum systems and geohazards, advanced computational resources, access to relevant datasets such as those from the Gulf of Mexico, collaborative opportunities
    with international researchers, and advanced training in cutting-edge geophysical techniques. These advantages justify selecting a foreign institution for the research,
    providing unparalleled opportunities for skill development, capacity building, and impactful research outcomes, which are not readily available within India or other non CSIR S&T institutions. The proposed inversion technique is the patent of the Prof. Priyank Jaiwal which is not freely available.
  • Please enclose separate sheet, if necessary
  • Minimum period required for conducting proposed research. (2-6 months) 4
  • Relevance of proposed research with the activities/programmes of Lab/CSIR The proposed research focusing on assessing marine
    geohazards using Seismic Full Waveform Inversion
    (FWI) is closely aligned with the strategic initiatives
    of CSIR-National Institute of Oceanography (NIO).
    CSIR-NIO's Geological Oceanography Division is
    known for its leadership in cutting-edge marine
    geoscience research and utilizes advanced
    geophysical equipment to address challenges relevant
    to the industry. By applying FWI to analyze
    subsurface structures and fluid dynamics in the
    Andaman-Nicobar subduction zone, this research
    directly tackles critical issues in seismic hazard
    assessment and geological modeling. Its innovative7
    approach resonates with CSIR-NIO's commitment to
    advancing oceanographic research, promising
    significant contributions to understanding earthquake
    dynamics, enhancing disaster preparedness, and
    supporting sustainable coastal development and
    marine resource management efforts across the
    broader Indian Ocean region.
  • Nature of expected output from the proposed study and its likely uses The proposed study aims to generate high-resolution
    subsurface velocity models and detailed
    characterizations of fluid migration patterns within
    the Andaman-Nicobar subduction zone using Seismic
    Full Waveform Inversion (FWI). The expected
    outputs include comprehensive images of subsurface
    structures and fluid-rich zones, identification of
    overpressure zones, and assessments of shear strength
    variations. These findings will enhance seismic
    hazard assessments, disaster preparedness, and
    sustainable coastal development planning.
    Additionally, the validated geological models and
    comprehensive reports produced will support marine
    resource management and contribute to the
    advancement of oceanographic research. By
    addressing critical issues in seismic hazard
    assessment and geological modeling, the study aligns
    with CSIR-NIO's strategic initiatives and underscores
    its commitment to pioneering research and
    technological innovation in marine geoscience.
  • What benefits will accrue to CSIR by conducting this research work My research tenure at Oklahoma State University
    presents an exceptional opportunity to deepen my
    expertise in marine geosciences and geohazard
    assessment. Utilizing innovative Seismic Full
    Waveform Inversion (FWI), this study promises to
    significantly enhance our institute's scientific
    knowledge and technological capabilities. It will also
    strengthen collaborations with industry and
    government partners, attract funding, and support
    sustainable coastal development and disaster
    preparedness initiatives. These outcomes are crucial
    for advancing CSIR's strategic goals and societal
    impact. My research background will further drive
    progress in geohazard studies, fostering collaborative
    scientific initiatives that connect geohazard research
    across various CSIR and non-CSIR laboratories and
    national institutes.
  • Commercialisation prospects of the proposed research work Seismic Full Waveform Inversion (FWI) offers
    substantial commercial benefits across multiple
    sectors. In resource exploration, FWI enhances the
    accuracy of subsurface imaging, crucial for locating
    hydrocarbon reservoirs and mineral deposits, thereby
    reducing exploration risks and optimizing extraction
    strategies. It also supports geotechnical engineering
    by providing detailed subsurface assessments for
    construction projects, ensuring infrastructure safety,
    and minimizing geological hazards. FWI's
    applications extend to environmental monitoring,8
    aiding in groundwater assessment, pollution
    detection, and geological hazard prediction. For
    industries involved in seismic hazard assessment and
    insurance, FWI provides critical insights into
    earthquake risks, helping to assess vulnerabilities and
    mitigate potential impacts on urban areas and
    infrastructure. Furthermore, ongoing advancements in
    FWI technology drive innovation in geophysical
    software and consultancy services, offering
    specialized expertise in geological modeling and
    seismic interpretation. Overall, FWI's adoption
    enhances capabilities across various domains,
    fostering technological innovation and strategic
    opportunities in commercial markets
  • Previous visits abroad during last 3 years No international trips were conducted within the past
    three years
  • Any other relevant information you may feel necessary to give NO
  • signature Final_Sriram_Raman_Research_Fellowship2024_2025_Application_Signed_revised_0.pdf (3.84 MB)
  • Recommendations Of The Director Of The Lab/Instt
  • a) Comments of the Director on the information given above by the applicant. Dr. Sriram Gullapalli, Senior Scientist at
    CSIR-National Institute of Oceanography,
    Goa submit an application for Raman
    Research Fellowship for the year 2024-2025
    to pursue his short-term (4 months) research
    on Geohazards at Oklahoma State
    University, USA. The information provided
    in the application is correct
  • b) Remark of the Director on the potential and credentials of the applicant Dr. Sriram Gullapalli has made substantial
    contributions to Marine Exploration
    Geophysics, particularly in the exploration
    of gas hydrates, cold seeps, active
    submarine volcanoes, and mapping
    geohazards in Indian continental margins
    and the Andaman-Nicobar regions. His
    work in industry-related scientific endeavors
    has been exceptional.
    The proposed research under the framework
    of the “Raman Research Fellowship 2024-
    2025” at Oklahoma State University, USA,
    offers Dr. Sriram Gullapalli an invaluable
    opportunity to explore new techniques in
    exploration geophysics, acquire knowledge,
    skills, and innovative ideas crucial for his
    future in marine geophysics at CSIR-NIO.
    Dr. Sriram Gullapalli has published 18
    research papers in peer-reviewed
    international journals, which are highly
    cited. Given his significant contributions to
    the field of exploration-geophysics,
    particularly in the marine domain, I strongly
    endorse Dr. Sriram Gullapalli's application
    for the “Raman Research Fellowship 2024-
    2025”.
  • c) Field of proposed study and its relation to the Lab's Priorities, particularly with regards to the Priority Themes/Projects/Prog Dr. Sriram Gullapalli aims to conduct shortterm research focused on Geohazards
    assessment and its applications in Marine
    Geohazards and other exploratory aspects of
    marine geophysics. His proposed research
    aligns seamlessly with the ongoing projects
    on Geodynamics, Hydrothermal systems,
    Gas hydrate, and Cold seep exploration at
    CSIR – NIO, Goa
  • d) Remarks on chosen place of work, special features of the concerned Lab The Geoscience research group at
    Oklahoma State University, USA, led by
    Prof. Priyank Jaiswal, is actively engaged in
    advanced research on seismology, gas
    hydrates, waveform inversion, geohazards,
    and CO2 sequestration. Prof. Jaiswal brings
    25 years of expertise in these areas. The
    host laboratory is equipped with state-ofthe-art geophysical instrumentation,10
    advanced modeling tools, and laboratory
    experimental setups. The experience and
    knowledge that Dr. Sriram Gullapalli will
    gain in the emerging field of geohazard
    assessment will significantly enhance his
    scientific skills and capabilities.
  • e) Scientific and economic implication of the proposed work during the Fellowship (both on Indian as well as global) The proposed study aims to generate highresolution subsurface velocity models and
    detailed fluid migration characterizations
    within the Andaman-Nicobar subduction
    zone using Seismic Full Waveform
    Inversion (FWI). Expected outputs include
    detailed images of subsurface structures,
    fluid-rich zones, identification of
    overpressure areas, and assessments of shear
    strength variations. These results will
    enhance seismic hazard assessments,
    disaster preparedness, and sustainable
    coastal development planning. The study
    will also produce validated geological
    models and comprehensive reports to
    support marine resource management and
    advance oceanographic research. By
    addressing critical issues in seismic hazard
    assessment and geological modeling, the
    study aligns with CSIR-NIO's strategic
    initiatives and commitment to pioneering
    marine geoscience research and
    technological innovation.
  • f) Commercialisation prospect and likely users of the proposed research in the industrial sectors The proposed research has significant
    commercialization prospects for the oil and
    gas industry, offshore engineering, and
    coastal infrastructure development. High resolution subsurface models will optimize
    exploration, production, and hazard
    mitigation. Environmental consulting firms
    and government agencies will benefit from
    improved disaster preparedness and
    sustainable resource management,
    advancing industry capabilities for safer,
    more efficient operations.
    Potential Users:
    Directorate General of Hydrocarbons, India
    Oil and Natural Gas Corporation, India
    National Institute of Wind Energy, Ministry
    of Renewable Energy, Govt. of India
    Ministry of Petroleum and Natural Gas
    (MoPNG), Govt. of India
    Geological Survey of India (GSI), Ministry
    of Mines
  • g) List of scientific peers, who can appreciate and comment on the scientific approach and overall utlity of the proposed work Dr. Satish Kumar Sinha
    Professor Geophysics
    Rajiv Gandhi Institute of Petroleum
    Technology Jais, Amethi
    Email: ssinha@rgipt.ac.in
    Phone: +91 535 2704546
    Mobile: +91 9453045135

    Dr. Dibakar Ghosal,
    Assistant Professor,
    Indian Institute of Technology, Kanpur
    Email: dghosal@iitk.ac.in
    Phone: +91 5212 6796909
    Mobile: +91 9129824134

    Dr. Bharath Shekar
    Associate Professor
    Indian Institute of Technology, Bombay
    Email: bshekar@iitb.ac.in
    Phone: +91 22 25767296
    Mobile: +91 9920091979
  • Recommendations of the Director of the Lab/Instt Director Recommendations_1.pdf (756.91 KB)
  • Summary Sheet of the RRF Applicant fill Annexure III of the RRF Guidelines Summary Sheet of RRF2027-2025 Sriram Gullapalli NIO_0.pdf (505.82 KB)
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