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Publications

 

2024

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  1. Rohilla, S & Sebastian, R (2024), “ Determination of frequency-dependent dynamic properties of rocks using the non-resonance method”, International Journal of Geomechanics  (Impact factor: 3.918) (accepted).

  2. Jaiswal, M., Sebastian, R & Mulaveesala, R (2024), “Thermal monitoring and deep learning approach for early warning prediction of rock burst in underground structures”, Journal of Physics D: Applied Physics,  57 (10), 105502 (Impact factor: 3.409). (Click to download: https://iopscience.iop.org/article/10.1088/1361-6463/ad11bb)

  3. Jaiswal, M., Sebastian, R & Mulaveesala, R (2024), “Detecting meso-damage and subsurface cracks in a hard rock using frequency-modulated thermal wave imaging (FMTWI)”, Measurement Science and Technology, 35 (3), 035403 (Impact factor: 2.398). (Click to download: https://iopscience.iop.org/article/10.1088/1361-6501/ad11c8)

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2023

  1. Saha, K & Sebastian, R (2023), “Dynamic behaviour of rock joint during shear wave propagation: The influence of joint orientation”, Rock Mechanics and Rock Engineering, DOI : 10.1007/s00603-023-03475-0 (Impact Factor:6.2) (Click to download: https://link.springer.com/article/10.1007/s00603-023-03475-0)

  2. Rohilla, S & Sebastian, R (2023), “Determination of joint roughness coefficient using a cost – effective photogrammetry technique”, Bulletin of Engineering Geology and the Environment, Springer, 82, paper no. 125. (Impact Factor:4.2) (Click to download:https://link.springer.com/article/10.1007/s10064-023-03135-1)

  3. Rohilla, S & Sebastian, R (2023), “Resonant column and cyclic torsional shear tests on Sutlej river sand subjected to the seismicity of Himalayan and Shivalik hill ranges: A case study”, Soil Dynamics and Earthquake Engineering, Elsevier, 166, paper no. 107766. (Impact Factor: 4.0) (Click to download:https://www.sciencedirect.com/science/article/pii/S0267726123000118)

  4. Jaiswal, M., Sebastian, R., & Mulaveesala, R (2023), “Modulated thermal wave imaging approach to detect subsurface microcracks and their coalescence in deep mines for rock burst (strain burst) prediction”, 15th International ISRM Congress 2023 & 72nd Geomechanics Colloquium, Paper Number: ISRM-15 CONGRESS-2023-064.

  5. Saha, K. & Sebastian, R. (2023), “Shear wave propagation across jointed rocks of varying seismic impedance”, 15th International ISRM Congress 2023 & 72nd Geomechanics Colloquium, Paper Number: ISRM-15 CONGRESS-2023-323.

  6. Rohilla, S. & Sebastian, R. (2023), “Study of stress-dependent dynamic properties of jointed rock using resonant column apparatus”, 15th International ISRM Congress 2023 & 72nd Geomechanics Colloquium, Paper Number: ISRM-15 CONGRESS-2023-385.

  7. Sebastian, R & Saha, K. (2023), “Numerical simulation of shear wave propagation through jointed rocks”, Proceedings of the 5th International conference on numerical modelling in engineering, Volume 2, Numerical Modelling in Mechanical and Materials Engineering, NME 2022, 23–24 August, Ghent University, Belgium.

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2022

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  1. Jaiswal, M., Sebastian, R., & Mulaveesala, R (2022), “Numerical simulation study on subsurface microcrack using active infrared thermography”, Indian Geotechnical Conference (IGC-2022), Kochi, 15- 17 December 2022.

  2. Saha, K & Sebastian, R (2022), “Comparison of joint models used for the propagation of shear waves across jointed rocks”, Indian Geotechnical Conference (IGC-2022), Kochi, 15- 17 December 2022.

  3. Sakshi, R & Sebastian, R (2022), “Influence of density on the dynamic properties of intact rocks”, Indian Geotechnical Conference (IGC-2022), Kochi, 15- 17 December 2022.

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2019

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1. Sebastian, R & Mishra, B. (2019) “Numerical investigation of massive roof failure in an underground coal mine in Pittsburgh seam”, Rock mechanics for natural resources and infrastructure  development,14th International ISRM Congress, 13-18 September, Foz do Iguassu, Brazil,  2895-2901.

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2018

  1. Sitharam, T. G., Sebastian, R & Fazil, F (2018) “Vibration isolation of buildings housed with sensitive equipment using open trenches- Case study and numerical simulations, Soil Dynamics and Earthquake Engineering, Elsevier, 115, 344-351. (Impact Factor: 4.0)

  2. Sebastian, R & Sitharam, T. G. (2018) “ Resonant column tests and non linear elasticity in simulated rocks”, Rock Mechanics Rock Engineering, Springer, 51, 155-172. (Impact Factor:6.2)

  3. Sebastian, R & Sitharam, T. G. (2018) “Numerical simulation of wave propagation across multiple parallel rock joints using DEM”. Indian Geotechnical Conference, December 13-15, Bangalore, India, Proceedings, Paper ID Th10_008.

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2016

  1. Sebastian, R & Sitharam, T. G(2016) “Long wavelength propagation of waves in jointed rocks using resonant column experiments and model material”, Geomechanics and Geoengineering: An International Journal, Taylor & Francis,11(4), 281-296. (Impact Factor (scopus): 1.923)

  2. Sebastian, R & Sitharam, T. G. (2016) “Transformations of obliquely striking waves at rock joint: Numerical Simulations”. International Journal of Geomechanics, ASCE, 16(3), 04015079. (Impact Factor: 3.918)

  3. T. G. Sitharam & Sebastian, R (2016) “Numerical simulation of resonant column tests on jointed rocks using DEM”. Proceedings of 7th International Conference on Discrete Element Methods, August 1-4, Dalian, China, pp 889-896.

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2015

  1. Sebastian, R & Sitharam, T. G. (2015) “Long wavelength propagation of elastic waves across frictional and filled rock joints with different orientations: Experimental results”. Geotechnical and Geological Engineering, Springer, 33(4), 923-934. (Impact Factor: 1.7)

  2. T. G. Sitharam & Sebastian, R. (2015) “Numerical simulation of resonant column experiments for jointed rocks and its application in rock mechanics”. Innovations in applied and theoretical rock mechanics, 13th International ISRM Congress, May 10-13, Montreal, Canada, paper no: 885.

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2014

  1. Sebastian, R & Sitharam, T. G.  (2014). “Transmission of elastic waves through a frictional boundary”, International Journal of Rock Mechanics and Mining Sciences, Elsevier, 66, p. 84 -90. (Impact Factor:7.2)

  2. ​T. G. Sitharam & Sebastian, R. (2014) “Study on long wavelength propagation of seismic waves across filled joints using resonant column experiments”, 8th Asian Rock Mechanics Symposium, Japan, ISRM –ARMS8-2014-105.

  3. Sebastian, R & Sitharam, T. G. (2014) “Numerical simulation of transformation of an obliquely incident shear wave at rock joint”, Proc. International Symposium, Geomechanics from Micro to Macro, IS Cambridge, p- 801-805.

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2013

  1. T. G. Sitharam & Sebastian, R. (2013) “Study on transmission of elastic waves through jointed rocks using numerical simulations”, Keynote address: 11th International Conference on Analysis of Discontinuous Deformation, 2013, Fukoka, Japan.

  2. Sebastian, R & Sitharam, T. G. (2013) “Numerical simulation of bender / extender elements using DEM  and its application to jointed rock mass”, Proceedings, 6th International Conference on Discrete Element Methods (DEM6-2013), Colorado, U.S.A. p. 494-499

  3. Sebastian, R & Sitharam, T. G. (2013)  “Propagation of a dynamic wave across discontinuities in a jointed rock “ – Proceedings, Indorock-2013, Waknaghat, Himachal Pradesh, 153-159

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