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Integrated First Degree

B.E.(Biotechnology)
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Prof. Subhadeep Roy

hyderabad Physics

Assistant Professor,
Department of Physics

Birla Institute of Technology & Science, Pilani
Hyderabad Campus
Jawahar Nagar, Kapra Mandal
Dist.-Medchal-500 078
Telangana, India
v
subhadeep.r@hyderabad.bits-pilani.ac.in
+91 40 66303577
+91 7407262438
https://www.linkedin.com/in/subhadeep-roy-76729657/

2024

2024_1

Dependence of reaction time in hydrothermal synthesis of MoS2 quantum dots: An investigation using optical tools and fractal analysis

Geetika Sahu, Chanchal Chakraborty, Subhadeep Roy, and Souri Banerjee, Journal of Crystal Growth 627, 127487 (2024).
viswa1

Critical crack-length during fracture

Viswakannan R. K., and Subhadeep Roy, arXiv:2402.12362 (2024).
continuum

Immiscible Two‑Phase Flow in Porous Media: Effective Rheology in the Continuum Limit

Subhadeep Roy, Santanu Sinha, Alex Hansen, Transport in Porous Media 151, 1295–1311 (2024).
fingering_pattern

Disorder-induced non-linear growth of fingers in immiscible two-phase flow in porous media

Santanu Sinha, Yves Méheust, Hursanay Fyhn, Subhadeep Roy, Alex Hansen, Physics of Fluids 36, 033309 (2024)

2023

2023_1

Record statistics of emitted energies − prediction of an upcoming failure

Subhadeep Roy, Physics A 627, 129129 (2023).
1

Record statistics based prediction of fracture in the random spring network model

Subrat Senapati, Subhadeep Roy, Anuradha Banerjee, and R.Rajesh, arXiv 2312.01158 (2023).

2022

2022_1

The Co-Moving Velocity in Immiscible Two-Phase Flow in Porous Media

Subhadeep Roy, Håkon Pedersen, Santanu Sinha, and Alex Hansen, Transport in Porous Media 143, 69–102 (2022).
2022_2

Modeling crack propagation in heterogeneous materials: Griffith’s law, intrinsic crack resistance, and avalanches

Subhadeep Roy, Takahiro Hatano, and Purusattam Ray, Phys. Rev. E 105, 055003 (2022).
2022_3

Model for creep failure with healing

Subhadeep Roy, and Takahiro Hatano, Phys. Rev. Res. 4, 023110 (2022).
2022_4

Opinion dynamics: Public and private

Subhadeep Roy, Soumyajyoti Biswas, Phil. Trans. Royal Soc. A. 380 (2224), 20210169 (2022).
2022_5

Correlation between avalanches and emitted energies during fracture with variable stress release range

Narendra K. Bodaballa, Soumyajyoti Biswas, Subhadeep Roy, Front. Phys. 10, 768853 (2022).

2021

2021_1

From nucleation to percolation: the effect of system size when disorder strength and stress localization compete

Subhadeep Roy, Front. Phys. 9, 752086 (2021).
2021_2

Rheology of immiscible two-phase flow in mixed wet porous media: Dynamic pore network model and capillary fiber bundle model results

Hursanay Fyhn, Santanu Sinha, Subhadeep Roy, and Alex Hansen, Transport in Porous Media 139, 491–512 (2021).
2021_3

Role of pore-size distribution on effective rheology of two-phase flow in porous media

Subhadeep Roy, Santanu Sinha, and Alex Hansen, Front. Water 3, 709833 (2021).
2021_4

Size distribution of emitted energies in local load sharing fiber bundles

Subhadeep Roy, Soumyajyoti Biswas, Front. Phys. 9, 643602(2021).
2021_5

Crack Localization and the Interplay between Stress Enhancement and Thermal Noise

Santanu Sinha, Subhadeep Roy, and Alex Hansen, Physica A 569, 125782 (2021).

2020

2020_1

Phase transitions and correlations in fracture processes where disorder and stress compete

Santanu Sinha, Subhadeep Roy, and Alex Hansen, Phys. Rev. Research 2, 043108 (2020).
2020_2

Creep failure in a threshold activated dynamics: Role of temperature during a sub-critical loading

Subhadeep Roy, and Takahiro Hatano, Phys. Rev. Research 2, 023104 (2020).
2020_3

Flow-Area Relations in Immiscible Two-Phase Flow in Porous Media

Subhadeep Roy, Santanu Sinha, and Alex Hansen, Front. Phys. 8, 4 (2020).

2019

2019_1

Failure time in heterogeneous systems

Subhadeep Roy, Soumyajyoti Biswas, and Purusattam Ray, Phys. Rev. Research 1, 033047 (2019).
2019_2

Effective Rheology of Two-Phase Flow in a Capillary Fiber Bundle Model

Subhadeep Roy, Alex Hansen, and Santanu Sinha, Front. Phys. 7, 92 (2019).

2018

2018_1

Creep-like behavior in athermal threshold dynamics: Effects of disorder and stress

Subhadeep Roy, and Takahiro Hatano, Phys. Rev. E 97, 062149 (2018).
2018_2

Stability in a fiber bundle model: Existence of strong links and the effect of disorder

Subhadeep Roy, Phys. Rev. E 97, 052130 (2018).
2018_3

Fiber bundle model under heterogeneous loading

Subhadeep Roy, and Sanchari Goswami, J. Stat. Phys. Vol 170, Issue 6, pp 1197-1214 (2018)

2017

2017_1

Modes of failures in disordered solids

Subhadeep Roy, Soumyajyoti Biswas, and Purusattam Ray, Phys. Rev. E 96, 063003 (2017).
2017_2

Predictability and strength of a heterogeneous system: The role of system size and disorder

Subhadeep Roy, Phys. Rev. E 96, 042142 (2017).

2015

2015_1

Critical behavior in fiber bundle model: A study on brittle to quasi-brittle transition

Subhadeep Roy, and Purusattam Ray, Europhysics Letters, Volume 112, Number 2, pp 26004 (2015).
2015_2

Nucleation versus percolation: Scaling criterion for failure in disordered solids

Soumyajyoti Biswas, Subhadeep Roy, and Purusattam Ray, Phys. Rev. E 91, 050105(R) (2015).

Conference Proceedings

CP1

Fracturing tests on reservoir rocks: Analysis of AE events and radial strain evolution

S. Pradhan, A.M. Stroisz, E. Fjr, J. Stenebrten, H. K. Lund, E. F. Snsteb, and S. Roy, 48th US Rock Mechanics / Geomechanics Symposium.
CP2

Study of ductile-brittle transition in fiber bundle model under mean-field approximation

Subhadeep Roy, and Purusattam Ray, 13th International Conference on Fracture 2013, ICF (2013).

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