305 Latrobe Hall
Baltimore, MD 21218
e-mail: [email protected]
Education:
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- ME, Aerospace Engineering Indian Institute of Science, Bangalore, India
- BE, Civil Engineering, Jadavpur University, Kolkata, India
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Current Project Title:
Modeling the Evolution of Defects in Crystalline Solids Using Self-consistent Coupled
Atomistic-continuum Framework.
Papers:
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- J. Zhang, S. Chakraborty and S. Ghosh, “Concurrent atomistic-continuum model for developing self-consistent elastic constitutive modeling of crystalline solids with cracks”, International Journal Multiscale Computational Engineering, Vol. 15, No. 2, pp. 99-119.
- S. Chakraborty, J. Zhang and S. Ghosh,“Accelerated molecular dynamics simulations for characterizing plastic deformation in crystalline materials with cracks”, Computational Materials Science, Vol. 121, pp. 23-36, (Editor’s Choice).
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Conferences:
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- TMS2016, 145th ANNUAL MEETING & EXHIBITION, February 14 – 18, 2016, Nashville, Tennessee.
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305 Latrobe Hall
3400 N. Charles Street
Baltimore, MD 21218e-mail: [email protected]
Education:
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- M.Tech, Structural Engineering, Indian Institute of Technology Kharagpur, 2015
- B.Tech (Hons.), Civil Engineering, Indian Institute of Technology Kharagpur, 2015
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Current Project Title:
Computational Modeling of Coupled Electro-Magnetic-Dynamical Systems
305 Latrobe Hall
3400 N. Charles Street
Baltimore, MD 21218
e-mail: [email protected]Education:
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- B.E., Civil Engineering, Osmania University, India
- M.Tech., Structural Engineering, Indian Institute of Technology, Bombay, India.
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Current Project Title:
Probability Based Homogenized Continuum Constitutive Damage Model for Integration into Structural Level Macroscopic Modeling
Conferences:
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- S. Kotha, D. Ozturk and S. Ghosh, “Probabilistic homogenization of crystal plasticity and fatigue crack nucleation models, EMI 2017: Engineering Mechanics Institute Conference, San Diego, CA, June 4-7, 2017.
- S. Ghosh, S. Kotha and D. Ozturk, “Probabilistic homogenization of crystal plasticity modeling for Ti alloys”, TMS 2016 144th Annual Meeting & Exhibition, Nashville, TN, February 14-18, 2016
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305 Latrobe Hall
3400 N. Charles Street
Baltimore, MD 21218
e-mail: [email protected]Education:
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- B.S., South China University of Technology
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Current Project Title:
High Strain Rate Modeling of Composite Microstructure Damage
Papers:
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- Z. Li, S. Ghosh, N. Getinet and D. O’Brien, “Micromechanical modeling and characterization of damage evolution in glass fiber epoxy matrix composites”, Mechanics of Materials, Vol. 99, pp. 37-52
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Conferences:
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- Z. Li, S. Baby, X. Zhang and S. Ghosh, “Multi‐Scale Modeling of Damage and Failure in S‐Glass/Epoxy Fiber Reinforced Composite Subject to High Strain Rate Impact”, EMI 2016 Conference & Probabilistic Mechanics & Reliability 2016 Conference, Vanderbilt University, Nashville, TN, May 22-25, 2016.
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305 Latrobe Hall
3400 N. Charles Street
Baltimore, MD 21218
e-mail: [email protected]Education:
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- B.Tech., Aerospace Engineering, Indian Institute of Technology, Bombay, India
- M.S., Mechanical Engineering, King Abdullah University of Science and Technology, Kingdom of Saudi Arabia
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Current Project Title:
Uncertainty quantification in parametrically homogenized continuum constitutive model
305 Latrobe Hall
3400 N. Charles Street
Baltimore, MD 21218
e-mail: [email protected]Education
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- MS, Physics, Bogazici University, Istanbul
- BS, Civil Engineering, Bogazici University, Istanbul
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Current Project Title
Adaptive Crystal Plasticity FEM modeling of thermo-mechanical fatigue in Polycrystalline Ti Alloys
Papers:
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- D. Oztürk, A.L. Pilchak and S. Ghosh, “Experimentally validated dwell fatigue crack nucleation model for α-Ti alloys“, Scripta Materialia, Vol. 127, pp. 15-18
- D. Oztürk, A. Shahba and S. Ghosh, “Crystal plasticity FE study of the effect of thermo-mechanical loading on fatigue crack nucleation in titanium alloys”, Fatigue & Fracture of Engineering Materials & Structures, Vol. 39, pp. 752-769
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Conferences:
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- D. Oztürk, S. Kotha and S. Ghosh, “Multi-Scale Modeling of Fatigue Crack Initiation in Polycrystalline Titanium Alloys”, 14th US National Congress on Computational Mechanics, Montreal, Canada, June 17-20, 2017.
- D. Oztürk, S. Kotha and S. Ghosh, “Crystal Plasticity FE Study of the Role of Microtexture on Dwell Fatigue Response of Titanium Alloys”, ICTAM 2016: 24th International Congress of Theoretical and Applied Mechanics, Montreal, Canada, August 21-26, 2016.
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305 Latrobe Hall
3400 N. Charles Street
Baltimore, MD 21218
e-mail: [email protected]Education
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- BS., Applied Mathematics and Statistics, Johns Hopkins University (2014)
- BS., Chemical and Biomolecular Engineering, JOhns Hopkins UNiversity (2014)
- MS., Chemical and Biomolecular Engineering, JOhns Hopkins University (2015)
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Current Project Title
3D Generation of Statistically Equivalent Gamma-Gamma’ Precipitates
Conferences:
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- M. Pinz, G. Weber and S. Ghosh, “An integrated microstructure development and crystal plasticity approach with uncertainty quantification for multi-scale constitutive model development”, TMS 2017: 146th Annual Meetings and Exhibition, San Diego, CA, February 26-March 2, 2017.
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305 Latrobe Hall
3400 N. Charles Street
Baltimore, MD 21218
e-mail: [email protected]Education:
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- B.Sc. in Civil Engineering, University of Tehran, Iran, 2011
- M.Sc. in Mechanical Engineering, Johns Hopkins University, USA, 2016
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Current Project Titles:
Developing a Unified Flow Rule For Crystal Plasticity FE Modeling of Ti Alloys for a Range of Strain-Rates
Modeling Fatigue Failure of Polycrystalline Aluminum Alloys Using Crystal Plasticity Finite Element Method
Papers:
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- S. Ghosh, A. Shahba, X. Tu, E.L. Huskins and B. Schuster, “Crystal plasticity FE modeling of Ti alloys for a range of strain-rates: Part II: Image based model with experimental validation”, International Journal of Plasticity, Vol. 87, pp.69-85.
- A. Shahba and S. Ghosh, “Crystal plasticity FE modeling of Ti alloys for a range of strain-rates. Part I: A unified constitutive model and flow rule”, International Journal of Plasticity, Vol. 87, pp. 48-68.
- J. Cheng, A. Shahba, S. Ghosh, “Stabilized tetrahedral elements for crystal plasticity finite element analysis overcoming volumetric locking“, Computational Mechanics, 57: 733-753, 2016.
- D. Ozturk, A. Shahba, S. Ghosh, “Crystal plasticity FE study of the effect of thermo-mechanical loading on fatigue crack nucleation in Titanium alloys“, Fatigue & Fracture of Engineering Materials & Structures, 39: 752-769, 2016.
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Conferences:
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- A. Shahba, X. Tu and S. Ghosh, “Modeling Deformation of Polycrystalline Aggregates Across a Wide Range of Strain Rates Using a Multi-Rate Crystal Plasticity FE Model: Investigation of the Effects of Deformation Rate and Adiabatic Heating on Mechanical Response”, IMECE International Mechanical Engineering Congress & Exposition, Phoenix, AZ, November 13 – 16, 2016
- X. Tu, A. Shahba, S. Ghosh, Deformation and Failure Modeling of Polycrystalline Ti Alloys across a Range of Strain Rates, Engineering Mechanics Institute (EMI) and Probabilistic Mechanics & Reliability Conference, Nashville TN, May 22-25, 2016
- A. Shahba, X. Tu, S. Ghosh, Towards Modeling of Failure in Polycrystalline Ti Alloys under High Rate of Deformation Using Crystal Plasticity FEM, 13th U.S. National Congress on Computational Mechanics (USNCCM13), San Diego CA, July 26-30, 2015.
- A. Shahba, C. Tao, A. Pilchak, S. Ghosh, Crystal Plasticity Modeling of Single-phase Titanium Alloys, 17th U.S. National Congress on Theoretical and Applied Mechanics (USNCCM13), East Lansing MI, June 15-20, 2014.
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305 Latrobe Hall
3400 N. Charles Street
Baltimore, MD 21218
e-mail: [email protected]Education:
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- B.S., Civil Engineering, Hefei University of Technology, Hefei, China (2011)
- M.S., Civil Engineering, Hefei University of Technology, Hefei, China (2014)
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Current Project Title:
Macroscopic Constitutive and Damage Models of Dwell Fatigue in Ti-64 Alloys from Microscopic Crystal Plasticity Deformation and Crack Evolution
[/panel] [panel title=”Preetam Tarafder”]305 Latrobe Hall
3400 N. Charles Street
Baltimore, MD 21218
e-mail: [email protected]Education:
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- B. Technology, Civil Engineering, Indian Institute of Technology, Kharagpur, India, 2017
- M. Technology, Structural Engineering, Indian Institute of Technology, Kharagpur, India, 2017
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Current Project Title:
Computational Modeling of Coupled Electro-Magnetic Dynamical Systems
[/panel] [panel title=”Xiaohui Tu”]305 Latrobe Hall
3400 N. Charles Street
Baltimore, MD 21218
e-mail: [email protected]Education:
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- B.E., Engineering Mechanics, Wuhan University, China.
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Current Project Title:
Multiscale Crystal Plasticity FEM Modeling of Deformation and Localized Failure in Polycrystalline Titanium Alloys at High Strain-Rates
[/panel] [panel title=”George Weber”]305 Latrobe Hall
3400 N. Charles Street
Baltimore, MD 21218
e-mail: [email protected]Education:
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- B. S., Materials Science and Engineering, Drexel University, 2013
- M. S., Materials Science and Engineering, Drexel University, 2013
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Current Project Title:
Integrated Image-Based Multi-Scale Modeling of Yield, Creep, and Fatigue in Nickel-Based Superalloys
Awards:
Best Student Poster Award, at the 14th U. S. National Congress on Computational Mechanics (USNCCM14) in Montreal, Canada.
Book Chapters:
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- S. Ghosh, S. Keshavarz and G. Weber, “Computational multiscale modeling of nickel based superalloys containing gamma-gamma precipitates”, Advanced Structural Materials, Vol. 57: Inelastic Behavior of Materials and Structures under Monotonic and Cyclic Loading, H. Altenbach and M. Brunig (eds), Springer, Vol. 57, pp. 67-96, 2015.
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Papers:
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- G. Weber and S. Ghosh, “Thermo-mechanical deformation evolution in polycrystalline Ni-based superalloys by a hierarchical crystal plasticity model”, Materials at High Temperature, Vol. 33, No. 4-5, pp. 401-411.
- S. Ghosh, G. Weber, and S. Keshavarz, “Multiscale modeling of polycrystalline nickel-based superalloys accounting for subgrain microstructures”, Mechanics Research Communications, Vol. 78, pp.34-46.
- Z. Alam, D. Eastman, G. Weber, S. Ghosh and K. Hemker, “Microstructural Aspects of Fatigue Crack Initiation and Short Crack Growth in René 88DT”, Proceedings of the 13th International Symposium of Superalloys, Superalloys, pp.561-568, October 2016. DOI: 10.1002/9781119075646.ch60.
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Conferences:
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- G. Weber, A. Bagri, M. Pinz and S. Ghosh, “An Image-Based Finite Element Model for Ni-Based Superalloys using a Two Scale Constitutive Model Accounting for Morphological Distributions of Gamma Precipitates”, 14th US National Congress on Computational Mechanics, Montreal, Canada, June 17-20, 2017.
- G. Weber and S. Ghosh, “Multi-scale models of deformation for Ni-based Superalloys”, 3rd World Congress on Integrated Computational Materials Engineering (ICME 2015), Colorado Springs, CO, May 31 – June 4, 2015.
- G. Weber, C. Woodward, D. Dimiduk, and S. Ghosh, “An image based finite element model for Ni-based Superalloys using a two scale constitutive model”, TMS 2015 144th Annual Meeting & Exhibition, Orlando, FL, March 15-19, 2015
- G. Weber, S. Keshavarz, and S. Ghosh, “Hierarchical crystal plasticity finite element model for Nickel-based Superalloys: Sub-Grain microstructures to polycrystalline aggregates”, 17th U.S. National Congress on Theoretical & Applied Mechanics, East Lansing, MI, June 18-20, 2014.
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305 Latrobe Hall
3400 N. Charles Street
Baltimore, MD 21218
e-mail: [email protected]Education:
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- Ph.D. of Civil Engineering, Aug.2017-present, Johns Hopkins University,
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Master of Engineering in Civil Engineering, Sep.2014-Jun.2017, Harbin Institute of Technology, Harbin, P.R.China
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Bachelor of Engineering in Civil Engineering, Aug.2010-Jun.2014, Harbin Institute of Technology, Harbin, P.R.China
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Current Project Title:
Multi-scale Damage Modeling Modeling of Composites
305 Latrobe Hall
3400 N. Charles Street
Baltimore, MD 21218
e-mail: [email protected]Education:
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- BS, Civil Engineering, Sharif University of Technology
- Masters Degree, Earthquake Engineering, University of Tehran
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Current Project Title:
Computational Modeling of Coupled Electro-Magnetic-Dynamical Systems
Awards:
Best Paper Award, ASCE-EMI Student Paper Competition in Dynamics at the Engineering Mechanics Institute (EMI) Conference, held at Vanderbilt University in Nashville, Tennessee, May 22 to May 25, 2016.
Papers:
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- R. Yaghmaie and S. Ghosh, “Multi-time scaling based modeling of transient electro-magnetic fields in vibrating media with antenna applications”, Computational Mechanics, (in press). Available online March 17, 2017. DOI: 10.1007/s00466-017-1396-1
- R. Yaghmaie, S. Guo and S. Ghosh, “Wavelet transformation induced multi-time scaling (WATMUS) model for coupled transient electro-magnetic and structural dynamics finite element analysis”, Computer Methods in Applied Mechanics and Engineering, Vol. 303, pp. 341-373
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Conferences:
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- R. Yaghmaie, S. Guo and S. Ghosh, “Multi‐Time Scale Coupled Transient Electro‐Magnetic and Structural Dynamics Finite Element Analysis for Antenna Simulations”, EMI 2016 Conference & Probabilistic Mechanics & Reliability 2016 Conference, Vanderbilt University, Nashville, TN, May 22-25, 2016.
- R. Yaghmaie, S. Guo and S. Ghosh, “Wavelet transformation induced multi-time scaling for coupled transient electro-magnetic and structural dynamics finite element analysis”, 13th US National Congress on Computational Mechanics, San Diego, CA, July 27-30, 2015.
- R. Yaghmaie, S. Guo and S. Ghosh, “Wavelet transformation based multi-time scaling method for coupled electro-magnetic-dynamical multifunctional systems”, 17th U.S. National Congress on Theoretical & Applied Mechanics, East Lansing, MI, June 18-20, 2014.
- R. Yaghmaie, S. Guo, S. Ghosh, “Simulating coupled transient electromagnetic large deformation dynamical mechanical systems using a novel multi-time scaling method”, 2013 Engineering Mechanics Institute Conference of American Society of Civil Engineers, Northwestern University, Evanston, IL, August 2013.
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305 Latrobe Hall
3400 N. Charles Street
Baltimore, MD 21218
e-mail: [email protected]Education:
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- BS. Civil Engineering, University of Macau, Macau, China.
- MS. Civil Engineering, Northwestern University, Illinois, United States.
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Current Project Title:
Parametric Homogenization Based Continuum Damage Mechanics (PHCDM) Model for Composites.
Conferences:
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- X. Zhang, D. O’Brien and S. Ghosh. “Parametric Homogenization Based Continuum Damage Mechanics Model for Composites.” Mach Conference. Annapolis, MD. April, 2018.
- X. Zhang, Z. Li, D. O’Brien and S. Ghosh. “Multi-scale Damage Modeling of Composites: Parametric Homogenization Based Continuum Damage Mechanics.” American Society for Composites 31th Technical Conference. Williamsburg, Virginia. September, 2016
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