Joshi Research Group

Materials and Mechanics Research



Papers submitted/ in preparation

  1. Aghababaei, R and Joshi, SP (2012) Micromechanics of crystallographic size-effects in metal matrix composites induced by thermo-mechanical loading. Sub judice.

  2. Ho, SL, Joshi, SP and Tay, AAO (2012) Three dimensional modeling of delamination in encapsulated silicon devices. Sub judice,

  3. Ho, SL, Joshi, SP and Tay, AAO (2012) Thermal-rate dependent delamination of metal-polymer interfaces: experiments and modeling. Sub judice.

  4. Hariharan, S, Joshi, SP, and Balaya, P (2012). Superior lithium storage performance in -Fe2O3 using conversion reaction. To be submitted.

Papers published/ accepted in refereed journals


  1. Aghababaei, R and Joshi, SP (2012) A crystal plasticity analysis of length-scale dependent internal stresses with image effects. Accepted in Journal of the Mechanics and Physics of Solids. doi:10.1016-j.jmps.2012.07.005.

  2. Habibi, M, Gupta, M and Joshi, SP (2012) Size-effects in textural strengthening of hierarchical magnesium nano-composites. Accepted in Materials Science and Engineering-A. doi:10.1016-j.msea.2012.07.080.

  3. Abhilash, AS, Purohit, PK and Joshi, SP (2012) Stochastic rate-dependent elasticity and failure of soft fibrous networks. Soft Matter, 8, 7004-7016. PDF

  4. Zhang, J and Joshi, SP (2012) Phenomenological crystal plasticity modeling and detailed micromechanical investigations of pure magnesium. Journal of the Mechanics and Physics of Solids, 60(5), 945-972. PDF (Supplement: PDF)

  5. Li, B, Joshi, SP, Almagri, O, Ma, Q, Ramesh, KT and Mukai, T (2012) Rate-dependent hardening due to twinning in an ultrafine-grained Magnesium alloy. Acta Materialia, 60(4), 1818-1826. PDF


  1. Mirkhani, H and Joshi, SP (2011) Crystal plasticity of nano-twinned microstructures: a discrete twin approach for copper. Acta Materialia, 59(14), 5603-5617. PDF (Supplement: PDF)

  2. Aghababaei, R and Joshi, SP (2011) Grain size–inclusion size interaction in metal matrix composites using mechanism-based gradient crystal plasticity. International Journal of Solids and Structures, 48(18), 2585-2594. PDF (Supplement: PDF)

  3. Aghababaei, R, Joshi, SP and Reddy, JN (2011) Nonlocal continuum crystal plasticity with internal residual stresses. Journal of the Mechanics and Physics of Solids, 59, 713–731. PDF

  4. Abhilash, AS, Joshi, SP, Mukherjee, A and Mishnaevsky, L, Jr. (2011) Micromechanics of diffusion induced damage evolution in reinforced polymers. Composites Science and Technology, 71, 333-342. PDF


  1. Habibi, M.K., Joshi, SP and Gupta, M (2010) Hierarchical magnesium nano-composites for enhanced mechanical response, Acta Materialia, 58, 6104–6114. PDF


  1. Suh, YS, Joshi, SP, and Ramesh, KT (2009) An enhanced continuum model for size-dependent strengthening and failure of particle reinforced composites, Acta Materialia, 57(19), 5848-5861. PDF

  2. Li, B, Joshi, SP, Azevedo, K, Ma, E, Ramesh, KT, Figueiredo, RB, and Langdon, TG. (2009) Dynamic testing at high strain rates of an ultrafine-grained magnesium alloy processed by ECAP, Materials Science and Engineering-A, 517 (1-2), 24-29. PDF

  3. Joshi, SP, Eberl, C, Cao, B, Ramesh, KT, and Hemker, KJ. (2009) On the occurrence of Portevin-Le Chátelier instabilities in ultrafine-grained Al5083. Experimental Mechanics, 49(2), 207-218. PDF

  4. Cao, B, Joshi, SP, and Ramesh, KT. (2009) Strengthening mechanisms in cryomilled UFG Al 5083 at quasistatic and dynamic rates of loading. Scripta Materialia, 60(8), 619-622. PDF


  1. Zhang, H, Ye, J, Joshi, SP, Schoenung, JM, Chin, ESC, and Ramesh, KT. (2008) Rate-dependent behavior of hierarchical Al matrix composites. Scripta Materialia, 59(10), 1139-1142. PDF

  2. Joshi, SP and Ramesh, KT. (2008) Stability map for nanocrystalline and amorphous materials. Physical Review Letters, 101, 025501. Also selected for the Virtual Journal of Nanoscale Science & Technology, July 21, 2008. PDF

  3. Joshi, SP and Ramesh, KT. (2008) Grain size dependent shear instabilities in body-centered and face-centered cubic materials. Materials Science and Engineering-A, 493, 65-70. PDF

  4. Joshi, SP and Ramesh, KT. (2008) Rotational diffusion and grain size dependent shear instability in nanostructured materials. Acta Materialia, 56(2), 282-291. PDF


  1. Joshi, SP and Ramesh, KT. (2007) An enriched continuum model for the design of a hierarchical composite. Scripta Materialia, 57, 877-880. PDF

  2. Zhang, H, Ye, J, Joshi, SP, Schoenung, JM, Chin, ESC, Gazonas, GA and Ramesh, KT. (2007) Superlightweight nanoengineered aluminum for strength under impact. Advanced Engineering Materials, 9(5), 355-359. PDF

  3. Mukherjee, A, Joshi, SP and Saha Chaudhuri, A. (2007) Transducer shape optimization for instability control of smart piezolaminated columns. Inverse Problems in Science and Engineering, 15(2), 151-162. PDF


  1. Joshi, SP, Ramesh, KT, Han, BQ and Lavernia, EJ. (2006) Modeling the constitutive response of bimodal metals. Metallurgical and Materials Transactions A. 37(8), 2397-2404. PDF


  1. Joshi, SP, Mukherjee, A. and Schmauder, S. (2003) Numerical characterization of functionally graded active materials under electrical and thermal fields. Smart Materials and Structures. 12(4), 571-579. PDF

  2. Joshi, SP, Mukherjee, A. and Schmauder, S. (2003) Exact solutions for characterization of electro-elastically graded materials. Computational Materials Science, 28(3-4), 548-555. PDF

  3. Mukherjee, A. and Joshi, SP (2003) A gradientless technique for optimal distribution of piezoelectric material for structural control. International Journal for Numerical Methods in Engineering, 57(12), 1737-1753.  PDF


  1. Mukherjee, A. and Joshi, SP (2002) Piezoelectric sensor and actuator spatial design for shape control of piezolaminated plates. AIAA Journal, 40(6), 1204-1210. PDF

  2. Mukherjee, A. and Joshi, SP (2002) Energy efficient actuators in vibration control of plated structures. Journal of Sound and Vibration, 258(1), 179-190. PDF

  3. Mukherjee, A., Joshi, SP and Ganguli, A. (2002) Active vibration control of piezolaminated stiffened plates. Composite Structures, 55(4), 435-443. PDF


  1. Mukherjee, A. and Joshi, SP (2001) Design of actuator profiles for minimum power consumption. Smart Materials and Structures, 10(2), 305-313. PDF

  2. Joshi, SP, Mukherjee, A., Kheur, M. and Mehta, A. (2001) Mechanical performance of endodontically treated teeth. Finite Elements in Analysis and Design, 37(8), 587-601. PDF