Challenges in Nanomechanics Nano-electro-mechanical system(NEMS) Wu B et al. Nat Mater 4, 525 (2005) Contact Mechanics The Nanomechanics Simulations Laboratory Shape Memory Alloys Prof. Doron Shilo’s Research Group Nanotribology Ultralight Metallic Microlattices Thölén A, J Mater Sci 41, 4466 (2006) Lee et al. Exper. Mech. 47, 107 (2007) Schaedler TA, Science 18, 962 (2011) Department’s website (feature of Prof. Oded Gottlieb) So what… why do we need a special care for nano? The Nanomechanics Simulations Laboratory Plasticity in Single Crystals Devincre et al. Science 320, 1745-1748 (2008) Deformation at the Nanoscale Contact Mechanics Luan and Robbins, Nature 435, 929 (2005) The Nanomechanics Simulations Laboratory Multiscale Materials Modeling Fracture Mechanics hours Timescale s Landau P, IOP Conf. Series: Mate. Sci. Engin. 3, 012004 (2009) Kinetic Monte Carlo s ns ps Molecular Dynamics ab initio, Density Functional Theory Å Leyson GPM, Acta Marer. 60, 3872 (2012) Dislocation Dynamics, Polycrystalline Plasticity Continuum Mechanics Hydrodynamics Boehlert CJ, Acta Marer. 60, 1889 (2012) Meltzman H, Acta Marer. 60, 4359 (2012) nm atomicscale microscale 1-2 dislocations 1-100 dislocations m mesoscale 103-106 dislocations Lengthscale mm m macroscale 106-1014 dislocations/cm3 036066 - Computational Nanomechanics of Solids The Nanomechanics Simulations Laboratory Goal The aim of this course is to provide the students with the tools to develop and to learn how (and when) to employ simulation techniques at the atomic- and micro-scale for nanomechanical problems of solid structures. Class meetings Monday, 12:30-15:30, Lady-Davis 443 Lecturer Dr. Dan Mordehai, Dan-Kahn Buidling – Room 418 Office number: 3460 E-mail: [email protected] Assignments and Evaluations 30% - Exercises during the semester 70% - Final Project Text books 1. Fan J. Multiscale analysis of deformation and failure of materials. New York: Wiley; 2010. 2. Allen M.P. and Tildesley D.J. Computer simulation of liquids. Oxford : Clarendon Press; 1987. 3. Bulatov V.V. and Cai W. Computer simulations of dislocations. Oxford : Oxford University Press; 2006. 4. Tadmor E.B. and Miller R.E. Modeling materials :continuum, atomistic, and multiscale techniques. Cambridge : Cambridge University Press; 2011.