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000 Consider a 100 um long by 2 um square silicon cantilever beam with a fixed end, and deposit a 200 nm film TiO2/Pt with
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Consider a 100 um long by 2 um square silicon cantilever beam with a fixed end, and deposit a 200 nm film TiO2/Pt with a tensile stress of 800 MPa. Material Properties Silicon TiO2/Pt Young's Modulus: E (GPa) 160 170 Poisson's ratio 0.22 0.35 a) Find the relaxation strain b) Find the thin film and beam stresses after relaxation ( 0,relaxed , "beam,relaxed) c) Find the radius of curvature after bending d) Find the maximum stress of the beam and the thin film stress after the bending e) Find the tip deflectionConsider a 100 um long by 2 um square silicon cantilever beam with a fixed end, and deposit a 200 nm film TiO2/Pt with a tensile stress of 800 MPa. Material Properties Silicon TiO2/Pt Young's Modulus: E (GPa) 160 170 Poisson's ratio 0.22 0.35 a) Find the relaxation strain b) Find the thin film and beam stresses after relaxation ( 0,relaxed , "beam,relaxed) c) Find the radius of curvature after bending d) Find the maximum stress of the beam and the thin film stress after the bending e) Find the tip deflectionStep by Step Solution
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