Introduction to Nanomechanics (Fall 2010) Martino Poggio

Equipartition Theorem Introduction to Nanomechanics Introduction to Nanomechanics

3 L = 2 m w = 100 mm t = 50 mm E SS = 200 GPa k = 78 k  m x rms = 0.2 pm for T = 300 K

Introduction to Nanomechanics4 L = 150  m w = 40  m t = 5  m E Si = 169 GPa k = 63  m x rms = 8 pm for T = 300 K

Introduction to Nanomechanics5 L = 120  m w = 3  m t = 100 nm E Si = 169 GPa k = 73  m x rms = 8 nm for T = 300 K

Introduction to Nanomechanics6 L = 120  m w = 3  m t = 100 nm E Si = 169 GPa k = 73  m x rms = 9 Å for T = 4.2 K

Introduction to Nanomechanics Frequency (Hz) E-3 1E-4 1E-5 Sprectral density (Å 2 /Hz)