Dedication |
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v | |
Preface |
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vii | |
Chapter 1 Introduction |
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1 | (34) |
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1.1 Current Research in the Area of Granular Media |
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12 | (9) |
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1.2 Outline of the Monograph |
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21 | (3) |
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24 | (11) |
Chapter 2 Acoustics of One-Dimensional Homogeneous Granular Chains |
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35 | (24) |
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2.1 Theoretical Model and Long Wave Approximation for Propagating Solitary Waves |
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36 | (6) |
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2.2 Concept of Compactons |
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42 | (2) |
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2.3 Scattering of the Solitary Waves in the Homogeneous Granular Chains |
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44 | (4) |
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2.4 Homogeneous Chains with Local Defects or Intruders |
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48 | (8) |
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56 | (3) |
Chapter 3 Oscillatory Dynamics of One-Dimensional Homogeneous Granular Chains |
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59 | (76) |
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3.1 Nonlinear Normal Modes (NNMs) and Frequency Bands of Homogeneous Granular Chains |
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60 | (27) |
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60 | (1) |
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3.1.2 Two-Bead Granular System |
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61 | (13) |
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3.1.3 Effect of Pre-compression on the In-phase NNM of the Two-Bead System |
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74 | (3) |
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3.1.4 Three-Bead Granular System |
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77 | (6) |
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3.1.5 Higher Dimensional Granular Systems |
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83 | (4) |
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3.2 Forced Harmonic Responses of Homogeneous Granular Chains |
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87 | (23) |
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3.2.1 Acoustic Filtering in the Frequency-Energy Domain |
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88 | (14) |
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3.2.1.1 Experimental Setup and the Numerical Model |
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93 | (1) |
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3.2.1.2 Numerical Results |
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94 | (6) |
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3.2.1.3 Experimental Results |
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100 | (2) |
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3.2.2 Analytical Study of the Dynamics in the Attenuation Zone |
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102 | (8) |
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3.3 Classification of the NNMs in Finite Homogeneous Granular Chains |
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110 | (22) |
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111 | (3) |
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3.3.2 Auxiliary and Vibro-Impact Models Based on the Concept of Effective Particles |
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114 | (6) |
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3.3.3 Classification of NNMs |
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120 | (7) |
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3.3.4 Theoretical Modeling of the Dynamics of Effective Particles |
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127 | (5) |
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132 | (3) |
Chapter 4 Acoustics of Periodic Diatomic (Dimer) Chains without Pre-Compression |
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135 | (182) |
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4.1 Acoustics of 1:1 Dimers |
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136 | (108) |
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136 | (3) |
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4.1.2 Anti-Resonances and Solitary Waves |
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139 | (31) |
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4.1.2.1 Numerical Evidence of Solitary Waves in the Dimer |
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139 | (15) |
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4.1.2.2 Analytical Study of the Anti-Resonances (Solitary Waves) in the Dimers |
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154 | (14) |
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168 | (2) |
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4.1.3 Resonances leading to Pulse Attenuation in the Dimers |
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170 | (29) |
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4.1.3.1 Numerical Evidence of Pulse Attenuation and Resonances in the Dimers |
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171 | (16) |
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4.1.3.2 Beating Wave-Packets following the 1:1 Resonance |
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187 | (4) |
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4.1.3.3 Analytical Study of the Nonlinear Resonances in the 1:1 Dimer |
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191 | (4) |
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4.1.3.4 Binary Collision Approximation for the 1:1 Resonance |
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195 | (3) |
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198 | (1) |
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4.1.4 Effect of Pre-Compression on the Resonances and the Anti-Resonances |
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199 | (4) |
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4.1.5 Periodic Traveling Waves and Bifurcations |
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203 | (24) |
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4.1.5.1 Excitation of Families of Traveling Waves in Semi-Infinite Dimer Chains |
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204 | (4) |
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4.1.5.2 Periodic Traveling Waves in Dimer Chains |
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208 | (14) |
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4.1.5.3 Correlation of the Stability of the Traveling Waves with the Dynamics of the Finite Dimer Chains |
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222 | (4) |
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226 | (1) |
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4.1.6 Experimental Verification of the Resonances and the Anti-Resonances in the 1:1 Dimers |
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227 | (17) |
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4.1.6.1 Experimental Fixture |
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228 | (3) |
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4.1.6.2 Theoretical Modeling |
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231 | (4) |
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4.1.6.3 Experimental Results |
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235 | (8) |
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243 | (1) |
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4.2 Acoustics of 1:N Dimers |
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244 | (68) |
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244 | (1) |
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4.2.2 General Asymptotic Formulation for Primary Pulse Propagation in 1:N Dimer Chains |
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245 | (6) |
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4.2.3 Anti-Resonances and the Solitary Waves in 1:2 Dimer Chains |
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251 | (24) |
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4.2.3.1 Pulse Transmission in Finite 1:2 Dimer Chains |
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270 | (3) |
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273 | (2) |
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4.2.4 Resonances in 1:2 Dimer Chains |
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275 | (16) |
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289 | (2) |
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4.2.5 Resonances and Anti-Resonances in General 1:N (N>2) Dimer Chains |
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291 | (10) |
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4.2.6 Dynamics of 1:N Dimer Chains with Large Stiffness Ratios |
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301 | (6) |
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4.2.7 Validity of the Asymptotic Approach for General 1:N Dimer Chains |
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307 | (5) |
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312 | (5) |
Chapter 5 Acoustics of Weakly Coupled Granular Chains |
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317 | (170) |
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5.1 Nonlinear Energy Exchanges, Waves and Breathers |
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317 | (27) |
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5.1.1 Spatially Periodic Traveling Waves |
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328 | (1) |
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5.1.2 Standing Waves and Discrete Breathers |
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328 | (4) |
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5.1.3 Traveling (Moving) Breathers |
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332 | (6) |
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5.1.4 Numerical Simulations |
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338 | (6) |
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5.2 Passive Wave Redirection under Impulsive Excitation |
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344 | (24) |
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350 | (12) |
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5.2.2 Numerical Simulations |
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362 | (6) |
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5.3 Passive Wave Redirection under Periodic Excitation |
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368 | (30) |
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5.3.1 Forced Discrete Breathers and Recurrent Energy Transfers |
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372 | (7) |
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5.3.2 Passive Wave Redirection and Resonance Captures |
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379 | (19) |
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5.4 Acoustic Filtering Properties |
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398 | (33) |
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5.4.1 Low-Frequency Pass Bands |
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403 | (9) |
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5.4.2 Breathers at Intermediate Frequency Ranges |
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412 | (13) |
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5.4.3 High-Frequency Stop Bands |
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425 | (6) |
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5.5 Energy Equi-partition |
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431 | (24) |
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431 | (8) |
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439 | (16) |
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5.6 The Effects of Non-Smooth Boundary Conditions |
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455 | (24) |
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5.6.1 Nonlinear Acoustic Filtering |
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462 | (8) |
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5.6.2 Propagating Pulses and Moving Breathers |
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470 | (4) |
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5.6.3 Near-Field Oscillations and Passive Wave Arrest |
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474 | (5) |
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479 | (8) |
Chapter 6 Wave Propagation in Two-Dimensional Granular Crystals |
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487 | (86) |
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6.1 Introduction to Wave Propagation in Two-Dimensional Granular Crystals |
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487 | (1) |
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6.2 Evolution of Nesterenko Solitary Waves in Granular Scalar Models |
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488 | (56) |
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6.2.1 Interaction of Nesterenko Solitary Waves in Weakly Perturbed Granular Scalar Media |
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491 | (52) |
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6.2.1.1 General Model and Motivation |
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491 | (2) |
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6.2.1.2 Modulation of Nesterenko Solitary Waves- Generalized Analytical Approximation |
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493 | (16) |
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6.2.1.3 Applications of the Analytical Procedure |
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509 | (37) |
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6.2.1.3.1 Unperturbed Scalar Models |
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509 | (13) |
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6.2.1.3.2 Effect of the Elastic Foundation and Dissipation |
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522 | (11) |
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6.2.1.3.3 Effect of the Active Media and Formation of Stable Attractors |
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533 | (9) |
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6.2.1.3.4 Limitations of the Analytical Procedure |
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542 | (1) |
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543 | (1) |
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6.3 Primary Wave Transmission in Two-Dimensional Granular Setups |
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544 | (25) |
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6.3.1 Primary Wave Transmission in Hexagonally Packed, Damped Granular Crystal with a Spatially Varying Cross Section |
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546 | (5) |
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6.3.1.1 Fundamental Model |
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546 | (1) |
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6.3.1.2 Main Assumptions and Restrictions |
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547 | (1) |
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6.3.1.3 Normalization of the Equations of Motion |
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548 | (3) |
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6.3.2 Numerical Evidence for the Formation of a Primary Front |
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551 | (2) |
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6.3.3 Analytical Approximation of the Evolution of the Primary Pulse |
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553 | (10) |
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6.3.3.1 Construction of the Reduced Order Model |
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554 | (2) |
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6.3.3.2 Description of the Evolution of a Primary pulse using the Nonlinear Map Procedure |
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556 | (3) |
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6.3.3.3 Long Wave Approximation |
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559 | (4) |
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6.3.4 Numerical Verification |
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563 | (5) |
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563 | (2) |
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6.3.4.2 Space-Time Diagrams |
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565 | (3) |
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568 | (1) |
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569 | (4) |
Chapter 7 Acoustic Metamaterials with Locally Resonant Structure |
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573 | (50) |
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7.1 Introduction to Locally Resonant Acoustic Metamaterials |
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573 | (2) |
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7.2 Two-Dimensional Energy Channeling in Inertially Coupled Metamaterials |
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575 | (41) |
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7.2.1 Basic Concept of Nonlinear Energy Channeling: Unit Cell Model |
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575 | (14) |
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7.2.1.1 Numerical Evidence of Uni-Directional Energy Transport from Axial to Lateral Vibrations |
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578 | (2) |
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7.2.1.2 Multi-Scale Analysis |
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580 | (4) |
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7.2.1.3 Slow Dissipative Flow (mu not equal to 0) |
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584 | (2) |
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7.2.1.4 Uni-Directional Energy Channeling |
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586 | (3) |
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7.2.2 Two-Dimensional Nonlinear Wave Channeling in the Quasi One-Dimensional Locally Resonant Chain |
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589 | (27) |
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7.2.2.1 Theoretical Study of Resonant Wave Channeling Mechanisms |
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591 | (25) |
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7.2.2.1.1 Multi-Scale Analysis |
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592 | (4) |
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7.2.2.1.2 Analytical Prediction of Wave Channeling Mechanism |
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596 | (1) |
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7.2.2.1.3 Conservative Case: Bi-Directional Wave Channeling |
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597 | (6) |
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7.2.2.1.4 Dissipative Case: Uni-Directional Wave Channeling |
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603 | (3) |
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7.2.2.1.5 Numerical Verification |
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606 | (10) |
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616 | (1) |
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617 | (6) |
Index |
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623 | |