Introduction to Cochlear Waves

Preface

Contents

1 Structure of the Mammalian Cochlea

PART ONE: GRAVITATIONAL LIQUID-SURFACE WAVES

2 Introduction to Gravitational Liquid-Surface Waves

3 Wave Groups

4 Tsunamis

5 Mass-Loaded Gravitational Surface Waves

PART TWO: MASS-LOADED LIQUID-SURFACE WAVES WITH SPRING RESTORING FORCE

6 Introduction to Mass-Loaded Liquid-Surface Waves with Spring Restoring Force

7 Liquid on Both Sides of Cochlear Partition

8 Liquid Pressure

PART THREE: COMPLEX WAVE FUNCTIONS

9 Introduction to Complex Wave Functions

10 The Impedance of the Basilar Membrane

11 Resonance

12 Resonance (Continued)

PART FOUR: LONG-WAVE FORMULAE

13 TW Liquid Pressure versus x and z in Two-Dimensional Cochlear Models

14 The Motion of the Stapes

15 The Liouville-Green Approximation

16 Exponentially Decreasing BM Stiffness; Negligible Mass and Friction

17 A Different Basilar-Membrane Stiffness Function

PART FIVE: SHORT-WAVE FORMULAE

18 Validity Regions of Long- and Short-Wave Approximations

19 Short-Wave Liquid-Pressure Functions

20 Short-Wave Basilar-Membrane-Velocity Functions

21 Comparison with Experiments

PART SIX: EVANESCENT WAVES

22 Evanescent Cochlear Waves without Friction

23 Evanescent Cochlear Waves with Friction

24 Travelling Evanescent Cochlear Waves

25 Finite-Element Analysis

PART SEVEN: HIGH-FREQUENCY PHENOMENA

27 Liquid-Sound-Pressure Zeroes

28 High-Frequency Plateaux

PART EIGHT: LIQUID COMPRESSION WAVES

29 Plane Liquid Compression Waves in Straight Tubes

30 The Input Impedance

32 Helmholtz Resonators (Continued)

PART NINE: OLD AND NEW COCHLEAR MAPS

33 The Passive-Peak Map

34 The Basilar-Membrane Resonator Map

35 The Internal Organ-of-Corti Resonator Map and the Low-Level Active-Peak Map

36 Forced IOCR Oscillations

37 Resonators with Feedback

38 Guinea-Pig Maps

39 Chinchilla Maps

40 Mongolian-Gerbil Maps

41 Human Maps

PART TEN: OTO-ACOUSTIC EMISSIONS AND FREQUENCY GLIDES

42 Distortion-Product Emissions

43 Quadratic and Cubic Difference Tones

44 Click-Evoked Oto-Acoustic Emissions

45 Frequency Glides

References

Index