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| Àâòîðèçàöèÿ |
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| Ïîèñê ïî óêàçàòåëÿì |
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| Lindsay R.B. — Mechanical Radiation |
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| Ïðåäìåòíûé óêàçàòåëü |
Nodal lines in circular membrane 136
Nodal lines in rectangular membrane 134
Nodal planes 72
Nodal points for finite string 16 121
Node 16
Nonhomogeneous moving medium, ray theory 296—303
Nonhomogeneous moving medium, wave theory 303—310
Nonlinear acoustic propagation 355—360 see
Normal coordinates for vibrating string 118—122
Normal modes see “Normal-mode frequencies”
Normal to wave front, direction cosines of 22
Normal-mode frequencies for circular membrane 136—140
Normal-mode frequencies for finite linear medium 15 69—71
Normal-mode frequencies for finite string 116—120
Normal-mode frequencies for finite three-dimensional medium 27 71—74
Normal-mode frequencies for flexural waves in finite solid rod 184—185
Normal-mode frequencies for loaded string 126—129
Normal-mode frequencies for longitudinal waves in solid rods 176—179
Normal-mode frequencies for rectangular membrane 134
Normal-mode frequencies for room 331—332
Normal-mode frequencies for tube 242
Norris, R.F. 329
Nyborg, W.L. 315 357 359
Oblique waves 73 221—226 332
Ohm’s Law 206
Olson, H.F. 248
Optic axis of hexagonal crystal 160
Optic axis of quartz piezoelectric crystal 249
Optical diffraction by sound waves in liquids 362—365
Optical diffraction by sound waves in solids 366
Optical wave filters 86
Orifice as branch line 238—239
Orthogonal curvilinear coordinates 132
Oscillations, forced, of damped linear system 221 243—248
Oscillations, forced, of radiating piston 255
Oscillations, forced, of radiating sphere 90—91
Oscillations, forced, of string 120—123
Oswatitsch, K.L. 315
Outgoing wave 96 103
Page, C.H. 140
Page, Leigh 24 87 148
Passband in iterated linear structure 85
Passband in loaded string filter 130
Pathak, P.D. 375
Peirce, B.O. 96
Penny, A.H.A. 159
Period of harmonic wave 10
Permeability 166 206
Phase 4
Phase angles in forced oscillations of linear system 243—244
Phase angles in forced oscillations of string 123—124
Phase change on reflection 76 225
Phase difference by linear vortex 303
Phase velocity in relaxation process 264
Phase velocity in thermally conducting medium 269 see
Phase velocity of Rayleigh waves 193
Phase velocity, complex 28
Phase, initial (epoch) 10
Phonon 52 378
Piecewise continuous function 70 105
Piezoelectric crystal, equivalent circuit 251
Piezoelectric transducer 249
Piston, radiation from 251—261
Planck radiation law 74
Planck’s quantum constant 346 367
Plane wave 8 see
Plane-wave function in three dimensions 22
Plucked string 117—118
Point lattice 72
Poisson’s ratio 146 175 193
Polar diagrams of wave scattering 99
Polarization of waves 66—67
Position vector 141
Potential energy density in deformed linear elastic medium 33 36
Potential energy density of rod in flexure 187—188
Potential energy density of wave in string 116
Potential energy of surface wave in liquid 202
Potential energy of vibrating membrane 138
Power factor 220
Power for plane and spherical waves in fluids 216—217
Power transmission (average) in string 116
Power transmission (average) in surface wave in liquid 203
Power transmission ratio for tube with expansion 234
Power transmission ratio of finite loaded string filter 130
Power transmission ratio of finite sound filter 241
Power, average flow per unit area 32 77
Poynting flux in electromagnetic radiation 169
Poynting theorem in elastic radiation 154 169
Pressure, excess, in fluid 87
Pressure, excess, of light 293
Pressure, excess, radiation 292—295
Prigogine, I. 341
Primary inertial reference system 5
Principal radii of curvature of rod in flexure 187
Profile of finite amplitude wave 206 282
Progressive wave 8 9
Pseudocavitation 360
PuLSE see “Waves”
Pulse length and frequency spread in Fourier analysis 107—108
Quality factor (Q) 251
Quantum mechanics, indeterminacy principle in 108
Radiation field due to piston source 257—261
Radiation from vibrating piston 251—261
Radiation impedance of piston source 254—256
Radiation impedance of resonator 238
Radiation inertia of piston source 255
Radiation inertia of vibrating sphere 90
Radiation reaction on piston source 254
Radiation reaction on vibrating sphere 86—91
Radiation, beamlike 258 320
Radiation, damping coefficient of vibrating sphere 90
Radiation, efficiency of piston source 256
Radiation, infrared 12
Radiation, infrasonic 12
Radiation, pressure 292—295
Radiation, resistance of orifice 238
Radiation, resistance of piston 256
Radiation, resistance on ship 395
Radiation, ultrasonic see “Ultrasonic radiation”
Radiation, ultraviolet 12
Radii of curvature of plate, principal 187
Radio waves, frequency range 12
Radius of curvature of rod in flexure 181
Radius of gyration of rod in flexure 180
Raman scattering 343
Rankine — Hugoniot relations for shock front 287—288
Rankine, W.J.M. 285
Rao, R.B.V. 374
Ray theory of transmission through non- homogeneous medium 55—57
Ray theory of wavefront propagation 41—47
Rayleigh radiation pressure 294
Rayleigh scattering 104—105 227
Rayleigh waves 190—194 322
Rayleigh — Jeans law of black-body radiation 74
Rayleigh — Ritz method for vibrating membrane 138—140
Rayleigh, Lord 103 122 184 189 190 229 254 277 285 351 352 357
Rays, family in stratified medium 56
Rays, in nonhomogeneous moving medium 296—303
Reactance, mechanical, of vibrating system 221
Reaction force of radiation on sphere 90
Reaction-rate theory in structural relaxation 346
Reciprocal of matrix 156
Reciprocal-length lattice space 72
Reduction to steady wave in surface waves in liquid 205
Reflection from interface 48—54 74—78
Reflection from interface by Fermat’s principle 53
Reflection from surface of absorbing medium 77—78
Reflection leading to standing waves 14—15
Reflection of oblique sound waves at interface 221—226
Reflection of underwater sound from water-air interface 316—318
| Refraction 6
Refraction at interface 48—54
Refraction at interface by Fermat’s principle 54
Refraction of oblique sound waves from interface 221—226
Refraction, in stratified medium by ray theory 297—299
Relativity 5—6
Relaxation 168 262—263
Relaxation due to electron-lattice interaction in solids 366—370
Relaxation due to viscosity 262—266
Relaxation in thermally conducting fluid 266—269
Relaxation time due to heat conduction 269
Relaxation time for liquid, due to structural relaxation 341
Relaxation time for thermal molecular process 336 338
Relaxation time for water 346
Relaxation time in electrolytes 349
Relaxation time in viscous fluid 263 265
Relaxation time, configurational 354
Relaxation, acoustical, in fluid 335—339
Relaxation, attenuation coefficient due to 338
Relaxation, chemical 349
Relaxation, configurational 354
Relaxation, dissociation 349—350
Relaxation, structural, in liquid 339—347
Relaxation, thermal 336—339 347—348
Relaxational compressibility 340 341 344 345
Resistance, acoustic, of plane wave 77 218
Resistance, acoustic, of spherical wave 219—220
Resistance, mechanical, of vibrating system 221 246
Resistance-reciprocal circuits 246
Resonance frequency of bubble 232
Resonance frequency of resonator 237
Resonance frequency of vibrating system 91
Resonance frequency of X-cut piezoelectric crystal 250
Resonance in scattering by cylinders 228—229
Resonance in vibrating string 124
Resonator as branch in acoustic line 236—238
Resonator, equation of motion for 237
Reverberation time, Eyring 330
Reverberation time, Sabine 326 328
Reverberation, in room 326—331
Rochelle salt 251
Rod, waves in, flexural 179—185
Rod, waves in, longitudinal 172—179
Rod, waves in, torsional 185—186
Rotation in deformable medium 143
Rotational inertia 182
Roton 378
Rudnick, I. 283 290 316
Sabine, W.C. 328
Sawtooth wave see “Shock front”
Scalar potential in electromagnetic field 170
Scalar wave function 23
Scattering by single bubble 229—233
Scattering of light by sound wave 362—366
Scattering of plane wave by liquid cylinder 226—229
Scattering of plane wave by rigid cylinder 91—101
Scattering of plane wave by rigid sphere 101—105
Scattering, cross-section 232
Schaaffs, W. 215 216
Sears, F.W. 362
Second sound in liquid helium 375—378
Secular determinant for anisotropic medium 158—159
Secular determinant for waves in rod 175
Seismic wave 321—325
Seitz, F. 373
Separation of variables in solution of cylindrical wave equation 93
Separation of variables in solution of eikonal equation 55—56
Separation of variables in solution of spherical wave equation 101
Separation of variables in solution of wave equation 24—27
Separation of variables in solution of wave equation in rod 174
Separation of variables in solution of, circular membrane equation 135
Shadow zone in cylindrical scattering 101
Shadow zone in underwater sound 319
Shear 144
Shear elasticity in liquids 354
shear modulus 146
Shear strain 144
Shear stress 145
Shear wave in homogeneous elastic medium 151
Shear wave in liquid 351—354
Shear wave in solid rod 185
Shock front, pressure change in 289
Shock front, propagation 286—292
Sidebands in frequency modulation 18
Simple harmonic progressive wave 9
Sinusoidal wave pulse 105
Skin effect for surface waves in solids 190
Snell law of refraction at plane interface 50 55
Snell law of refraction for continuously refracting medium 51
Snell law of refraction in moving medium 298
Solenoidal vector 24
Solenoidal wave 151—153 167
Solenoidal wave in solid rod 173
Sommerfeld, A. 109 157
Sonar 320
Sound absorption see “Absorption”
Sound beam from piston 260
Sound channels in underwater transmission 320
Sound dispersion 261—269
Sound propagation in liquid helium 375—378
Sound transmission in atmosphere 313—315
Sound transmission in sea 315—320
Sound velocity see “Velocity”
Sound-velocity profile in underwater transmission 320 see
Spatial attenuation 28 194
Specific acoustic impedance 218
Specific acoustic impedance of piston radiation 254
Specific acoustic impedance of plane wave 218
Specific acoustic impedance of spherical wave 219
Specific acoustic impedance of surface 398
Specific acoustic reactance of spherical wave 219
Specific acoustic resistance for plane wave 77 218
Specific compliance 219
Specific heat of internal degree of freedom 337
Specific heat of solid, variation with temperature 373—374
Specific heat ratio in sound velocity 212
Specific heat, external 337
Specific impedance in loaded string 129—130
Specific inertance 219
Spherical wave 7 88—90
Square wave pulse 105
Stationary phase principle 66
Stationary wave see “Waves”
Steady-state solution for forced vibrating string 123
Steady-state solution for general linear vibrating system 221 243—244
Stewart, G.W. 238 299
Stiffness equivalent, for resonator 237
Stiffness of vibrating system 243
Stiffness, effective, of membrane 138
Stiffness, effective, of vibrating system 90
Stoker, J.J. 66 206
Stokes — Navier equation 355—356
Stokes, G.G. 265 351
Stokes’ relation for viscous fluid 265
Stokes’ Theorem 149
Strain matrix 144
Strain, lateral 146
Strain, linear dilatational, in elastic medium 21 31 143
Strain, shear, in elastic medium 144
Stratton, J.A. 109 168 207 225
Streaming and acoustic attenuation 358
Streaming due to acoustic radiation 354—360
Streaming velocity 358
Strength of linear vortex 299
Stress tensor 145
Stress, compressive, in ideal fluid 150
Stress, shear, in elastic medium 145
Stress, tensile, in elastic medium 21 31 145
String, effect of external driving force on 120
String, loaded, transmission through 124—130
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