Subject Index. AS2S 3 117,275 au tocorrelation - outputs correlation gain waveforms 277,288

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1 Subject Index acoustic - attenuation bandwidth excitation 92 -load impedance nonlinearity 140 -power 36,37,39 - radiation impedance strain 36,37 - transit time r 136,172,176 acousto-electric - conversion efficiency 97 acousto-optic - Bragg cell correlation figures of merit 45,124 - interaction I - materials 45 - pulse compressors spatial-integrating correlators spectrum analyzer time-integrating correlators 188,276 - tunable filters 228 acousto-optics 1 anisotropic 42 - Bragg diffraction 120,127,157 - collinear AO interactions 178,228 - noncollinear AO Bragg interaction and noncollinear guided-wave Bragg diffraction 173 AO bandwidth 126,144,294 AO Bragg deflectors 117 AO Bragg modulators 117 AO factor Q = 211">'oL/nA2 119 AO figure of merit 73,124 AO frequency-shifting scheme 179 AO spectrum analyzer 117 AO time-integrating correlator 188,276 arsenic trisulphide on thermally oxidized silicon 274 AS2S 3 117,275 au tocorrelation - outputs correlation gain waveforms 277,288 Birefringence 42 bound-energy states 61 Bragg 35 - angle 16,121 - birefringent 43 - cell, 235,236 - condition 21,25,35,36,42,43,46,120 - condition (phase matching) condition tracking diffracted beam 21,22 - diffracted wave 30 - diffraction 12,14,23,26,29,30,34,39,40 42,43,44,46,47,117,205,235 - reflector laser regime 14,34 - type 117 Brillouin scattering 11,15,16 Broad-band acoustic design 105 broad-band electric circuit design 107 broad-band operation 102 buffer layer 75 bulk-wave acousto-optic (AO) interactions 117 bulk-wave anisotropic Bragg diffraction 171 bulk-wave AO signal processors 180 bulk-wave Bragg diffraction 45 bulk-wave tunable AO filters 178 butt coupled 274 butt coupling 190,247,248 BWAO (bulk-wave acousto-optics) 1 capacitance C T 95 chalcogenide AS2 S3 275 chemical vapor deposition 208 chirp transducers 135,156 chirp-grating 300 collimating-fourier-transform lens 304 composite bandwidth 141,144 composite frequency response 160 compression ratio 185 convolution output 303 convolvers 180 Conwell's theory 73 coupled-mode technique 117,121,

2 coupling 81 - coefficient edge coupling prism coupling method 82 - prism coupler 55,82 coupling function 124,256,257 cross talks 291 curved transducer 151 cutoff condition 60 DC sputtering 205 Debye-Sears diffraction 14,35 deflected light spots 162 detector - array photodetector array 172,273 - sensitivity 260 diffracted light 119 diffraction efficiency-bandwidth product 141,161 diffraction efficiency-bragg bandwidth product 127 diffraction efficiency 117,123,256,258,295 diffraction lenses 251,253 diffusion depth 78 diffusion 77,88 digital (random access) or analog (sequential) mode of operation 173 Doppler - effect 23 - shift 24 double-electrode 298 double-exchange procedure 74 doubly (or cascaded) Bragg-diffracted light 290 dual Bragg cell configurations 267 dynamic range 135,181,239,242,243,244, 248,259,261,262,263,264,265,291,306 effective coupling factor 215 effective piezoelectric coupling constant ke 94 effective refractive indices 120 effective-index method 68,69 elasto-optic - coefficient 36,38 - contribution effect 119 electric port driving point admittance 97 electromagnetic theory 61 electron beam lithographic technique 150 electronic phase shifters 164 end fire coupling techniques 81 endfire fiber-waveguide 86 EO (electro-optic) 3 EO Bragg array 178 EO Bragg diffraction 286 EO efficiency 77 EO frequency shifting scheme 179 EO modulators 173 epitaxial - epilayer 75 - growth 75 - vapor-phase epitaxy (VPE),75 - waveguide 75 evanescent techniques 81 evanescent tail 75 fabrication methods 56 fabrication parameters 77 fiber-optic sensor systems 178 fiber-waveguide coupling 86 fiber-waveguide mode mismatch 86 figure of merit - acousto-optic 46,49,73,124 - electro-optic 73 first-order acoustic beam steering 148,154,165 flip-chip technique 279 four-element tilted SAW transducer 162 four-element transducers 164 frequency - channels resolution 6fR resolution 180,238,241,242,258,263, response shifter shifting step required for deflecting one resolvable spot position 173 Fresnel 300 -loss 86 GaAs (gallium arsenite) 2,74,117,273 GaAs waveguide AO Bragg cells 297 GaAs/GaAIAs optical waveguides 132,292 GaAs-based integrated optic circuits 132 GaAs-based monolithic integrated optic device modules or circuits 291 geodesic lenses 251,253,264,300 glass, ferroelectric crystals 74 GOW (guided-optical waves) 2 graded-index layer 118 guided optical modes 119 Guided optical waves

3 guided-wave - anisotropic Bragg diffraction 171,276 - isotropic Bragg diffraction AO Bragg modulator AO Bragg modulators and deflectors AO filters AO signal processors digital AO deflector isotropic collinear 178 GWAO (guided-wave acousto-optics) I hemisphere block 300 heterodyne integrated- and fiber-optic communication systems 178 heterodyning detection 279 heterostructure 75 high-index film 54 high-speel parallel to serial (spatial to temporal) readout 177 higher-order nonlinear distortions 291 hybrid integration 273,291 IF filters 91 image sidebands 291,306 in-plane scattering 242,243 incident light waves 119 indiffusion 78 InP 74 instantaneous scan rate 173 integrated acousto-optic (AO) device modules and circuits 117,172,273 integrated acoustooptic device modules 191 integrated AO frequency shifter module 179,291,308 integrated AO spectrum analyzer modules 117 integrated-optic (RF) spectrum analyser 180,235,240,273 inter- and cross-modulations 140 interaction region 122 interdigital electrode transducer (lot) 91,118 intermodulation products 239 ion-milled collimation-fourier-transform waveguide lenses 298 ion-milled planar microlens array 288 ion-milling 274 ion - exchange 76 - exchange waveguides 79 - implantation 76 - indiffusion 76 IOSA demonstrations 264 iostropic 42,44 - AO Bragg diffraction Bragg diffraction 45 - medium 18 key device parameters 135 kinetic energies 60 laser - Bragg-reflector diode 246,273 - distributed feedback 274 lift-off method 159 lift-off technique 290 light beam scanning 295 light-beam modulation, deflection and switching 172,298 light-guiding film 53 LiNb0 3 (lithium niobate) 2,74,76,249 LiNb0 3 substrate 134 linear dynamic range 306 linear FM or chirp pulse 185 liquid-phase epitaxy (LPE) 75,292 lithium tantalate 74 low-loss waveguides 74 Luneburg lens 251,252,300 m-line spectroscopy 85 m-lines 84 Mach-Zehnder interferometer 291 Manley-Rowe relation 41 matched filters 180 materials 245 matrix-vector multiplication 284 matrix-matrix multiplications 191 metal-clad channel waveguides 81 metal-organic vapor-phase epitaxy (MOVPE) 75 minimum switching time T 173 mode conversion 298 mode equations 62,65 modulator bandwidth 125 molecular-beam epitaxy (MBE) 75 molten benzoic acid 281 monolithic integration 273,274,291 moving corrugations 118 moving optical grating 118 multichannel integrated and fiber-optic systems 149 multichannel integrated-optic modules 283 multiple SAWs 117,141 multiple tilted SAWs 117,141 multiple-tilted phased-array transd ucer

4 multiple transducers 135 multiport light beam deflection and switching 173 N-SAWs 141,145 N-tilted SAWs 147 Nomarski optics 80 nonlinearity 135 nonpiezoelectric materials 133 nonpiezoelectric substrate materials 273 number of resolvable channels 295 number of resolvable spots 136,161,173, 295 optical background noises 139 optical carrier leakages 291 optical communications 117 optical computing 190 optical frequency shifting 172,304 optical multiplexing and demultiplexing 177 optical pulse compression 177 optical signal processor 179 optical systolic array processing 191 optical wavelength filtering 173 optical wavelength multiplexing and demultiplexing (filtering) 172 optimized anisotropic Bragg deflector 169 optimized anisotropic Bragg diffraction 157 optimized anisotropic diffraction 120,150 optimum acoustic frequency 129 outdiffusion 76 overlap integral 124 parallel-double-electrode synchronous transducer 295 parallel-finger chirp transducer 150 parallel-finger synchronous transducer 295 parasitic and second-order effects III passive devices 77 phase grating 13, 15 phase modulation 25,26 phased-array 257 phased-array transducers 148 phased SAW array 117,141,148,165 photodetector - arrays 172,273 - pitch self-scanned array 260 photo-elastic - constant effect in ZnO tensor elements in ZnO 216 photolithographic - masking 79 - techniques 150 photoresist pattern 81 piezoelectric field 121 planar guided-wave AO 117 planar magnetron sputtering 209 planar transducer array 148 planar waveguide 278 planar-channel waveguides 117 polarizations 42 polarizers 77 post-detection processing 260 potential - diagram 83 - well 61 - well model 55,57,60,62,83 - well theory 61, Poynting vector 65 prism 82 - coupler 55,82 - coupling method 82 - waveguide assembly 83 - rutile 159 processing gain 136,187,301 programmable filtering 191 programmable integrated optical digital correlator or filter modules 289 propagation constants of ZnO film 84 Propagation losses 74 proton-exchange (PE) - processes waveguides 77 pulse compression 185 quantum mechanics 61 radar correlation 91 radiation modes 55,60 radio frequency (RF) signal processing 117 Raman-Nath 18,34,35,118 range window 187 ray optics 60 Rayleigh criteria 173,295 Rayleigh spot diameter 162 RC (resistance-capacitance product) 55 reactive ion plating 210 reactive ionized-cluster beam epitaxy 210 relevant electrooptic coefficient 123 relevant photoelastic constant 123 resultant diffraction efficiency 146,

5 resultant frequency response 161 RF spectral analysis 295,298 RF spectrum analyzer module 298 RF sputtering 207 ridge waveguide 68,81 rutile prism Bragg regime 14,34 - Raman-Nath regime 18,34,35,118 SA W (surface acostic waves) 2 - SAW confinement SAW propagation losses SAW transducer operation 97 - SAW -GOW deflectors SA W -GOW modulators 205 scattering efficiency 46 Schlieren-type images 18 Scophony television projector 18 second-harmonic generators 77 self-scanned array 260 semiconductor 74 side-band modulation 279 silicon nitride/zinc oxide 274 single aperiodic SAW lot 135 single surface acoustic wave (SAW) 117 single-mode fiber optic system 289 single-mode nicrolenses and micro1ens arrays 191 single-sideband suppressed-carrier frequency shifting 307 Si0 2 - Si substrate 134 Slab waveguide 62,65 snapshot PROM 180 space-integrating correlation output 303 space-integrating correlator 266 spatial-integrating correlators 180,187 spectral analysis 140 spectrum analyzers 180 spherical waveguide 117,300 - AO device module 273,307 spontaneous emission 248 standing-wave AO Bragg modulators 177 step height 146,147 step-index layer 118 stepped SAW transducer array 148 strain field 121 Surface acoustic waves (SAW) 2,205, propagation z-propagation 129 surface acousto-optic (SAO) devices 205 synchronism frequency 92,100,167 synchronous condition 83 synchronous radiation resistance 139 TE-like wave 67,68,77 tensors 123 thermally oxidized silicon 117,274 three-element tilted transducer 160 three-layer structure 75 TI process 280 Tien relations 30 tilt angle 147 time window 187 time-bandwidth product 183,185,187,238,301 time-bandwidth product of an AO modulator TB 136 time-demultiplexing 177 time-integrating - correlation correlators 180,187,266 TIPE (titanium-indiffusion protonexchange) 3,300 TIPE integrating lens lenses linear microlens array 164,279 - technique 280 titanium-indiffusion proton-exchange (TIPE) technique 191 titanium-indiffused proton-exchanged (TIPE) lens 250,277 TM-like polarization 77 TM-Jike wave 68 total electrostatic capacitance 95,100 total internal reflection 302 transducer - admittance 97 - bandwidth circuit sub-system conversion efficiency 97,125 - curved design "dog-leg" configuration interdigital electrode transducer (lot) 91,118 - tilted-finger chirp transducer 150,156,167,168,297,298,303 - transit time T 136 transmission line "inverter" network 108 tunable frequency shift 290 undcflected light spot 162 undiffracted light 119 uniform-film waveguide 85 V -groove lasers 68 vapor-phase epitaxy (VPE) 75 very high data rate optical writing and reading

6 wave-vector diagram 119 waveguides 59,249 - burried 74 - channel 55,65,68,79,278 - channel-planar composite 163,279 - channel-waveguide array characteristics 73 - coupling 87 - diffused 70,73,79 - epitaxial 75 - exchange 79 - fabrication technique 79 -lenses 172,250,273 - material 56,73 - metal-clad channel 81 - modes 59 - planar proton-exchange (PE) 77 - slab 62,65 - spherical 117,300 - theory 64 whistling gallery mode 302 wide-band multichannel optical communications, signal processing 172, wide-band planar AO Bragg cells 172 WKB - approximation 71 - method 70,73 X-guide 68 Y -cut LiNbOs out- and indiffused optical waveguides 127 Y -cut LiNbOs substrate 127 Z-cut GaAs substrate 133 Z-propagation SAW 129 zigzag wave 65 zigzag-wave model 55,58,83 Zn overlay transducer sapphire substrate thin-film thin-film waveguide 210 ZnO/glass waveguide 84 ZnO/sapphire Bragg deflector 212 ZnO-SiOa composite waveguide 133 ZnO/SiOa/Si system 213 ZnO-Si0 2 -Si composite substrate

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