TABLE OF CONTENTS Personnel vii Publications and Reports xiv Introduction xix RADIO PHYSICS I. II. III. IV. Molecular Beams 1 Cesium Beam Tube Investigation 1 Ammonia Maser with Separated Oscillating Fields 8 Microwave Spectroscopy 13 Ultrasonic Attenuation in Superconducting Metals at Radio and Microwave Frequencies 13 Cross Relaxation in Ruby 14 Energy Conservation of Hypersonic Waves in Semiconductors 15 Radio Astronomy 25 A 22-Gc Balanced, Canonically Tuned Varactor Quadrupler with 50-mw Output Power 26 Discovery of the Interstellar 18-cm Lines of the Hydroxyl (OH) Radical 28 Far Infrared Spectroscopy 31 Far Infrared Reflectance and Transmittance of Potassium Magnesium Fluoride and Magnesium Fluoride 31 Infrared Absorption Spectra of Crystalline K2PtC14 38 V. Elastic and Thermal Properties of Solids 43 VI. Geophysics 45 VII. VIII. Transition from Predominantly Electric to Predominantly Magnetic Binding in the Hydrogen Atom in a Magnetic Field 45 An Interpretation of Some Optical Radar Results 48 Noise in Electron Devices 53 Analysis of Noise in Optical Maser Oscillator 53 Optimum Noise Performance of Multiterminal Amplifiers 56 Magnetic Resonance 59 Nuclear Magnetic Resonance of Polar Liquids in Electric Fields 61 Nuclear Relaxation in Xenon Tetrafluoride 64 Electron-Spin Resonance of Metal-Ammonia Solutions 64 IX. X-ray Diffraction Studies 67 X. Soft X-ray Spectroscopy 69 XI. Mechanism of Enzymatic Reactions 71 CONTENTS XII. Physical Electronics 73 XIII. Physical Acoustics 75 Sound Emission from Karman Vortices XIV. Electrodynamics of Moving Media Interpretation of Relativistic Force Density in Moving Polarizable and Magnetizable Media 75 77 77 PLASMA DYNAMICS XV. Plasma Physics Scattering of Microwaves from "Collective Density Fluctuations" in Plasmas 81 Scattering from Plasma Oscillations in the Presence of an Inhomogeneous Magnetic Field 94 Electromagnetic Compression 99 Anomalous Pulsed Emission and Absorption by a Xeon Plasma at the Electron-Cyclotron Frequency XVI. Plasma Electronics Beam-Plasma Discharges System A: Radiofrequency Signals Radiated by Beam-Plasma Discharge System B: Rotational Instability in the Beam-Plasma Discharge XVII. 81 102 113 117 117 121 Rotating Plasma Instabilities 1 25 Instabilities and Amplifying Waves in Beam Plasma Systems 125 Beam-Excited Ion-Plasma Oscillations 125 Coupling of Empty-Waveguide and Quasi-Static Modes in Waveguides Loaded with Gyrotropic Media 126 Turbulent Diffusion across a Magnetic Field 131 Plasma Magnetohydrodynamics and Energy Conversion Work Completed Large-Signal Behavior of a Parametric Magnetogasdynamic Generator Alfv6n Wave Studies 139 144 144 144 Some Properties of Magnetohydrodynamic Waveguides 144 Experiments with a Liquid-Metal Magnetohydrodynamic Waveguide 149 Magnetohydrodynamic Power Generation with Liquid Metals 155 Experimental Study of Induction-Coupled Liquid-Metal Magnetohydrodynamic Channel Flow 156 Neural Patterns in Blood-Pressure Regulation 163 Penetration of an Ion through an Ionic Dipole Layer at an Electrode Surface 166 CONTENTS COMMUNICATION SCIENCES AND ENGINEERING XVIII. XIX. XX. Statistical Communication Theory 175 Generalized Superposition 176 Energy Distribution in Transient Functions 183 Process Analysis and Synthesis 187 Handwriting Simulation 187 Processing and Transmission of Information Picture Processing 193 194 The Subjective Effects of Pictorial Noise 194 Coding Color Pictures 195 Experimental Facility for Sequential Decoding 196 An Error Bound for Fixed Time-Continuous Channels with Memory 198 XXI. Artificial Intelligence 209 XXII. Speech Communication 211 XXIII. Mechanical Translation 213 XXIV. Linguistics 215 XXV. The Prosodic Questions of Slavic Historical Phonology Restated 216 Description of Deviant Language Production 218 Communications Biophysics 223 Further Observations of Response Characteristics of Single Units in the Cochlear Nucleus to Tone-Burst Stimulation XXVI. Neurophysiology 224 233 Algorithmic Theories of Growth and Differentiation 236 Measures on the Computation Speed of Partial Recursive Functions 237 Olfaction 253 XXVII. Neurology 257 Nonlinear Operator in the Pupil System 258 Double Oscillations in the Pupil Servomechanism 260 Accommodation Tracking 262 Experiments on Error as a Function of Response Time in Horizontal Eye Movements 267 Optokinetic Nystagmus in Man: 269 The Step Experiment Remote On-Line Computer Diagnosis of the Clinical Electrocardiogram: Smoothing of the Electrocardiogram 272 CONTENTS XXVIII. Sensory Aids Research 279 XXIX. Circuit Theory and Design 281 Recent Developments in Parametric Multipliers XXX. Network Synthesis Non Series Parallel Realization for Lossless Driving-Point Impedances 281 295 295 XXXI. Computer Research 301 XXXII. Advanced Computation Systems 303 XXXIII. Stroboscopic Research 305 Author Index 307