TABLE OF CONTENTS
vii
Personnel
Publications and Reports
xv
Introduction
xx
GENERAL PHYSICS
I.
II.
III.
1
Microwave Spectroscopy
Minimum Detectable Power in Superconducting Bolometers
1
Fermi Surfaces of Gallium from Size Effect
8
11
Radio Astronomy
Temperature Dependence of the Microwave Emissivity of NaCl
Solutions
11
Microwave Absorption Measurements of the Terrestrial Atmosphere
12
Measurements of Continuum Radiation from Cosmic Radio Sources
at the Haystack Research Facility
13
Observations of the Moon
21
27
Optical and Infrared Spectroscopy
Far Infrared Spectra of Tetrahalo, Tetraammine,
ammine Complexes of Palladium
and Dihalodi-
Far Infrared Spectra of Metal Cluster Compounds
IV.
35
Perturbation of Electron Energy Distribution by a Probe
35
36
Upper Atmosphere Physics
Studies of Stratospheric Aerosols and Their Correlation
with Ozone
36
39
X-ray Diffraction Studies
Multiple Scattering of X-rays by Amorphous Samples
VI.
33
35
Geophysical Research
High Magnetic Fields
V.
27
39
41
Physical Acoustics
Intensity Distribution of Light Scattered by Thermal Surface Waves
on a Liquid Surface
41
Acoustic Wave Amplification
43
Lateral Acoustic Instability
44
Conservation Equations for a Plasma
46
QPR No. 81
iii
CONTENTS
VII.
Electrodynamics of Moving Media
49
Special Relativity and Asymmetric Energy Momentum Tensors
49
PLASMA DYNAMICS
VIII.
IX.
Plasma Physics
55
Approximate Solution of the Collisionless Plasma-Sheath Equation
for Beam-Generated Plasma in a Plane Geometry
55
Laser Breakdown
58
Gaseous Electronics
63
Electron-Atom Collision Frequency in the Cesium Afterglow
X.
Plasmas and Controlled Nuclear Fusion
Active Plasma Systems
Beam-Plasma Discharge:
System D
69
Beam-Plasma Discharge:
System C
72
Electron Beam Excitation of Ion Oscillations in an ECRD
Plasma
75
Instabilities in Hot-Electron Beam-Plasma Systems
81
Theory of VHF Oscillations and Possible Interactions with
Ions in the Beam-Plasma Discharge
85
94
Wave-Mirror Heating
101
Theory of Plasma Excitation by a Line-Charge Source
102
Experimental Investigation of Instabilities in an Electron
Beam with Transverse Energy
104
High-Frequency Electron-Phonon Interactions in a Magnetic
Field
106
Applied Plasma Physics Related to Controlled Nuclear Fusion
Thermonuclear Reactor:
Introductory System Analysis
113
113
Analysis of the Operation of a Long Arc Column
115
Transverse Diffusion of a Long Plasma Column
121
Energy Conversion Research
Power Systems with Liquid Generators
Experimental Results for Condensing Ejector M-1
Alkali-Metal Magnetohydrodynamic Generators
Performance Potential of Superheated Rankine Cycle Space
Power Systems Employing Magnetohydrodynamic Generators
QPR No. 81
69
69
Quasi-Linear Theory of Narrow-Bandwidth Convective
Instabilities
XI.
63
125
125
125
129
129
CONTENTS
XII.
XIII.
Spontaneous Radiofrequency Emission from Hot-Electron Plasmas
Instabilities in the Extraordinary Waves across the Magnetic
Field
Interaction of Laser Radiation with Plasmas and Nonadiabatic Motion
of Particles in Magnetic Fields
133
133
139
Incoherent Scattering of Light from a Plasma III
139
Nonadiabatic Trapping in Toroidal Geometry
141
Nonadiabatic Scattering in Magnetic Fields
147
COMMUNICATION SCIENCES AND ENGINEERING
XIV.
Statistical Communication Theory
Work Completed
A Class of Nonlinear Filters
An Efficient Transversal Equalizer for Two-Path Channels
XV.
XVI.
XVII.
Processing and Transmission of Information
161
161
161
169
Coding for Source-Channel Pairs
169
An Upper Bound on the Distribution of Computation for Sequential
with Rate above R comp
174
Linguistics
181
Playing with Distinctive Features in the Babbling of Infants
181
Syllable Finals in Chinese Phonology
186
Transitive Softening in Russian
190
Cognitive Information Processing
Cognitive Processes
Confusion Errors for Spatially Transformed Letters
Picture Processing
XVIII.
161
193
193
193
194
Reduction of the Output Noise Power on a Very Noisy
PCM Channel
194
Considerations on the Generation and Processing of Holograms
by Digital Computers
199
Communications Biophysics
207
Waveforms Recorded Extracellularly from Neurons in the
Anteroventral Cochlear Nucleus of the Cat
207
The Fluctuation of Excitability of a Node of Ranvier
213
Bioelectric Potentials in an Inhomogeneous Volume Conductor
218
QPR No. 81
CONTENTS
XIX.
XX.
Neurophysiology
227
Modelling the Group 2 Ganglion Cell of the Frog's Retina
227
Experiment Dealing with the Development of Logical and Abstract
Thought in Young Children
236
Stereomicroscopy with One Objective
238
Special Function Theory
240
Receptor Potentials in Retinular Cells in Limulus
242
Direct Photoelectric Effect in Photoreceptor Cell Membranes
249
Computation Research
Further Computations Using Newton's Method for Finding Complex
Roots of a Transcendental Equation
Author Index
QPR No. 81
253
253
255