PUBLICATIONS AND REPORTS MEETING PAPERS PRESENTED UNESCO Symposium on Culture and Science, September 6-10, J. Y. Paris, France 1971 Lettvin, Comprehensive Involvement of Man in Scientific Activity 10th International Conference on Ionization Processes in Plasmas, Oxford, England September 13-20, 1971 G. Bekefi, Advances in Plasma Diagnostics with Waves and Radiation International Conference on Hollow Cathode Discharges and Their Applications, Orsay, France September 20-23, 1971 G. Kent McCormick and L. M. Lidsky, The Measurement of Electron Temperatures Perpendicular and Parallel to the Magnetic Field in an HCD by Thomson Scattering Diagnostics Conference on Cosmic Plasma Physics, ESRIN, Frascati, Italy September 20-24, 1971 B. Coppi and A. Treves, Sources Plasma Turbulent Heating and Thermal X-ray International Electrical and Electronics Conference and Exhibition, Toronto, Canada October 4-6, 1971 A. V. Oppenheim, Digital Filter Design and Applications (invited) Advanced Applications Flight Review Experiments (AAFE) Progress Review, Langley Research Center, Hampton, Virginia October 5-6, NASA 1971 D. H. Staelin and J. W. Waters, Microwave Temperature Sounding of the Mesosphere and Upper Stratosphere 9th Annual Allerton Conference on Circuit and System Theory, Monticello, Illinois October 6-8, 1971 0. J. Tretiak, Achievements in Image Processing Two-Dimensional Digital Signal Processing Conference, Columbia, Missouri University of Missouri, October 7, 1971 0. J. Tretiak, The Rationale of Picture Filtering 0. J. Tretiak, D. Ozonoff, J. Klopping, and M. Eden, Calculation of Internal Structure from Multiple Radiograms International Conference on Solid Surfaces, Boston, Massachusetts October 11-15, 1971 T. L. Bradley, A. E. Dabiri, and R. E. Stickney, Measurements of the Spatial Distribution of H2 Desorbed from Ni, Fe, Nb, Pt, and Cu MEETING PAPERS PRESENTED (continued) R. E. Stickney, D. V. Tendulkar, and S. Yamamoto, Scattering of Atoms and Molecules from Tungsten : Effect of Surface Composition and Crystal Orientation 82nd Meeting, Acoustical Society of America, Denver, Colorado October 19-22, 1971 U. Ingard, Measurements in Architectural Acoustics - Historical Perspective and Physical Principles (invited) D. H. Klatt, A Generative Theory of Segmental Duration in English NEREM 71, Boston, Massachusetts November 3-5, 1971 S. K. Burns and F. F. Lee, Raster-Based Displays in Patient Monitoring P. Penfield, Jr., Computer-Aided Linear-Circuit Design Workshop on "Interaction of Ultrasound and Biological Tissues, " Seattle, Washington November 8-10, 1971 D. E. Robinson, Ultrasonic Data Acquisition and Display for Diagnostic Visualization Division of Plasma Physics Meeting, American Physical Society, Wisconsin Madison, November 15-18, 1971 G. Bekefi, Nonlinear Coupling of Ion Acoustic Waves in a Highly Ionized Plasma A. Bers and D. C. Watson, Plasma Instabilities in an Electric Field J. A. Mangano and L. D. Smullin, Microwave Instabilities in a BeamPlasma Discharge M. I. Mirkin and R. J. Briggs, Energy Recovery from Energetic Plasmas by Decelerating Electrostatic Wave R. R. Parker, R. J. Briggs, and M. D. Simonutti, Resonance Cones Near Lower Hybrid Resonance in Inhomogeneous Plasma J. A. Rome and R. J. Briggs, The Stability of Sheared Electron Flow D. J. Sigmar, Feasibility of Stationary TOKAMAK by Neutral Injection D. J. Sigmar, B. Coppi, and J. D. Callen, Current-Driven Drift Modes in Toroidal Geometry Annual Meeting of the American Speech and Hearing Association, Chicago, Illinois November 16-20, 1971 Paula Menyuk, Evaluating the Language Disorders of Children Paula Menyuk, Implementing Changes in Language Training General Seminar, Department of Aeronautics and Astronautics, Massachusetts Institute of Technology November 23, 1971 U. Ingard, Acoustics Research, Then and Now (invited) xvi JOURNAL PAPERS ACCEPTED FOR PUBLICATION (Reprints, if available, may be obtained from the Document Room, 26-327, Research Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139) T. L. Bradley, A. E. Dabiri, and R. E. Stickney, Measurements of the Spatial Distribution of H 2 Desorbed from Ni, Fe, N-b, Pt, and Cu (J. Vac. Sci. Technol. ) A. E. Dabiri and R. E. Stickney, Analysis of the "Oxygen Pumping Effect" of Tungsten Cathodes in Ionization Gauges and Mass Spectrometers (J. Vac. Sci. Technol.) T. H. Dupree, Fluids) G. H. Theory of Phase Space Density Granulation in Plasma (Phys. Granlund, Fourier Preprocessing for Hand Print Character Recognition (IEEE Trans. (EC)) A. J. M. Houtsma and J. L. Goldstein, The Central Origin of the Pitch of Complex Tones : Evidence from Musical Interval Recognition (J. Acoust. Soc. Am.) A. W. F. Huggins, Just-Noticeable Differences for Segment Duration in Natural Speech (J. Acoust. Soc. Am.) A. W. F. Huggins, On the Perception of Temporal Phenomena in Speech (J. Acoust. Soc. Am.) J. A. Kong, Reflection Coefficients for Acoustic Waves Interacting with Stratified Media (J. Acoust. Soc. Am.) J. A. Kong, Charged Particles in Bianisotropic Media J. E. Lisman and J. E. Brown, Two Light-Induced Processes in the Photoreceptor Cells of Limulus Ventral Eye (J. Gen. Physiol.) (Radio Science) M. Murakami and L. M. Lidsky, A Method for Studying Distribution Function Evolution during Wave-Particle Interactions (Rev. Sci. Instr.) P. Penfield, Jr., Description of Electrical Networks Using Wiring Operators (Proc. IEEE) D. E. Pritchard and J. Lacy, Shape Resonances in the Forward Diffraction Peak (J. Chem. Phys.) C. T. Pynn, L. D. Braida, and N. I. Durlach, Intensity Perception. tion in Small-Range Identification (J. Acoust. Soc. Am. ) M. W. P. Strandberg, Sensitivity of Radio-Frequency Measurements in the Presence of Oscillator Noise (Rev. Sci. Instr.) P. Winkler, D. Kleppner, T. Myint, and F. G. Walther, The Magnetic Moment of the Proton in Bohr Magnetons (Phys. Rev. A) F. III. Resolu- LETTERS TO THE EDITOR ACCEPTED FOR PUBLICATION B. Coppi and F. Santini, Analogy between Turbulent Transfer in Velocity Space and Plasma Collisional Transport in Real Space (Phys. Rev. Letters) xvii TECHNICAL REPORTS PUBLISHED (These and previously published technical reports, if available, Research may be obtained from the Document Room, 26-327, Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139) 482 Horace P. H. Yuen, Communication Theory of Quantum Systems 483 Barry K. Levitt, Variable-Rate Optical Communication through the Turbulent Atmosphere 484 Adrianus J. M. Houtsma and Julius L. Goldstein, Perception of Musical Intervals : Evidence for the Central Origin of the Pitch of Complex Tones SPECIAL PUBLICATIONS B. Coppi and A. Treves, Plasma Turbulent Heating and Thermal X-ray Sources (Proc. Conference on Cosmic Plasma Physics, ESRIN, Frascati, Italy, September 20-24, 1971) E. V. Hoversten and R. S. Kennedy, Efficient Optical Communication within the Earth's Atmosphere (Opto-Electronics Signal-Processing Techniques, AGARD Conference Proceedings, No. 50, February 1970) T. S. Huang, Bandwidth Compression of Optical Images, in E. Wolf (Ed.) Progress in Optics, Vol. X (North-Holland Publishing Co., Amsterdam, The Netherlands, 1971) J. R. Ross, Act, in D. Davidson and G. Harman (Eds.), Semantics of Natural Language (D. Reidel Publishing Company, Dordrecht, The Netherlands) P. W. Rosenkranz, D. H. Staelin, F. T. Barath, J. C. Blinn III, and E. J. Johnston, Indirect Sensing of Atmospheric Temperature and Water Vapor Using Microwaves (Proc. Seventh International Symposium on Remote Sensing of Environment, University of Michigan, Ann Arbor, Michigan, May 17-21, 1971), pp. 1739-1748 J. M. Sutton, D. H. Staelin, and R. M. Price, Individual Radio Pulses from NP 0531, in R. D. Davies and F. G. Smith (Eds.), The Crab Nebula (International Astronomical Union, Astronomical Institute, Prague, Czechoslovakia, 1971), pp. 97-102 J. W. Waters, Ground-Based Passive Microwave Sensing of Temperatures in the Stratosphere and Lower Mesosphere (Proc. Seventh International Symposium on Remote Sensing of Environment, University of Michigan, Ann Arbor, Michigan, May 17-21, 1971), pp. 1765-1776 xviii