Low Temperature Physics-LT 13

Fritz London Award Address.- Light Scattering As a Probe of Liquid Helium.- Phase Diagram of Helium Monolayers.- Helium-3 in Superfluid Helium-4.- Some Recent Developments Concerning the Macroscopic Quantum Nature of Superfluid Helium.- A Neutron Scattering Investigation of Bose—Einstein Condensation in Super-fluid 4He.- Temperature and Momentum Dependence of Phonon Energies in Superfluid 4He.- Does the Phonon Spectrum in Superfluid 4He Curve Upward?.- Model Dispersion Curves for Liquid 4He.- Analysis of Dynamic Form Factor S(k, ?) for the Two-Branch Excitation Spectrum of Liquid 4He.- Excitation Spectrum for Weakly Interacting Bose Gas and the Liquid Structure Function of Helium.- Elementary Excitations in Liquid Helium.- Long-Wavelength Excitations in a Bose Gas and Liquid He II at T = 0.- Bose-Einstein Condensation in Two-Dimensional Systems.- Phonons and Lambda Temperature in Liquid 4He as Obtained by the Lattice Model.- Equation of State for Hard-Core Quantum Lattice System.- Impulse of a Vortex System in a Bounded Fluid.- New Results on the States of the Vortex Lattice.- Superfluid Density in Pairing Theory of Superfluidity.- The 3He-Roton Interaction.- Quantum Lattice Gas Model of 3He–4He Mixtures.- The S = 1 Ising Model for 3He–4He Mixtures.- Low Temperature Thermodynamics of Fermi Fluids.- Density and Phase Variables in the Theory of Interacting Bose Systems.- Subcore Vortex Rings in a Ginsburg-Landau Fluid.- Multilayer Helium Films on Graphite.- Submonolayer Isotopic Mixtures of Helium Adsorbed on Grafoil.- Spatial Ordering Transitions in Quantum Lattice Gases.- A Model of the 4He Monolayer on Graphite.- Thermal Properties of the Second Layer of Adsorbed 3He.- Nuclear Magnetic Resonance Investigation of 3He Surface States in Adsorbed 3He–4He Films.-Nuclear Magnetic Relaxation of Liquid 3He in a Constrained Geometry.- Low-Temperature Specific Heat of 4He Films in Restricted Geometries.- Mean Free Path Effects in 3He Quasiparticles: Measurement of the Spin Diffusion Coefficient in the Collisionless Regime by a Pulsed Gradient NMR Technique.- Adsorption of 4He on Bare and on Argon-Coated Exfoliated Graphite at Low Temperatures.- Ellipsometric Measurements of the Saturated Helium Film.- Momentum and Energy Transfer Between Helium Vapor and the Film.- Nuclear Magnetic Resonance Study of the Formation and Structure of an Adsorbed 3He Monolayer.- Pulsed Nuclear Resonance Investigation of the Susceptibility and Magnetic Interaction in Degenerate 3He Films.- Measurements and Calculations of the Helium Film Thickness on Alkaline Earth Fluoride Crystals.- The Normal Fluid Fraction in the Adsorbed Helium Film.- Helium II Film Transfer Rates Into and Out of Solid Argon Beakers.- Preferred Flow Rates in the Helium II Film.- Superfluidity of Thin Helium Films.- Superfluidity in Thin 3He–4He Films.- On the Absence of Moderate Velocity Persistent Currents in He II Films Adsorbed on Large Cylinders.- Thermodynamics of Superflow in the Helium Film.- Mass Transport of 4He Films Adsorbed on Graphite.- Helium Film Flow Dissipation with a Restrictive Geometry.- Dissipation in the Flowing Saturated Superfluid Film.- Dissipation in Superfluid Helium Film Flow.- Direct Measurement of the Dissipation Function of the Flowing Saturated He II Film.- Application of the Fluctuation Model of Dissipation to Beaker Film Flow.- Film Flow Driven by van der Waals Forces.- Decay of Saturated and Unsaturated Persistent Currents in Superfluid Helium.- Rotating Couette Flow of Superfluid Helium.- New Aspects of the ?-Point Paradox.- Torque on aRayleigh Disk Due to He II Flow.- Superfluid 4He Velocities in Narrow Channels between 1.8 and 0.3°K.- Critical Velocities in Superfluid Flow Through Orifices.- Observations of the Superfluid Circulation around a Wire in a Rotating Vessel Containing He II.- An Attempt to Photograph the Vortex Lattice in Rotating He II.- Radial Distribution of Superfluid Vortices in a Rotating Annulus.- Effect of a Constriction on the Vortex Density in He II Superflow.- AC Measurements of a Coupling between Dissipative Heat Flux and Mutual Friction Force in He II.- The He II–He I Transition in a Heat Current.- Pumping in He II by Low-Frequency Sound.- Optical Measurements on Surface Modes in Liquid Helium II.- Measurement of the Temperature Dependence of the Density of Liquid 4He from 0.3 to 0.7°K and Near the ?-Point.- Second-Sound Velocity and Superfluid Density in 4He Under Pressure and Near T?.- Superfluid Density Near the Lambda Point in Helium Under Pressure.- Hypersonic Attenuation in the Vicinity of the Superfluid Transition of Liquid Helium.- Superheating in He II.- Evaporation from Superfluid Helium.- Angular Distribution of Energy Flux Radiated from a Pulsed Thermal Source in He II below 0.3°K.- Electric Field Amplification of He II Luminescence Below 0.8°K.- Correlation Length and Compressibility of 4He Near the Critical Point.- Coexistence Curve and Parametric Equation of State for 4He Near Its Critical Point.- Effect of Viscosity on the Kapitza Conductance.- Liquid Disorder Effects on the Solid He II Kapitza Resistance.- The Kapitza Resistance between Cu (Cr) and 4He (3He) Solutions and Applications to Heat Exchangers.- Heat Transfer between Fine Copper Powders and Dilute 3He in Superfluid 4He.- Thermal Boundary Resistance between Pt and Liquid 3He at Very LowTemperatures.- The Leggett—Rice Effect in Liquid 3He Systems.- Helium Flow Through an Orifice in the Presence of an AC Sound Field.- Vortex Fluctuation Contribution to the Negative Ion Trapping Lifetime.- The Question of Ion Current Flow in Helium Films.- Impurity Ion Mobility in He II.- Measurement of Ionic Mobilities in Liquid 3He by a Space Charge Method.- Pressure Dependence of Charge Carrier Mobilities in Superfluid Helium.- Two-Dimensional Electron States Outside Liquid Helium.- An Experimental Test of Vinen’s Dimensional Theory of Turbulent He II.- Measurements on Ionic Mobilities in Liquid 4He.- Influence of a Grid on Ion Currents in He II.- Collective Modes in Vortex Ring Beams.- Tunneling from Electronic Bubble States in Liquid Helium Through the Liquid —Vapor Interface.- Positive Ion Mobility in Liquid 3He.- A Large Family of Negative Charge Carriers in Liquid Helium.- Temperature Dependence of the Electron Bubble Mobility Below 0.3° K.- Transport Properties of Electron Bubbles in Liquid He II.- Do Fluctuations Determine the Ion Mobility in He II near T??.- Absence of a Quadratic Term in the 4He Excitation Spectrum.- Theoretical Studies of the Propagation of Sound in Channels Filled with Helium II.- Developments in the Theory of Third Sound and Fourth Sound.- Thermal Excitation of Fourth Sound in Liquid Helium II.- Inelastic Scattering From Surface Zero-Sound Modes: a Model Calculation.- The Scattering of Low-Energy Helium Atoms at the Surface of Liquid Helium.- Inelastic Scattering of 4He Atoms by the Free Surface of Liquid 4He.- The Scattering of Light by Liquid 4He Close to the ?-Line.- Experiments on the Scattering of Light by Liquid Helium.- Brillouin Light Scattering from Superfluid Helium under Pressure.- Brillouin Scattering from Superfluid3He–4He Mixtures.- Liquid Structure Factor Measurements on the Quantum Liquids.- The Functional Forms of S(k) and E(k) in He II as Determined by Scattering Experiments.- Effective Viscosity of Liquid Helium Isotope Mixtures.- The Viscosity of Dilute Solutions of 3He in 4He at Low Temperatures.- The Viscosity of 3He–4He Solutions.- Thermodynamic Properties of Liquid 3He–4He Mixtures Near the Tricritical Point Derived from Specific Heat Measurements.- Dielectric Constant and Viscosity of Pressurized 3He–4He Solutions Near the Tricritical Point.- Critical Opalescent Light Scattering in 3He–4He Mixtures Near the Tricritical Point.- Second-Sound Velocity, Gravitational Effects, Relaxation Times, and Superfluid Density Near the Tricritical Point in 3He–4He Mixtures.- Excitation Spectrum of 3He–4He Mixture and Its Effect on Raman Scattering.- The Low-Temperature Specific Heat of the Dilute Solutions of 3He in Super-fluid 4He.- Spin Diffusion of Dilute 3He–4He Solutions under Pressure.- The Spin Diffusion Coefficient of 3He in 3He–4He Solutions.- Nucleation of Phase Separation in 3He–4He Mixtures.- Renormalization of the 4He ?-Transition in 3He–4He Mixtures.- The Osmotic Pressure of Very Dilute 3He–4He Mixtures.- Pressure Dependence of Superfluid Transition Temperature in 3He–4He Mixtures.- Thermal Diffusion Factor of 3He–4He Mixtures: A Test of the Helium Interaction Potential.- Peculiarities of Charged Particle Motion in 3He–4He Solutions in Strong Electric Fields.- First-Sound Absorption and Dissipative Processes in 3He–4He Liquid Solutions and 3He.- of Other Volumes.- Index to Contributors.