The Properties of Liquid and Solid Helium |
Contents
INTRODUCTION | 2 |
THE TWO FLUID PROPERTIES OF HELIUM II | 36 |
PHONONS | 75 |
Copyright | |
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absolute zero absorption amplitude angular approximately Atkins behaviour calculated capillary Chapter cm³ constant critical velocity crystal deduced density described discussed disks dispersion curve effect éksp energy entropy equations of motion equilibrium excitations expansion coefficient experimental experiments Fairbank Fermi Feynman film fluid model frequency given heat flow helium II Hence interactions ions JETP Khalatnikov lambda point lambda transition Landau lattice Lett liquid ³He liquid helium low temperatures magnetic Mc/s mean free path measurements molar volume momentum neutron scattering normal fluid observed obtained oscillating p₁ parameters phonons Physica Proc pulse reference region relaxation resonance rotons saturated vapour pressure second sound shown in Fig shows solutions sound waves Soviet Phys specific heat superfluid Taconis teor theory thermal conductivity thermodynamic transition tube v₁ values Vinen viscosity vortex lines vortices wave function wave number Wilks др