Table of Contents

What Happens at Low Temperatures. Entropy, Ordering and the Third Law. The Third Law of Thermodynamics and Ordering. Ordering in Helium. What makes a superfluid? What makes a superfluid superfluid? Liquid ^T4He. Some properties of Liquid ^T4He in the two-fluid region. Elementary excitations and the critical verlocity. Quantum effects, verlocity and rotation. Thermal and mechanical effects revisited. Experimental Techniques. Cooling methods. Thermometry and thermal contact. Superconductivity. The basic properties of superconductors. The wave function and electrodynamics. BCS theory and its consequences. Some other properties of superconductors. Liquid ^T3He. Some theoretical ideas. Experimental properties of superfluid ^T3He. Superconductivity in other ^T3He systems.

About the Author

Tony Guenault