Physics and Astronomy Classification Scheme 2003

67. Quantum fluids and solids; liquid and solid helium (see also 05.30.-d Quantum statistical mechanics) ( 0 Dok.)

• 67.20.+k Quantum effects on the structure and dynamics of nondegenerate fluids (e.g., normal phase liquid 4He) ( 0 Dok. )

• 67.40.-w Boson degeneracy and superfluidity of 4He ( 0 Dok. )

• 67.55.-s Normal phase of liquid 3He ( 0 Dok. )

• 67.57.-z Superfluid phase of liquid 3He ( 0 Dok. )

• 67.60.-g Mixed systems; liquid 3He, 4He mixtures ( 0 Dok. )

• 67.65.+z Spin-polarized hydrogen and helium ( 0 Dok. )

• 67.70.+n Films (including physical adsorption) ( 0 Dok. )

• 67.80.-s Solid helium and related quantum crystals ( 0 Dok. )

• 67.90.+z Other topics in quantum fluids and solids; liquid and solid helium (restricted to new topics in section 67) ( 0 Dok. )