68.00.00 Surfaces and interfaces; thin films and nanosystems (structure and nonelectronic properties) (for surface and interface chemistry, see 82.65.+r, for surface magnetism, see 75.70.Rf)
- 68.03.-g Gas-liquid and vacuum-liquid interfaces
- 68.05.-n Liquid-liquid interfaces
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68.08.-p Liquid-solid interfaces
(1)
- 68.15.+e Liquid thin films
- 68.18.-g Langmuir-Blodgett films on liquids (for L-B films on solids, see 68.47.Pe)
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68.35.-p Solid surfaces and solid-solid interfaces: structure and energetics
(8)
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68.37.-d Microscopy of surfaces, interfaces, and thin films
(8)
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68.43.-h Chemisorption/physisorption: adsorbates on surfaces
(4)
- 68.47.-b Solid-gas/vacuum interfaces: types of surfaces
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68.49.-h Surface characterization by particle-surface scattering (see also 34.35.+a Interactions of atoms and molecules with surfaces)
(1)
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68.55.-a Thin film structure and morphology (for methods of thin film deposition, film growth and epitaxy, see 81.15.-z)
(8)
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68.60.-p Physical properties of thin films, nonelectronic
(2)
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68.65.-k Low-dimensional, mesoscopic, and nanoscale systems: structure and nonelectronic properties (for structure of nanoscale materials, see 61.46.-w; for magnetic properties of interfaces, see 75.70.Cn; for superconducting properties, see 74.78.-w; for optical
(1)
- 68.70.+w Whiskers and dendrites (growth, structure, and nonelectronic properties)
- 68.90.+g Other topics in structure, and nonelectronic properties of surfaces and interfaces; thin films and low-dimensional structures (restricted to new topics in section 68)