Physics and Astronomy Classification Scheme 1999

80. INTERDISCIPLINARY PHYSICS AND RELATED AREAS OF SCIENCE AND TECHNOLOGY ( 0 Dok.)

• 81. Materials science ( 0 Dok. )

• 82. Physical chemistry ( 0 Dok. )

• 83. Rheology (see also 47 Fluid dynamics) ( 0 Dok. )

• 84. Electronics; radiowave and microwave technology; direct energy conversion and storage ( 0 Dok. )

• 85. Electronic and magnetic devices; microelectronics Vacuum tubes, see 84.47 Microwave tubes, see 84.40.F Cathode-ray and storage tubes, see 84.47 Phototubes, see 85.60.H Conductors, inductors, and switches, see 84.32 ( 0 Dok. )

• 87. Biological and medical physics ( 0 Dok. )

• 89. Topics of general interest to physicists ( 0 Dok. )