C.1. Applications and basic principles of absorbers p.22-- C.2. Applications and basic principles of diffusers p.56-- C.3. Measurement of absorber properties p.85-- C.4. Measurement and characteization of diffuse reflections or scattring p.127-- C.5. Porous absorption p. 155-- C.6. Resonant absorbers p.184-- C.7. Miscellaneous absorbers p.200-- C.8. Predicition of scattering p. 231-- C.9. Schroeder diffusers p.274-- C.10. Geometric reflectors and diffusers p.311-- C.11. Hybrid surfaces p. 334-- C.12. Absorbers and diffusers in rooms and geometric models p.352-- C.13. Active absorptions and diffusion p.373--
