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Inspec keywords: fluidised beds; anemometry; CCD image sensors; laser velocimetry; multiphase flow; interference filters; flow measurement; spatial filters
Subjects: Level, flow and volume measurement; Image sensors; Spatial filters, zone plates, and polarizers; Velocity, acceleration and rotation measurement; Detection of radiation (bolometers, photoelectric cells, i.r. and submillimetre waves detection); Laser applications; Measurement instrumentation and techniques for fluid dynamics; Velocity, acceleration and rotation measurement; Laser beam applications; Multiphase flows; Optical coatings and filters