Handbook of Humidity Measurement, Volume 1

Ghenadii Korotcenkov is the chief scientific researcher at the Department of Physics and Engineering at the Moldova State University, Chisinau, the Rep. of Moldova.

PART 1: Introduction In Humidity Measurements. Water, water vapors and humidity.Why do we need to control humidity? Part 2: Humidity Monitoring using Absorption of Electromagnetic Radiation. Optical hygrometers. IR optical hygrometers. Atmosphere monitoring using methods of absorption of electromagnetic radiation. Atmosphere monitoring using methods of microwave absorption. GPS monitoring of atmospheric water vapor.Atmosphere monitoring using methods of absorption of electromagnetic radiation. LIDAR systems for atmosphere monitoring. Upper tropospheric and stratospheric water vapour control. Part 3: Optical and Fiber-Optic Humidity Sensors. Introduction in humidity measurement by optical and fiber-optic sensors. Optical and Fiber-Optic Humidity Sensors: General consideration. Absorption or colorimetric-based optical humidity sensors. Moisture indicators (3-1-2-1). Refractometry-based optical humidity sensors. Luminescence (fluorescence)-based humidity sensors. Interferometric humidity sensors. Microfiber-based humidity sensors. Humidity sensors based on special fibers. Surface Plasmon resonance-based humidity sensors. Lossy mode resonance based humidity sensors. Ellipsometry-based humidity sensors. Design and fabrication of optical and fiber-optic humidity sensors. Integrated humidity sensors. Outlook: State of the art and future prospects of optical and fiber-optic sensors.