Radiant intensity

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Explains the principles of photomultiplier tubes and their applications in optical detection, focusing on gain, efficiency, and signal amplification.

Covers light sources, their noise properties, and the implications for optical detectors.

Explores radiometry, photometry, laser power distribution, and light behavior in different media.

Explores the complex refractive index, its role in light propagation, absorption, and reflectivity.

Covers the principles and applications of pyroelectric detectors in intrusion detection systems.

Explores the solar radiation spectrum, Earth's energy balance, gravitational wells, and space debris challenges.

Examines how the intensity of red LEDs changes with distance to a hindrance.

Explores the physics of building technology and the physiology of vision, emphasizing visual comfort and lighting effects.

Covers the history of photomedicine, including the development of PDT and its application in treating age-related macular degeneration.

Explores autocorrelators in laser systems, covering basic operation, noise characteristics, ultrafast lasers, and frequency conversion.