KnowraAvalanche photodiodeLinked fromLinked fromThe 6 pages that link to Avalanche photodiode, each with the reason it gives.All 6Broader topic 3Compared with 3Photomultiplier tubeCompared with: It provides internal gain in a compact solid-state device rather than through dynodes.Quantum efficiencyCompared with: Its gain can raise output current without increasing the fraction of photons initially detected.Superconducting detectorCompared with: It offers photon sensitivity with compact semiconductor technology rather than a superconducting transition.