New Materials for Photon Counting Avalanche Photodiodes Topics: Photodetectors, Sensors and Imaging; Photonic and Optoelectronic Materials and Devices; Ultrafast Electronics, Photonics and Optoelectronics In Proceedings of the 4th International Conference on Photonics, Optics and Laser Technology PHOTOPTICS - Volume 1, 236-240, 2016 , Rome, Italy