Avalanche Photodiode (1 of 2) (IMAGE) Georgia Institute of Technology Research News Caption Georgia Tech researchers have shown that ultraviolet avalanche photodiodes they developed offer the high gain, reliability and robustness needed to detect bioterrorism agents and help authorities rapidly contain an incident like the 2001 anthrax attacks. Credit Georgia Tech Photo: Gary Meek Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.