Not Schrödinger's Cat (image) National Institute of Standards and Technology (NIST) Share Print E-Mail Caption NIST has developed a technique to calibrate the 'phantoms' that provide a daily benchmark for PET scanner sensitivity. The resulting phantoms will be the first ones commercially available for PET that can trace calibration directly to NIST standards. Credit Bergeron/NIST Usage Restrictions None Share Print E-Mail 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.