Thermoelectric Test Device (IMAGE) University of California - Santa Barbara Caption This device tests the properties of the cadmium arsenide thin film — the black strip in the center Credit UC Santa Barbara Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted. License CC BY-NC-ND 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.