Scientists Control Dimensions of Gold Nanorods (image) North Carolina State University Share Print E-Mail Caption NC State University researchers found they could control the dimensions of the nanorods by varying how quickly they added ascorbic acid. Credit Joseph Tracy, North Carolina State University Usage Restrictions Image credit must be given. 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.