Carbon Nanofibers Grown Using Ambient Air (image) North Carolina State University Caption North Carolina State University researchers have shown they can grow vertically-aligned carbon nanofibers using ambient air, rather than ammonia gas. Credit Anatoli Melechko Usage Restrictions Credit must be given. 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.