Carbon nanotube (CNT) forests (VIDEO) Waseda University This video is under embargo. Please login to access this video. Caption Although carbon nanotube forests are hard to grow very long via conventional methods, a little tweak in technique can change things dramatically. Credit Hisashi Sugime, Waseda University 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.