Polymer Grows on Nanotube Surface (IMAGE) Kyushu University, I2CNER Caption Hydrogen bonding allows a fluorene based polymer to grow on specific carbon nanotubes. This changes the solubility of the nanotube allowing it to be separated from other types of nanotubes. Credit International Institute for Carbon-Neutral Energy Research (I²CNER), Kyushu 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.