Flexible radio-frequency carbon nanotube transistors operating at frequencies above 100 GHz

Nature Electronics, Published online: 12 May 2026; doi:10.1038/s41928-026-01632-1 An electrothermal co-design strategy can be used to make flexible transistors based on aligned carbon nanotube arrays with current-gain cut-off frequencies of 152 GHz and power-gain cut-off frequencies of 102 GHz.