SEM images of microstrands of 34b (a–c) and nanofibers of 34c (d–f).

PDF) Putting the 'N' in ACENE: Pyrazinacenes and their structural

PDF) Putting the 'N' in ACENE: Pyrazinacenes and their structural

PDF) Putting the 'N' in ACENE: Pyrazinacenes and their structural

Helical forms of pyrazinacene nanotubes. (a) (i)–(iii) SEM images

SEM images of microstrands of 34b (a–c) and nanofibers of 34c (d–f

PDF) Putting the 'N' in ACENE: Pyrazinacenes and their structural

Putting the 'N' in ACENE: Pyrazinacenes and their structural

PDF) Putting the 'N' in ACENE: Pyrazinacenes and their structural

SEM images of microstrands of 34b (a–c) and nanofibers of 34c (d–f

Putting the 'N' in ACENE: Pyrazinacenes and their structural

PDF) Putting the 'N' in ACENE: Pyrazinacenes and their structural