Photoinduced reversible phase transition of azobenzene-containing polydiacetylene crystals

Woohyun Baek; Jung-Moo Heo; Seungwhan Oh; Sang-Hwa Lee; Jaeyong Kim; Joonyoung F Joung; Sungnam Park; Hesson Chung; Jong-Man Kim

doi:10.1039/c6cc08606c

Photoinduced reversible phase transition of azobenzene-containing polydiacetylene crystals

Chem Commun (Camb). 2016 Nov 29;52(97):14059-14062. doi: 10.1039/c6cc08606c.

Authors

Woohyun Baek¹, Jung-Moo Heo¹, Seungwhan Oh¹, Sang-Hwa Lee², Jaeyong Kim³, Joonyoung F Joung⁴, Sungnam Park⁴, Hesson Chung⁵, Jong-Man Kim⁶

Affiliations

¹ Department of Chemical Engineering, Hanyang University, Seoul 04763, Korea. jmk@hanyang.ac.kr.
² Department of Physics, Hanyang University, Seoul 04763, Korea. kimjy@hanyang.ac.kr.
³ Department of Physics, Hanyang University, Seoul 04763, Korea. kimjy@hanyang.ac.kr and Institute of Nano Science and Technology, Hanyang University, Seoul 04763, Korea.
⁴ Department of Chemistry, Korea University, Seoul 02841, Korea.
⁵ Center for Neuro-Medicine, Brain Science Institute, Korea Institute of Science and Technology, Seoul 02792, Korea.
⁶ Department of Chemical Engineering, Hanyang University, Seoul 04763, Korea. jmk@hanyang.ac.kr and Institute of Nano Science and Technology, Hanyang University, Seoul 04763, Korea.

PMID: 27858005
DOI: 10.1039/c6cc08606c

Abstract

An azobenzene-containing supramolecular polydiacetylene (PDA) crystal undergoes a photoinduced reversible blue-to-red phase transition accompanied by crystal tearing.