Real-space evidence of the equilibrium ordered bicontinuous double diamond structure of a diblock copolymer

Author:

Chu C. Y.1234,Jiang X.567,Jinnai H.567,Pei R. Y.1234,Lin W. F.189,Tsai J. C.189,Chen H. L.1234

Affiliation:

1. Department of Chemical Engineering

2. Frontier Research Center on Fundamental and Applied Sciences of Matters

3. National Tsing Hua University

4. Hsin-Chu 30013, Taiwan

5. Institute for Materials Chemistry and Engineering (IMCE)

6. Kyushu University

7. Fukuoka 819-0395, Japan

8. National Chung Cheng University

9. Chia-Yi 62102, Taiwan

Abstract

A thermally stable ordered bicontinuous double diamond (OBDD) structure in a stereoregular diblock copolymer has been revealed by electron tomography. The structure underwent a thermally reversible transition to double gyroid upon heating, accompanied by a reduction of domain spacing.

Publisher

Royal Society of Chemistry (RSC)

Subject

Condensed Matter Physics,General Chemistry

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