Engineered “coffee-rings” of reduced graphene oxide as ultrathin contact guidance to enable patterning of living cells

Author:

Kang Seok Hee12345,Shin Yong Cheol12345,Hwang Eun Young6789,Lee Jong Ho101112139,Kim Chang-Seok12345,Lin Zhiqun14151617ORCID,Hur Seung Hyun1819209ORCID,Han Dong-Wook12345ORCID,Hong Suck Won12345ORCID

Affiliation:

1. Department of Cogno-Mechatronics Engineering

2. Department of Optics and Mechatronics Engineering

3. College of Nanoscience and Nanotechnology

4. Pusan National University

5. Busan 46241

6. Research Center for S-T/F

7. Samsung Electro-Mechanics

8. Busan 46754

9. Republic of Korea

10. Center for Biomaterials

11. Biomedical Research Institute

12. Korea Institute of Science and Technology

13. Seoul 02792

14. School of Materials Science and Engineering

15. Georgia Institute of Technology

16. Atlanta

17. USA

18. School of Chemical Engineering

19. University of Ulsan

20. Ulsan 44610

Abstract

The generation of ultrathin nanotextured films in the form of micropatterns (i.e., concentric gradient rGO coffee rings) is effectively tailored, and these patterned rGO arrays can be utilized as promising cell-responsive templates.

Funder

National Research Foundation of Korea

Publisher

Royal Society of Chemistry (RSC)

Subject

Electrical and Electronic Engineering,Process Chemistry and Technology,Mechanics of Materials,General Materials Science

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