Hongwei ZHU

Hongwei ZHU, Ph.D/Professor

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Scientific Profile

Dr. Zhu received his B.S. degree in Mechanical Engineering at Tsinghua University in 1998. He started his doctoral studies under the direction of Prof. Dehai Wu and received a Ph.D. degree in Materials Processing Engineering in 2003. After Post Doc. researches in Japan (2003.9~2004.8) and USA (2004.8~2008.3), he began his independent career as a faculty member at the Department of Mechanical Engineering, Tsinghua University (2008.4~2012.12). He is currently a Professor in the School of Materials Science and Engineering. He has received several awards including National Natural Science Award (2nd class)(2006), National Excellent Doctoral Dissertation Award (2005) and New Century Excellent Talents in University Award (2008). Current research involves synthesis, characterizations and energy/environmental applications of macrostructures of nanomaterials.

Research Interests
1) Graphene and carbon nanotubes
2) Energy harvesting, conversion and storage
3) Composites, hybrid materials and heterostructures

Results and Publications
His research results include: i) Continuous assembly and controllable growth of monolithic nano-carbon macrostructures (1D fibers, 2D films and 3D sponges); ii) Atom-resolved imaging of graphene and nanotubes and their nucleation points, offering further implications for understanding catalytic reactions and device quality synthesis; iii) Applications of nanomaterials in energy harvesting, conversion/storage, composites & environmental areas. He has received 10 CN patents, 1 US patent and published more than 100 papers in refereed international journals including Science, Scientific Reports, Nano Lett., Adv. Mater.

38. X. Li, X. B. Zang, Z. Li, X. M. Li, P. X. Li, P. Z. Sun, X. Lee, R. J. Zhang, Z. H. Huang, K. L. Wang, D. H. Wu, F. Y. Kang, H. W. Zhu. Large-area flexible core-shell graphene/porous carbon woven fabric films for fiber supercapacitor electrodes. Adv. Funct. Mater. DOI: 10.1002/adfm.201300464.
37. P. Z. Sun, M. Zhu, K. L. Wang, M. L. Zhong, J. Q. Wei, D. H. Wu, Z. P. Xu, H. W. Zhu. Selective ion penetration of graphene oxide membranes. ACS Nano 2013, 7, 428.
36. Y. X. Lin, X. M. Li, D. Xie, T. T. Feng, Y. Chen, R. Song, H. Tian, T. L. Ren, M. L. Zhong, K. L. Wang, H. W. Zhu. Graphene/semiconductor heterojunction solar cells with modulated antireflection and graphene work function. Energy & Environ. Sci. 2013, 6, 108.
35. X. Li, R. J. Zhang, W. J. Yu, K. L. Wang, J. Q. Wei, D. H. Wu, A. Y. Cao, Z. H. Li, Y. Cheng, Q. S. Zheng, R. S. Ruoff, H. W. Zhu. Stretchable and highly sensitive graphene-on-polymer strain sensors. Sci. Rep. 2012, 2, 870.
34. X. Li, P. Z. Sun, L. L. Fan, M. Zhu, K. L. Wang, M. L. Zhong, J. Q. Wei, D. H. Wu, Y. Cheng, H. W. Zhu. Multifunctional graphene woven fabrics. Sci. Rep. 2012, 2, 395.
33. P. Z. Sun, M. Zhu, K. L. Wang, M. L. Zhong, J. Q. Wei, D. H. Wu, Y. Cheng, H. W. Zhu. Photoinduced molecular desorption from graphene films. Appl. Phys. Lett. 2012, 101, 053107.
32. Y. Y. Shang, X. D. He, Y. B. Li, L. H. Zhang, Z. Li, C. Y. Ji, E. Z. Shi, P. X. Li, K. Zhu, Q. Y. Peng, C. Wang, X. J. Zhang, R. G. Wang, J. Q. Wei, K. L. Wang, H. W. Zhu, D. H. Wu, A. Y. Cao. Super-stretchable spring-like carbon nanotube ropes. Adv. Mater. 2012, 24, 2896.
31. X. Li, L. L. Fan, Z. Li, K. L. Wang, M. L. Zhong, J. Q. Wei, D. H. Wu, H. W. Zhu. Boron doping of graphene for graphene-silicon p-n junction solar cells. Adv. Energy Mater. 2012, 2, 425.
30. H. W. Zhu, B. Q. Wei. Macrostructures of carbon nanotubes. Encyclopedia of Nanosci. Nanotechnol. 2011, 16, 33 (American Scientific Publishers, Ed. Hari Singh Nalwa).
29. H. W. Zhu, Z. P. Xu, D. Xie. Graphene: structure, synthesis and characterizations. Tsinghua University Press, Beijing, 2011 (Book).
28. T. T. Feng, D. Xie, Y. X. Lin, T. L. Ren, R. Song, H. M. Zhao, H. Tian, X. Li, H. W. Zhu, L. T. Liu. Graphene based Schottky junction solar cells on patterned silicon-pillar-array substrate. Appl. Phys. Lett. 2011, 99, 233505.
27. D. Zhang, W. C. H. Choy, C. C. D. Wang, X. Li, L. L. Fan, K. L. Wang, H. W. Zhu. Polymer solar cells with gold nanoclusters decorated multi-layer graphene as transparent electrode. Appl. Phys. Lett. 2011, 99, 223302.
26. Y. Y. Zang, D. Xie, X. Wu, Y. Chen, Y. X. Lin, M. H. Li, H. Tian, X. Li, Z. Li, H. W. Zhu, T. L. Ren, D. Plant. Enhanced photovoltaic properties in graphene/polycrystalline BiFeO3 heterojunction structure. Appl. Phys. Lett. 2011, 99, 132904.
25. X. M. Li, T. S. Zhao, K. L. Wang, Y. Yang, J. Q. Wei, F. Y. Kang, D. H. Wu, H. W. Zhu. Directly drawing self-assembled, porous and monolithic graphene fiber from CVD-grown graphene film and its electrochemical properties. Langmuir 2011, 27, 12164.
24. L. L. Fan, Z. Li, Z. P. Xu, K. L. Wang, J. Q. Wei, X. Li, J. Zou, D. H. Wu, H. W. Zhu. Step driven competitive epitaxial and self-limited growth of graphene on copper surface. AIP Adv. 2011, 1, 032145.
23. X. C. Gui, H. B. Li, Y. Jia, Z. Li, L. Liu, J. Q. Wei, K. L. Wang, H. W. Zhu, A. Y. Cao, D. H. Wu. A facile route to isotropic conductive nanocomposites by direct polymer infiltration of carbon nanotube sponges. ACS Nano 2011, 5, 4276.
22. L. H. Zhang, L. L. Fan, Z. Li, E. Z. Shi, X. M. Li, H. B. Li, C. Y. Ji, Y. Jia, J. Q. Wei, K. L. Wang, H. W. Zhu, D. H. Wu, A. Y. Cao. Graphene-CdSe nanobelt solar cells with tunable configurations. Nano Res. 2011, 4, 891.
21. Z. Li, H. W. Zhu, D. Xie, K. L. Wang, A. Y. Cao, J. Q. Wei, X. Li, L. L. Fan, D. H. Wu. Flame synthesis of few-layered graphene/graphite films. Chem. Commun. 2011, 47, 3520.
20. Jia, A. Y. Cao, X. Bai, Z. Li, L. H. Zhang, N. Guo, J. Q. Wei, K. L. Wang, H. W. Zhu, D. H. Wu, P. M. Ajayan. Achieving high efficiency silicon - carbon nanotube heterojunction solar cells by acid doping. Nano Lett. 2011, 11, 1901.
19. X. M. Li, H. W. Zhu, K. L. Wang, A. Y. Cao, J. Q. Wei, C. Y. Li, Y. Jia, Z. Li, X. Li, D. H. Wu. Graphene-on-silicon Schottky junction solar cells. Adv. Mater. 2010, 22, 2743.
18. X. C. Gui, J. Q. Wei, K. L. Wang, A. Y. Cao, H. W. Zhu, Y. Jia, Q. K. Shu, D. H. Wu. Carbon nanotube sponges. Adv. Mater. 2010, 22, 617.
17. L. H. Zhang, Y. Jia, S. S. Wang, Z. Li, C. Y. Ji, J. Q. Wei, H. W. Zhu, K. L. Wang, D. H. Wu, E. Z. Shi, Y. Fang, A. Y. Cao. Carbon nanotube and CdSe nanobelt Schottky junction solar cells. Nano Lett. 2010, 10, 3583.
16. X. C. Gui, A. Y. Cao, J. Q. Wei, H. B. Li, Y. Jia, Z. Li, L. L. Fan, K. L. Wang, H. W. Zhu, D. H. Wu. Soft, controlled compressibility, highly conductive nanotube sponges and composites. ACS Nano 2010, 4, 2320.
15. Q. K. Shu, J. Q. Wei, K. L. Wang, S. Song, N. Guo, Y. Jia, Z. Li, Y. Xu, A. Y. Cao, H. W. Zhu, D. H. Wu. Efficient energy conversion of nanotube/nanowire-based solar cells. Chem. Commun. 2010, 46, 5533.
14. Q. K. Shu, J. Q. Wei, K. L. Wang, H. W. Zhu, Z. Li, Y. Jia, X. C. Gui, N. Guo, X. M. Li, C. R. Ma, D. H. Wu. Hybrid heterojunction and photoelectrochemistry solar cell based on silicon nanowires and double-walled carbon nanotubes. Nano Lett. 2009, 9, 4338.
13. S. Venkatachalam, H. W. Zhu, C. Masarapu, K. H. Hung, Z. Liu, K. Suenaga, B. Q. Wei. In-situ formation of sandwiched structures of nanotube/CuxOy/Cu composites for lithium battery applications. ACS Nano 2009, 3, 2177.
12. H. W. Zhu, J. Q. Wei, K. L. Wang, D. H. Wu. Applications of carbon materials in photovoltaic solar cells. Sol. Energy Mater. Sol. Cells 2009, 93, 1461.
11. H. W. Zhu, B. Q. Wei. Direct fabrication of single-walled carbon nanotube macro-films on flexible substrates. Chem. Commun. 2007, 29, 3042.
10. C. Masarapu, V. Subramanian, H. W. Zhu, B. Q. Wei. Long-cycle electrochemical behavior of multiwall carbon nanotubes synthesized on stainless steel in Li ion batteries. Adv. Funct. Mater. 2009, 19, 1008.
9. H. W. Zhu, K. Suenaga, J. Q. Wei, K. L. Wang, D. H. Wu. A strategy to control the chirality of single-walled carbon nanotubes. J. Cryst. Growth 2008, 310, 5473.
8. J. Q. Wei, H. W. Zhu, Y. H. Li, B. Chen, Y. Jia, K. L. Wang, Z. C. Wang, W. J. Liu, J. B. Luo, M. X. Zheng, D. H. Wu, Y. Q. Zhu, B. Q. Wei. Ultrathin single-layered membranes from double-walled carbon nanotubes. Adv. Mater. 2006, 18, 1695.
7. V. Subramanian, H. W. Zhu, B. Q. Wei. High rate reversibility anode materials of lithium batteries from vapor-grown carbon nanofibers. J. Phys. Chem. B 2006, 110, 7178. 6. J. Z. Cai, L. Lu, W. J. Kong, H. W. Zhu, C. Zhang, B. Q. Wei, D. H. Wu, F. Liu. Pressure-induced transition in magnetoresistance of single-walled carbon nanotubes. Phys. Rev. Lett. 2006, 97, 026402.
5. H. W. Zhu, K. Suenaga, K. Mizuno, A. Hashimoto, K. Urita, K. Hata, S. Iijima. Atomic-resolution imaging of the nucleation points of single-walled carbon nanotubes. Small 2005, 1, 1180.
4. H. W. Zhu, G. L. Zhao, C. Masarapu, D. P. Young, B. Q. Wei. Super-small energy gaps of single-walled carbon nanotube strands. Appl. Phys. Lett. 2005, 86, 203107.
3. H. W. Zhu, D. H. Wu, C. L. Xu. Carbon nanotubes. Beijing: China Machine Press, 2003 (Book).
2. H. W. Zhu, C. L. Xu, D. H. Wu, B. Q. Wei, R. Vajtai, P. M. Ajayan. Direct synthesis of long single-walled carbon nanotube strands. Science 2002, 296, 884.
1. B. Q. Wei, R. Vajtai, Y. Y. Choi, P. M. Ajayan, H. W. Zhu, C. L. Xu, D. H. Wu. Structural characterizations of long single-walled carbon nanotube strands. Nano. Lett. 2002, 2, 1105.

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