Scalable, Universal In Situ Self-Heating Chemical Vapor Deposition Strategy for High-Quality Thick Turbostratic Graphene via Combined Twist–Tilt Configuration Engineering
High-quality, thick turbostratic graphene offers a promising route to robust, reliable applications while retaining monolayer-like properties. However, its preparation remains challenging, particularly in controlling interlayer configurations and maintaining the quality at high thickness. Herein, an in situ self-heating CVD strategy is developed, realizing simultaneous combined control over twist-tilt interlayer configurations in high-quality, thick graphene. A rapid thermal period stabilizes turbostratic twist stacking by suppressing metastable-to-stable transformation into AB-stacking around the lattice's <i>z</i>-axis, yielding a high layer-number-independent turbostratic ratio (∼92%). Localized self-heating suppresses undesirable gas-phase reactions and amorphous carbon formation, while the electrical "hot-spot" effect facilitates selective defect healing. These suppress tilt configurations around the lattice's <i>x</i>/<i>y</i> axes, resulting in high in-plane interlayer alignment. This strategy achieves low defect density (<10<sup>10</sup> cm<sup>-2</sup>) at rapid growth rate (>100 layers hour<sup>-1</sup>), rarely accessible via conventional CVD. A self-heating CVD strategy demonstrates excellent scalability and universality, and life cycle assessment and technoeconomic analysis reveal its superior environmental sustainability and cost-effectiveness.
Authors
- Wenjing Jiang (ORCID: https://orcid.org/0000-0002-4407-5691)
- Bing Deng (ORCID: https://orcid.org/0000-0003-0530-8410)
- Fan Yang (ORCID: https://orcid.org/0000-0003-4858-4036)
- Yuyao Yang
- Fushun Liang (ORCID: https://orcid.org/0000-0003-4195-3863)
- Erkang Feng (ORCID: https://orcid.org/0000-0002-6770-1253)
- Yi Cheng (ORCID: https://orcid.org/0000-0002-5865-0685)
- Fang Ye (ORCID: https://orcid.org/0000-0002-8768-7145)
- Wenjuan Li (ORCID: https://orcid.org/0000-0001-5484-1823)
- Xiaoyue Zhang (ORCID: https://orcid.org/0000-0001-7922-2236)
- Kangyi Zheng
- Yue Qi (ORCID: https://orcid.org/0000-0002-8442-2192)
- Longfei Liu (ORCID: https://orcid.org/0000-0003-0249-2590)
- Zhongfan Liu (ORCID: https://orcid.org/0000-0003-0065-7988)
Institutions
- North University of China (CN)
- Beijing Technology and Business University (CN)
- Peking University (CN)
- China Iron and Steel Research Institute Group (CN)
- Soochow University (CN)
- Sinolight (China) (CN)
- Fujian Research Institute of Light Industry (CN)
- Beijing Graphene Institute (CN)
- Applied Graphene Materials (United Kingdom) (GB)
- Beijing National Laboratory for Molecular Sciences (CN)
- Advanced Energy Materials (United States) (US)
- Tsinghua University (CN)
Publication Details
- Journal
- Journal of the American Chemical Society
- Published
- 2025-11-13
- DOI
- https://doi.org/10.1021/jacs.5c14727
- Citations
- 3
- Primary Topic
- Graphene research and applications
- Type
- article
- Field-Weighted Citation Impact
- 1.55