程智刚

简介


  • 2017年9月,中国科学院物理研究所,特聘研究员
  • 2013年12月至2017年8月,University of Alberta, Canada, 博士后
    合作导师:John Beamish
  • 2013年5月至2013年11月,Pennsylvania State University, US, 博士后
    合作导师:Moses Chan院士
  • 2006年8月至2013年5月,Pennsylvania State University, US, 博士
    导师:Moses Chan院士
  • 2002年9月至2006年6月,武汉大学,本科

学术兼职:

  • 2022年-2024年,中国物理学会应用物理前沿推介委员会委员

主要研究方向


      极低温实验技术与科学仪器、量子液体与量子固体(氦物理)

过去的主要工作及获得的成果


 

     极低温氦物理研究:

  • 发现固体4He中存在超流态,并且对其发生机理做了系统性研究。(PRL 114, 165301 (2015); PRL 117, 025301 (2016); PRL 121, 225304 (2018))
  • 发现固体4He中的位错线雪崩效应以及由此引起的塑性形变和声学激发。(PRL 121, 055301 (2018))
  • 发现固体3He中位错线运动与3He原子核自旋存在相互作用。(PRB 95, 180103 (2017); J. Low Temp. Phys. 205, 263 (2021); J. Low Temp. Phys. 183, 99 (2016))
  • 发展了原位实时监测氦同位素杂质浓度的方法。(PR Research 3, 023136 (2021))

     极低温低维电子系统研究:

  • 实现了对于薄膜超导电性的面内应力的静态和动态调控。(PRB 105, 224516 (2022))
  • 观察到EuTiO3对于复杂氧化物异质结界面二维电子系统的能带拓扑性质调控效应。(npj Quantum Materials 7, 122 (2022))

     极低温仪器研制:

  • 研制我国首台无液氦稀释制冷机。(Chin. Phys. B 31, 120703 (2022))

代表性论文及专利


  1. Xiang Guan, Jie Fan, Yong Bo Bian, Zhi Gang Cheng*, Zhong Qing Ji*, “Experimental study on vibration reduction of a cryogen-free dilution refrigerator system pre-cooled by a GM-cryocooler ”, Cryogenics, 142, 103911 (2024)
  2. Xiang Guan, Jie Fan, Yong-Bo Bian, Zhi-Gang Cheng*, Zhong-Qing Ji*, “An efficient numerical method for modeling silver powder heat exchanger in dilution refrigerator”, Cryogenics, 141, 103891 (2024)
  3. Xiang Guan, Jie Fan, Yong-Bo Bian, Zhi-Gang Cheng, Zhong-Qing Ji*, “Development of 400-uW cryogen-free dilution refrigerators for quantum experiments”, Chin. Phys. B 33, 070701 (2024)
  4. Haoran Wei#,Shengru Chen#, Yuting Zou, Yuxin Wang, Meng Yang, Qinghua Zhang, Ke Zou, Lin Gu, Kun Jiang, Er-Jia Guo*, Zhi Gang Cheng*“High-mobility carriers and superconductivity at the SrNbO3-SrTiOinterface”Phys. Rev. B 109, 205404 (2024)
  5. Qiao Jin#, Meng Yang#, Guozhu Song, Nan Zhao, Shengru Chen, Haitao Hong, Ting Cui, Dongke Rong, Qianying Wang, Yiyan Fan, Chen Ge, Can Wang, Jiachang Bi, Yanwei Cao, Liusuo Wu, Shanmin Wang, Kui-Juan Jin*, Zhi-Gang Cheng*, Er-Jia Guo*, “Strong anisotropic order parameters at all-nitride ferromagnet/superconductor interfaces”Chin. Phys. Lett. 41, 027402 (2024)
  6. Haoran Wei#, Mengmeng Wu#, Renfei Wang, Mingcheng He, Hiroki Ikegami, Yang Liu*, Zhi Gang Cheng*"Realizations, Characterizations, and Manipulations of Two-Dimensional Electron Systems Floating above Superfluid Helium Surfaces"Chin. Phys. Lett. 40, 127301 (2023)
  7. Yuting Zou#, Hyungki Shin#, Haoran Wei, Yiyan Fan, Bruce A. Davidson, Er-Jia Guo, Qihong Chen, Ke Zou*, Zhi Gang Cheng*"Transport behaviors of topological band conduction in KTaO3's two-dimensional electron gases"npj Quantum Materials 7, 122 (2022)
  8. Zhongqing Ji, Jie Fan, Jing Dong, Yongbo Bian, Zhi Gang Cheng*"Development of a cryogen-free dilution refrigerator"Chin. Phys. B 31, 120703 (2022)
  9. Xiaoshan Xu, Corbyn Mellinger, Zhi Gang Cheng, Xuegang Chen, Xia Hong, "Epitaxial NiCo2O4 film as an emergent spintronic material: Magnetism and transport properties"J. Appl. Phys. 132, 020901 (2022)
  10. Yuting Zou, Qiao Jin, Yuxin Wang, Kun Jiang, Shanmin Wang, Yangmu Li, Er-Jia Guo, and Zhi Gang Cheng*"Tuning superconductivity in vanadium nitride films by adjusting strain"Phys. Rev. B 105, 224516 (2022)
  11. Jie Yuan#, Qihong Chen#, Kun Jiang, Zhongpei Feng, Zefeng Lin, Heshan Yu, Ge He, Jinsong Zhang, Xingyu Jiang, Xu Zhang, Yujun Shi, Yanmin Zhang, Mingyang Qin, Zhi Gang Cheng, Nobumichi Tamura, Yi-feng Yang, Tao Xiang, Jiangping Hu*, Ichiro Takeuchi*, Kui Jin*, Zhongxian Zhao, "Scaling of the strange-metal scattering in unconventional superconductors"Nature 602, 431 (2022)
  12. Z. G. Cheng*, J. Beamish*, "Shear Modulus and Dislocation Effects in bcc 3He"J. Low Temp. Phys. 205, 263 (2021)
  13. Z. G. Cheng*, J. Beamish*, "In situ monitoring distribution and migration of  3He in liquid-solid 4He mixtures"Phys. Rev. Research, 3, 023136 (2021)
  14. J. Chen, Z. Zhou, H. Liu, C. Bian, Y. Zou, Z. Wang, Z. Zhao, K. Wu, H. Yang, C. Shen, Z. G. Cheng, L. Bao*, H.-J. Gao, "One-dimensional weak antilocalization effect in 1T'-MoTe2 nanowires grown by chemical vapor deposition"J. Phys. Condens. Matter 33, 185701 (2021)
  15. F. Li*, Y. Zou, M. Han, K. Foyevtsova, H. Shin, S. Lee, C. Liu, K Shin, S. D. Albright, R. Sutarto, F. He, B. A. Davidson, F. J. Walker, C. H. Ahn, Y. Zhu, Z. G. Cheng, I. Elfimov, G. A. Sawatzky*, K. Zou*, "Single-crystalline epitaxial TiO film: A metal and superconductor, similar to Ti metal"Science Advances 7 (2), eabd4248 (2021)
  16. S. Xu, Y. Zou, J. Sun, Z. Liu, X. Yu, J. Gouchi, Y. Uwatoko, Z. G. Cheng*, B. Wang*, J. Cheng*, “Physical properties and pressure-induced superconductivity in the single-crystalline band insulator SnO”Phys. Rev. B101, 104501 (2020) 
  17. Z. G. Cheng* and J. Beamish* “Mass flow through solid 3He in the bcc phase”Phys. Rev. Lett. 121, 225304 (2018)
  18. Z. G. Cheng* and J. Beamish* “Plastic deformation in a quantum solid: Dislocation avalanches and creep in helium”Phys. Rev. Lett. 121, 055301 (2018)(selected as Editor’s Suggestion).
  19. Z. G. Cheng and J. Beamish “Defect motion in a quantum solid with spin : hcp 3He”Phys. Rev. B 95, 180103(R) (2017)
  20. Z. G. Cheng and J. Beamish “Compression-driven mass flow in bulk solid 4He”Phys. Rev. Lett. 117, 025301 (2016) (selected as Editor’s Suggestion).
  21. Z. G. Cheng*, F. Souris, and J. Beamish “Shear modulus and dislocations in bcc solid 3He”J. Low Temp. Phys. 183, 99 (2016).
  22. Z. G. Cheng*, J. Beamish, A. D. Fefferman, F. Souris, S. Balibar, and V. Dauvois “Helium mass flow through a solid-superfluid-solid junction”, Phys. Rev. Lett. 114, 165301 (2015).
  23. Z. G. Cheng, N. Mulders, and M. H. W. Chan* “Heat capacity of solid 4He and 3He-4He mixture grown in aerogel”Phys. Rev. B 90, 224101 (2014).
  24. Z. G. Cheng and M. H. W. Chan* “Threefold reduction in thermal conductivity of Vycor glass due to adsorption of liquid 4He”New J. Phys. 15, 063030 (2013).
  25. J. T. West, X. Lin, Z. G. Cheng, and M. H. W. Chan “Supersolid behavior in confined geometry”, Phys. Rev. Lett. 102, 185302 (2009).
  26. X. Lin, A. C. Clark, Z. G. Cheng, and M. H. W. Chan “Heat capacity peak in solid 4He: Effects of disorder and 3He impurities”Phys. Rev. Lett. 102, 125302 (2009). 

目前的研究课题及展望


     量子液体与量子固体研究(氦物理):
      我们关注量子液体与量子固体中一系列奇特的量子现象,包括

  • 量子固体中的超流态
  • 量子固体中的缺陷运动
  • 超流液氦表面的电子态

     量子材料在极低温下的电输运及热力学性质研究:

  • 薄膜材料中的电输运性质:超导电性、拓扑能带结构等
  • 量子材料的极低温热输运性质
  • 量子材料的极低温比热测量

     极低温技术研发和仪器研制:

      我们关注极低温下的实验技术研发,包括比热、热导率、微纳机械振子等,同时开展极低温仪器研制,包括稀释制冷机、去磁制冷机等低温仪器。

     现有条件:

  • 无液氦稀释制冷机(最低温8mK,最高磁场14T),低通滤波线路(-100dB@300MHz)
  • 低温恒温器:(300K - 250 mK,最高磁场12T)
  • 自制小型化无液氦稀释制冷机(最低温75mK)
  • 微纳器件加工设备:电子束曝光刻蚀,电子束镀膜,热蒸发镀膜,样品转移装置等

培养研究生情况


      每年拟招收硕博连读研究生或博士生1~2名,欢迎有志于从事极低温量子材料以及氦物理实验的同学与我联系。
 

Email


zgcheng@iphy.ac.cn

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