Acta Physica Sinica, Volume. 68, Issue 23, 230701-1(2019)

Electrical transport measurement system in pulsed high magnetic field based on rotation sample rod

Qin-Ying Liu1...2, Jun-Feng Wang1, Hua-Kun Zuo1,*, Ming Yang1, and Xiao-Tao Han12,* |Show fewer author(s)
Author Affiliations
  • 1Wuhan National High Magnetic Field Center, Huazhong University of Science and Technology, Wuhan 430074, China
  • 2State Key Laboratory of Advanced Electromagnetic Engineering and Technology, Huazhong University of Science and Technology, Wuhan 430074, China
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    Figures & Tables(10)
    Electrical transport measurement system in pulsed high magnetic field.脉冲强磁场电输运测量系统
    Rotation sample rod in: (a) Steady-state strong magnetic field; (b) NHMFL (National High Magnetic Field Laboratory).国内外已有转角样品杆 (a) 稳态强磁场中使用的探测样品杆; (b) 美国国家脉冲强磁场中心样品杆
    Rotation sample rod in WHMFC (Wuhan National High Magnetic Field Center): (a) Mechanical structure diagram; (b) situation at different angles; (c) principle of angle calibration.武汉强磁场中心转角样品杆 (a)机械结构图; (b) 转角示意图; (c) 角度标定原理图
    Physical diagram rotation sample rod: (a) Top part; (b) the front of the bottom sample stage; (c) the back of the bottom sample stage.转角样品测量杆实物图 (a) 杆件顶部旋钮及引线罗盘; (b) 底部样品台正面; (c) 底部样品台背面
    Signal processing of angular-dependent electrical transport experiment in 60 T pulsed high magnetic field.60 T脉冲强磁场下转角电输运实验相关数据处理过程
    3D nested anisotropic Fermi surface construction of Cd3As2: (a) Largest cross section of Fermi surface versus the magnetic field orientation; (b) quantum oscillation for B[112] direction.Cd3As2三维嵌套各向异性费米面构造图 (a) 不同晶轴方向的费米面最大横截面; (b) B[112]方向上的量子振荡
    2D surface state of a topological insulator Bi2Se3: (a) Quantum oscillation[31]; (b) frequency of the oscillations as a function of θ[32].拓扑绝缘体Bi2Se3二维表面态特征 (a) 量子振荡现象[31]; (b) 振荡频率随转角的变化曲线[32]
    Quantum limit electrical transport of semi-metal materials in pulsed high magnetic fields: (a) TaP; (b) Bi.脉冲强磁场下的半金属材料量子极限输运研究 (a) TaP; (b) Bi
    Electrical transport of the superconducting material K2Cr3As3: (a) The maximum value of the upper critical field (Hc2) at π/2 indicates the absence the Pauli paramagnetic effect; (b) the polar map of Hc2 shows a unique three fold modulation.超导材料K2Cr3As3的转角电输运实验结果 (a) π/2处出现上方临界场(Hc2)的最大值表明了泡利极限的缺失; (b) 极坐标图则体现了Hc2的三重调制性
    • Table 1.

      Technical parameters of different kind of measurement rod.

      不同样品杆技术参数比较

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      Table 1.

      Technical parameters of different kind of measurement rod.

      不同样品杆技术参数比较

      样品杆类型及参数角度范围θ/(°) 角度分辨率θ/(°) 磁场范围B/T 适应孔径d/mm 样品台空间
      PPMS商用样品杆–10—3700.05± 16 (稳态)25相对孔径较大
      传统拉绳式样品杆0—1801.00> 60 (脉冲)9相对孔径较小
      新型拉杆式样品杆–5—1850.10> 60 (脉冲)8相对孔径较大
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    Qin-Ying Liu, Jun-Feng Wang, Hua-Kun Zuo, Ming Yang, Xiao-Tao Han. Electrical transport measurement system in pulsed high magnetic field based on rotation sample rod[J]. Acta Physica Sinica, 2019, 68(23): 230701-1

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    Paper Information

    Received: Jul. 19, 2019

    Accepted: --

    Published Online: Sep. 17, 2020

    The Author Email: Xiao-Tao Han (xthan@mail.hust.edu.cn)

    DOI:10.7498/aps.68.20191115

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