Journal of Inorganic Materials, Volume. 35, Issue 2, 199(2020)
Figures & Tables(6)
1. (a, b) Typical low- and high-resolution SEM images of the SmB6 nanowires with inset showing typical side-view image of SmB6 nanowires, and (c, d) side- and top-view images of the SmB6 nanobelts with inset in (c) showing representative high-magnification SEM image of the SmB6 nanobelt
2. (a) Typical XRD patterns and (b) Raman spectra of SmB6 nanobelts and nanowires
3. (a, b) Low- and high-resolution TEM images of the SmB6 nanobelt with inset in (b) showing the corresponding SAED pattern, and (c, d) low- and high-magnification TEM images of the SmB6 nanowire with inset in (d) showing the corresponding SAED pattern
4. (a) J -E characteristics of the SmB6 nanowires and nanobelts and their corresponding (b) FN plots
Table 1. Morphological parameters of the SmB6 nanowires and nanobelts
View tableView in ArticleTable 1. Morphological parameters of the SmB6 nanowires and nanobelts
Morphology Density/cm-2 Length/μm Mean length/μm Mean top diameter/nm Aspect radio Specific surface area/μm-1 SmB6 nanowires 5×107 20-120 47.8 108 442 18.5 SmB6 nanobelts 4×107 10-90 36.3 76 477 39.6
Table 2. Comparison of field emission properies of some excellent cathode nanostructures
View tableView in ArticleTable 2. Comparison of field emission properies of some excellent cathode nanostructures
Material Measurement Areas of samples/cm2 E on/(V·μm-1)J max/(μA·cm-2)Field enhancement factor, β SmB6 nanowires Transparent anode method 1 5 65.7 1461 SmB6 nanobelts Transparent anode method 1 3.24 466.16 1921 SmB6 nanowires[ 14 ]Transparent anode method 0.49 6.5 306 996 SmB6 nanopencils[ 14 ]Transparent anode method 0.2 6.9 237 1150 SmB6 nanowires[ 15 ]Transparent anode method 0.785 2.7-4.2 - 2207-4741 LaB6 nanowires[ 8 ]Transparent anode method - 1.82 5700 1072 Carbon nanotubes[ 21 ]Transparent anode method 0.0038 3.2 2.184×106 768-956 ZnO nanobelts[ 22 ]Anode probe method - 6.6 40170 700
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Tong ZHANG, Zi-Juan LI, Ze-Kun GUO, Yan TIAN, Hao-Jian LIN, Ning-Sheng XU, Jun CHEN, Shao-Zhi DENG, Fei LIU.
Paper Information
Category: RESEARCH PAPER
Received: Feb. 14, 2019
Accepted: --
Published Online: Jan. 27, 2021
The Author Email: DENG Shao-Zhi (stsdsz@mail.sysu.edu.cn), LIU Fei (liufei@mail.sysu.edu.cn)
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