[1] [1] IIJIMA S. Helical microtubules of graphitic carbon［J］. Nature, 1991, 354(6348): 56-58.

[2] [2] TREACY M M J, EBBESEN T W, GIBSON J M. Exceptionally high Young's modulus observed for individual carbon nanotubes［J］. Nature, 1996, 381(6584): 678-680.

[3] [3] EBBESEN T W, LEZEC H J, HIURA H, et al. Electrical conductivity of individual carbon nanotubes［J］. Nature, 1996, 382(6586): 54-56.

[4] [4] KIM P, SHI L, MAJUMDAR A, et al. Thermal transport measurements of individual multiwalled nanotubes［J］. Physical Review Letters, 2001, 87(21): 215502.

[5] [5] MSP S, AH W. Analogies between polymer solutions and carbon nanotube dispersions［J］. Macromolecules, 1999, 32(20): 6864-6866.

[7] [7] XIAO Y P, WANG W J, WU Q. High active and easily prepared cobalt encapsulated in carbon nanotubes for hydrogen evolution reaction［J］. International Journal of Hydrogen Energy, 2020, 45(7): 3948-3958.

[8] [8] LIU W J, YUAN K, RU Q X, et al. Functionalized halloysite template-assisted polyaniline synthesis high-efficiency iron/nitrogen-doped carbon nanotubes towards nonprecious ORR catalysts［J］. Arabian Journal of Chemistry, 2020, 13(4): 4954-4965.

[9] [9] LIU Z G, ZHANG X, JIANG Z X, et al. N-doped bamboo-like carbon nanotubes loading Co as ideal electrode material towards superior catalysis performance［J］. International Journal of Hydrogen Energy, 2020, 45(15): 8703-8714.

[10] [10] DASGUPTA K. Role of carbon nanotubes in the ballistic properties of boron carbide/carbon nanotube/ultrahigh molecular weight polyethylene composite armor［J］. Ceramics International, 2020, 46(4): 4137-4141.

[11] [11] GUO Z C, ZHOU S, LI J L, et al. Development of a paper-based microanalysis device doped with multi-walled carbon nanotubes for in vitro evaluation of fluorene cytotoxicity［J］. Bioelectrochemistry, 2020, 135: 107552.

[12] [12] KAUNY J, WALIGRSKI M, SZYMAN＇SKI G M, et al. Reducing friction and engine vibrations with trace amounts of carbon nanotubes in the lubricating oil［J］. Tribology International, 2020, 151: 106484.

[13] [13] SILVESTRO L, JEAN PAUL GLEIZE P. Effect of carbon nanotubes on compressive, flexural and tensile strengths of Portland cement-based materials: a systematic literature review［J］. Construction and Building Materials, 2020, 264: 120237.

[14] [14] GERALDO V, DE OLIVEIRA S, SILVA E E D, et al. Synthesis of carbon nanotubes on sand grains for mortar reinforcement［J］. Construction and Building Materials, 2020, 252: 119044.

[17] [17] IONESCU M I, LAFORGUE A. Synthesis of nitrogen-doped carbon nanotubes directly on metallic foams as cathode material with high mass load for lithium-air batteries［J］. Thin Solid Films, 2020, 709: 138211.

[18] [18] TIAN S, WANG Y S, CAI T H, et al. Polyaniline-derived carbon nanotubes as anode materials for potassium-ion batteries: insight into the effect of N-doping［J］. Applied Surface Science, 2020, 534: 147635.

[19] [19] ZHANG X L, YANG W S, LIU A F, et al. Anchoring mesoporous Fe3O4 nanospheres onto N-doped carbon nanotubes toward high-performance composite electrodes for supercapacitors［J］. Ceramics International, 2020, 46(14): 22373-22382.

[20] [20] CARVALHO V S, MIRANDA A N, NUNES W G, et al. Radially ordered carbon nanotubes performance for Li-O2 batteries: pre-treatment influence on capacity and discharge products［J］. Catalysis Today, 2020, 348: 299-306.

[21] [21] YAN H Y, XUE X X, FU Y Q, et al. Three-dimensional carbon nanotubes-encapsulated Li2FeSiO4 microspheres as advanced positive materials for lithium energy storage［J］. Ceramics International, 2020, 46(7): 9729-9733.

[25] [25] COLOMER J F, STEPHAN C, LEFRANT S, et al. Large-scale synthesis of single-wall carbon nanotubes by catalytic chemical vapor deposition (CCVD) method［J］. Chemical Physics Letters, 2000, 317(1/2): 83-89.

[26] [26] KATHYAYINI H, NAGARAJU N, FONSECA A, et al. Catalytic activity of Fe, Co and Fe/Co supported on Ca and Mg oxides, hydroxides and carbonates in the synthesis of carbon nanotubes［J］. Journal of Molecular Catalysis A: Chemical, 2004, 223(1/2): 129-136.

[28] [28] FONSECA A, HERNADI K, NAGY J B, et al. Optimization of catalytic production and purification of buckytubes［J］. Journal of Molecular Catalysis A: Chemical, 1996, 107(1/2/3): 159-168.

[29] [29] LIU X T, ZHANG Y S, NAHIL M A, et al. Development of Ni- and Fe- based catalysts with different metal particle sizes for the production of carbon nanotubes and hydrogen from thermo-chemical conversion of waste plastics［J］. Journal of Analytical and Applied Pyrolysis, 2017, 125: 32-39.

[32] [32] WANG Y, WEI F, LUO G H, et al. The large-scale production of carbon nanotubes in a nano-agglomerate fluidized-bed reactor［J］. Chemical Physics Letters, 2002, 364(5/6): 568-572.