Recent Publications (2000 - )     Please send email to lcqin@physics.unc.edu for request of reprint.

  1. L.-C. Qin, X. Zhao, K. Hirahara, Y. Miyamoto, Y. Ando and S. Iijima, “The smallest carbon nanotube”; Nature 408, 50 (2000).

  2. J. Tang, L.-C. Qin, T. Sasaki, M. Yudasaka, A. Matsushita and S. Iijima, “Compressibility and polygonization of single-walled carbon nanotubes under hydrostatic pressure”; Physical Review Letters 85, 1887-1889 (2000).

  3. L.-C. Qin, “Helical diffraction from tubular structures”; Materials Characterization 44, 407-412 (2000).

  4. L.-C. Qin and S. Iijima, “Twisting of single-walled carbon nanotube bundles”; Materials Research Society Symposium Proceedings 593, 33-36 (2000).

  5. J. Tang, L.-C. Qin, A. Matsushita, T. Kikegawa, M. Yudasaka, S. Bandow and S. Iijima, “Study of carbon nanotubes under high pressure”; Materials Research Society Symposium Proceedings 593, 179-183 (2000).

  6. S. Bandow, F. Kokai, K. Takahashi, M. Yudasaka, L.-C. Qin and S. Iijima, “Interlayer spacing anomaly of single-wall carbon nanohorn aggregate”; Chemical Physics Letters 321, 514-519 (2000).

  7. L.-C. Qin, X. Zhao, Y. Ando, and S. Iijima, "What is the smallest carbon nanotube?"; Proceedings of 7th Asia-Pacific Electron Microscopy Conference (Physical Sciences), p. 134 (2000).

  8. L.-C. Qin, M. Yudasaka, S. Iijima, F. Kokai, and K. Takahashi, "Transformation of nano-horns into nano-onions in electron beam"; Electron Microscopy 35 (suppl. 1), 46 (2000).

  9. L.-C. Qin, X. Zhao, K. Hirahara, Y. Ando and S. Iijima, “Electron microscopic imaging and contrast of smallest carbon nanotubes”; Chemical Physics Letters 349, 389-393 (2001).

  10. L.-C. Qin, K. Hirahara, X. Zhao, Y. Ando, and S. Iijima, "Imaging of 4Å carbon nanotubes"; Electron Microscopy 36 (suppl. 1), 168 (2001).

  11. J. Tang, L.-C. Qin, A. Matsushita, Y. Takano, K. Togano, H. Kito and H. Ihara, “Lattice parameter and Tc dependence of sintered MgB2 superconductor on hydrostatic pressure”; Physical Review B 64, 132509 (2001).

  12. M.J. Lopez, A. Rubio, J.A. Alonso, L.-C. Qin and S. Iijima, “New polygonized phase of single wall carbon nanotube bundles”; Physical Review Letters 86, 3056-3059 (2001).

  13. J. Tang, L.-C. Qin, T. Sasaki, M. Yudasaka, A. Matsushita and S. Iijima, “Structure and property changes of single-walled carbon nanotubes under pressure”; Synthetic Metals 121, 1245-1246 (2001).

  14. L.-C. Qin, J. Tang, T. Sasaki, M. Yudasaka, A. Matsushita and S. Iijima, “Structural and electronic property changes of single-walled carbon nanotubes under pressure”; American Institute of Physics Conference Proceedings 590, 205-208 (2001).

  15. M. Yudasaka, H. Kataura, T. Ichihashi, L.-C. Qin, S. Kar and S. Iijima, “Diameter enhancement of HiPCo single-wall carbon nanotubes by heat treatment”; Nano Letters 1, 487-489 (2001).

  16. L.-C. Qin, "Electron Amorphography"; in Progress in Transmission Electron Microscopy 1: Concepts and Techniques, Eds. X.-F. Zhang and Z. Zhang, Springer Series in Surface Sciences Vol. 38, pp. 223-243, (Tsinghua University Press and Springer-Verlag, 2001).

  17. L.-C. Qin, "Determining the Helicity of Carbon Nanotubes by Electron Diffraction"; in Progress in Transmission Electron Microscopy 2: Applications in Materials Science, Eds. X.-F. Zhang and Z. Zhang, Springer Series in Surface Sciences Vol. 39, pp.73-104, (Tsinghua University Press and Springer-Verlag, 2001).

  18. L.W. Hobbs, X.L. Yuan, L.-C. Qin, V. Pulim and A. Coventry, “The nanostructures of amorphous silicas”; Microscopy and Microanalysis 8(1), 29-34 (2002).

  19. J. Tang, L.-C. Qin, H.-W Gu, A. Matsushita, Y. Takano, K. Togano, H. Kito and H. Ihara, “Structure and electronic properties of superconductor MgB2 under high pressure”; Journal of Physics: Condensed Matter 14, 10623-10626 (2002).

  20. J. Tang, L.-C. Qin, T. Sasaki, M. Yudasaka, A. Matsushita and S. Iijima, “Revealing properties of single-walled carbon nanotubes under high pressure”; Journal of Physics: Condensed Matter 14, 10575-10578 (2002).

  21. X. Zhao, Y. Ando, L.-C. Qin, H. Kataura, Y. Maniwa and R. Saito, “Multiple splitting of G-band modes from individual multiwalled carbon nanotubes”; Applied Physics Letters 81, 2550-2552 (2002).

  22. X. Zhao, Y. Ando, L.-C. Qin, H. Kataura, Y. Maniwa and R. Saito, “Radial breathing modes of multiwalled carbon nanotubes”; Chemical Physics Letters 361, 169-174 (2002).

  23. X. Zhao, Y. Ando, L.-C. Qin, H. Kataura, Y. Maniwa and R. Saito, “Characteristic Raman spectra of multiwalled carbon nanotubes”; Physica B - Condensed Matter 323, 265-266 (2002).

  24. S. Iijima and L.-C. Qin, “Electron microscopic characterization of silver nanowire arrays”; Science 296, 611 (2002).

  25. J. Tang and L.-C. Qin, "Deformation of carbon nanotubes under high pressure"; Future Materials 3(3), 2-5 (2003) (in Japanese).

  26. L.-C. Qin: Diffraction and Imaging of Single Walled Carbon Nanotubes. In: Electron Microscopy of Nanotubes and Nanowires; Eds. Z.L. Wang and C. Hui. (Kluwer Academic Publisher, 2003) pp.1-41.

  27. L.-C. Qin: Electron Diffraction Method for Measuring the Atomic Structure of Carbon Nanotubes. In: Progress on Modern Electron Microscopy; Eds. Y.M. Wang, H.Q. Ye, and K. Lu. (Academic Press, 2003) pp.55-83. (in Chinese)

  28. J. Tang, B. Gao, H. Geng, O.D.Velev, L.-C. Qin, and O. Zhou, “Assembly of 1D Nanostructures into sub-micron diameter fibrils with controlled and variable length by dielectrophoresis”; Advanced Materials 15, 1352-1355 (2003).(PDF)

  29. J. Zhang, J. Tang, G. Yang, Q. Qiu, L.-C. Qin, and O. Zhou, “Efficient fabrication of carbon nanotube point electron sources by dielectrophoresis”; Advanced Materials 16, 1219-1222 (2004).(PDF)

  30. J. Tang, G. Yang, J. Zhang, H.Z. Geng, B. Bao, O. Velev, L.-C. Qin, and O. Zhou, “Controlled assembly of carbon nanotube fibrils by dielectrophoresis”; Materials Research Society Symposium Proceedings 788, 539-544 (2004).

  31. H. Zhang, Q. Zhang, and L.-C. Qin, “Synthesis and TEM characterization of MgB2/MgO nanocables”; Microscopy and Microanalysis 10 (Suppl. 2), 364-365 (2004).

  32. Z. Liu and L.-C. Qin, “Determination of diameter and helicity of nanotubes in a triple tubule bundle”; Microscopy and Microanalysis 10 (Suppl. 2), 372-373 (2004).

  33. Q. Zhang, J. Tang, G. Yang, G. Zhao, O. Zhou, and L.-C. Qin, “Non-destructive examination of carbon nanotube AFM probes by HRTEM”; Microscopy and Microanalysis 10 (Suppl. 2), 548-549 (2004).

  34. G. Zhao, J. Zhang, Q. Zhang, J. Tang, O. Zhou, and L.-C. Qin, “Fabrication and test of single nanotube emitter as point electron source”; Microscopy and Microanalysis 10 (Suppl. 2), 550-551 (2004).

  35. Z. Liu and L.-C. Qin, “Symmetry of electron diffraction from single-walled carbon nanotubes”; Chemical Physics Letters 400, 430-435 (2004).(PDF)

  36. J. Tang, G. Yang, Q. Zhang., A. Parhat, B. Maynor, J. Liu, L.-C. Qin, and O. Zhou, “Rapid and reproducible fabrication of carbon nanotube AFM probes by dielectrophoresis“; Nano Letters 5, 11-14 (2005).(PDF)

  37. Z. Liu and L.-C. Qin, “Breakdown of 2mm symmetry in electron diffraction from multiwalled carbon nanotubes”; Chemical Physics Letters 402, 202-205 (2005).(PDF)

  38. Z. Liu and L.-C. Qin, “A practical approach to determine the handedness of chiral carbon nanotubes by electron diffraction”; Chemical Physics Letters 405, 265-269 (2005).(PDF)

  39. Z. Liu and L.-C. Qin, “Electron diffraction from elliptical nanotubes”; Chemical Physics Letters 406, 106-110 (2005).(PDF)

  40. Z. Liu and L.-C. Qin, “A direct method to determine the chiral indices of carbon nanotubes”; Chemical Physics Letters 408, 75-79 (2005).(PDF)

  41. A. Kleinhammes, G.W. Wagner, H. Kulkarni, Y. Jia, Q. Zhang, L.-C. Qin, and Y. Wu, “Decontamination of 2-chloroethyl ethylsulfide using titanate nanoscrolls”; Chemical Physics Letters 411, 81-85 (2005).(PDF)

  42. Z. Liu and L.-C. Qin, “Measurement of handedness in multiwalled carbon nanotubes by electron diffraction”; Chemical Physics Letters 411, 291-296 (2005).(PDF)

  43. Z. Liu and L.-C. Qin, “Extinction and orientational dependence of electron diffraction from single-walled carbon nanotubes”; Chemical Physics Letters 412, 399-405 (2005).(PDF)

  44. Z. Liu and L.-C. Qin, “Structure and energetics of carbon nanotube ropes”; Carbon 43, 2146-2151 (2005).(PDF)

  45. Z. Liu, Q. Zhang, and L.-C. Qin, “Determination and mapping of diameter and helicity for single-walled carbon nanotubes”; Physical Review B 71, 245413 (2005).(PDF)

  46. Z. Liu, Q. Zhang, and L.-C. Qin, “Accurate determination of atomic structure of multiwalled carbon nanotubes by nondestructive nanobeam electron diffraction”; Applied Physics Letters 86, 191903 (2005).(PDF)

  47. G. Yang, J. Tang, S. Kato, Q. Zhang, L.-C. Qin, M. Woodson, J. Liu, J.W. Kim, P.T. Littlehei, C. Park, and O. Zhou, “Magnetic nanowire based high-resolution magnetic force microscope probes”; Applied Physics Letters 87, 123507 (2005).(PDF)

  48. Y.Y. Wang, S. Gupta, R. J. Nemanich, Z. Liu, and L.-C. Qin, “Hollow to bamboolike internal structure transition observed in carbon nanotube films”; Journal of Applied Physics 98, 014312 (2005).(PDF)

  49. Y.Y. Wang, S. Gupta, J.M. Garguilo, Z.J. Liu, L.-C. Qin, and R.J. Nemanich, “Growth and field emission properties of small diameter carbon nanotube films”; Diamond and Related Materials 14, 714-718 (2005).(PDF)

  50. J. Tang, G. Yang, J. Zhang, H. Geng, B. Gao, L.-C. Qin, O. Zhou and O.D. Velev, “Assembly and application of carbon nanotube fibrils with controlled and variable lengths by dielectrophoresis”; in Clusters and Nano-Assemblies - Physical and Biological Systems, Eds. P. Jena, S.N. Khanna and B.K. Rao, pp.193-198 (World Scientific, 2005).

  51. H. Zhang, Q. Zhang, J. Tang, and L.-C. Qin, “Single-crystalline LaB6 nanowires”; Journal of the American Chemical Society 127, 2862-2863 (2005).(PDF)

  52. H. Zhang, Q. Zhang, J. Tang, and L.-C. Qin, “Single-crystalline CeB6 nanowires”; Journal of the American Chemical Society 127, 8002-8003 (2005).(PDF)

  53. C.Y. Xu, Q. Zhang, H. Zhang, L. Zhen, J. Tang and L.-C. Qin, “Synthesis and characterization of single-crystalline alkali titanate nanowires”; Journal of the American Chemical Society 127, 11584-11585 (2005). (PDF)

  54. H. Zhang, Q. Zhang, G. Zhao, J. Tang, O. Zhou, and L.-C. Qin, “Single-crystalline GdB6 nanowire field emitters”; Journal of the American Chemical Society 127, 13120-13121 (2005).(PDF)

  55. H. Zhang, J. Tang, Q. Zhang, G. Zhao, G. Yang, J. Zhang, O. Zhou, and L.-C. Qin, “Field emission of electrons from single LaB6 nanowires”; Advanced Materials 18, 87-91 (2006).(PDF)

  56. H. Zhang, J. Tang, Q. Zhang, G. Zhao, G. Yang, J. Zhang, O. Zhou, and L.-C. Qin, “LaB6 nanowires and their field emission properties”; Materials Research Society Symposium Proceedings 901E, 0901-Rb15-06 (2006).

  57. C. Qian, H. Qi, B. Gao, Y. Cheng, Q. Qiu, L.-C. Qin, O. Zhou, and J. Liu, “Fabrication of small diameter few-walled carbon nanotubes with enhanced field emission property”; Journal of Nanoscience and Nanotechnology 6, 1346-1349 (2006).

  58. X.Y. Sun, C.Y. Xu, L. Zhen, L.X. Lu, and L.-C. Qin, “Spinodal decomposition in Fe–25Cr–12Co–1Si alloy under a 100 kOe magnetic field”; Journal of Magnetism and Magnetic Materials 306, 69-72 (2006).(PDF)

  59. C.Y. Xu, L. Zhen, Q. Zhang, L. Yang, J. Tang, and L.-C. Qin, “Efficient synthesis of single-crystalline Na2Ti6O13 nanoribbons”; Journal of Functional Materials 37(Suppl), 831-833 (2006). (in Chinese)

  60. L.-C. Qin, “Electron diffraction from carbon nanotubes”; Reports on Progress in Physics 69, 2761-2821 (2006).(PDF)

  61. H. Zhang, J. Tang, Q. Zhang, and L.-C. Qin, "LaB6 single-crystalline nanowiress for use as a field-emission point electron source"; Proceedings of 16th International Microscopy Congress, p.1254 (2006).

  62. L.-C. Qin, Q. Zhang, and Z. Liu, "Obtaining the chiral indices of carbon nanotubes by electron diffraction"; Proceedings of 16th International Microscopy Congress, p.1268 (2006).

  63. Q. Zhang, J. Tang, Z. Liu, H. Zhang, L.-C. Qin, X. Zhao, and Y. Ando, "Atomic structure characterization of a multi-walled carbon nanotube by nanobeam electron diffraction under Koehler illumination"; Proceedings of 16th International Microscopy Congress, p.1312 (2006).

  64. J. Tang, Q. Zhang, G. Yang, O. Zhou, and L.-C. Qin, "Fabrication of AFM probes by assembling single-walled carbon nanotubes and magnetic nanowires using dielectrophoresis"; Proceedings of 16th International Microscopy Congress, p.1313 (2006).

  65. G. Zhao, J. Zhang, Q. Zhang, H. Zhang, O. Zhou, L.-C. Qin, and J. Tang,  “Fabrication and characterization of single carbon nanotube emitters as point electron sources”; Applied Physics Letters 89, 193113 (2006). (PDF)

  66. G. Zhao, Q. Zhang, H. Zhang, G. Yang, O. Zhou, L.-C. Qin, and J. Tang,  “Field emission of electrons from a Cs-doped single carbon nanotube of known chiral indices”; Applied Physics Letters 89, 263113 (2006). (PDF)

  67. Z. Liu, Q. Zhang, and L.-C. Qin, “Reduction of the electronic band gap in titania nanotubes”; Solid State Communications 141, 168-171 (2007).(PDF)

  68. L.-C. Qin, “Determination of the chiral indices (n,m) of carbon nanotubes by electron diffraction”; Physical Chemistry Chemical Physics 9, 31-48 (2007).(PDF)

  69. J.P. Zhang, H. Deniz, L.-C. Qin, Q. Liu, W. Ren, H.M. Cheng, "An electron microscopy study of double-walled carbon nanotubes"; Journal of the Chinese Electron Microscopy Society 26(4), 327-334 (2007).(in Chinese)

  70. L.-C. Qin, "An electron diffraction method for accurate determination of the chirality of carbon nanotubes"; Journal of the Chinese Electron Microscopy Society 26(4), 342-355 (2007).(in Chinese)

  71. L. Zhen, X.Y. Sun, C.Y. Xu, R.S. Gao, R.G. Xu, and L.-C. Qin, “Magnetic anisotropy in Fe-25Cr-12Co-1Si alloy induced by external magnetic field”; Transactions of Non-Ferrous Metals Society of China 17(2), 346-350 (2007). (PDF)

  72. L.-C. Qin, Z. Liu, Q. Zhang, and H. Deniz, “Determination of the chirality of carbon nanotubes by electron diffraction”; Microscopy and Microanalysis 13 (Suppl. 2), 710CD (2007).

  73. H. Zhang, J. Tang, Q. Zhang, O. Zhou, and L.-C. Qin, “An in situ TEM study of field emission of electrons from LaB6 nanowires”; Microscopy and Microanalysis 13 (Suppl. 2), 780CD (2007).

  74. H. Deniz, L.-C. Qin, H. Zhang, and J. Tang, “An electron diffraction RDF study of amorphous boron nanowires”; Microscopy and Microanalysis 13 (Suppl. 2), 782CD (2007).

  75. C.Y. Xu, L. Zhen, L. Yang, K. He, W.Z. Shao, and L.-C. Qin, “A facile molten salt route to K2Nb8O21 nanoribbons”; Ceramics International 34, 435-437 (2008).(PDF)

  76. L. Zhen, W.S. Wang, C.Y. Xu, W.Z. Shao, and L.-C. Qin, “A facile hydrothermal route to the large-scale synthesis of CoWO4 nanorods”; Materials Letters 62, 1740-1742 (2008). (PDF)

  77. D. Chen, T. Sasaki, J. Tang, and L.-C. Qin, “Effects of deformation on the electronic structure of a single-walled carbon nanotube bundle”; Physical Review B 77, 125412 (2008). (PDF)

  78. H. Zhang, J. Tang, L. Zhang, B. An, and L.-C. Qin, “AFM measurement of the Young's modulus and hardness of single LaB6 nanowires”; Applied Physics Letters 92, 173121 (2008). (PDF)

  79. C.Y. Xu, L. Zhen, Q. Zhang, J. Tang, and L.-C. Qin, "Microstructural characterization of single-crystalline potassium hollandite nanowires"; Materials Characterization 59, 1805-1808 (2008). (PDF)

  80. M. Daggubati, Q. Wang, Y.V. Sokolov, Y. Liu, and L.-C. Qin, "Dependence of the fracture of PowerTrench MOSFET device on its topography in Cu bonding process"; IEEE Transactions on Components and Packaging Technologies 32, 73-78 (2009).

  81. J. Li, Q. Zhang, H. Peng, H.O. Everitt, L.-C. Qin, and J. Liu, "Diameter-controlled vapor-solid epitaxial growth and properties of aligned ZnO nanowire arrays"; Journal of Physical Chemistry C 113, 3950-3954 (2009).