Research Publications

Über Halbleiter sollte man nicht arbeiten, das ist eine Schweinerei; wer weiss ob es überhaupt Halbleiter gibt.
W. Pauli, 1931

    1991

  1. Ground state of the large-U Hubbard model in the large-N limit for triangular and honeycomb lattices.
    L. C. Lew Yan Voon
    Philosophical Magazine Letters 64, 153-156 (1991).

  2. Coherent state path integral, operator ordering and regularization: A simple example.
    L. C. Lew Yan Voon
    Canadian Journal of Physics 69, 1221-1224 (1991).

  3. Observation of above-barrier quasi-bound states in asymmetric single quantum wells by piezomodulated reflectivity.
    D. Dossa, L. C. Lew Yan Voon, L. R. Ram-Mohan, C. Parks, R. G. Alonso, A. K. Ramdas, and M. R. Melloch
    Applied Physics Letters 59, 2706-2708 (1991).

    1993

  4. Barrier localization effects in the Al(x)Ga(1-x)As-Al(y)Ga(1-y)As superlattices.
    L. C. Lew Yan Voon, L. R. Ram-Mohan, H. Luo, and J. K. Furdyna
    Physical Review B 47, 6585-6589 (1993).

  5. Tight-binding representation of the optical matrix elements: Theory and applications.
    L. C. Lew Yan Voon and L. R. Ram-Mohan
    Physical Review B 47, 15 500-15 508 (1993).

  6. Band-to-band lasing in type-II GaAs-AlAs superlattices.
    L. C. Lew Yan Voon and L. R. Ram-Mohan
    Superlattices and Microstructures 14, 49-52 (1993).

    1994

  7. Linear terms in k in the macroscopic optical properties of zincblende type materials: Theory and experiment.
    P. Etchegoin, A. Fainstein, P. Santos, L. C. Lew Yan Voon, and M. Cardona
    Solid State Communications 92, 505-510 (1994).

  8. Calculations of second-order nonlinear optical susceptibilities in III-V and II-VI semiconductor heterostructures.
    L. C. Lew Yan Voon and L. R. Ram-Mohan,
    Physical Review B 50, 14 421-14 434 (1994).

    1995

  9. Calculations of the intersubband optical properties of quantum wells, wires and dots.
    L. C. Lew Yan Voon and M. Willatzen
    Semiconductor Science and Technology 10, 416-421 (1995).

  10. Reflectance and Photoreflectance for In-Situ Monitoring of the Molecular beam epitaxial growth of CdTe and Hg-based materials.
    Z. Yu, M. A. Mattson, T. H. Myers, K. A. Harris, R. W. Yanka, L. M. Mohnkern, L. C. Lew Yan Voon, L. R. Ram-Mohan, R. G. Benz II, B. K. Wagner, and C. J. Summers
    Journal of Electronic Materials 24, 685-690 (1995).

  11. Can normal incidence absorption be realized with n-doped (001)-grown direct-gap quantum wells?
    L. C. Lew Yan Voon, M. Willatzen, and L. R. Ram-Mohan
    Journal of Applied Physics 78, 295-298 (1995).

  12. Comment on ``Observation of time-nonreversible optical interaction with zinc-blende semiconductors.''
    L. C. Lew Yan Voon, A. Fainstein, P. Santos, P. Etchegoin, and M. Cardona
    Physical Review B 52, 2201-2202 (1995).

  13. Theoretical study of band-edge states in Sn(1)Ge(n) strained-layer superlattices.
    M. Willatzen, L. C. Lew Yan Voon, P. V. Santos, M. Cardona, D. Munzar, and N. E. Christensen
    Physical Review B 52, 5070-5081 (1995).

    1996

  14. Terms linear in k in the band structure of wurtzite-type semiconductors
    L. C. Lew Yan Voon, M. Willatzen, M. Cardona, and N. E. Christensen
    Physical Review B 53, 10703-10714 (1996).

  15. Comment on "Multiband coupling effects on electron quantum well intersubband transitions"
    L. C. Lew Yan Voon, M. Willatzen, M. Cardona, and L. R. Ram-Mohan,
    Journal of Applied Physics 80, 600-602 (1996).

  16. Investigation of inversion-asymmetry effects on the band structure of Sn1Gen superlattices.
    L. C. Lew Yan Voon, M. Willatzen, P. V. Santos, M. Cardona, D. Munzar, and N. E. Christensen
    Solid State Electronics 40, 191-196 (1996).

    1997

  17. Electronic and optical properties of (001)-grown Si/ZnS heterostructures.
    L. C. Lew Yan Voon, L. R. Ram-Mohan, and R. A. Soref
    Applied Physics Letters 70, 1837-1839 (1997).

  18. In-plane birefringence of (001)-grown asymmetric quantum wells.
    L. C. Lew Yan Voon
    Applied Physics Letters 70, 2446-2448 (1997).

    1998

  19. Progress toward silicon-based intersubband lasers.
    R. A. Soref, L. Friedman, L. C. Lew Yan Voon, L. R. Ram-Mohan, and G. Sun
    J. Vac. Sci. Tech. B 16, 1525-1528 (1998).

  20. Study of the Si/ZnS multilayer system for optoelectronic applications.
    L. C. Lew Yan Voon
    Mat. Res. Soc. Sym. Proc. 486, 367-371 (1998).

  21. Optical properties of materials using the empirical tight-binding method.
    L. C. Lew Yan Voon
    Mat. Res. Soc. Sym. Proc. 491, 377-382 (1998).

    2000

  22. The normal-incidence absorption controversy for n-doped semiconductor quantum wells
    L. C. Lew Yan Voon
    Recent Research Developments in Applied Physics 3, 1 (Sep 2000).

    2001

  23. Study of the fractional-dimensional model of impurity levels in semiconductors
    L. C. Lew Yan Voon and M. Rinaldo
    J. Phys. Chem. Solids, 62 (3), 627-633 (2001).

    2002

  24. GaAs/AlAs superlattices and the tight-binding method
    D. Helmholz, W.-K. Ge, and L. C. Lew Yan Voon
    phys. stat. sol. (b) 231 (2), 457-461 (2002).

  25. D. Helmholz and L. C. Lew Yan Voon
    Warping in the valence band of Si
    Phys. Rev. B 65, 233204-233207 (2002).

  26. Discontinuities in the quantum-well problem
    L. C. Lew Yan Voon
    Superlattices and Microstructures 31, 269-276 (2002).

  27. Confined states in lens-shaped quantum dots
    L. C. Lew Yan Voon and M. Willatzen
    J. Phys. Condensed Matter 14, 13667-13678 (2002).

  28. Coulomb correlations in semiconductors
    L. C. Lew Yan Voon, S. Karazhanov, and W. A. Harrison
    Phys. Rev. B 66, 235211 (2002).

    2003

  29. Confined states in parabolic cylinder quantum dots
    M. Willatzen and L. C. Lew Yan Voon
    Physica E 16, 286-296 (2003).

  30. Comment on ``Confined states in two-dimensional flat elliptic quantum dots and elliptic quantum wires"
    L. C. Lew Yan Voon, C. Galeriu, and M. Willatzen
    Physica E 18, 547-549 (2003).

  31. Angular confinement, non-integral quantum numbers, and controllable degeneracies
    L. C. Lew Yan Voon and M. Willatzen
    Euro. Phys. Lett. 62, 299-305 (2003).

  32. Finite element analysis of nanowire superlattice structures
    R. Melnik, M. Willatzen, L. C. Lew Yan Voon and C. Galeriu
    Proc. ICCSA Montreal, eds: V. Kumar, M. Gavrilova, C. Tan and P. L'Ecuyer, Part II, 755-763 (Springer, 2003).

  33. Quantum dot and acoustic enclosure problems in lens-shaped structures
    M. Willatzen and L. C. Lew Yan Voon
    Proc. ICCSA Montreal, eds: V. Kumar, M. Gavrilova, C. Tan and P. L'Ecuyer, Part II, 735-744 (Springer, 2003).

  34. Comment on ``Confined states in two-dimensional flat elliptic quantum dots and elliptic quantum wires"
    L. C. Lew Yan Voon, C. Galeriu, and M. Willatzen
    Physica E 18, 547-549 (2003).

  35. Electron states in modulated nanowires
    L. C. Lew Yan Voon and M. Willatzen
    J. Appl. Phys. 93, 9997-10000 (2003).
    Virtual J. Nano. Sci. Tech. 7 (2003).

  36. Intersubband optics in parabolic quantum dots
    L. C. Lew Yan Voon and M. Willatzen
    IEEE J. Quantum Electron. 39, 1424-1429 (2003).

    2004

  37. Acoustic cavity modes in lens-shaped structures
    M. Willatzen and L. C. Lew Yan Voon
    J. Acoustical Soc. Am. 115, 84-90 (2004).

  38. Modeling a nanowire superlattice using the finite difference method in cylindrical polar coordinates
    C. Galeriu, L. C. Lew Yan Voon, R. Melnik and M. Willatzen
    Comp. Phys. Commun. 157, 147-159 (2004).

  39. On triaxial ellipsoidal quantum dots
    L. C. Lew Yan Voon and M. Willatzen
    J. Phys. Cond. Matter 16, 1087-1093 (2004).

  40. Influence of aspect ratio on the lowest states of quantum rods
    L. C. Lew Yan Voon, B. Lassen, R. Melnik and M. Willatzen
    Nano Letters 4, 289-292 (2004).

  41. Helmholtz equation in parabolic rotational coordinates: Applications to wave problems in quantum mechanics and acoustics
    M. Willatzen and L. C. Lew Yan Voon
    Mathematics and Computers in Simulations 65, 337-349 (2004).

  42. Quantum confinement phenomena in nanowire superlattice structures
    M. Willatzen, R. Melnik, L. C. Lew Yan Voon and C. Galeriu
    Mathematics and Computers in Simulations 65, 385-397 (2004).

  43. Surface optical phonons in triaxial ellipsoidal quantum dots
    O. W. Reese, L. C. Lew Yan Voon and M. Willatzen
    Phys. Rev. B 70, 075401 (2004).
    Virtual J. Nano. Sci. Tech. 8 (2004).

  44. Exact envelope-function theory versus symmetrized Hamiltonian for quantum wires: A comparison
    B. Lassen, L. C. Lew Yan Voon, R. Melnik and M. Willatzen
    Solid State Commun. 132, 141 (2004).

  45. Optical properties of rectangular cross-sectional ZnS nanowires
    Q. Xiong, G. Chen, J. D. Accord, X. Liu, J. J. Zengel, H. Gutierrez, J. M. Redwing, L. C. Lew Yan Voon, B. Lassen and P. C. Eklund
    Nano Letters 4, 1663 (2004).

  46. Raman scattering from surface phonons in rectangular cross-sectional w-ZnS nanowires
    Q. Xiong, J. Wang, P. C. Eklund, O. Reese, and L. C. Lew Yan Voon
    Nano Letters 4, 1991 (2004).

  47. Prediction of barrier localization in modulated nanowires
    L. C. Lew Yan Voon, B. Lassen, R. Melnik and M. Willatzen
    J. Appl. Phys. 96, 4660 (2004).
    Virtual J. Nano. Sci. Tech. 8 (2004).

  48. Eigenmodes of triaxial ellipsoidal acoustical cavities with mixed boundary conditions
    M. Willatzen and L. C. Lew Yan Voon
    J. Acoust. Soc. Am. 116, 3279 (2004).

    2005

  49. Schrödinger problems for surfaces of revolution --- the finite cylinder as a test example
    J. Gravesen, M. Willatzen and L. C. Lew Yan Voon
    J. Math. Phys. 46, 012107 (2005).

  50. First-principles study of band parameters of III-V and II-VI zinc-blende compounds
    S. Karazhanov and L. C. Lew Yan Voon
    Sov. Phys. Semiconductors 39, 177 (2005).

  51. Theory of acoustic eigenmodes in parabolic cylindrical enclosures
    M. Willatzen and L. C. Lew Yan Voon
    J. Sound Vib. 286, 251 (2005).

  52. A quantum-mechanical particle confined to surfaces of revolution --- truncated cone and elliptic torus as case studies
    J. Gravesen, M. Willatzen and L. C. Lew Yan Voon
    Physica Scripta 72, 105-111 (2005).

  53. Interface optical phonons in triaxial ellipsoidal quantum dots
    O. W. Reese, L. C. Lew Yan Voon and M. Willatzen
    Proc. 27th Int. Conf. Proc. Semi., AIP Cof. Proc. 772, 659 (2005).

  54. Influence of aspect ratio on the lowest valence states of quantum states
    M. Willatzen, B. Lassen, R. Melnik and L. C. Lew Yan Voon
    Proc. 27th Int. Conf. Proc. Semi., AIP Cof. Proc. 772, 871 (2005).

  55. Barrier localization in the valence band of modulated nanowires
    L. C. Lew Yan Voon, B. Lassen, R. Melnik and M. Willatzen
    Proc. 27th Int. Conf. Proc. Semi., AIP Cof. Proc. 772, 873 (2005).

  56. Electronic structure of wurtzite quantum dots with cylindrical symmetry
    L. C. Lew Yan Voon, C. Galeriu, B. Lassen, M. Willatzen and R. Melnik
    Appl. Phys. Lett. 87, 041906 (2005).

  57. Numerical implementation of the ellipsoidal wave equation and application to ellipsoidal quantum dots
    M. Willatzen and L. C. Lew Yan Voon
    Comp. Phys. Commun. 171, 1-18 (2005).

  58. Flow acoustics in periodic structures
    M. Willatzen and L. C. Lew Yan Voon
    Ultrasonics 43, 756-763 (2005).

  59. Nonlinear strain models in the analysis of quantum dot molecules
    R. Melnik, B. Lassen, L. Lew Yan Voon, M. Willatzen and C. Galeriu
    Nonlinear Analysis 63, e2165-e2176 (2005).

  60. Accounting for nonlinearities in mathematical modelling of quantum dot molecules
    R. Melnik, B. Lassen, L. Lew Yan Voon, M. Willatzen and C. Galeriu
    Discrete and Continuous Dynamical Systems, Suppl. 2005, 642-651 (2005).

  61. A general treatment of deformation effects in Hamiltonians for inhomogeneous crystalline materials
    B. Lassen, L. C. Lew Yan Voon, R. Melnik, and M. Willatzen
    J. Math. Phys. 46, 112102 (2005).

    2006

  62. Dynamics of a nanowire superlattice in an ac electric field
    A. Zhang, L. C. Lew Yan Voon, and M. Willatzen
    Phys. Rev. B 73, 045316 (2006).

  63. Electron dynamics in coupled quantum dots
    H. Ramirez, A. Camacho, and L. C. Lew Yan Voon
    Nanotechnology 17, 1286-1291 (2006).

  64. Electronic structure of helically coiled carbon nanotubes
    G. Guzman-Verri, L. C. Lew Yan Voon, M. Willatzen, and J. Gravesen
    Mat. Res. Soc. Sym. Proc. 901E, 0901-Ra11-28-Rb11-28.1 (2006).

  65. Dynamic coupling of piezoelectric effects, spontaneous polarization, and strain in lattice-mismatched semiconductor quantum-well heterostructures
    M. Willatzen, B. Lassen, R. Melnik, and L. C. Lew Yan Voon
    J. Appl. Phys. 100, 024302 (2006).

  66. Influence of the metal contact size on the electron dynamics and transport inside the semiconductor heterostructure nanowire
    N. Radulovic, M. Willatzen, R. Melnik, and L. C. Lew Yan Voon
    J. Comput. Theor. Nano. 3 (4), 551-559 (2006).

  67. Physics-based models of dynamic response of piezoceramics.
    L. C. Lew Yan Voon, M. Willatzen, B. Lassen and R. Melnik
    Proceedings International Symposium on Advanced Dielectric Materials and Electronic Devices (MS& T '06, Cincinnati, Oct 2006). Invited Paper.

  68. DC electric field effects on the electron dynamics in double rectangular quantum dots
    H. Ramirez, A. Camacho, and L. C. Lew Yan Voon
    Brazilian J. Phys. 36, 869 (2006)

  69. Electronic properties of free-standing InP and InAs nanowires.
    B. Lassen, M. Willatzen, R. Melnik, and L. C. Lew Yan Voon
    J. Mat. Res. 21, 2927-2935 (2006).

  70. Flow-acoustic properties of elliptic-cylinder waveguides and enclosures
    M. Willatzen and L. C. Lew Yan Voon
    J. Physics 52, 1-13 (2006).

  71. Nonlinearities and piezoelectric fields in AlN/GaN wurtzite heterostructures
    M. Willatzen, B. Lassen, and L. C. Lew Yan Voon
    J. Appl. Phys. 100, 124309 (2006).

    2007

  72. Surface optical phonons in cylindrical and rectangular cross-sectional semiconducting nanowires
    Qihua Xiong, R. Gupta, J. Wang, G. D. Mahan, L. C. Lew Yan Voon, and P. C. Eklund
    Solid State Phenomena 121-123, 955-966 (2007).

  73. Poisson-Schrödinger Model in the Analysis of Coupled Effects in Quantum Well Nanostructures
    Mahapatra, R.D., Melnik, R.V.N., Willatzen, M., Lassen, B. and Lok Lew Yan Voon
    2004 Conference on Optoelectronic and Microelectronic Materials and Devices - COMMAD 04 Proceedings, 280-282 (2006).

  74. Coupling effects on electron-phonon scattering in double quantum dots
    H. Y. Ramirez, A. Camacho, and L. C. Lew Yan Voon
    phys. stat. sol. (c) 4, 433-435 (2007).

  75. Spurious solutions and boundary conditions in k.p theory
    B. Lassen, M. Willatzen, R. Melnik and L. C. Lew Yan Voon
    Proc. 28th Int. Conf. Phys. Semi., AIP Conf. Proc 893, 393-394 (2007).

  76. Coupling relaxation and coherent emission in semiconductor double quantum dots
    H. Y. Ramirez, A. Camacho, and L. C. Lew Yan Voon
    Proc. 28th Int. Conf. Phys. Semi., AIP Conf. Proc 893, 993-994 (2007).

  77. Influence of shape and electric field on electron relaxation and coherent response in quantum-dot molecules
    H. Ramirez, A. Camacho, and L. C. Lew Yan Voon
    J. Phys. Cond. Matter 19, 346216 (2007).

  78. Acoplamiento en superredes de puntos cuanticos
    H. Ramirez, A. Camacho, and L. C. Lew Yan Voon
    Revista Colombiana de Fisica 39, 1 (2007).

  79. Electronic structure of silicon-based nanostructures
    G.G. Guzmán-Verri and L.C. Lew Yan Voon
    Phys. Rev. B 76, 075131 (2007).

  80. Static and dynamic effects due to electrostriction in GaN/AlN
    M. Willatzen and L.C. Lew Yan Voon
    J. Phys. Cond. Matter 19, 506202 (2007).

    2008

  81. Electronic properties of semiconductor nanowires
    L.C. Lew Yan Voon, Y. Zhang, B. Lassen, M. Willatzen, Q. Xiong, and P.C. Eklund
    Journal of Nanoscience and Nanotechnology 8, 1 (2008). Invited review paper

  82. Electromechanical effects in electron structure for GaN/AlN quantum dots
    B. Lassen, M. Willatzen, D. Barettin, R. V. N. Melnik and L. C. Lew Yan Voon
    J. Phys. Conf. Series 107, 012008 (2008).

  83. Electrostriction in GaN/AlN heterostructures
    M. Willatzen, L. Wang, and L. C. Lew Yan Voon
    Superlattices and Microstructures 43, 436 (2008).

  84. Electronic properties of nanowire superlattices in the presence of strain and magnetic-field effects
    M. Willatzen and L. C. Lew Yan Voon
    J. Phys. Condensed Matter 20, 45216 (2008).

  85. Piezoelectric models for semiconductor quantum dots
    B. Lassen, D. Barettin, M. Willatzen and L.C. Lew Yan Voon
    Microelectronics Journal 31, 1226 (2008).

    Other Publications

    1. ``Electronic Properties of Semiconductor Nanostructures,'' invited article for the Encyclopedia of Nanoscience and Nanotechnology, Ed. H. S. Nalwa (American Scientific Publishers, Dec 2009).

    2. National Center for Case Study in Teaching Website at SUNY Buffalo [http://ublib.buffalo.edu/libraries/projects/cases/ubcases/case.htm] (March 2000).
      A fridge in space: A case study in thermodynamics.

    Books

    1. The k.p Method
      L. C. Lew Yan Voon and M. Willatzen (Springer-Verlag 2009).

    2. Electronic and Optical Properties of Semiconductors: A Study Based On the Empirical Tight-Binding Model
      Dissertation.com (1997)
      Copies sold: 41

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    since Nov 4, 2004