Professor
Horng-Tay Jeng

*Atomic and molecular physics

*computational physics

*condensed matter physics

1. Professor, Department of Physics, National Tsing-Hua University, Taiwan

1. Adjunct Associate Professor, May 2011 - July 2012, Department of Physics, National Tsing-Hua University, Taiwan
2. Tenure Associate Research Fellow, Mar 2010 – July 2012, Institute of Physics, Academia Sinica, Taiwan
3. Adjunct Assistant Professor, Aug 2005 - Apr 2011, Department of Physics, National Tsing-Hua University, Taiwan
4. 2000-2002, Postdoctoral Researcher Associate, Theoretical Physics, University of Maryland, College Park, MD, USA
5. Assistant Research Fellow, Aug 2005 - Feb 2010, Institute of Physics, Academia Sinica, Taiwan
6. Adjunct Visiting Assistant Professor, Feb 2003 - July 2005, Department of Physics, National Tsing-Hua University
7. Visiting Assistant Professor, Aug 2002 - July 2005, Physics Division, National Center for Theoretical Sciences
8. Post Doctor, Aug 1999 - July 2002, Physics Division, National Center for Theoretical Sciences
9. Post Doctor, Aug 1998 - July 1999, Department of Physics, National Tsing-Hua University
10. Drillmaster, July 1996 - May 1998, (Military service) Chung-Cheng Armed Forces Preparatory School
11. Teacher: Aug 1989 - July 1990, Bade Junior High School, Taoyuan County

1. Aug 2009: Ta-You Wu Memorial Award of Year 2009 (National Science Council)

2. June 2009: Research Award for Junior Research Investigators of Year 2009 (Academia Sinica)
3. Jan 2008: Young Theorist Award of Year 2008 (National Center for Theoretical Science)

• • All Publications (Expansible)
    1. Su-Yang Xu, Madhab Neupane, Chang Liu, Duming Zhang, Anthony Richardella, L.Andrew Wray, Nasser Alidoust, Mats Leandersson, Thiagarajan Balasubramanian, Jaime S´anchez-Barriga, Oliver Rader, Gabriel Landolt, Bartosz Slomski, Jan Hugo Dil, J¨urg Osterwalder, Tay-Rong Chang, Horng-Tay Jeng, Hsin Lin, Arun Bansil, Nitin Samarth and M. Zahid Hasan, ”Hedgehog spin texture and Berry’s phase tuning in a magnetic topological insulator”, NATURE PHYSICS 8, 616-622 (2012).
    2.   M. Neupane, S.-Y. Xu, L. A. Wray, A. Petersen, R. Shankar, N.Alidoust, Chang Liu, A.Fedorov, H. Ji, J. M. Allred, Y. S. Hor, T.-R. Chang, H.-T. Jeng, H. Lin, A. Bansil, R.J. Cava, and M. Z. Hasan, ”Topological surface states and Dirac point tuning in ternary topological insulators”, Phys. Rev. B 85, 235406 (2012).
    3. W. Y. Chan, H. S. Huang, W. B. Su, W. H. Lin, H.-T. Jeng, M. K. Wu, and C. S. Chang,”Field-Induced Expansion Deformation in Pb Islands on Cu(111):
       Evidence from Energy Shift of Empty Quantum-Well States”, Phys. Rev. Lett. 108, 146102 (2012).
    4. Pei-Wen Chen, Yu-Hsuan Lu, Tay-Rong Chang, Chi-Bin Wang, Li-Yen Liang, Chung-
       Huang Lin, Cheng-Maw Cheng, Ku-Ding Tsuei, H.-T. Jeng, and S.-J. Tang, ”Consonant
       diminution of lattice and electronic coupling between a film and a substrate: Pb on
       Ge(100)”, Phys. Rev. B 84, 205401 (2011).
    5. S.-J. Tang, Chang-Yeh Lee, Chien-Chung Huang, Tay-Rong Chang, Cheng-Maw Cheng,
       Ku-Ding Tsuei, H.-T. Jeng, V. Yeh, and Tai-Chang Chiang, ”Electronic versus Lattice
       Match for Metal-Semiconductor Epitaxial Growth: Pb on Ge(111)”, Phys. Rev. Lett.
       107, 066802 (2011).
    6. Tay-Rong Chang, Horng-Tay Jeng, Chung-Yuan Ren, and Chen-Shiung Hsue, ”Chargeorbital ordering and ferroelectric polarization in multiferroic TbMn2O5 from first principles”,Phys. Rev. B 84, 024421 (2011).
    7. Ying-Hsiu Lin, Hong-Dao Li, Horng-Tay Jeng, and Deng-Sung Lin, ”Energetics and Interactions of Mixed Halogen Adsorbates on the Si(100) Surface”, Journal of Physical Chemistry C 115, 13268 (2011).
    8. F.-K. Chiang, M.-W. Chu, F. C. Chou, H. T. Jeng, H. S. Sheu, F. R. Chen, and C.
       H. Chen, ”Effect of Jahn-Teller distortion on magnetic ordering in Dy(Fe,Mn)O3 perovskites”,Phys. Rev. B 83, 245105 (2011).
    9. Tay-Rong Chang, Horng-Tay Jeng, and Chen-Shiung Hsue, ”Electronic structures of
       quasi-one-dimensional ferrimagnetic insulator Ca3Co2O6”, Comput. Phys. Comm. 182,93 (2011).
    10. J. M. Chen, J. M. Lee, T. L. Chou, S. A. Chen, S. W. Huang, H. T. Jeng, K. T. Lu,
        T. H. Chen, Y. C. Liang, S. W. Chen, W. T. Chuang, H.-S. Sheu, N. Hiraoka, H. Ishii,
        K. D. Tsuei, Eugene Huang, C. M. Lin, and T. J. Yang, ”Pressure-dependent electronicstructures in multiferroic DyMnO3: A combined lifetime-broadening-suppressed x-ray 1 absorption spectroscopy and ab initio electronic structure study”, J. Chem. Phys. 133,154510 (2010).
    11. J. M. Chen, J. M. Lee, S. W. Huang, K. T. Lu, H. T. Jeng, C. K. Chen, S. C. Haw,
        T. L. Chou, S. A. Chen, N. Hiraoka, H. Ishii, K. D. Tsuei, and T. J. Yang, ”Intra- and intersite electronic excitations in multiferroic TbMnO3 probed by resonant inelastic x-ray scattering”, Phys. Rev. B 82, 094442 (2010).
    12. S.-J. Tang, Tay-Rong Chang, Chien-Chung Huang, Chang-Yeh Lee, Cheng-Maw Cheng,Ku-Ding Tsuei, H.-T. Jeng, Chung-Yu Mou, ”Dispersive resonance bands within the space-charge layer of a metal-semiconductor junction”, Phys. Rev. B 81, 245406 (2010).
    13. J. M. Chen, Z. Hu, H. T. Jeng, Y. Y. Chin, J. M. Lee, S. W. Huang, K. T. Lu, C. K. Chen,S. C. Haw, T. L. Chou, H.-J. Lin, C. C. Shen, R. S. Liu, A. Tanaka, L. H. Tjeng, and C. T. Chen, ”Strong orbital polarization in orthorhombic DyMnO3: A combined x-ray linear dichroism and ab initio electronic structure study”, Phys. Rev. B 81, 201102(R)(2010).
    14. Horng-Tay Jeng, Hong-Shi Kuo, Ing-Shouh Hwang, and Tien T. Tsong, ”High stability and electronic structures of noble-metal covered W(111) atom perfect pyramidal tips”,Phys. Rev. B 81, 155424 (2010).
    15. S.-J. Tang, Chang-Yeh Lee, Chien-Chung Huang, Tay-Rong Chang, Cheng-Maw Cheng,Ku-Ding Tsuei, and H.-T. Jeng, ”Bilayer oscillation of subband effective masses in Pb/Ge(111) thin-film quantum wells”, Appl. Phys. Lett. 96, 103106 (2010).
    16.  Woei Wu Pai, H. T. Jeng, C.-M. Cheng, C.-H. Lin, Xudong Xiao, Aidi Zhao, Xieqiu
        Zhang, XU Geng, X. Q. Shi, M. A. Van Hove, C. -S. Hsue, K.-D. Tsuei, ”Optimal
        Electron Doping of a C60 Monolayer on Cu(111) via Interface Reconstruction”, Phys.Rev. Lett. 104, 036103 (2010).
    17.  S.-J. Tang, H.-T. Jeng, Ismail, P. T. Sprunger, and E. W. Plummer, ”Surface electronic band structure and temperature dependence of the surface state at ‾A on Mg(10‾10) surface”,Phys. Rev. B 80, 085419 (2009).
    18. Shih-Wen Huang, Horng-Tay Jeng, J.-Y Lin, W. J. Chang, J. M. Chen, G. H. Lee, H.
        Berger, H. D. Yang, and Keng S. Liang, ”Electronic structure of Pyrochlore Cd2Re2O7”,Journal of Physics: Condensed Matter 21, 195602 (2009).
    19. J. M. Chen, J. M. Lee, C. K. Chen, T. L. Chou, K. T. Lu, S. C. Haw, K. S. Liang, C.
        T. Chen, H. T. Jeng, S. W. Huang, T. J. Yang, C. C. Shen, R. S. Liu, J. Y. Lin, and
        Z. Hu, ”Bonding anisotropy in multiferroic TbMnO3 probed by polarization dependent x-ray absorption spectroscopy”, Appl. Phys. Lett. 94, 044105 (2009).
    20. Hsiu-Hau Lin, Toshiya Hikihara, Horng-Tay Jeng, Bor-Luen Huang, Chung-Yu Mou, and Xiao Hu, ”Ferromagnetism in armchair graphene nanoribbons”, Phys. Rev. B 79, 035405(2009).2
    21. C.-M. Cheng, C.-C. Wang, H.-T. Jeng, C.S. Hsue, B.Y. Hsu, D.-J. Huang, K.-D. Tsuei,”The angle-resolved photoemission study for ultrathin NiO and CoO thin films on Ag(100) surfaces”, Physica B 403, 1539 (2008).
    22. Pao-An Lin, Horng-Tay Jeng, and Chen-Shiung Hsue, ”Electronic structure and orbital ordering of SrRu1−xTixO3: GGA+U investigations”, Phys. Rev. B 77, 085118 (2008).
    23. S. J. Tang, H. T. Jeng, C. S. Hsue, Ismail, P. T. Sprunger, and E. W. Plummer, ”Surfacestate influence on the surface lattice structure in Be(10‾10)”, Phys. Rev. B 77, 045405(2008).
    24.  J. M. Chen, C. K. Chen, T. L. Chou, I. Jarrige, H. Ishii, K. T. Lu, Y. Q. Cai, K. S.
        Liang, J. M. Lee, S. W. Huang, T. J. Yang, C. C. Shen, R. S. Liu, J. Y. Lin, H. T. Jeng,and C.-C. Kao, ”Resonant x-ray emission spectroscopy of multiferroic TbMnO3”, Appl.Phys. Lett. 91, 054108 (2007).
    25. Horng-Tay Jeng and Ding-Sheng Wang, ”Electronic structure and magnetocrystalline anisotropy in Fe-Co-Ni binary alloy monolayers on Cu(001)”, J. Magn. Magn. Mater.317, 46 (2007).
    26. Horng-Tay Jeng, G. Y. Guo, and D. J. Huang, ”Charge-orbital ordering in low-temperature structure of magnetite: GGA+U investigations”, Phys. Rev. B 74, 195115 (2006).
    27. Horng-Tay Jeng, Shi-Hsin Lin, and Chen-Shiung Hsue, ”Orbital Ordering and Jahn-Teller Distortion in Perovskite Ruthenate SrRuO3”, Phys. Rev. Lett. 97, 67002 (2006).
    28. D. J. Huang, H.-J. Lin, J. Okamoto, K. S. Chao, H.-T. Jeng, G. Y. Guo, C.-H. Hsu, C.-M. Huang, D. C. Ling, W. B. Wu, C. S. Yang, and C. T.Chen, ”Charge-Orbital Ordering and Verwey Transition in Magnetite Measured by Resonant Soft X-Ray Scattering”, Phys. Rev. Lett. 96, 96401 (2006).
    29. H. L. Liu, K. S. Lu, M. X. Kuo, L. Uba, S. Uba, L. M. Wang, S. L. Cheng, J. G. Lin, and H. T. Jeng, ”Magneto-optical properties of La0.7Sr0.3MnO3 thin films with perpendicular magnetic anisotropy”, J. Appl. Phys. 99, 43908 (2006).
    30. W. J. Chang, J. Y. Tsai, H. T. Jeng, J. Y. Lin, K. Y. J. Zhang, H. L. Liu, J. M. Lee, J. M. Chen, K. H. Wu, T. M. Uen, Y. S. Gou, and J. Y. Juang, ”Electronic structure and transport properties of La0.7Ce0.3MnO3”, Phys. Rev. B 72, 132410 (2005).
    31. Horng-Tay Jeng, G. Y. Guo, and D. J. Huang, ”Charge-Orbital Ordering and Verwey Transition in Magnetite”, Phys. Rev. Lett. 93, 156403 (2004).
    32. D. J. Huang, C. F. Chang, Horng-Tay Jeng, G. Y. Guo, H. J. Lin, W. B. Wu, H. C. Ku, A. Fujimori, Y. Takahashi, and C. T. Chen, ”Spin and Orbital Magnetic Moments of Fe3O4”, Phys. Rev. Lett. 93, 77204 (2004).
    33. Y. K. Wang, G. Y. Guo, and Horng-Tay Jeng, ”An ab initio study of the magnetocrystalline anisotropy and mangetoelastic coupling of half-metallic CrO2”, J. Magn. Magn. Mater. 282, 139 (2004). 3
    34. D. J. Huang, C. F. Chang, J. Chen, H. J. Lin, S. C. Chung, H. T. Jeng, G. Y. Guo, W. B. Wu, S. G. Shyu, and C. T. Chen, ”Orbital moments of CrO2 and Fe3O4 studied by MCD in soft x-ray absorption”, J. of Electron Spectroscopy and Related Phenomena 137-140, 633 (2004).
    35. Horng-Tay Jeng and G. Y. Guo, ”First-principles investigations of orbital magnetic moments and electronic structures of the double perovskites Sr2FeMoO6, Sr2FeReO6, and Sr2CrWO6”, Phys. Rev. B 67, 94438 (2003).
    36. Horng-Tay Jeng and G. Y. Guo, ”First-principles calculation of the orbital magnetic moment of O and Cr in half-metallic CrO2”, Mat. Res. Soc. Symp. Proc. 718, D4.14.1 (2002).
    37. D. J. Huang, H. T. Jeng, C. F. Chang, G. Y. Guo, J. Chen, W. P. Wu, S. C. Chung, S. G. Shyu, C. C. Wu, H. J. Lin, and C. T. Chen, ”Orbital magnetic moments of oxygen and chromium in CrO2”, Phys. Rev. B 66, 174440 (2002).
    38. Chung-Yuan Ren, Horng-Tay Jeng, and Chen-Shiung Hsue, ”Relativistic density-functional calculations of interconfigurational energies for second and third transition-metal rows”, Phys. Rev. B 66, 125105 (2002).
    39. Horng-Tay Jeng and G. Y. Guo, ”First-principles investigations of the orbital magnetic moments in CrO2”, J. Appl. Phys. 92, 951 (2002).
    40. 40. Horng-Tay Jeng and Guang-Yu Guo, ”First-principles investigations of the magnetocrystalline anisotropy in strained Ni-substituted magnetite (NiFe2O4)”, J. Magn. Magn. Mater. 240, 436 (2002).
    41. Horng-Tay Jeng and Guang-Yu Guo, ”First-principles investigations of the magnetocrystalline anisotropy in strained Co-substituted magnetite (CoFe2O4)”, J. Magn. Magn. Mater. 239, 88 (2002).
    42. Horng-Tay Jeng and Guang-Yu Guo, ”First-principles investigations of the electronic structures and the magnetocrystalline anisotropy in strained magnetite (Fe3O4)”, Phys. Rev. B 65, 94429 (2002).
    43. Horng-Tay Jeng and Chen-Shiung Hsue, ”Relativistic Density Functional Calculations of Interconfigurational Energies in Transition-Metal Atoms”, Phys. Rev. B 62, 9876 (2000).
    44. Horng-Tay Jeng and Chen-Shiung Hsue, ”Relativistic Density Functional Calculations of Atoms with B-Splines Basis Functions”, Chin. J. Phys. 37, 590 (1999).
    45. Horng-Tay Jeng and Chen-Shiung Hsue, ”Applications of B-splines to the Local Density Functional Calculations for Atoms from H to Ca”, Chin. J. Phys. 35, 215 (1997).
    46. Horng-Tay Jeng, ”Applications of Finite B-splines Basis in Density Functional Theories for Atoms from H(Z=1) to Sr(Z=38)”, (Ph. D. thesis, 1996). 4
    47. Horng-Tay Jeng and Chen-Shiung Hsue, ”Analytical Potential Energy Curves of Inverse Polynomial Form for Diatomic Molecules : An Application of Two-Step Method to Li2, Na2, NaK, and K2 Molecules”, Chin. J. Phys. 34, 1237 (1996).
    48. Horng-Tay Jeng and Chou-Hsieng Chin, ”Exact Solution, Jump Function, Fractal Dimension and Entropy Formation of the p-adic Delay Functional Equation x(t)=x(t-1)+x(t-a)”, in ”Differential Geometric Methods in Theoretical Physics”, edited by C.N. Yang, M.L. Ge, and X.W. Zhou, Int. J. Mod. Phys. A (Proc. Suppl.) 3A, p. 399 (World Scientific, 1993).
    49. Horng-Tay Jeng, ”Exact Solution, Fractal Dimension and Entropy Formation of the padic Delay Functional Equation”, (Master thesis, 1992). 5

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