2019 Publications

1. Zhaoliang Liao and Jiandi Zhang, “Metal-to-Insulator Transition in Ultrathin Manganite Heterostructures”, Appl. Sci. 9(1), 144 (2019). .

Temperature dependent resistivity of different thicknesses of STO-sandwiched LSMO layers grown on NdGaO3 (110) substrate. Figure is adapted from Z. Liao et. al.

 

2. Shuyuan Zhang, Tong Wei, Jiaqi Guan, Qing Zhu, Wei Qin, Weihua Wang, Jiandi Zhang, E. W. Plummer, Xuetao Zhu, Zhenyu Zhang, and Jiandong Guo, “Enhanced Superconducting State in FeSe/SrTiO3 by a Dynamic Interfacial Polaron Mechanism,” . Phys. Rev. Lett., 122, 066802 (2019) .

Phonon and polaronic plasmon modes of the STO with and without FeSe capping. (a) HREELS spectra of the single-layerFeSe=STO measured at 35 K with the incident electron energy of 50 eV. The FeSe phonon branches are labeled byη,σ, andξ, while the β, α, and ρ modes originated from the STO are described in the main text. (b) Temperature dependence of the energy loss spectra at the ̄Γpoint from the single-layer FeSe=STO. (c) and (d) Corresponding results of the STO without capping, with the incident electron energyof∼110eV. (e) and (f) Comparisons of the energies of the polaronic plasmon andαmode at ̄Γpoint at different temperatures with andwithout FeSe, respectively. The error bars are from different fitting functions and different background subtraction methods used in the peak fitting

 

3. Qiang Zhang, Guixin Cao, Feng Ye, Huibo Cao, Masaaki Matsuda, David A. Tennant, Songxue Chi2, Steven Nagler, Rongying Jin, E.W. Plummer, Jiandi Zhang, “Anomalous magnetic behavior of Ba2CoO4 with isolated CoO4 tetrahedra,” Phys. Rev. B 99, 094416 (2019) .

a) 3D illustration of Co-Co interaction network with spin configuration of two quasi-CoO4PLSs [see Fig.2(b)] with the CoNN distances. (b) Theab-plane projection of one quasi-CoO4PLS showing Co-Co interactions, spin configurations with NN exchangeparameters, buckled zigzag chains along thebaxis, as well as the formed two triangular sublattices. (c)–(f) SimulatedS(Q,E) spectra along the[H00],[0K0],[0 0L], and [H0H] directions in the r.l.u. using the magnetic exchange parameters obtained from the fits to the experimentalSW dispersion and simulated intensity.

 

4. Saghayezhian, Mohammad; Rezaei Sani, Seyed Mojtaba; Zhang, Jiandi; Plummer, E. W. “Rumpling and Enhanced Covalency at SrTiO3(001) Surface,” J. Phys. Chem. 123, 8086 (2019). .

(a), (b) LEED pattern at 62 and 99 eV at roomtemperature. (c) Experimental and theoretical LEEDI(V) curveslabeled in cubic notation. The respectiveRPis shown next to eachcurve. (d) Schematic of atomic positions from LEEDI(V) analysis.The distortions in the ball model are exaggerated.

 

5. Lina Chen, Zhen Wang, Gaomin Wang, Hangwen Guo, Mohammad Saghayezhian, Yimei Zhu, E.W. Plummer, and Jiandi Zhang, “Surface and Interface Properties of La2/3Sr1/3MnO3 Thin Films on SrTiO3 (001),” Phys. Rev. Materials 3, 044407 (2019). .

STEM data for 40 u.c. LSMO grown on STO (001)for two different sample alignments, [100] to the left and [1–10]to the right. (a) HAADF-STEM image overlapped with the inte-grated EELS elemental profiles for La, Sr, Ti, and Mn across theLSMO/STO interface. (b) The intensity in the HAADF image acrossthe interface. (c) Mn and Ti, and (d) La/Sr concentration profiles as afunction of distance (unit cells) from the interface, respectively. Theinterface is marked by the dashed line. (e) HAADF- and (f) ABF-STEM image in [1–10] orientation, with inset showing distortionof the octahedral in the LSMO. (g) The measuredc-axis latticeconstant, (h) octahedral tilt angle, and (i) La/Sr concentration profilesas function of distance from the interface, respectively, with the solidlines being the bulk value and the dashed line the XRD determinedvalue.

 

6. M. Saghayezhian, Summayya Kouser, Zhen Wang, Hangwen Guo, Rongying Jin, Jiandi Zhang, Yimei Zhu, Sokrates T. Pantelides and E. W. Plummer, “Atomic-scale determination of spontaneous magnetic reversal in oxide heterostructures,” PNAS, 116, 10309 (2019) .

(A and B) HAADF and ABF STEM images of LSMO/STO along the [1−10] direction. The red arrow marks the interface. Inset shows the octahedral tilt away from the interface. (C) Octahedral tilt angle as function of distance from the interface. The yellow shaded region shows the zone suppression of octahedral tilt near the interface. (D) OOP lattice constant as a function of distance from the interface. (E) Layer-by-layer La and Sr concentration as a function of distance from the interface. La and Sr reach their stoichiometric concentration, i.e., La0.67Sr0.33 after the third atomic column from the interface. (F) L2,3 ratio and Mn nominal oxidation state as a function of distance from the interface.

 

7. Kun Zhao, J. Taylor, L. Haber, Jiandi Zhang, E.W. Plummer, and M. Saghayezhian, “Probing the interfacial symmetry using rotational second-harmonic generation in oxide heterostructures" J. Phys. Chem., accepted. J. Phys. Chem. (2019) .

Normalized reflected RSHG intensities of 40 UC LSMO/STO(001) heterostructure as a function of the azimuthal angle plotted in polar coordinates for the polarization combinations of Pin−Pout, Sin−Pout, and Pin−Sout, respectively. (d−f) The 4-fold portion of the RSHG signal after subtracting the isotropic portion. The solid black dots are the experimental data. The dashed red lines in parts a−c are drawn with a combination of isotropic and 4-fold configurations, and the dashed red lines in parts d−f are drawn to guide the eye.

 

2018 Publications

1. Shuyuan Zhang, Jiaqi Guan, Yan Wang, Steven Johnston, Xun Jia, Bing Liu, Qing Zhu, Yanwei Cao, Weihua Wang, Jiandi Zhang, E. W. Plummer, Xuetao Zhu, and Jiandong Guo. Lattice Dynamics of Ultrathin FeSe Films on SrTiO3. Phys. Rev. B 97, 035408 (2018) .

2. Zhen Wang, Hangwen Guo, Shuai Shao, Mohammad Saghayezhain, Jun Li, Rosalba Fittipaldi, Antonio Vecchione, Prahald Siwakoti, Yimei Zhu, Jiandi Zhang, and E. W. Plummer, “Designing Antiphase Boundary by Atomic Control of Heterointerfaces”, PNAS, 115, 9485 (2018). PNAS, 115, 9485 (2018). .

3. Prahald Siwakoti, Hangwen Guo, Zhen Wang, Yimei Zhu, Rosalba Fittipaldi, Antonio Vecchione, Y. Wang, Zhiqiang Mao, and Jiandi Zhang, “Coherent growth of La2/3Sr1/3MnO3 Films on Cleaved Layered Sr2RuO4 Substrate”,. Phys. Rev. Materials 2, 104407 (2018) .

2017 Publications

1. Liao, Z., Jin, R., Plummer, E.W. and Zhang, J., 2017. Delicate competing electronic states in ultrathin manganite films. Physical Review B, 95(8), p.085130.

2. Guo, H., Wang, Z., Dong, S., Ghosh, S., Saghayezhian, M., Chen, L., Weng, Y., Herklotz, A., Ward, T.Z., Jin, R. and Pantelides, S.T., 2017. Interface-induced multiferroism by design in complex oxide superlattices. Proceedings of the National Academy of Sciences , p.201706814.

3. Zhu, X., Guo, J., Zhang, J. and Plummer, E.W., 2017. Misconceptions associated with the origin of charge density waves. Advances in Physics: X, 2(3) , pp.622-640.

4. Liu, F., Chen, C., Guo, H., Saghayezhian, M., Wang, G., Chen, L., Chen, W., Zhang, J. and Plummer, E.W., 2017. Unusual Fe–H bonding associated with oxygen vacancies at the (001) surface of Fe 3 O 4. Surface Science, 655, pp.25-30.

5. Li, L., Liao, Z., Diao, Z., Jin, R., Plummer, E.W., Guo, J. and Zhang, J., 2017. Reentrance of low-temperature nonmetallic phase of L a 2/3 S r 1/3 Mn O 3 (110) thin films. Physical Review Materials, 1(3), p.034405.

6. Li, F., Yang, F., Liang, Y., Li, S., Yang, Z., Zhang, Q., Li, W., Zhu, X., Gu, L., Zhang, J. and Plummer, E.W., 2017. δ-Doping of oxygen vacancies dictated by thermodynamics in epitaxial SrTiO3 films. AIP Advances, 7(6), p.065001.

7. Saghayezhian, M., Wang, Z., Guo, H., Zhu, Y., Plummer, E.W. and Zhang, J., 2017. Manipulating the polar mismatch at the LaNi O 3/SrTi O 3 (111) interface. Physical Review B, 95(16), p.165434.

8. Zhang, Q., Ye, F., Tian, W., Cao, H., Chi, S., Hu, B., Diao, Z., Tennant, D.A., Jin, R., Zhang, J. and Plummer, W., 2017. Manganese-induced magnetic symmetry breaking and its correlation with the metal-insulator transition in bilayered S r 3 (R u 1− x M n x) 2 O 7. Physical Review B, 95(22), p.220403.

9. Zhang, Q., Ye, F., Tian, W., Cao, H., Chi, S., Hu, B., Diao, Z., Tennant, D.A., Jin, R., Zhang, J. and Plummer, W., 2017. Mn-induced magnetic symmetry breaking and its correlation with the metal-insulator transition in bilayered Sr3 (Ru1-xMnx) 2O7. arXiv:1705.05886.

2016 Publications

1. Wang, Z., Tao, J., Yu, L., Guo, H., Chen, L., Han, M.G., Wu, L., Xin, H., Kisslinger, K., Plummer, E.W. and Zhang, J., 2016. "Anomalously deep polarization in SrTi O 3 (001) interfaced with an epitaxial ultrathin manganite film." Physical Review B, 94(15), p.155307.

2. M. Saghayezhian, Lina Chen, Gaomin Wang, Hangwen Guo, E.W. Plummer, and Jiandi Zhang,“ Polar compensation at the surface of SrTiO3 (111) ,” Phys. Rev B 93, 125408 (2016)

3. Jianting Ji, Anmin Zhang, Jiahe Fan, Yuesheng Li, Xiaoqun Wang, Jiandi Zhang, E. W. Plummer, and Qingming Zhang, “Giant Magneto-Optical Raman Effect in a Layered Transition Metal Compound,” PNAS, 113, 2349 (2016).

4. Kim, J., Nam, H., Li, G., Karki, A.B., Wang, Z., Zhu, Y., Shih, C.K., Zhang, J., Jin, R. and Plummer, E.W., 2016. Interrogating the superconductor Ca10 (Pt4As8)(Fe2− xPtxAs2) 5 Layer-by-layer. Scientific reports, 6.

5. Zhang, S., Guan, J., Jia, X., Liu, B., Wang, W., Li, F., Wang, L., Ma, X., Xue, Q., Zhang, J. and Plummer, E.W., 2016. Role of SrTiO 3 phonon penetrating into thin FeSe films in the enhancement of superconductivity. Physical Review B, 94(8), p.081116.

6. Jia, X., Zhang, S., Sankar, R., Chou, F.C., Wang, W., Kempa, K., Plummer, E.W., Zhang, J., Zhu, X. and Guo, J., 2017. Anomalous Acoustic Plasmon Mode from Topologically Protected States. Physical Review Letters, 119(13), p.136805.

2015 Publications

1.H. Luo, Jason W. Krizan, E. M. Seibel, W. Xie, G. S. Sahasrabudhe,  B. F. Phelan, J. Tao, Z. Wang, Jiandi Zhang, and R. J. Cava, “Cr-doped TiSe2 – a layered dichalcogenide spin glass,” Chem. Materials 27, 6810 (2015).

2.Zhaoliang Liao, Fengmiao Li, Peng Gao, Lin Li, Jiandong Guo, Xiaoqing Pan, E. R. Jin, W. Plummer and Jiandi Zhang, “Origin of the Metal-Insulator Transition in Ultrathin Films of La2/3Sr1/3MnO3”, Phys. Rev. B 92, 125123 (2015).

3.Xuetao Zhu, Yanwei Cao, Shuyuan Zhang, Xun Jia, Qinlin Guo, Fang Yang,
Linfan Zhu, Jiandi Zhang, E. W. Plummer, and Jiandong Guo, “High Resolution Electron Energy Loss Spectroscopy with Two-Dimensional Energy and Momentum Mapping,” Rev. Sci. Instrum. 86, 083902 (2015).

4.Huali Yang, Yiwei Liu, Jiandi Zhang, Xiangqun Zhang, Zhaohua Cheng, Yali Xie, Baomin Wang, Qingfeng Zhan, Bao-Gen Shen, E.W. Plummer, and Run-Wei Li, “Anisotropic Field-Induced Melting of Orbital Ordered Structure in Pr0.6Ca0.4MnO3”, Phys. Rev. B 91, 174405 (2015).

5.Xuetao Zhu, Yanwei Cao, Jiandi Zhang, E. W. Plummer, and Jiandong Guo, “Classification of Charge Density Waves Base on Their Origin”, PNAS 112, 2367 (2015)

2014 Publications

1. Le Wang, Kui-juan Jin, Jun-xing Gu, Chao Ma, Xu He, Jiandi Zhang, Can Wang, Yu Feng, Qian Wan, Jin-an Shi, Lin Gu, Meng He, Hui-bin Lu & Guo-zhen Yang, “A new non-destructive readout by using photo-recovered surface potential contrast”, Nature Scientific Report 6980 (2014). 2. Guorong Li, Liangbo Liang, Qing Li, Minghu Pan, V. B. Nascimento, Xiaobo He, A. B. Karki, Vincent Meunier, Rongying Jin, Jiandi Zhang, and E. W. Plummer, “Role of Antiferromagnetic Ordering in the (1×2) Surface Reconstruction of Ca(Fe1-xCox)2As2”, Phys. Rev. Lett. 112, 077205 (2014).

2013 Publications

1. Guorong Li, Qing Li, Minghu Pan, Biao Hu, Chen Chen, Jing Teng, Zhenyu Diao, Jiandi Zhang, Rongying Jin and E.W. Plummer “Atomic-Scale Fingerprint of Mn Dopant at the Surface of Sr3(Ru1-xMnx)2O7”, Nature Scientific Report 3, 2882 (2013).

2. Xinning Luan, Lina Chen, Jiandi Zhang, Guoying Qu, John C. Flake, Ying Wang, “Electrophoretic Deposition of Reduced Graphene Oxide Nanosheets on TiO2 Nanotube Arrays for Dye-Sensitized Solar Cells”, Electrochimica Acta 111, 216 (2013).

3. Zhiming Wang, Fengmiao Li, Sheng Meng, Jiandi Zhang, E. W. Plummer, Ulrike Diebold, and Jiandong Guo, “Strain-Induced defect superstructure on the SrTiO3 (110) surface”, Phys. Rev. Lett. 111, 056101 (2013) .

4. Zhaoliang Liao, Peng Gao, S. Stadler, R. Jin, X. Pan, E.W. Plummer, and Jiandi Zhang, “Tuning Properties of Columnar Nanocomposite Oxides”, Appl. Phys. Lett. 103, 043112 (2013).

5.Jing Teng, Chen Chen, Yimin Xiong, Jiandi Zhang, Rongying Jin, and E. W. Plummer, “Anomalous Surface Lattice Dynamics in the Low Temperature Phase of Ba(Fe1-xCox)2As2”, PNAS 110, 898 (2013).

2012 Publications

1. Guohai Chen, Suman Neupane, Wenzhi Li, Lina Chen, and Jiandi Zhang, “An increase in the field emission from vertically aligned multiwalled carbon nanotubes caused by NH3 plasma treatment”, Carbon 52, 468 (2012).

2. Jiagui Feng, Fang Yang, Zhiming Wang, Yang Yang, Lin Gu, Jiandi Zhang, and Jiandong Guo, “Growth of SrTiO3 (110) film by Oxide Molecular Beam Epitaxy with Feed-Back Control”, AIP Advances 2, 041407 (2012).

3. Guorong Li, Xiaobo He, Jiandi Zhang, R. Jin, A. S. Sefat, M. A. McGuire, D. G. Mandrus, B. C. Sales, and E. W. Plummer, “Coupled Structural-Magnetic Antiphase Domain Walls on BaFe2As2”, Phys. Rev. B, Rapid Comm. 86, 060512(R) (2012).

4. Dalgis Mesa, Feng Ye, Sonxue Chi, J. A. Fernandez-Baca, W. Tian, Biao Hu, R. Jin, E. W. Plummer, and Jiandi Zhang, “Single Bilayer E-Type Antiferromagnetism in Mn-Substituted Sr3Ru2O7”, Phys. Rev B, Rapid Comm. 85, 180410(R) (2012).

5. Zhaoliang Liao, Peng Gao, Xuedong Bai, Dongmin Chen, and Jiandi Zhang, “Evidence for electric-field-driven migration and diffusion of oxygen vacancies in Pr0.7Ca0.3MnO3”, J. Appl. Phys. 111, 114506 (2012).

6. Xiaojian Zhu, Wenjing Su, Yiwei Liu, Benlin Hu, Liang Pan, Wei Lu, Jiandi Zhang, and Runwei Li, “Observation of Conductance Quantization in Oxide-Based Resistive Switching Memory”, Adv. Mater. 24, 3941 (2012).

2011 Publications

1. Xiaobo He, Jing Teng, Von Braun Nascimento, R. G. Moore, Guorong Li, Chen Chen, Jiandi Zhang, and E. W. Plummer, Surfaces of transition-metal compounds: the interplay between structure and functionality, Frontiers of 4d- and 5d- Transition Metal Oxides,  World Scientific Press. (Edited by G. Cao and L DeLong, 2011). 

2. Zhaoliang Liao, Peng Gao, Yang Meng, Hongwu Zhao, Xuedong Bai, Jiandi Zhang, and Dongmin Chen, "Electroforming and endurance behavior of Al/Pr0.7Ca0.3MnO3/Pt devices", Appl. Phys. Lett. 99, 113506 (2011)

3. Xiaobo He, Guorong Li, Jiandi Zhang, A. B. Karki, Rongying Jin, B. C. Sales, A. S. Sefat, M. A. McGuire, D. Mandrus, and E. W. Plummer, "Nanoscale Chemical Phase Separation in FeTe0.55Se0.45",Phys. Rev B 83, 220502 (2011). 

2010 Publications

1. H. Qin, J. Shi, Y. Cao, K. Wu, Jiandi Zhang, E. W. Plummer, J. Wen, Z.J. Xu, G. D. Gu, and Jiandong Guo. "Direct Determination of the Electron-Phonon Coupling Matrix Element in a Correlated System" Phys. Rev Lett. 105, 256402 (2010).

2. Haizhong Guo, Yi Li, Darwin Urbina, Biao Hu, Rongying Jin, Tijiang Liu, David Fobes, Zhiqiang Mao, E. W. Plummer, and Jiandi Zhang "Doping and Dimensionality Effects on the Core-Level Spectra of Layered Ruthenates" Phys. Rev. B 81, 155121 (2010). 

Publications before 2010

R.-W. Li, H. Wang, X. Wang, X.Z. Yu, Y. Matsui, Z.-H Cheng, B.-G. Shen, E.W. Plummer. "Anomalously Large Anisotropic Magnetoresistance in a Perovskite Manganite" PNAS, 106, 14224 (2009). 

  • P.L. Russo, J. Sugiyama, J.H. Brewer, E.J. Ansaldo, S.L. Stubbs, K.H. Chow, R. Jin, H. Sha, and Jiandi Zhang. "Muon Spin Rotation/relaxation Study of Ba2CoO4" Phys. Rev. B 80, 104421 (2009).

  • Latha Kumari, Wenzhi Li, Jianmin Xu, Roger Leblanc, Dezhi Wang, Yi Li, Haizhong Guo, and Jiandi Zhang. "Controlled Hydrothermal Synthesis of Zirconium Oxide Nanostructures and Their Optical Properties." Crystal Growth & Design 9, 3874 (2009).

  • V. B. Nascimento, A. Li, D. R. Jayasundara, Y. Xuan, J. O'Neal, S. Pan, T. Y. Chien, B. Hu, X. B. He, G. Li, A. S. Sefat, M. A. McGuire, B. C. Sales, D. Mandrus, M. H. Pan, R. Jin, and E. W. Plummer. "Surface Geometric and Electronic Structures of BaFe2As2(001)" Phys. Rev. Lett. 103, 076104 (2009).

  • Haizhong Guo, Arunava Gupta,2 Maria Varela, Stephen Pennycook, and Jiandi Zhang. "Local valence and magnetic characteristics of La2NiMnO6". Phys. Rev. B 79, 172402 (2009).

    • Rob. G. Moore, M.D. Lumsden, M.B. Stone, Jiandi Zhang, Y. Chen, J.W. Lynn, R. Jin, D. Mandrus, and E.W. Plummer. "Phonon softening and Anomalous Mode near the xc = 0.5 Quantum Critical Point in Ca1.4Sr0.6RuO4" Phys. Rev. B 79, 172301 (2009).

    K. Zhao, K.-J. Jin, H.-B Lu, M. He, Y. –H Huang, G.-Z. Yang, and Jiandi Zhang, Electrical- Modulated Magnetoresistance in Multi-p-n Heterojunctions of La0.9Sr0.1MnO3 and Oxygen-Vacant SrTiO3-δ on Si Substrates, Appl. Phys. Lett. 93, 252110(2008).

    Hao Sha, F. Ye, P. Dai, J. A. Fernandez-Baca, Dalgis Mesa, J. Lynn, Y. Tomioka, Y. Tokura, and Jiandi Zhang, Signature of Magnetic Phase Separation in Pr1-xCaxMnO3, Phys. Rev. B 78, 052410 (2008).

    Ning Wu, R.F. Sabirianov, C.-G. Duan, W. N. Mei, David Wisbey, Ya. B. Losovyj, M. Manno, L. Wang, C. Leighton, En Cai, and Jiandi Zhang and P. A. Dowben, Surface Stability of CoS2(100), J. Phys.: Conden. Matter 20, 215231 (2008)

    Ya. B. Losovyi, Melanie Klinke, En Cai, Idaykis Rodriguez, Jiandi Zhang, L. Makinistian, A. G. Petukhov, E. A. Albanesi, P. Galiy and Ya. Fiyala Lviv, Jing Liu and P.A. Dowben, The Electronic Structure of Surface Chains in the Layered Semoconductor In4Se3(100), Appl. Phys. Lett., 92, 122107 (2008).

    R. G. Moore, Jiandi Zhang, V.B. Nascimento, J. Rundgren, R. Jin, D. Mandrus, and E. W. Plummer, Manifestations of Broken Symmetry: The Surface Phases of Ca2-xSrxRuO4,<Phys. Rev. Lett. 100, 066102 (2008)

    H. Z. Guo, A. Gupta, Jiandi Zhang, M. Varela, and S. J. Pennycook, Effect of Oxygen Concentration on the Magnetic Properties of La2CoMnO6 Thin Films, Appl. Phys. Lett. 91, 202509 (2007)

    R. G. Moore, Jiandi Zhang, V. B. Nascimento, R. Jin, Jiandong Guo, G.T. Wang, Z. Fang, D. Mandrus, and E. W. Plummer, A Surface Tailored Purely Electronic Mott Insulator-to-Metal Transition, Science 318, 615 (2007).

  • Jiandi Zhang, F. Ye, Hao Sha, Pengcheng Dai, J.A. Fernandez-Beca, and E.W. Plummer,Magnons in Ferromagnetic Metallic Manganites, J. Phys. Condens. Matter 19, 315204 (2007).

  • Lei Cai, Xuewen Wang, Y. Darici, Jiandi Zhang, and P.A. Dowben, Energetics of the Dipole Flip-Flop Motion in a Ferroelectric Polymer Chain, J. Chem. Phys. 126, 124908 (2007).

  • V.B. Nascimento, R.G. Moore, J. Rundgren, Jiandi Zhang, Lei Cai, R. Jin,D. Mandrus, and E.W. Plummer, LEED on Metal Oxides: Ca1.5Sr0.5RuO4 (001) Surface, Phys. Rev. B 75, 035408 (2007).

  • . Jin, Hao Sha, P. Khalifah, R.E. Sykora, B.C. Sale, D. Mandrus, and Jiandi Zhang,Ba2CoO4: Crystal growth, Structure Refinement, and Physical Properties, Phys. Rev. B 73, 174404 (2006).

  • J. Xiao, L.G. Rosa, M. Poulsen, D-Q Feng, S.D. Reddy, J.M. Takacs, Lei Cai, Jiandi Zhang, S. Ducharme, and P.A. Dowben, Comparison of the Electronic Structure of Two Polymers with Strong Dipole Ordering, J. Phys.: Condens. Matt. 18, L155 (2006).

  • Jiandi Zhang, Ismail, R.G. Moore, S.-C. Wang, H. Ding, R. Jin, D. G. Mandrus, and E. W. Plummer, Dopant-Induced Nanoscale Electronic Inhomogeneity in Ca2-xSrxRuO4, Phys. Rev. Lett. 96, 066401 (2006).

  • F. Ye, Pengcheng Dai, J.A. Fernandez-Baca, Hao Sha, J.W. Lynn, H. Kawano-Furukawa, Y. Tomioka, Y. Tukura, and Jiandi Zhang, Evolution of Spin-Wave Excitations in Ferromagnetic Metallic Manganites, Phys. Rev. Lett. 96, 047204 (2006).

  • C.C. Ilie, S. Balaz, L.G. Rosa, Jiandi Zhang, P. Lunca-Popa, C. Bianchetti, R.Tittsworth, J.I. Brand, R. Doudin, P.A. Dowben, The coadsorption and Interaction of Molecular Icosahedra with Mercury, Appl. Phys. A 81, 1613 (2005).

  • C.C. Ilie, P. Lunca-Popa, Jiandi Zhang, B. Doudin, Peter A. Dowben, Mater. Res. Soc. Symp Proc. 848, FF6.5.1-FF6.5.6 (2005).

  • S.-C. Wang, H. –B. Yang, A. Sekharan, H. Ding, C.X. Lu, Jiandi Zhang, Rongying Jin, D.G. Mandrus, and E.W. Plummer, ARPES study of the Electronic Structure Evolution in Ca2-xSrxRuO4, Phys. Rev. Lett. 93, 177007 (2004).

  • Lei Cai, Hongwei Qu, Chenxi Lu, S. Ducharme, P.A. Dowben and Jiandi Zhang, Surface Structure of Ultrathin Copolymer Films of Ferroelectric Vinylidene Fluoride (70%) with Trifluoroethylene (30%) on Graphite, Phys. Rev. B 70, 155411 (2004).

  • Chenxi Lu, Jiandi Zhang, R. Jin, Hongwei Qu, J. He, D. Mandrus, Ku-Ding Tsuei, Chuan-Tze Tzeng, Li-Cheng Lin, and E. W. Plummer, An Imperfection-Driven Phase Transition at 120 K in Cd2Re2O7, Phys. Rev. B 70, 092506 (2004).

    • Rob G. Moore, Jiandi Zhang, S.V. Kalinin, Ismail, A.P. Baddorf, R. Jin, D.G. Mandrus, and E.W. Plummer, Surface Dynamics of Layered Ruthenates Ca1.9Sr0.1RuO4, Phys. Stat. Sol. 241, 2363 (2004).

  • Hongwei Qu, W. Yao, T. Garcia, Jiandi Zhang, S. Ducharme, P. A. Dowben, A. V. Sorokin, and V. M. Fridkin, Nanoscale Polarization Manipulation and Conductance Switching in Ultrathin Films of a Ferroelectric Copolymer, Appl. Phys. Lett. 82, 4322 (2003).

  • Ismail, L. Petersen, Jiandi Zhang, R. Jin, D. G. Mandrus, and E. W. Plummer, The surface of Mo-doped Sr2RuO4: a LEED and STM Study, Surf. Sci. 529, 151 (2003).

  • Ismail, Jiandi Zhang, R. Matzdorf, E. W. Plummer, T. Kimura, and Y. Tokura, Surface Lattice Dynamics of layered Transition-Metal Oxides: Sr2RuO4 and La0.5Sr1.5MnO4, Phys. Rev. B 67, 035407 (2003).

  • E. W. Plummer, R. Matzdorf, A. V. Melechko, J. Pierce, and Jiandi Zhang, Surfaces: A Playground for Physics with Broken Symmetry in Reduced Dimensionality, Surf. Sci. 500, 1(2002).

  • Kui-juan Jin, Jiandi Zhang, Zhen-hao Chen, and Guo-zhen Yang, Fano Resonance in Photoconductive Response in Semiconductor Layer with Shallow Donor, Phys. Rev. B 64, 205203 (2001).

  • Jiandi Zhang, P. Dai, J. A. Fernandez-Baca, E. W. Plummer, Y. Tomioka, and Y. Tokura, John-Teller Phonon Anomaly and Dynamic Phase Fluctuations in La0.7Ca0.3MnO3, Phys. Rev. Lett. 86, 3823 (2001).

  • I. N. Yakovkin, Jiandi Zhang, and P. A. Dowben, Interplay Between Plasmons and the Band Structure for the Mo(112) Surface, Phys. Rev. B 63, 115408 (2001).

  • E. W. Plummer, Ismail, R. Matzdorf, A. V. Melechko, and Jiandi Zhang, The Next Twenty Five Years of Surface Physics, Prog. Surf. Sci. 67, 17 (2001).

  • R. Matzdorf, Z. Fang, Ismail, Jiandi Zhang, T. Kimura, Y. Tokura, K. Terakura, and E. W. Plummer, Ferromagnetism Stabilized by Lattice Distortion at the Surface of p-Wave Superconductor: Sr2RuO4, Science 289, 746 (2000).

  • P. Dai, Jiandi Zhang, J. A. Fernandez-Baca, H. Y. Hwang, Y. Tomioka, and Y. Tokura, Magnon Damping by Magnon-Phonon Coupling in Manganese Perovskites, Phys. Rev. B 61, 9553 (2000).

  • T. McAvoy, Jiandi Zhang, C. Waldfried, D. N. McIlroy, and P. A. Dowben, The Interplay between the Surface Band Structure and Possible Surface Resconstructions of Mo(112), Euro. Phys. J. B 14, 747 (2000).

  • Jiandi Zhang, Ismail, P. J. Rous, A. P. Baddorf, and E. W. Plummer, The Periodic Lattice Distortion Accompanying the Charge Density Wave Transition for Sn/Ge(111), Phys. Rev. B 60, 2860 (1999).

  • H. H. Weitering, J. M. Carpinelli, A. V. Melechko, Jiandi Zhang, M. Bartkowiak, and E. W. Plummer, Defect-Mediated Condensation of a Charge Density Wave, Science 285, 2107 (1999).

  • J. Choi, Jiandi Zhang, S -H Liou, P. A. Dowben, and E. W. Plummer, The Surfaces of the Perovskite manganites La1-xCaxMnO3, Phys. Rev. B 59, 13453 (1999).

  • A.P. Baddorf, V. Jahns, Jiandi Zhang, J. Carpinelli, and E. W. Plummer, An x-Ray Structural Study of Charge Density Wave Transition in the Alpha Phase of Sn on Ge(111), Phys. Rev. B 57, 4579 (1998).

  • W. W. Pai, Z. Zhang, Jiandi Zhang, and J. F. Wendelken, ‘Molecular Broom’: Direct Visualization in Manipulation of Ultrasmall Molecular Objects at Room Temperature, Surf. Sci. Lett. 393, 106 (1997).

  • D. Welipitiya, C. N. Borca, P. A. Dowben, I. Gobulukoglu, Hong Jiang, B. W. Robertson, Jiandi Zhang, Febrication of Micron Scale Magnetic Nickel Features by Selective Area Organimetallic Chemical Vapor Deposition, Mat. Res. Soc. Symp. 475, 257 (1997).

  • C. W. Hutchings, D. Welipitiya, C. Waldfried, H. S. V. de Silva, G. Gallup, P. A. Dowben, W. W. Pai, Jiandi Zhang, and J. F. Wendelken, Preferential Bonding Orientations of Ferrocene on Surfaces, J. Phys. Chem. B 101, 9782 (1997).

  • Jiandi Zhang and E. W. Plummer, The Surface Phonons of La1-xCaxMnO3, Surf. Sci. 393, 64(1997).

  • W. W. Pai, Jiandi Zhang, J. F. Wendelken, R.J. Warmack, Magnetic nanostructures fabricated by STM-assisted Chemical Vapor Deposition, J. Vac. Sci. Techno. B 15, 785 (1997).

  • P. A. Dowben, D. N. McIlroy, Jiandi Zhang, and E. Rühl, When Are Thin Films of Metals Metallic? Part III, Mat. Sci. Eng. A 217/218, 258 (1996).

  • D. N. McIlroy, C. Waldfried, Jiandi Zhang, J. -W. Choi, F. Foong, S. H. Liou, and P. A. Dowben, A Comparison of the Temperature Dependent Electronic Structure of the Perovskites La0.65A0.35MnO3 (A = Ca, Ba), Phys. Rev. B 54, 17438 (1996).

  • D. N. McIlroy, Jiandi Zhang, P. A. Dowben, and D. Heskett, Band Gaps of Doped and Undoped Films of Molecular Icosahedra, Mat. Sci. Eng. A 217/218, 64 (1996).

  • P. Dai, Jiandi Zhang, H. A. Mook, S. -H. Liou, P. A. Dowben, and E. W. Plummer, Lattice and Static/Dynamic Jahn-Teller Effects in La1-xCaxMnO3, Solid State Commun. 100, 865 (1996).

  • P. Dai, Jiandi Zhang, H. A. Mook, S. -H. Liou, P. A. Dowben, and E. W. Plummer, Experimental Evidence for the Dynamic Jahn-Teller Effect in La0.65Ca0.35MnO3, Phys. Rev. B54, R3694 (1996).

  • D. Welipitiya, Y. L. He, Jiandi Zhang, P. I. Oden, T. Thundat, R. J. Warmack, I. Gobulukoglu, Z. S. Shan, D. J. Sellmyer, and P. A. Dowben, Fabrication of Large Arrays of Micro-Scale Magnetic Features by Selective Area OMCVD, J. Appl. Phys. 80, 1867 (1996).

  • D. Welipitiya, P. A. Dowben, Jiandi Zhang, W. W. Pai, and J. F. Wendelken, The Adsorption and Desorption of Ferrocene on Ag(100), Surf. Sci. 367, 20 (1996).

  • D. Welipitiya, A. Green, J. P. Woods, P. A. Dowben, B. W. Robertson, D. Byun, Jiandi Zhang, Ultraviolet and Electron Radiation Induced Fragmentation of Adsorbed Ferrocene, J. Appl. Phys. 79, 8730 (1996).

  • Jiandi Zhang, D. N. McIlroy, P. A. Dowben, S. H. Liou, R. F. Sabirianov, and S. S. Jaswal, The Valence-Band Structure of La1-xCaxMnO3, Solid. State Commun. 97, 39 (1996).

  • C. Waldfried, D. N. McIlroy, Jiandi Zhang, and P. A. Dowben, G. A. Katrich, and E. W. Plummer, The Debye Temperature of the Mo(112) Determined by Valence Band Photoemission, Surf. Sci. 363, 296 (1996).

  • D. N. McIlroy, Jiandi Zhang, S. H. Liou, and P. A. Dowben, Changes in Screening and Electron Density Across the Coupled Metallic-Magnetic Phase Transition of La1-xCaxMnO3, Phys. Lett. A 207, 367 (1995).

  • Jiandi Zhang, D. N. McIlroy, and P. A. Dowben, The Correlation between Screening and Effective Mass across the Metal-Nonmetal Transition in Utralthin Films, Phys. Rev. B 52, 11380 (1995).

  • D. N. McIlroy, Jiandi Zhang, P. A. Dowben, P. Xu, and D. Heskett, The Coadsorption of Metals and Molecular Icosahedra on Cu(100), Surf. Sci. 328, 47 (1995).

  • Jiandi Zhang, D. Li, P. A. Dowben, and M. Onellion, Angle-resolved Photoemission Study of Oxygen Chemisorption on Gd(0001), Surf. Sci. 329, 177 (1995).

  • P. A. Dowben, D. Li, Jiandi Zhang, and M. Onellion, Resonant Photoemission Studies of Thickness Dependence of the Unoccupied Gd 5d Bands, J. Vac. Sci. Technol. A 13, 1549 (1995).

  • Jiandi Zhang, D. N. McIlroy, P. A. Dowben, H. Zeng, G. Vidali, D. Heskett, and M.Onellion, Electronic Structure of Molecular Icosahedra, J. Phys.: Condensed Matter 7, 7185 (1995).

  • Jiandi Zhang, D. N. McIlroy, and P. A. Dowben, Changes in Electron Effective Mass Across the Nonmetal-Metal Transition in Magnesium Overlayers, Europhys. Lett. 29, 469 (1995).

  • D. Byun, S. Hwang, Jiandi Zhang, H. Zeng, F. K. Perkins, G. Vidali, and P. A. Dowben, Synchrotron Radiation Induced Decomposition of Closo-1, 2- dicabadodecaborane, Jpn. J. Appl. Phys. 34, L941 (1995).

  • Jiandi Zhang, D. N. McIlroy, and P. A. Dowben, Change in the Density of States near EF and Nonmetal-Metal Transition in Mg Overlayers on Mo(112), Phys. Rev. B 49, 13780 (1994).

  • D. Byun, S. Lee, Y. -F. Hu, G. M. Bancroft, S.-D. Hwang, J. A. Glass Jr., Jiandi Zhang, J.T.Spencer, Jian Ma, and P.A.Dowben, Photoemission from Gaseous and Condensed Molecular Carborane Cluster Molecules, J. Electrosc. Relat. Phenom. 69, 111 (1994).

  • H. Zeng, D. Byun, Jiandi Zhang, G. Vidali, M. Onellion, and P. A. Dowben, Adsorption and Bonding of Molecular Icosahedra on Cu(100), Surf. Sci. 313, 239 (1994).

  • Jiandi Zhang, D. Li, and P. A. Dowben, Layer by Layer Growth of Hg on W(110), J. Vac. Sci. Technol. A 12, 2190 (1994).

  • Jiandi Zhang, D. Li, and P. A. Dowben, The Electronic Properties of Metallic Mercury Monolayers on W(110) Surface, J. Phys.: Condens. Matter 6, 33 (1993).

  • Jiandi Zhang, D. Li, and P. A. Dowben, The Metal-Nonmetal Transition in Surface Islands on Metal Surface, Phys. Lett. A 173, 183 (1993).

  • D. Li, Jiandi Zhang, and P.A. Dowben, Altering the Gd(0001) Surface Electronic Structure with Hydrogen Adsorption, Phys. Rev. B 48, 5612 (1993).

  • D. Li, Jiandi Zhang, P. A. Dowben, M. Onellion, K. Garrison, P. D. Johnson, H. Tang, T. G. Walker, H. Hopster, J. C. Scott, D. Weller, and D. P. Pappas, Canted Magnetic Moments at the Gd(0001) Surface, Mat. Res. Soc. Symp. 313, 451 (1993).

  • D. Li, Jiandi Zhang, K. Garrison and P. A. Dowben, Evidence for Imperfect Ferromagnetic Coupling between the Gd(0001) Surface and Bulk, J. Phys.: Condens. Matter 5, L73 (1993).

  • D. Li, Jiandi Zhang, P. A. Dowben, and M. Onellion, Temperature-Dependent Electronic Structure in a Localized-Magnetic-Moment System: Gadolinium, Phys. Rev. B 45, 7272 (1992).

  • D. Li, Jiandi Zhang, P. A. Dowben, Rong-Tzong Wu and M. Onellion, The Effect of Magnetic Ordering on the Temperature Dependence of the Gadolinium Bulk Band Structure, J. Phys.: Condens. Matter 4, 3929 (1992).

  • D. Li, Jiandi Zhang, S. Lee, G. Vidali, and P. A. Dowben, Evidence for the Formation of Metallic Mercury Overlayers on Si(111), Phys. Rev. B 45, 11876 (1992).

  • Y. J. Kime, Jiandi Zhang, and P. A. Dowben, Lateral Interactions and Structural Phase Transitions in Ultrathin Hg Films, Surf. Sci. 268, 92 (1992).

  • Y. J. Kime, Jiandi Zhang, and P. A. Dowben, Thermal Desorption of Hg Monolayers from Cu(100), Mat. Res. Soc. Symp. 229, 221 (1991).

  • C. Schwartz, M. Karimi, Jiandi Zhang, and G. Vidali, The Interaction Potential and Derived Scattering and Thermodynamic Quantities of H2 with the MgO(001) Surface, Surf. Sci. 247, 51 (1991).