Zhang, Y., Wei, J., Ou, H. W., Zhao, J. F., Zhou, B., Chen, F., ...
The nature of spin-density wave and its relation with superconductivity are crucial issues in the newly discovered Fe-based high temperature superconductors. Particularly it is unclear whether the...
Yang, L. X., Zhang, Y., Ou, H. W., Zhao, J. F., Shen, D. W., Zhou, B., ...
The magnetic properties in the parent compounds are often intimately related to the microscopic mechanism of superconductivity. Here we report the first direct measurements on the electronic...
Ou, H. W., Zhao, J. F., Zhang, Y., Xie, B. P., Shen, D. W., Zhu, Y., ...
The misfit oxide, Bi$_{2}$Ba$_{1.3}$K$_{0.6}$Co$_{2.1}$O$_{y}$, made of alternating rocksalt-structured [BiO/BaO] layers and hexagonal CoO$_{2}$ layers, was studied by angle-resolved photoemission...
Primary role of the barely occupied states in the charge density wave formation of NbSe2 (2008)
Shen, D. W., Zhang, Y., Yang, L. X., Wei, J., Ou, H. W., Dong, J. K., ...
NbSe2 is a prototypical charge-density-wave (CDW) material, whose mechanism remains mysterious so far. With angle resolved photoemission spectroscopy, we mapped out the CDW gap and recovered the...
Ou, H. W., Zhang, Y., Zhao, J. F., Wei, J., Shen, D. W., Zhou, B., ...
We investigated the temperature dependence of the density-of-states in the iron-based superconductor SmO_1-xF_xFeAs (x=0, 0.12, 0.15, 0.2) with high resolution angle-integrated photoemission...
Angle integrated photoemission study of SmO$_{0.85}$F$_{0.15}$FeAs (2008)
Ou, H. W., Zhao, J. F., Zhang, Y., Shen, D. W., Zhou, B., Yang, L. X., ...
The electronic structure of the new superconductor, SmO$_{1-x}$F$_x$FeAs ($x=0.15$), has been studied by angle-integrated photoemission spectroscopy. Our data show a sharp feature very close to the...
Wei, J., Zhang, Y., Ou, H. W., Xie, B. P., Shen, D. W., Zhao, J. F., ...
Angle resolved photoemission spectroscopy study is reported on a high quality optimally doped Bi2Sr1.6La0.4CuO6+delta high Tc superconductor. In the antinodal region with maximal d-wave gap, the...
Kinetics of current-enhanced dissolution of nickel in liquid aluminum (2007)
Zhao, J. F., Unuvar, C., Anselmi-Tamburini, U., Munir, Z. A.
The dissolution kinetics of nickel in liquid aluminum at temperatures in the range 767-867 degrees C were investigated under the influence of a DC current. The current had a marked effect on the...
Evolution of the Electronic Structure of 1T-CuxTiSe2 (2006)
Zhao, J. F., Ou, H. W., Wu, G., Xie, B. P., Zhang, Y., Shen, D. W., ...
The electronic structure of a new charge-density-wave/ superconductor system, 1T-CuxTiSe2, has been studied by photoemission spectroscopy. A correlated semiconductor band structure is revealed for...
A novel mechanism of charge density wave in a transition metal dichalcogenide (2006)
Shen, D. W., Xie, B. P., Zhao, J. F., Yang, L. X., Fang, L., Shi, J., ...
Charge density wave, or CDW, is usually associated with Fermi surfaces nesting. We here report a new CDW mechanism discovered in a 2H-structured transition metal dichalcogenide, where the two...
Inelastic X-Ray Scattering Study of Exciton Properties in an Organic Molecular crystal (2006)
Yang, K., Chen, L. P., Cai, Y. Q., Hiraoka, N., Li, S., Zhao, J. F., ...
Excitons in a complex organic molecular crystal were studied by inelastic x-ray scattering (IXS) for the first time. The dynamic dielectric response function is measured over a large momentum...
High-energy scale revival and giant kink in the dispersion of a cuprate superconductor (2006)
Xie, B. P., Yang, K., Shen, D. W., Zhao, J. F., Ou, H. W., Wei, J., ...
In the present photoemission study of a cuprate superconductor Bi1.74Pb0.38Sr1.88CuO6+delta, we discovered a large scale dispersion of the lowest band, which unexpectedly follows the band structure...
Yang, K., Xie, B. P., Shen, D. W., Zhao, J. F., Ou, H. W., Wei, J., ...
We explore the electronic structure in the heavily overdoped regime of the single layer cuprate superconductor Bi1.74Pb0.38Sr1.88CuO6+delta. We found that the nodal quasiparticle behavior is...