Deniz Uner
Middle East Technical University
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Publication
Featured researches published by Deniz Uner.
Physical Review B | 2009
Ersen Mete; Deniz Uner; Oguz Gulseren; Şinasi Ellialtıoğlu
First-principles density functional theory calculations were carried out to determine the low energy geometries of anatase
International Journal of Global Warming | 2011
Deniz Uner; M. Mert Oymak; Bahar İpek
{\text{TiO}}_{2}(001)
Journal of Applied Polymer Science | 2001
B. O. Gercel; Deniz Uner; F. Pekel; Saim Özkar
with Pt implants in the sublayers as substitutional and interstitial impurities as well as on the surface in the form of adsorbates. We investigated the effect of such a systematic Pt incorporation in the electronic structure of this surface for isolated and interacting impurities with an emphasis on the reduction in the band gap to visible region. Comprehensive calculations, for
Studies in Surface Science and Catalysis | 1997
Deniz Uner; N. Savargoankar; Marek Pruski; T.S. King
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Topics in Catalysis | 1995
Deniz Uner; Marek Pruski; T.S. King
surface, showed that Pt ions at interstitial cavities result in local segregation, forming metallic wires inside, while substitution for bulk Ti and adsorption drives four strongly dispersed impurity states from valence bands up in the gap with a narrowing of
Studies in Surface Science and Catalysis | 2001
I. Ozen; Deniz Uner
\ensuremath{\sim}1.5\text{ }\text{eV}
Studies in Surface Science and Catalysis | 1999
Deniz Uner; S. Ozbek
. Hence, such a contiguous Pt incorporation drives anatase into infrared regime. Pt substitution for the surface Ti, on the other hand, metallizes the surface. Systematic trends for
Journal of Molecular Structure | 1997
Ş. Sayan; Şefik Süzer; Deniz Uner
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International Journal of Chemical Reactor Engineering | 2011
Hilal Kivrak; Sadig Kuliyev; Hermann Tempel; Joerg Schneider; Deniz Uner
surface revealed that Pt can be encapsulated inside to form stable structures as a result of strong Pt-O interactions as well as the adsorptional and substitutional cases. Dilute impurities considered for
Archive | 2010
Deniz Uner
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