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Nikolai Tsvetkov
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Improved chemical and electrochemical stability of perovskite oxides with less reducible cations at the surface
N Tsvetkov, Q Lu,, L Sun, EJ Crumlin, B Yildiz
Nature Materials, 2016
3672016
Electronic structure study of lightly Nb-doped TiO 2 electrode for dye-sensitized solar cells
T Nikolay, L Larina, O Shevaleevskiy, BT Ahn
Energy & Environmental Science 4 (4), 1480-1486, 2011
1812011
Segregated chemistry and structure on (001) and (100) surfaces of (La1-xSrx)2CoO4 override the crystal anisotropy in oxygen exchange kinetics
BY Yan Chen , Helena TÚllez , Monica Burriel , Fan Yang , Nikolai Tsvetkov ...
Chemistry of Materials, 2015
1432015
Vertically aligned nanocomposite La 0.8 Sr 0.2 CoO 3/(La 0.5 Sr 0.5) 2 CoO 4 cathodes–electronic structure, surface chemistry and oxygen reduction kinetics
W Ma, JJ Kim, N Tsvetkov, T Daio, Y Kuru, Z Cai, Y Chen, K Sasaki, ...
Journal of Materials Chemistry A 3 (1), 207-219, 2015
992015
Redox Kinetics Study of Fuel Reduced Ceria for Chemical-Looping Water Splitting
Z Zhao, M Uddi, N Tsvetkov, B Yildiz, AF Ghoniem
The Journal of Physical Chemistry C, 2016
982016
In situ study of strontium segregation in La0.6Sr0.4Co0.2Fe0.8O3−δ in ambient atmospheres using high-temperature environmental scanning electron microscopy
M Niania, R Podor, TB Britton, C Li, SJ Cooper, N Svetkov, S Skinner, ...
Journal of Materials Chemistry A, 2018
912018
One-dimensional WO3 nanorods as photoelectrodes for dye-sensitized solar cells
SM Yong, T Nikolay, BT Ahn, DK Kim
Journal of Alloys and Compounds 547, 113-117, 2013
822013
Ultrafast green microwave-assisted synthesis of high-entropy oxide nanoparticles for Li-ion battery applications
M Kheradmandfard, H Minouei, N Tsvetkov, AK Vayghan, ...
Materials Chemistry and Physics 262, 124265, 2021
762021
Accelerated Oxygen Exchange Kinetics on Nd2NiO4+δ Thin Films with Tensile Strain along c-Axis
N Tsvetkov, Q Lu, Y Chen, B Yildiz
ACS nano 9 (2), 1613-1621, 2015
692015
Modified Oxygen Defect Chemistry at Transition Metal Oxide Hetero-structures Probed by Hard X-Ray Photoelectron Spectroscopy and X-ray Diffraction
BY Yan Chen, Dillon D. Fong, F. William Herbert, Julien Rault, Jean-Pascal ...
Chemistry of Materials, 2018
582018
Improved electrochemical stability at the surface of La0.8Sr0.2CoO3 achieved by surface chemical modification
N Tsvetkov, Q Lu, B Yildiz
Faraday Discuss, 2015
462015
Enhanced intermediate-temperature CO 2 splitting using nonstoichiometric ceria and ceria–zirconia
Z Zhao, M Uddi, N Tsvetkov, B Yildiz, AF Ghoniem
Physical Chemistry Chemical Physics 19 (37), 25774-25785, 2017
412017
Reducibility of Co at the La 0.8 Sr 0.2 CoO 3/(La 0.5 Sr 0.5) 2 CoO 4 hetero-interface at elevated temperatures
N Tsvetkov, Y Chen, B Yildiz
Journal of Materials Chemistry A 2 (35), 14690-14695, 2014
382014
Sol-gel Processed TiO2 Nanotube Photoelectrodes for Dye-Sensitized Solar Cells with Enhanced Photovoltaic Performance
LL N Tsvetkov, O Shevaleevskiy, J K Kang
Nanomaterials 10 (2), 296, 2020
372020
Redox Kinetics and Nonstoichiometry of Ce0.5Zr0.5O2−δ for Water Splitting and Hydrogen Production
Z Zhao, M Uddi, N Tsvetkov, B Yildiz, AF Ghoniem
The Journal of Physical Chemistry C 121 (21), 11055-11068, 2017
372017
Ultrathin SnO2 layer for efficient carrier collection in dye-sensitized solar cells
SM Yong, SM Tsvetkov, L Larina, BT Ahn, DK Kim
Thin solid films 556, 503-508, 2014
322014
Controlled Synthesis of Nanocrystalline Nb:SrTiO3 Electron Transport Layers for Robust Interfaces and Stable High Photovoltaic Energy Conversion Efficiency iná…
N Tsvetkov, BC Moon, J Lee, JK Kang
ACS Applied Energy Materials 3 (1), 344-351, 2019
282019
Threshold catalytic onset of carbon formation on CeO 2 during CO 2 electrolysis: mechanism and inhibition
J Wang, SR Bishop, L Sun, Q Lu, G Vardar, R Bliem, N Tsvetkov, ...
Journal of materials chemistry A 7 (25), 15233-15243, 2019
272019
Size-controlled CdSe quantum dots to boost light harvesting capability and stability of perovskite photovoltaic cells
MN Lintangpradipto, N Tsevtkov, BC Moon, JK Kang
Nanoscale 9 (28), 10075-10083, 2017
272017
Design of conduction band structure of TiO2 electrode using Nb doping for highly efficient dye‐sensitized solar cells
NA Tsvetkov, LL Larina, O Shevaleevskiy, EA Al‐Ammar, BT Ahn
Progress in Photovoltaics: Research and Applications 20 (7), 904-911, 2012
272012
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