Synergestic effect of chlorophyll and anthocyanin Co-sensitizers in TiO2-based dye-sensitized solar cells

SC Ezike, CN Hyelnasinyi, MA Salawu, JF Wansah… - Surfaces and …, 2021 - Elsevier
We adopted co-sensitization technique for improvement of photovoltaic performance of dye-
sensitized solar cells (DSSC). Three natural dyes were used in the fabrication of DSSCs …

[HTML][HTML] Comparative performances of nature-based dyes extracted from Baobab and Shea leaves photo-sensitizers for dye-sensitized solar cells (DSSCs)

UI Ndeze, J Aidan, SC Ezike, JF Wansah - Current Research in Green and …, 2021 - Elsevier
Dye-sensitized solar cells (DSSCs) were fabricated using dye extracts from Baobab and
Shea leaves as photo-sensitizers. The photoanode was made from spin-coating of titanium …

[HTML][HTML] Zinc oxide-based dye-sensitized solar cells using natural and synthetic sensitizers

AN Ossai, AB Alabi, SC Ezike, AO Aina - Current Research in Green and …, 2020 - Elsevier
Dye-sensitized solar cell is one of the generations of solar cells that generate clean energy
and needs inexpensive equipment for fabrication. We report the performances of the natural …

[HTML][HTML] Perovskite precursor concentration for enhanced recombination suppression in perovskite solar cells

SC Ezike, AD Ahmed, RM Obodo, MA Salawu - Hybrid Advances, 2022 - Elsevier
Perovskite is a light harvesting material with general structure of ABX 3, where A is a
monovalent cation (methylammonium (MA+), formamidinium (FA+), caesium (Cs+)), B is a …

Stability-improved perovskite solar cells through 4-tertbutylpyridine surface-passivated perovskite layer fabricated in ambient air

SC Ezike, AB Alabi, AN Ossai, AO Aina - Optical Materials, 2021 - Elsevier
Methylammonium lead iodide (CH 3 NH 3 PbI 3) perovskite solar cell (PSC) is one of the
third generations of photovoltaic (PV) research interest in recent years. The solar cell …

Spray pyrolyzed surface-modified ZnO thin films via cobalt doping: Optical, structural and morphological properties

AD Ahmed, SC Ezike, E Ike, KH Idu, RM Obodo… - Optical Materials, 2024 - Elsevier
ZnO thin film was doped with cobalt (Co) at concentration of 0.02 M, 0.08 M and 0.14 M. The
deposition temperature of 400° C with precursor flow rate of 3 ml/min at the substrate to …

[HTML][HTML] Efficient dye-sensitized solar cells (DSSCs) through atmospheric pressure plasma treatment of photoanode surface

HP Wante, J Aidan, SC Ezike - Current Research in Green and Sustainable …, 2021 - Elsevier
Atmospheric pressure plasma (APP) source was used for surface activation of
polyetherimide (PEI) polymer substrate for dye-sensitized solar cells (DSSCs) fabrication …

[HTML][HTML] Comparative performances of natural dyes extracted from mentha leaves, Helianthus annuus leaves, and fragaria fruit for dye-sensitized solar cells

ZH Abdulrahman, DM Hachim, ASN Al-murshedi… - Designs, 2022 - mdpi.com
During the last four centuries, there have been extensive research activities looking for
green and clean sources of energy instead of traditional (fossil) energy in order to reduce …

Nanostructured TiO2 thin films sputtered at room temperature as electron transport layer for flexible perovskite solar cell applications: Impact of varying RF power

H Baqandwan, SAM Samsuri, MM Halim… - Physica B: Condensed …, 2024 - Elsevier
This work examines the adoption of radio frequency (RF) sputtering at power ranging from
100 to 300 W to deposit nanostructured titanium dioxide (TiO 2) thin films on indium tin oxide …

Synthesis and characterization of anatase phase TiO2 thin films for formaldehyde detection

D Rajkumar, H Umamahesvari, P Nagaraju - Journal of Materials Science …, 2024 - Springer
Volatile organic compounds (VOCs) impact economics, environment, and climate. Room
temperature sensors excel with low power consumption, durability, and integration …