Origin of efficiency enhancement in Nb2O5 coated titanium …
Here we show that coating TiO 2 nanorods with Nb 2 O 5 increases the photocurrent and conversion efficiency of the DSC. However, impedance spectroscopy results indicate that …
Nanoforest Nb2O5 Photoanodes for Dye-Sensitized Solar Cells by …
2011年9月15日 · Vertically aligned bundles of Nb2O5 nanocrystals were fabricated by pulsed laser deposition (PLD) and tested as a photoanode material in dye-sensitized solar cells …
Thermal, chemical, and mechanical properties of niobium …
2024年6月1日 · Thermal properties investigated by DSC together with structural investigations by Raman spectroscopy allowed to understand the structural effect of Nb 2 O 5 incorporation in …
Elevated Temperature Anodized Nb2O5: A Photoanode Material …
2012年4月18日 · Here, we demonstrate that niobium pentoxide (Nb 2 O 5) is an ideal candidate for increasing the efficiencies of dye-sensitized solar cells (DSSCs). The key lies in developing …
The temperature effect on the phase structures of Nb2O5. (a ...
Differential scanning calorimetry (DSC) shows an endothermic peak ends at this point corresponding to the end of loss of crystal water. The first obvious exothermic peak at ~570 o C...
Novel counter electrode catalysts of niobium oxides supersede …
2011年9月26日 · Synthesized niobium oxides (Nb2O5 and NbO2) were applied for the first time as counter electrodes (CEs) in dye-sensitized solar cells (DSCs). The DSC using NbO2 CE …
Effect of crystallization degree on optical characteristics of NB2O5 …
TG–DSC results indicated that amorphous Nb 2 O 5 appeared at 460 ∘ C. XRD results indicated that amorphous Nb 2 O 5 transformed into pseudo-hexagonal phase and crystallization degree …
Nb2O5 dye-sensitized solar cells - ScienceDirect
2019年1月1日 · In this chapter, attention is given to the application of Nb 2 O 5 thin films in DSSCs. Their preparation methods, morphologic, optical, and electronic properties are …
溶胶-凝胶法结晶度对NB2O5光学特性的影响,Modern Physics …
在本研究中，Nb 2 O 5 是通过溶胶-凝胶法制备的。 通过热分析（TG-DSC）、X射线衍射（XRD）、紫外-可见光谱和拉曼光谱研究了结晶过程。 TG-DSC 结果表明无定形 Nb 2 O 5 …
Effect of crystallization degree on optical characteristics of NB2O5 …
TG–DSC results indicated that amorphous Nb2O5 appeared at 460∘C. XRD results indicated that amorphous Nb2O5 transformed into pseudo-hexagonal phase and crystallization degree has …