MoO nanowire growth on VO/WO for thermochromic applications
This study explores the structural, electronic, and optical properties of sandwich-structured thin films composed of WO 3 , MoWO 3 , and MoO 3 as window layers on VO 2 /WO 3 via a physical vapor deposition method. Morphological analysis demonstrates the evolution of distinct nanowires, offering insi...
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| Published in | Physical chemistry chemical physics : PCCP Vol. 26; no. 6; pp. 5548 - 5557 |
|---|---|
| Main Authors | , , , |
| Format | Journal Article |
| Published |
07.02.2024
|
| Online Access | Get full text |
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| Summary: | This study explores the structural, electronic, and optical properties of sandwich-structured thin films composed of WO
3
, MoWO
3
, and MoO
3
as window layers on VO
2
/WO
3
via
a physical vapor deposition method. Morphological analysis demonstrates the evolution of distinct nanowires, offering insights into the lattice strain of the VO
2
layer toward high-performance thermochromatic devices. Temperature-dependent sheet resistivity is investigated, showcasing significant improvements in conductivity for samples with MoO
3
as a window layer. The electrical and optical properties of the MoO
3
/VO
2
/WO
3
device showed a phase transition temperature (
T
c
) of 36.8 °C, a transmittance luminous (
T
lum
) of 54.57%, and a solar modulation ability (Δ
T
sol
) of 12.43. This comprehensive analysis contributes to understanding the growth of nanowires on multi-layered thin films, offering valuable insights into potential applications in bright windows.
Strained MoO
3
/VO
2
/WO
3
nanowires showed a phase transition temperature (
T
c
) of 36.8 °C, a transmittance luminous (
T
lum
) of 54.57%, and a solar modulation ability (Δ
T
sol
) of 12.43. |
|---|---|
| Bibliography: | https://doi.org/10.1039/d3cp05942a Electronic supplementary information (ESI) available. See DOI |
| ISSN: | 1463-9076 1463-9084 |
| DOI: | 10.1039/d3cp05942a |