In situ TEM investigation of hexagonal WO3 irreversible transformation ...
Oct 1, 2021 · Investigation on the real-time phase transition, dynamic morphology evolution, electrochemical reaction kinetics and microscopic mechanism of h-WO 3 irreversible …
In situ TEM investigation of hexagonal WO3 irreversible transformation ...
Oct 1, 2021 · Hexagonal WO 3 irreversible transformation to Li 2 WO 4 can be experimentally demonstrated via in situ HRTEM in the deep lithiation process including the initial activation of …
Engineering Hexagonal/Monoclinic WO3 Phase Junctions for …
The WO3 synthesized using free (NR) and inorg. templates (NS and NT) through a new sonication/hydrothermal route was comprehensively characterized utilizing XRD, TEM-SAED, …
(a) TEM image of WO3 (reference sample), (b) TEM image of WO3 …
Narrow bandgap tungsten oxide (WO3−x) nanoparticles have been synthesized by single-step plasma discharge in deionized water between two vertically pointed tungsten electrodes.
Formation Pathways of Lath-Shaped WO3 Nanosheets and …
We investigated the thermal evolution of cubic-phase nanocrystals with a size range of 5–25 nm by means of in situ heating in the transmission electron microscope (TEM), and found distinct …
SEM and TEM (inset: corresponding SAED pattern) images of WO3 ...
The X-ray diffraction patterns and Raman spectra corroborate the formation of different crystal phases viz., monoclinic (m-WO3), orthorhombic (o-WO3) and hexagonal (h-WO3).
Electronic and Structural Properties of WO3: A Systematic Hybrid …
Apr 4, 2011 · Various hybrid functionals combined with both plane wave and localized basis sets have been used for a systematic study of the structural and electronic properties of all phases …
Porous Au-embedded WO3 Nanowire Structure for Efficient Detection of ...
Jun 18, 2015 · In this study, we report a facile method to embed gold catalyst on highly porous WO 3 nanowires. The high-porosity nanowire structures of Au-embedded WO 3 were …
a–d) In situ TEM of WO3 heated from room temperature to 650 …
WO3-based materials have emerged as one of the most promising candidates for electrocatalytic hydrogen evolution reaction (HER) due to their attractive electrocatalytic activity, low cost, as...
Cu-doped monoclinic WO3 nanoplates with superior …
Aug 29, 2023 · Cu–WO3 nanoplates were prepared through a facile hydrothermal process at a relatively low temperature (200 °C). The doping effect on crystal structure, optical property, …