Synergistic effects of mixing and strain in high entropy spinel …
Sep 23, 2023 · In addition, the high-resolution TEM image (Fig. 2d) and the selected area electron diffraction (SAED) pattern (Fig. 2e) reveals that those nanoparticles are the polycrystalline phase of spinel...
Structural transformation of layered double hydroxides: an in …
Feb 21, 2018 · The combinative approach of TEM and selected area electron diffraction (SAED) yielded both a morphological and crystallographic understanding of such processes.
High entropy spinel-structure oxide for electrochemical application
Mar 1, 2022 · SAED measurements executed on pristine, lithiated and delithiated S-HEO indicate that the reflections related to (1 1 1) and (2 0 0) planes in spinel structure are maintained, even when the S-HEO electrode is fully lithiated.
Electrochemically activated spinel manganese oxide for …
Jan 8, 2019 · Inspired by the reports of spinel-to-layered reaction 34,35,36, we design an electrochemical reaction and aim to transform spinel Mn 3 O 4 into layered A x MnO 2 ·nH 2 O in aqueous solution.
Spinel/Post-spinel engineering on layered oxide cathodes for …
Nov 1, 2021 · The selected area electron diffraction (SAED) results for the electrodes in different electrochemical states suggest the good structural stability of the LS-NFM cathode.
Novel Syntheses of Wide-Band Gap Semiconducting CdxZnx−1Co2O4 of Spinel ...
1 day ago · SAED pattern shows spot type pattern indicating the presence of single crystalline particles. No evidence was found for more than one pattern, suggesting the single phage nature of the material. The rings in the SAED patterns further confirm the spinel structure of the ZnCo 2 O 4 and its dopants as revealed from the following XRD analysis.
Evaluating the accuracy of common γ-Al2O3 structure
Jan 1, 2020 · Single crystal and textured polycrystalline γ-Al 2 O 3 thin films were synthesized by oxidation of NiAl(110) in air at 850 °C for 1 and 2 h, respectively, and used to evaluate the accuracy of two spinel-based and two nonspinel models by comparison of selected-area electron diffraction (SAED).
Structural and morphological studies of optically active spinel ...
Jan 20, 2023 · Figure 9 demonstrates the obtained (h k l) values of each corresponding rings in the selected Area Electron Diffraction Pattern (SAED) nanocrystalline ZnAl 2 O 4. The ring nature of SAED is an indication of the poly crystalline nature of the sample [ 17 ].
area electron diffraction (SAED) pattern. The SAED pattern of the spinel ZnFe 2 O 4 -MIM and ZnFe 2 O 4 -CHM is shown in the Fig. 2a, b (insets), respectively.
SAED pattern of -Al2O3 derived from boehmite (Fig. 2) consists of narrow diffraction spots and streaks, which are elongated in the c direction. This kind of line broadening indicates the presence of planar defects on the lattice planes ð00lÞ, which was already described by Cowley (1953).