Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Metallic Solids

Metallic Solids

Metallic solids such as crystals of copper, aluminum, and iron are formed by metal atoms. The structure of metallic crystals is often described as a uniform distribution of atomic nuclei within a “sea” of delocalized electrons. The atoms within such a metallic solid are held together by a unique force known as metallic bonding that gives rise to many useful and varied bulk properties.
All metallic solids exhibit high thermal and electrical conductivity, metallic luster, and malleability....

Crystal Field Theory - Octahedral Complexes

Crystal Field Theory - Octahedral Complexes

Crystal Field Theory
To explain the observed behavior of transition metal complexes (such as colors), a model involving electrostatic interactions between the electrons from the ligands and the electrons in the unhybridized d orbitals of the central metal atom has been developed. This electrostatic model is crystal field theory (CFT). It helps to understand, interpret, and predict the colors, magnetic behavior, and some structures of coordination compounds of transition metals.
CFT focuses on...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Validation of an integrated metagenomic pipeline combining optimized wet-lab processing and tiered reporting for CSF pathogen detection.

Microbiology spectrum·2026

Same author

Contamination analysis of the residual gas composition in transmission electron microscopy.

Ultramicroscopy·2026

Same author

PdGa Alloy Dynamics under CO<sub>2</sub> Hydrogenation from Surface Organometallic Chemistry on a Chip and Operando Transmission Electron Microscopy.

Journal of the American Chemical Society·2026

Same author

Silicon and Low Pt Loading Improves Redox Dynamics and Regenerability in PtGa Propane Dehydrogenation Catalysts.

Journal of the American Chemical Society·2026

Same author

Unraveling the Temperature Effects on the Raman Spectra of V<sub>2</sub>O<sub>5</sub> by Combining Machine Learning and Molecular Dynamics.

The journal of physical chemistry letters·2026

Same author

Initiation: A Critical Step for High Activity and Stability in Ni-Based Methane Dry Reforming Catalysts Supported on θ-Al<sub>2</sub>O<sub>3</sub>.

Angewandte Chemie (International ed. in English)·2026

Search research articles

Related Experiment Video

Updated: Dec 26, 2025

Applying Dynamic Strain on Thin Oxide Films Immobilized on a Pseudoelastic Nickel-Titanium Alloy

Applying Dynamic Strain on Thin Oxide Films Immobilized on a Pseudoelastic Nickel-Titanium Alloy

Published on: July 28, 2020

Site specific and localized structural displacements in open structured multimetallic oxides.

Thomas Lunkenbein¹, Liudmyla Masliuk, Milivoj Plodinec

¹Department of Inorganic Chemistry, Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195 Berlin, Germany. lunkenbein@fhi-berlin.mpg.de.

|March 14, 2020

Summary

High-resolution electron microscopy reveals picometer-scale structural defects in complex oxides. Understanding these local irregularities is crucial for optimizing functional material performance, especially in catalysis.

More Related Videos

Tuning Oxide Properties by Oxygen Vacancy Control During Growth and Annealing

Tuning Oxide Properties by Oxygen Vacancy Control During Growth and Annealing

Published on: June 9, 2023

Fabrication of Spatially Confined Complex Oxides

Fabrication of Spatially Confined Complex Oxides

Published on: July 1, 2013

Related Experiment Videos

Last Updated: Dec 26, 2025

Applying Dynamic Strain on Thin Oxide Films Immobilized on a Pseudoelastic Nickel-Titanium Alloy

Applying Dynamic Strain on Thin Oxide Films Immobilized on a Pseudoelastic Nickel-Titanium Alloy

Published on: July 28, 2020

Tuning Oxide Properties by Oxygen Vacancy Control During Growth and Annealing

Tuning Oxide Properties by Oxygen Vacancy Control During Growth and Annealing

Published on: June 9, 2023

Fabrication of Spatially Confined Complex Oxides

Fabrication of Spatially Confined Complex Oxides

Published on: July 1, 2013

Area of Science:

Materials Science
Solid-State Chemistry
Nanotechnology

Background:

Macroscopic structural averaging can obscure critical local variations in solids.
These local structural differences significantly impact functional material performance.
Investigating these irregularities is essential for understanding material functionality.

Purpose of the Study:

To reveal and characterize local structural irregularities in open-structured oxides.
To utilize a complex catalytically active oxide, orthorhombic (Mo,V,Te,Nb)O_x, as a model system.
To provide experimental data for theoretical modeling of local structural effects.

Main Methods:

High-resolution scanning transmission electron microscopy (STEM).
Detailed analysis of annular dark-field (ADF) and annular bright-field (ABF) STEM images.
Characterization of site-specific local structural displacements.

Main Results:

Picometer-scale local structural displacements of individual framework and channel sites were observed.
High-resolution STEM successfully visualized these subtle structural variations.
The study identified specific sites exhibiting deviations from the average structure.

Conclusions:

Local structural irregularities significantly influence functional materials.
Experimental data on local structures can enhance theoretical models.
Understanding site-specific displacements is key to detailing structure-property relationships in catalysis.