Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Imperfections in Crystal Structure: Non-Stoichiometric Defects01:29

Imperfections in Crystal Structure: Non-Stoichiometric Defects

101
Non-stoichiometric defects refer to a type of defect in the crystal structure of a compound where the ratio of its constituent elements deviates from the ideal stoichiometric ratio. There are two main types of non-stoichiometric defects: metal excess defects and metal deficiency defects.Metal excess defects occur when there is a slight surplus of metal ions than what is required by the stoichiometric ratio of the compound. For example, heating a sodium chloride crystal in sodium vapor results...
101
Imperfections in Crystal Structure: Stoichiometric Point Defects01:26

Imperfections in Crystal Structure: Stoichiometric Point Defects

101
Schottky defects arise when some lattice points in a crystal, such as those in NaCl, remain unoccupied, creating lattice vacancies without disturbing the overall electrical neutrality of the crystal. This defect is common in ionic crystals where the positive and negative ions are similar in size, as seen in sodium chloride and cesium chloride. The presence of Schottky defects enables the crystal to conduct electricity to a small extent through an ionic mechanism. Electric fields cause nearby...
101
Photoluminescence: Applications01:14

Photoluminescence: Applications

1.3K
Photoluminescence offers a wide range of applications due to its inherent sensitivity and selectivity. This technique allows for both direct and indirect analyses of the analyte. Direct quantitative analysis is possible when the analyte exhibits a favorable quantum yield for fluorescence or phosphorescence. However, an indirect analysis may be feasible if the analyte is not fluorescent or phosphorescent, or if the quantum yield is unfavorable. Indirect methods include reacting the analyte with...
1.3K
Heterogeneous Catalysis01:22

Heterogeneous Catalysis

129
Heterogeneous catalysis involves a catalyst in a different phase from the reactants. It is a process where the catalyst and the reactants are in distinct phases, typically solid and gas or liquid.Most heterogeneous catalysts are metals, metal oxides, or acids. The list includes transition metals like iron (Fe), cobalt (Co), nickel (Ni), palladium (Pd), platinum (Pt), chromium (Cr), manganese (Mn), tungsten (W), silver (Ag), and copper (Cu). These metals possess partially vacant d orbitals that...
129
Metal-Semiconductor Junctions01:24

Metal-Semiconductor Junctions

1.4K
The contact of metal and semiconductor can lead to the formation of a junction with either Schottky or Ohmic behavior.
Schottky Barriers
Schottky barriers arise when a metal with a work function (Φm) contacts a semiconductor with a different work function (Φs). Initially, electrons transfer until the Fermi levels of the metal and semiconductor align at equilibrium. For instance, if Φm > Φs, the semiconductor Fermi level is higher than the metal's before contact. The...
1.4K
Non-ohmic Devices00:51

Non-ohmic Devices

1.7K
In most substances, the current flow is proportional to the voltage applied to it. A simple relationship between the values of current, voltage, and resistance is known as Ohm's law. Nonohmic devices do not exhibit a linear relationship between voltage and current. One such device is the semiconducting circuit element known as a diode. A diode is a circuit device that allows current flow in only one direction.
Consider a simple circuit consisting of a battery, a diode, and a resistor. A...
1.7K

You might also read

Related Articles

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

Sort by
Same author

Hard-Soft Gradient-Engineered Oxychloride Coating on Ni-Rich Cathodes for All-Solid-State Lithium Batteries.

ACS nano·2026
Same author

Mitigating Internal Gliding of a High-Voltage O3-Type Cathode via Na-Site Doping with High Ionic Potential Cations.

Nano letters·2026
Same author

Unsaturated ZrO<sub><i>x</i></sub> Sites Boost C-C Coupling for Selective CO<sub>2</sub> Hydrogenation to Olefins.

Journal of the American Chemical Society·2026
Same author

Interfacial anionic competition-driven electrochemical evolution in FeF<sub>3</sub> conversion electrodes.

Nature communications·2026
Same author

Ginkgetin enhances the antitumor effect of Taxol on human breast cancer MCF-7 cells via ferroptosis mediated by the MDM2-p53-YAP1 axis.

Scientific reports·2026
Same author

AI-driven lateral flow immunoassay for point-of-care detection of cardiac biomarkers in acute myocardial infarction.

Mikrochimica acta·2026
Same journal

A 44-min periodic radio transient in a supernova remnant.

Science bulletin·2026
Same journal

Lipoprotein(a): a therapeutic target in waiting? Evidently, evidence-based.

Science bulletin·2026
Same journal

Theoretical prediction of semiconductors by data driven light-element substitution in topological materials.

Science bulletin·2026
Same journal

High-performance quantum interconnect between bosonic modules beyond transmission loss constraints.

Science bulletin·2026
Same journal

Polymer-regulated crystallization enables scalable, high-performance heterostructured perovskite luminescent optoelectronic fibers.

Science bulletin·2026
Same journal

Global fits and the search for new physics: past, present and future.

Science bulletin·2026
See all related articles

Related Experiment Video

Updated: Apr 21, 2026

Tuning Oxide Properties by Oxygen Vacancy Control During Growth and Annealing
06:44

Tuning Oxide Properties by Oxygen Vacancy Control During Growth and Annealing

Published on: June 9, 2023

4.0K

Oxygen vacancy-driven coherent interface engineering boosts carbon-coated LiNiO2 performance.

Yucen Yan1, Bianzheng You1, Jiping Sun1

  • 1National Energy Metal Resources and New Materials Key Laboratory, Engineering Research Center of the Ministry of Education for Advanced Battery Materials, Hunan Provincial Key Laboratory of Nonferrous Value-Added Metallurgy, School of Metallurgy and Environment, Central South University, Changsha 410083, China.

Science Bulletin
|April 19, 2026
PubMed
Summary
This summary is machine-generated.

This study introduces an oxygen vacancy-driven strategy to stabilize lithium nickel oxide (LNO) cathodes. The method enhances structural integrity and electrochemical performance for longer-lasting, high-capacity batteries.

Keywords:
Carbon coatingLayered oxide cathodeLithium-ion batteryOxygen vacancyRock salt phase

More Related Videos

Writing and Low-Temperature Characterization of Oxide Nanostructures
06:43

Writing and Low-Temperature Characterization of Oxide Nanostructures

Published on: July 18, 2014

10.5K
Fabrication of Spatially Confined Complex Oxides
08:45

Fabrication of Spatially Confined Complex Oxides

Published on: July 1, 2013

10.2K

Related Experiment Videos

Last Updated: Apr 21, 2026

Tuning Oxide Properties by Oxygen Vacancy Control During Growth and Annealing
06:44

Tuning Oxide Properties by Oxygen Vacancy Control During Growth and Annealing

Published on: June 9, 2023

4.0K
Writing and Low-Temperature Characterization of Oxide Nanostructures
06:43

Writing and Low-Temperature Characterization of Oxide Nanostructures

Published on: July 18, 2014

10.5K
Fabrication of Spatially Confined Complex Oxides
08:45

Fabrication of Spatially Confined Complex Oxides

Published on: July 1, 2013

10.2K

Area of Science:

  • Materials Science
  • Electrochemistry
  • Battery Technology

Background:

  • Lithium nickel oxide (LNO) application is limited by structural instability and reactivity, leading to microcracks and rock-salt phase accumulation.
  • These issues significantly degrade battery performance and lifespan, hindering practical use in high-energy devices.

Purpose of the Study:

  • To develop a novel interface modification strategy for LNO cathodes to overcome structural failures.
  • To enhance the cycling stability and rate capability of LNO-based battery materials.

Main Methods:

  • An oxygen vacancy-driven (OVD) strategy was employed to construct a Li-containing, Ti-doped rock-salt phase interface on LNO particles.
  • A uniform mixed coating layer of titanium dioxide (TiO2) and carbon was applied to the modified LNO particles.
  • The structural and electrochemical properties of the modified LNO (OVD-LNO) were systematically investigated.

Main Results:

  • The constructed Li-containing Ti-doped rock-salt phase interface exhibits high electronic and ionic conductivity, effectively alleviating anisotropic stress.
  • The TiO2 and carbon coating layers suppressed side reactions and improved electron transport, respectively.
  • OVD-LNO demonstrated excellent cycling stability, retaining 83.0% capacity after 400 cycles at 1C, and a rate capability of 188.3 mAh g-1 at 5C.

Conclusions:

  • The OVD strategy successfully creates a stable, conductive interface, mitigating structural degradation in LNO cathodes.
  • This interface modification approach significantly enhances both the cycling life and rate performance of LNO materials.
  • The findings present a promising new pathway for developing advanced high-capacity and long-life cathode materials for next-generation batteries.