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

Energy Stored in a Capacitor01:12

Energy Stored in a Capacitor

3.9K
When an archer pulls the string in a bow, he saves the work done in the form of elastic potential energy. When he releases the string, the potential energy is released as kinetic energy of the arrow. A capacitor works on the same principle in which the work done is saved as electric potential energy. The potential energy (UC) could be calculated by measuring the work done (W) to charge the capacitor.
3.9K
Energy Stored in Capacitors01:10

Energy Stored in Capacitors

654
A parallel plate capacitor, when connected to a battery, develops a potential difference across its plates. This potential difference is key to the operation of the capacitor, as it determines how much electrical energy the capacitor can store.
By integrating the equation that relates voltage and current in a capacitor, one can derive an equation for the voltage across the capacitor at any given time. This equation is crucial in understanding and predicting the behavior of capacitors in...
654
Energy Stored in a Capacitor: Problem Solving01:26

Energy Stored in a Capacitor: Problem Solving

1.2K
In 1749, Benjamin Franklin coined the word battery for a series of capacitors connected to store energy. Capacitors store electric potential energy that can be released over a short time. This property means capacitors have a wide range of applications.
Capacitor-discharge ignition is a type of ignition system commonly found in small engines where the energy released from a capacitor ignites an induction coil that, in turn, fires the spark plug.
To calculate the energy stored in a capacitor of...
1.2K
MOS Capacitor01:25

MOS Capacitor

1.0K
A Metal-Oxide-Semiconductor (MOS) capacitor is a fundamental structure used extensively in semiconductor device technology, particularly in the fabrication of integrated circuits and MOSFETs (metal-oxide-semiconductor field-effect transistors). The MOS capacitor consists of three layers: a metal gate, a dielectric oxide, and a semiconductor substrate.
The metal gate is typically made from highly conductive materials such as aluminum or polysilicon. Beneath the metal gate lies a thin layer of...
1.0K
Capacitors and Capacitance01:18

Capacitors and Capacitance

8.2K
A device consisting of two electrical conductors that are separated by a distance and used to store electrical charges is called a capacitor. The space between the conductors is either a vacuum or an insulating material, called a dielectric. Capacitors have many applications, ranging from filtering static from radio reception to energy storage in heart defibrillators.
When the conductors are two identical parallel plates, it is called a parallel plate capacitor. When battery terminals are...
8.2K
Capacitors01:15

Capacitors

553
Capacitors play a crucial role in car radios, where they filter and store frequencies to ensure clear signal reception. Essentially serving as energy storage devices, capacitors store energy within their electric field and are composed of two parallel conducting plates separated by a dielectric.
When a voltage source is connected to a capacitor, positive and negative charges accumulate on the opposite plates. This accumulation generates a potential difference that equals the product of the...
553

You might also read

Related Articles

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

Sort by
Same author

Boosting High Thermoelectric Performance of n-type AgBiSe<sub>2</sub> via Rapid Synthesis Strategy.

Small methods·2026
Same author

Precise programmable tumor cell subpopulation sorting <i>via</i> an electromagnetic microfluidic platform.

Lab on a chip·2026
Same author

Morphology and Phase Engineering of TaS<sub>2</sub> Nanosheets on Planar Au Substrates Toward Superior Electrocatalytic Property.

Small (Weinheim an der Bergstrasse, Germany)·2026
Same author

Space-Confined Chemical Vapor Deposition of 2D FeS With Crossover Magnetoresistance and Ultra-High Conductivity.

Advanced materials (Deerfield Beach, Fla.)·2026
Same author

Hepatitis B virus promotes hepatocellular carcinogenesis by activating IL-6-dependent tumor-macrophage crosstalk and M2-like macrophage polarization.

The Journal of biological chemistry·2026
Same author

Room-temperature ferroelectricity in NaNbO<sub>3</sub> membrane.

Nature communications·2026
Same journal

Switching from insertion to conversion for multielectron aqueous vanadium batteries.

Nature materials·2026
Same journal

Twist-angle-controlled anomalous gating in bilayer graphene/BN heterostructures.

Nature materials·2026
Same journal

Engineered living materials need engineered EU regulation.

Nature materials·2026
Same journal

Multimodal scanning-probe quantum sensing of quantum materials.

Nature materials·2026
Same journal

Publisher Correction: Ultralow-voltage electrochemical organic light-emitting transistors with pinned and wide lateral recombination.

Nature materials·2026
Same journal

High-Chern-number orbital magnetism in twisted rhombohedral graphene.

Nature materials·2026
See all related articles

Related Experiment Video

Updated: Sep 20, 2025

Evaluating the Electrochemical Properties of Supercapacitors using the Three-Electrode System
12:00

Evaluating the Electrochemical Properties of Supercapacitors using the Three-Electrode System

Published on: January 7, 2022

12.9K

High-entropy enhanced capacitive energy storage.

Bingbing Yang1, Yang Zhang1,2,3,4, Hao Pan1,5

  • 1State Key Laboratory of New Ceramics and Fine Processing, School of Materials Science and Engineering, Tsinghua University, Beijing, China.

Nature Materials
|June 6, 2022
PubMed
Summary
This summary is machine-generated.

Researchers developed a high-entropy dielectric film for advanced capacitors. This material achieves high energy density and efficiency, paving the way for smaller, more powerful electronic devices.

More Related Videos

Synthesizing a Gel Polymer Electrolyte for Supercapacitors, Assembling a Supercapacitor Using a Coin Cell, and Measuring Gel Electrolyte Performance
08:59

Synthesizing a Gel Polymer Electrolyte for Supercapacitors, Assembling a Supercapacitor Using a Coin Cell, and Measuring Gel Electrolyte Performance

Published on: November 30, 2022

4.6K
Elaborate Control of Inkjet Printer for Fabrication of Chip-based Supercapacitors
10:57

Elaborate Control of Inkjet Printer for Fabrication of Chip-based Supercapacitors

Published on: November 30, 2021

2.9K

Related Experiment Videos

Last Updated: Sep 20, 2025

Evaluating the Electrochemical Properties of Supercapacitors using the Three-Electrode System
12:00

Evaluating the Electrochemical Properties of Supercapacitors using the Three-Electrode System

Published on: January 7, 2022

12.9K
Synthesizing a Gel Polymer Electrolyte for Supercapacitors, Assembling a Supercapacitor Using a Coin Cell, and Measuring Gel Electrolyte Performance
08:59

Synthesizing a Gel Polymer Electrolyte for Supercapacitors, Assembling a Supercapacitor Using a Coin Cell, and Measuring Gel Electrolyte Performance

Published on: November 30, 2022

4.6K
Elaborate Control of Inkjet Printer for Fabrication of Chip-based Supercapacitors
10:57

Elaborate Control of Inkjet Printer for Fabrication of Chip-based Supercapacitors

Published on: November 30, 2021

2.9K

Area of Science:

  • Materials Science
  • Solid State Physics
  • Nanotechnology

Background:

  • Electrostatic dielectric capacitors are crucial for modern electronics, offering fast charge/discharge and high power density.
  • Improving energy density is key for miniaturized, integrated next-generation electronic and electrical power systems.

Purpose of the Study:

  • To develop a novel dielectric material with enhanced energy density for advanced capacitor applications.
  • To investigate the role of atomic configurational entropy in improving dielectric properties.

Main Methods:

  • Fabrication of a high-entropy stabilized Bi2Ti2O7-based dielectric film.
  • Characterization of microstructural features, including nano-crystalline grains and amorphous phases.
  • Evaluation of energy density, breakdown strength, and polarization switching hysteresis.

Main Results:

  • The Bi2Ti2O7-based film achieved an energy density of 182 J/cm³ at 6.35 MV/cm.
  • An energy storage efficiency of 78% was recorded.
  • Atomic entropy regulation led to lattice distortion and a disordered phase, enhancing performance.

Conclusions:

  • High-entropy stabilization is an effective strategy for developing high-performance dielectric films.
  • The developed material shows significant potential for next-generation energy storage applications.
  • This approach is broadly applicable for advancing dielectric materials research.