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 Capacitor: Problem Solving01:26

Energy Stored in a Capacitor: Problem Solving

1.9K
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...
1.9K
Energy Stored in a Capacitor01:12

Energy Stored in a Capacitor

5.0K
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.
5.0K
Energy Stored in Capacitors01:10

Energy Stored in Capacitors

1.2K
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...
1.2K
RC Circuits: Charging A Capacitor01:30

RC Circuits: Charging A Capacitor

4.8K
A circuit containing resistance and capacitance is called an RC circuit. A capacitor is an electrical component that stores electric charge by storing energy in an electric field. Consider a simple RC circuit having a DC (direct current) voltage source ε, a resistor R, a capacitor C, and a two-way position switch. In the circuit, the capacitor can be charged or discharged depending on the position of the switch.
When the switch is moved to connect the battery, the circuit reduces to a simple...
4.8K
Charging Conductors By Induction01:15

Charging Conductors By Induction

9.6K
The Earth is a good conductor of electricity, and it is so big that it can be considered an infinite source or sink of charges. It can easily exchange charges with any matter.
Generally, conductors like metals do not allow any excess charge to be present on them. Any excess charge added to metals easily flows away, for example, when a metal is placed on the Earth. This process is called earthing.
However, conductors can be charged by a process called induction. For example, consider charging a...
9.6K
Capacitors and Capacitance01:18

Capacitors and Capacitance

9.9K
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...
9.9K

You might also read

Related Articles

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

Sort by
Same author

Engineered Thermopower and Thermal Conductivity Gradients in Fluorinated Graphene Films for Zero-Bias Infrared Sensing under Uniform Illumination.

ACS applied materials & interfaces·2026
Same author

A time-stamping tactile sensor enabled by pseudoconductive interface design at dielectric heterojunctions.

Science advances·2026
Same author

Microwave Field Enhancement at Metal-Electrolyte Interfaces Enables Rapid Growth of Fe-Ni<sub>3</sub>S<sub>2</sub> on Nickel Foam for Alkaline Oxygen Evolution.

Small science·2026
Same author

Facet-Engineered ZnO as an Interfacial Regulator for Stable Lithium Metal Anodes.

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

Synthesis of 3-desoxycollinoketone B and its ability to reduce Alzheimer-associated misfolded proteins.

Nature communications·2026
Same author

Electrically Assisted Thermal Stamping of Tunable Carbon-Based Nanofilms for Direct Fabrication of Hydrophobic, Energy Harvesting, and Sensing Devices.

Advanced materials (Deerfield Beach, Fla.)·2026

Related Experiment Video

Updated: Mar 12, 2026

Preparation and Evaluation of Hybrid Composites of Chemical Fuel and Multi-walled Carbon Nanotubes in the Study of Thermopower Waves
09:35

Preparation and Evaluation of Hybrid Composites of Chemical Fuel and Multi-walled Carbon Nanotubes in the Study of Thermopower Waves

Published on: April 10, 2015

9.3K

Thermopower Wave-Driven Hybrid Supercapacitor Charging System.

Dongjoon Shin1, Hayoung Hwang1, Taehan Yeo1

  • 1School of Mechanical Engineering, Korea University , Seoul 136-701, Korea.

ACS Applied Materials & Interfaces
|November 1, 2016
PubMed
Summary
This summary is machine-generated.

Researchers developed a hybrid supercapacitor charging system using consecutive thermopower waves (TWs). This system overcomes the transient nature of TWs, enabling repeated energy accumulation and voltage amplification for portable power.

Keywords:
combustionelectrical energy generationexothermic chemical reactionsupercapacitorthermal transportthermopower wave

More Related Videos

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

15.2K
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

5.2K

Related Experiment Videos

Last Updated: Mar 12, 2026

Preparation and Evaluation of Hybrid Composites of Chemical Fuel and Multi-walled Carbon Nanotubes in the Study of Thermopower Waves
09:35

Preparation and Evaluation of Hybrid Composites of Chemical Fuel and Multi-walled Carbon Nanotubes in the Study of Thermopower Waves

Published on: April 10, 2015

9.3K
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

15.2K
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

5.2K

Area of Science:

  • Materials Science
  • Energy Harvesting
  • Electrochemistry

Background:

  • Portable electronic systems require advanced energy harvesting methods.
  • Thermopower waves (TWs) offer high power density but are transient, limiting their use.
  • Existing TW technology is primarily single-use, hindering practical applications.

Purpose of the Study:

  • To develop a novel hybrid supercapacitor charging system utilizing consecutive TWs.
  • To overcome the transient energy generation limitation of TWs.
  • To enable repetitive energy accumulation and voltage amplification from chemical fuel combustion.

Main Methods:

  • Fabrication of integrated hybrid layers combining a supercapacitor (poly(vinyl alcohol)/MnO2/nickel) and a solid fuel layer (nitrocellulose film).
  • Initiation of combustion in the fuel layer to generate electrical energy via TWs.
  • Direct charging of the integrated supercapacitor by the generated electrical energy.

Main Results:

  • Successful development of a hybrid supercapacitor charging system driven by consecutive TWs.
  • Demonstrated simultaneous charging of the supercapacitor and significant voltage increase.
  • Achieved stack voltage amplification through successive TW applications synchronized with combustion events.

Conclusions:

  • The developed system effectively overcomes the transient limitation of TWs for energy generation.
  • Consecutive TWs enable accumulated energy storage and voltage amplification in a hybrid supercapacitor.
  • This advancement paves the way for more efficient and practical applications of TWs in portable energy systems.