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

Bridge rectifier01:24

Bridge rectifier

1.3K
The bridge rectifier is essential in electronics for efficiently converting alternating current (AC) to direct current (DC). Comprised of four diodes configured in a bridge layout, this rectifier effectively processes both the positive and negative halves of the AC waveform, making it superior to half-wave and full-wave center-tapped rectifiers in terms of voltage regulation and output stability.
Operationally, the bridge rectifier allows current flow through two of its diodes during each...
1.3K
Full wave rectifier01:22

Full wave rectifier

2.5K
A full-wave rectifier is a device that converts alternating current (AC) to direct current (DC) and is more efficient than its half-wave counterpart. It typically includes a center-tapped transformer, two diodes, and a load resistor. The secondary winding of the transformer is divided to provide two equal voltages of opposite polarities, which is the pivotal element of full-wave rectification.
2.5K
Voltage Doubler Circuit01:23

Voltage Doubler Circuit

1.5K
A voltage doubler circuit integrates two main components: a clamping section and a rectifier section. The clamping section consists of a capacitor (C1) and a diode (D1), whereas the rectifier section is equipped with another diode (D2) and capacitor (C2). This circuit produces an output voltage with twice the amplitude of the sinusoidal input voltage.
1.5K
Half wave rectifier01:20

Half wave rectifier

2.3K
A half-wave rectifier is a fundamental circuit in electronics, designed to convert alternating current (AC) voltage into a unidirectional voltage. It utilizes the simplest form of diode rectification, where the circuit comprises a single diode in series with a load resistor and an AC power source.
2.3K
Design Example: Capacitance Multiplier Circuit01:20

Design Example: Capacitance Multiplier Circuit

1.4K
In integrated circuit technology, a capacitance multiplier is often utilized to produce a larger capacitance value when a small physical capacitance falls short. This is achieved by a circuit that multiplies capacitance values by a factor of up to 1000, such that a 10-pF capacitor can replicate the performance of a 100-nF capacitor.
The circuit illustrated in Figure 1 below incorporates two op-amps, with the first operating as a voltage follower and the second acting as an inverting amplifier.
1.4K
Applications of RC Circuits01:22

Applications of RC Circuits

3.9K
A relaxation oscillator is one of the applications of RC circuits. A neon lamp relaxation oscillator comprises a capacitor, a resistor, a voltage source, and a lamp. The lamp acts like an open circuit, with infinite resistance until the potential difference across the lamp reaches a specific voltage. At that voltage, the lamp acts like a short circuit with zero resistance, and the capacitor discharges through the lamp, thus producing light. Once the capacitor is fully discharged through the...
3.9K

You might also read

Related Articles

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

Sort by
Same author

A Supramolecular Ferroelectric With Two Sublattices and Polarization Dependent Conductivity.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same author

Toward a Consensus Characterization Protocol for Organic Thermoelectrics.

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

Experimentally confirmed ferroelectricity in organic compounds identified by database mining.

Physical chemistry chemical physics : PCCP·2026
Same author

Distance-resilient conductivity in p-doped polythiophenes.

Materials horizons·2025
Same author

Inconclusive proof of ferroelectricity in peptide-VDF ribbons.

Nature·2025
Same author

Barkhausen noise in the columnar hexagonal organic ferroelectric BTA.

Physical chemistry chemical physics : PCCP·2025
Same journal

Targeted Delivery of Indole-3-Pyruvic Acid Suppresses Macrophage Ferroptosis to Enhance CD8<sup>+</sup> T Cell-Mediated Immunotherapy Response in Bladder Cancer.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same journal

Pathological Copper Overload Reprograms SOD1 Activation via COMMD1 to Promote Senescence and Fibrosis.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same journal

Bending-Resistant Intimate 3D Graphene-Metal Heterojunctions for Highly Sensitive and Robust Flexible Sensors.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same journal

A Pathology-Instructed Theranostic Platform with Mechanoadaptive and ROS-Powered Nanobreathing Functions for Precision Myocardial Repair.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same journal

Targeting p21-High Senescent Kupffer Cells Nanotherapeutically Potentiates Antitumor Immunity in Advanced Hepatocellular Carcinoma with Portal Vein Tumor Thrombus.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same journal

A Ceramic Network for Hybrid Solid Electrolyte Lithium Metal Batteries.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
See all related articles

Related Experiment Video

Updated: Dec 28, 2025

Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator
06:45

Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator

Published on: October 28, 2022

2.0K

Scalable Electronic Ratchet with Over 10% Rectification Efficiency.

Olof Andersson1, Joris Maas2, Gerwin Gelinck2,3

  • 1Complex Materials and Devices Department of Physics Chemistry and Biology (IFM) Linköping University SE-581 83 Linköping Sweden.

Advanced Science (Weinheim, Baden-Wurttemberg, Germany)
|February 12, 2020
PubMed
Summary
This summary is machine-generated.

Electronic ratchets rectify electromagnetic fields with high efficiency. This study demonstrates a field-effect transistor ratchet achieving over 10% power conversion efficiency, paving the way for advanced energy harvesting applications.

Keywords:
field effect transistorsindium–gallium–zinc oxide (IGZO)modelingratchetsrectification

More Related Videos

A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump
09:04

A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump

Published on: June 1, 2022

3.4K
Fabrication Process of Silicone-based Dielectric Elastomer Actuators
10:32

Fabrication Process of Silicone-based Dielectric Elastomer Actuators

Published on: February 1, 2016

34.5K

Related Experiment Videos

Last Updated: Dec 28, 2025

Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator
06:45

Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator

Published on: October 28, 2022

2.0K
A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump
09:04

A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump

Published on: June 1, 2022

3.4K
Fabrication Process of Silicone-based Dielectric Elastomer Actuators
10:32

Fabrication Process of Silicone-based Dielectric Elastomer Actuators

Published on: February 1, 2016

34.5K

Area of Science:

  • Solid State Physics
  • Nanotechnology
  • Energy Harvesting

Background:

  • Electronic ratchets offer a potential alternative to diodes for rectifying electromagnetic forces.
  • Previous ratchet devices suffered from low or unknown power conversion efficiencies, limiting practical use.

Purpose of the Study:

  • To investigate field-effect transistor (FET)-based ratchets for improved electromagnetic energy harvesting.
  • To determine the power conversion efficiency and scalability of these novel ratchet devices.

Main Methods:

  • Fabrication and experimental testing of FET-based ratchets with interdigitated finger electrodes.
  • Numerical modeling and device simulations to analyze performance and optimize asymmetry.
  • Characterization of output current-voltage curves and power conversion efficiency at radio frequencies.

Main Results:

  • Achieved a maximum power conversion efficiency exceeding 10% at 5 MHz, the highest reported for an electronic ratchet.
  • Demonstrated output current-voltage curves with a fill factor significantly greater than 0.25, favorable for power output.
  • Device simulations suggest further efficiency gains with increased device asymmetry.

Conclusions:

  • FET-based ratchets can efficiently rectify high-frequency electromagnetic fields.
  • The technology shows promise for energy harvesting, with potential for THz operation and significantly increased power density.
  • This work establishes a foundation for practical electronic ratchet energy harvesters.