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

Double Resonance Techniques: Overview01:12

Double Resonance Techniques: Overview

829
Double resonance techniques in Nuclear Magnetic Resonance (NMR) spectroscopy involve the simultaneous application of two different frequencies or radiofrequency pulses to manipulate and observe two distinct nuclear spins. One important application of double resonance is spin decoupling, which selectively suppresses coupling with one type of nucleus while observing the NMR signal from another nucleus, simplifying the spectrum and enhancing resolution.
Spin decoupling is usually achieved by...
829
Design Example: Underdamped Parallel RLC Circuit01:17

Design Example: Underdamped Parallel RLC Circuit

718
Consider designing an oscillator circuit, a crucial component in various electronic devices and systems. The objective is to create an oscillator circuit with specific characteristics: a damped natural frequency of 4 kHz and a damping factor of 4 radians per second. To accomplish this, a parallel RLC circuit is employed, known for its ability to sustain oscillations at a resonant frequency. In this case, the damping factor is pivotal in achieving the desired performance.
Starting with a fixed...
718
Concept of Resonance and its Characteristics01:19

Concept of Resonance and its Characteristics

6.8K
If a driven oscillator needs to resonate at a specific frequency, then very light damping is required. An example of light damping includes playing piano strings and many other musical instruments. Conversely, to achieve small-amplitude oscillations as in a car's suspension system, heavy damping is required. Heavy damping reduces the amplitude, but the tradeoff is that the system responds at more frequencies. Speed bumps and gravel roads prove that even a car's suspension system is not...
6.8K
Linear Approximation in Frequency Domain01:26

Linear Approximation in Frequency Domain

412
Linear systems are characterized by two main properties: superposition and homogeneity. Superposition allows the response to multiple inputs to be the sum of the responses to each individual input. Homogeneity ensures that scaling an input by a scalar results in the response being scaled by the same scalar.
In contrast, nonlinear systems do not inherently possess these properties. However, for small deviations around an operating point, a nonlinear system can often be approximated as linear....
412
Characteristics of Series Resonant Circuit01:24

Characteristics of Series Resonant Circuit

742
Series resonance occurs in a circuit containing inductive (L), capacitive (C), and resistive (R) elements connected sequentially. At the resonance frequency, the inductive and capacitive reactances are equal in magnitude but opposite in sign, effectively canceling each other. This causes the circuit's impedance is minimal, primarily determined by the resistance R. The resonant frequency of an RLC circuit is defined as:
742
Series RLC Circuit without Source01:21

Series RLC Circuit without Source

3.0K
Within the field of electrical circuits, source-free RLC circuits present an intriguing domain. These circuits comprise a series arrangement of a resistor, inductor, and capacitor, operating independently of external energy sources. Their initiation hinges upon utilizing the initial energy stored within the capacitor and inductor to instigate their functionality. Their mathematical equation, a second-order differential equation, sets these circuits apart. This equation captures how the...
3.0K

You might also read

Related Articles

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

Sort by
Same author

Quantitative Predictions of the Thermal Conductivity in Transition Metal Dichalcogenides: Impact of Point Defects in MoS<sub>2</sub> and WS<sub>2</sub> Monolayers.

The journal of physical chemistry. C, Nanomaterials and interfaces·2024
Same author

Nanoscale Elasto-Capillarity in the Graphene-Water System under Tension: Revisiting the Assumption of a Constant Wetting Angle.

Langmuir : the ACS journal of surfaces and colloids·2023
Same author

Optomechanical Measurement of Thermal Transport in Two-Dimensional MoSe<sub>2</sub> Lattices.

Nano letters·2019
Same author

Gunn-Hilsum Effect in Mechanically Strained Silicon Nanowires: Tunable Negative Differential Resistance.

Scientific reports·2018
Same author

Energy-dependent path of dissipation in nanomechanical resonators.

Nature nanotechnology·2017
Same author

Corrigendum: Frequency tuning, nonlinearities and mode coupling in circular mechanical graphene resonators (2013<i>Nanotechnology</i><b>24</b>395702).

Nanotechnology·2017

Related Experiment Video

Updated: Mar 8, 2026

Fabrication and Characterization of Superconducting Resonators
10:26

Fabrication and Characterization of Superconducting Resonators

Published on: May 21, 2016

12.0K

Noise-tunable nonlinearity in a dispersively coupled diffusion-resonator system using superconducting circuits.

Christin Rhén1, Andreas Isacsson1

  • 1Chalmers University of Technology, Department of Physics, SE-412 96 Göteborg, Sweden.

Scientific Reports
|January 26, 2017
PubMed
Summary

A superconducting circuit coupled to a SQUID exhibits tunable nonlinearity. This tunable nonlinear harmonic oscillator has potential applications in sensitive detection and quantum physics research.

More Related Videos

Microwave Photonics Systems Based on Whispering-gallery-mode Resonators
12:18

Microwave Photonics Systems Based on Whispering-gallery-mode Resonators

Published on: August 5, 2013

17.6K
Fabrication and Characterization of High-Q Silicon Nitride Membrane Resonators
09:46

Fabrication and Characterization of High-Q Silicon Nitride Membrane Resonators

Published on: August 8, 2025

1.3K

Related Experiment Videos

Last Updated: Mar 8, 2026

Fabrication and Characterization of Superconducting Resonators
10:26

Fabrication and Characterization of Superconducting Resonators

Published on: May 21, 2016

12.0K
Microwave Photonics Systems Based on Whispering-gallery-mode Resonators
12:18

Microwave Photonics Systems Based on Whispering-gallery-mode Resonators

Published on: August 5, 2013

17.6K
Fabrication and Characterization of High-Q Silicon Nitride Membrane Resonators
09:46

Fabrication and Characterization of High-Q Silicon Nitride Membrane Resonators

Published on: August 8, 2025

1.3K

Area of Science:

  • Physics
  • Quantum Mechanics
  • Electrical Engineering

Background:

  • The harmonic oscillator is a fundamental model in physics.
  • Nonlinear features can emerge in oscillators through interactions with other systems.
  • Superconducting circuits and SQUIDs are key components in quantum technologies.

Purpose of the Study:

  • To investigate the nonlinear dynamics of a superconducting LC-circuit coupled to a SQUID.
  • To explore the tunability of nonlinearity in such a system.
  • To identify potential applications of the observed phenomena.

Main Methods:

  • Theoretical investigation of a superconducting LC-circuit dispersively coupled to a SQUID.
  • Analysis of the SQUID phase as a classical two-level system.
  • Characterization of the circuit's response to external forcing under varying noise levels.

Main Results:

  • The coupled system exhibits a tunable nonlinearity.
  • The SQUID phase acts as a two-level system, inducing linear and nonlinear regimes in the LC-resonator.
  • The circuit's response can become multistable, with nonlinearity strength dependent on noise levels.
  • Nonlinearity increases as system noise decreases.

Conclusions:

  • The tunable nonlinearity in the superconducting circuit-SQUID system offers potential for sensitive detection applications.
  • Understanding this classical nonlinear harmonic oscillator is relevant for quantum-to-classical crossover studies in Jaynes-Cummings systems.