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

618
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...
618
Standing Waves in a Cavity01:28

Standing Waves in a Cavity

1.3K
A household microwave and lasers are examples of standing electromagnetic waves in a cavity. When two conducting metal plates are placed parallel at the nodal planes, it creates a cavity where standing waves are formed. The cavity between the two planes is analogous to a stretched string held at the points x = 0 and x = L. Here, the distance 'L' between the two planes must be an integer multiple of half of the wavelength. The wavelengths that satisfy this condition are given by:
1.3K
2D NMR: Overview of Homonuclear Correlation Techniques01:16

2D NMR: Overview of Homonuclear Correlation Techniques

555
Homonuclear correlation spectroscopy (COSY) is a powerful technique used in Nuclear Magnetic Resonance (NMR) spectroscopy to study the correlations between nuclei of the same type within a molecule. It provides information about scalar couplings between adjacent nuclei, which helps determine connectivity and structural information. There are several COSY variants, each with its unique strengths and experimental parameters.
COSY90 is the standard two-dimensional (2D) COSY experiment that...
555
2D NMR: Overview of Heteronuclear Correlation Techniques01:18

2D NMR: Overview of Heteronuclear Correlation Techniques

668
Heteronuclear correlation spectroscopy is an analytical technique that investigates the coupling between different types of nuclei, often a proton and an X-nucleus, such as carbon-13 or nitrogen-15. This method is commonly used in nuclear magnetic resonance (NMR) spectroscopy to gain insights into complex chemical compounds' structural and compositional aspects. A typical heteronuclear correlation spectrum displays X-nucleus chemical shifts on one axis and a proton spectrum on the other...
668
Parallel Resonance01:23

Parallel Resonance

448
The parallel RLC circuit is an arrangement where the resistor (R), inductor (L), and capacitor (C) are all connected to the same nodes and, as a result, share the same voltage across them. The parallel RLC circuit is analyzed in terms of admittance (Y), which reflects the ease with which current can flow. The admittance is given by:
448
Atomic Nuclei: Larmor Precession Frequency01:11

Atomic Nuclei: Larmor Precession Frequency

2.5K
The earth's gravitational field produces a 'twisting force' perpendicular to the angular momentum of a spinning mass (such as a spinning top) that causes the mass to 'wobble' around the gravitational field axis in a phenomenon called precession. Similarly, the magnetic moment (μ) of a spinning nucleus precesses due to an external magnetic field directed along the z-axis. The precession of the magnetic moment vector about the magnetic field is called Larmor precession,...
2.5K

You might also read

Related Articles

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

Sort by
Same author

Lipid-Lowering Treatment Patterns and Risk of Subsequent Cardiovascular Outcomes in Patients with Recent Coronary Revascularization.

Critical pathways in cardiology·2026
Same author

Optimization of oxygen and hydrogen analysis in salts by inert gas fusion.

Analytica chimica acta·2025
Same author

Real-World Impact of Treatment With Liposomal Bupivacaine on Health Care Resource Utilization, Opioid Consumption, and Cost Among Patients Undergoing Total Knee Arthroplasty in Ambulatory Surgical Settings in the United States.

The Journal of arthroplasty·2025
Same author

Exogenous choline chloride enhances salt tolerance in wheat and its underlying physiological mechanisms.

Frontiers in plant science·2025
Same author

Patterns of healthcare visits and vaccination among adolescents and young adults 16-23-years-old: a retrospective US claims database analysis.

Current medical research and opinion·2025
Same author

Temporal scale and shift invariant automatic event recognition using the Mellin transfom.

Optics express·2025

Related Experiment Video

Updated: Dec 25, 2025

Generation and Coherent Control of Pulsed Quantum Frequency Combs
06:42

Generation and Coherent Control of Pulsed Quantum Frequency Combs

Published on: June 8, 2018

9.6K

Phase correlation during two-photon resonance process in an active cavity.

Zifan Zhou, Nicholas J Condon, Devin J Hileman

    Applied Optics
    |April 1, 2020
    PubMed
    Summary
    This summary is machine-generated.

    We discovered a strong frequency correlation in Raman lasers, improving measurement sensitivity. This phase adjustment phenomenon enhances precision in metrology applications like accelerometry.

    More Related Videos

    Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators
    09:23

    Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators

    Published on: May 30, 2014

    14.9K
    Resonance Fluorescence of an InGaAs Quantum Dot in a Planar Cavity Using Orthogonal Excitation and Detection
    12:57

    Resonance Fluorescence of an InGaAs Quantum Dot in a Planar Cavity Using Orthogonal Excitation and Detection

    Published on: October 13, 2017

    9.5K

    Related Experiment Videos

    Last Updated: Dec 25, 2025

    Generation and Coherent Control of Pulsed Quantum Frequency Combs
    06:42

    Generation and Coherent Control of Pulsed Quantum Frequency Combs

    Published on: June 8, 2018

    9.6K
    Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators
    09:23

    Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators

    Published on: May 30, 2014

    14.9K
    Resonance Fluorescence of an InGaAs Quantum Dot in a Planar Cavity Using Orthogonal Excitation and Detection
    12:57

    Resonance Fluorescence of an InGaAs Quantum Dot in a Planar Cavity Using Orthogonal Excitation and Detection

    Published on: October 13, 2017

    9.5K

    Area of Science:

    • Optics and Photonics
    • Laser Physics
    • Quantum Optics

    Background:

    • Optically pumped Raman lasers are crucial for various applications.
    • Understanding frequency dynamics is key to enhancing laser performance.
    • Phase coherence in Raman gain media influences laser stability.

    Purpose of the Study:

    • To experimentally demonstrate and explain the frequency correlation between Raman pump and probe.
    • To investigate the role of dipole phase adjustment in Raman gain.
    • To assess the impact of this correlation on spectral linewidth and metrological sensitivity.

    Main Methods:

    • Experimental setup for optically pumped Raman laser.
    • Precise frequency measurements of pump and probe beams.
    • Development and application of a detailed numerical model.
    • Analysis of spectral beat linewidth and cavity length sensitivity.

    Main Results:

    • A strong correlation between Raman pump and probe frequencies was experimentally observed.
    • Rapid dipole phase adjustment following pump phase jumps was identified as the cause.
    • Numerical modeling validated the phase correlation mechanism.
    • Significant narrowing of the beat spectrum between the Raman pump and laser was achieved.
    • Reduced minimum measurable change in cavity length was demonstrated.

    Conclusions:

    • The demonstrated phase correlation enhances Raman laser stability and spectral purity.
    • This finding significantly improves the sensitivity of Raman lasers for metrological applications.
    • The enhanced sensitivity is particularly relevant for precision measurements such as accelerometry.