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

Raman Spectroscopy Instrumentation: Overview01:26

Raman Spectroscopy Instrumentation: Overview

A conventional Raman spectrophotometer includes a laser source, a sample holding system, a wavelength selector, and a detector.
The monochromatic laser source, typically using visible or near-infrared radiation, generates a highly focused beam of light. This light interacts with the molecules of the sample, scattering some of the light. Liquid and gaseous samples are usually tested in ordinary glass capillaries, while solids can be analyzed as powders packed in capillaries or as potassium...
Raman Spectroscopy: Overview01:20

Raman Spectroscopy: Overview

The underlying principle of Raman spectroscopy is based on the interaction between light and matter, specifically molecules' inelastic scattering of photons. When a monochromatic beam of light, typically from a laser source, interacts with a sample, most scattered light has the same frequency as the incident light. This is known as Rayleigh scattering.
However, a small fraction of the scattered light exhibits a frequency shift due to the exchange of energy between the incident photons and the...

You might also read

Related Articles

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

Sort by
Same author

On the association between circulating biomarkers and atherosclerotic calcification in a cohort of arterial disease participants.

Nutrition, metabolism, and cardiovascular diseases : NMCD·2021
Same author

Gingival Fibroma: An Emerging Distinct Gingival Lesion with Well-Defined Histopathology.

Head and neck pathology·2021
Same author

Neuro-developmental Outcome of High Risk Neonates in a Tertiary Level Hospital.

Mymensingh medical journal : MMJ·2021
Same author

Progression of Disease in COVID-19 Patients Evaluated by Chest CT Imgaing and Correlated with Clinical Parameters.

Mymensingh medical journal : MMJ·2021
Same author

Antimicrobial Sensitivity Pattern in Neonatal Sepsis in Neonatal Intensive Care Unit of Mymensingh Medical College Hospital.

Mymensingh medical journal : MMJ·2020
Same author

Anterior Cruciate Ligament Reconstruction using Bone Patellar Tendon Bone Autograft in ACL Deficient Knee.

Mymensingh medical journal : MMJ·2020
Same journal

Gaussian-modulated continuous-variable quantum key distribution over 60 km fiber using an integrated silicon photonic receiver.

Optics letters·2026
Same journal

E2E-OCT: end-to-end joint learning model using optical coherence tomography images for vocal cord leukoplakia diagnosis.

Optics letters·2026
Same journal

Holographic generation of panoramic 3D scenes by concave ellipsoidal mirror reflection.

Optics letters·2026
Same journal

Dual-pilot phase recovery with pair-wise maximum-ratio combining for coherent PONs.

Optics letters·2026
Same journal

Mapping the whispering gallery modes of a CaF<sub>2</sub> disk resonator with half-tapered fibers to estimate the fundamental mode volume.

Optics letters·2026
Same journal

Quantitative estimation of deep-subwavelength scale via dark-field scattering axial energy concentration decay profiles.

Optics letters·2026
See all related articles

Related Experiment Video

Updated: Jun 20, 2026

Stimulated Stokes and Antistokes Raman Scattering in Microspherical Whispering Gallery Mode Resonators
12:21

Stimulated Stokes and Antistokes Raman Scattering in Microspherical Whispering Gallery Mode Resonators

Published on: April 4, 2016

Amplifier/compressor fiber Raman lasers.

M N Islam, L F Mollenauer, R H Stolen

    Optics Letters
    |September 11, 2009
    PubMed
    Summary
    This summary is machine-generated.

    Cross-phase modulation (XPM) chirp is key to fiber Raman lasers (FRLs). We demonstrate that FRLs can achieve negligible background output, contrary to typical broad pedestals, using XPM-chirped Raman amplifiers and fiber compressors.

    More Related Videos

    20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier
    10:17

    20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier

    Published on: July 12, 2017

    Related Experiment Videos

    Last Updated: Jun 20, 2026

    Stimulated Stokes and Antistokes Raman Scattering in Microspherical Whispering Gallery Mode Resonators
    12:21

    Stimulated Stokes and Antistokes Raman Scattering in Microspherical Whispering Gallery Mode Resonators

    Published on: April 4, 2016

    20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier
    10:17

    20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier

    Published on: July 12, 2017

    Area of Science:

    • Nonlinear optics
    • Laser physics
    • Fiber optics

    Background:

    • Fiber Raman lasers (FRLs) are crucial for generating specific wavelengths.
    • Understanding the operational dynamics of FRLs is essential for optimizing their performance.
    • Chirping effects in laser systems can significantly impact pulse characteristics.

    Purpose of the Study:

    • To investigate the dominant chirp mechanism in fiber Raman lasers (FRLs).
    • To model and experimentally validate the behavior of FRLs in the anomalous group-velocity regime.
    • To explore methods for achieving low-background output from FRLs.

    Main Methods:

    • Theoretical analysis of cross-phase modulation (XPM) induced chirp in FRLs.
    • Development of a computational model simulating FRL operation.
    • Experimental verification using a fiber Raman laser setup and optical diagnostics.

    Main Results:

    • Cross-phase modulation (XPM) chirp was identified as the dominant factor in FRL operation.
    • A fiber Raman laser in the anomalous group-velocity regime is accurately described as an XPM-chirped Raman amplifier followed by a linear fiber compressor.
    • Both experimental and simulation results confirmed the achievability of negligible background output, overcoming the typical broad pedestal issue.

    Conclusions:

    • The operational principle of anomalous-regime FRLs is dominated by XPM-induced chirp.
    • The proposed model accurately predicts FRL behavior and output characteristics.
    • Negligible background output from FRLs is experimentally feasible, enhancing their utility in applications requiring clean pulses.