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

Mutual Inductance01:24

Mutual Inductance

3.7K
Inductance is the property of a device that tells us how effectively it induces an emf in another device. In other words, it is a physical quantity that expresses the effectiveness of a given device.
When two circuits carrying time-varying currents are close to one another, the magnetic flux through each circuit varies because of the changing current in the other circuit. Consequently, an emf is induced in each circuit by the changing current in the other. Therefore, this type of emf is called...
3.7K
Self-Locking Screw01:16

Self-Locking Screw

2.5K
A square-threaded screw jack is a mechanical device widely used for lifting heavy loads or applying considerable force. One of the key features that can make a screw jack more effective and reliable is its self-locking capability.
A square-threaded screw jack carrying a load is considered self-locking if the screw retains its position even after the moment applied to it is removed.
2.5K
Beams01:30

Beams

1.8K
Beams are integral components of structural engineering and construction, designed to support loads applied at various points along their length. These long, straight members can be classified based on geometry, cross-section, support type, and equilibrium condition.
Based on geometry, beams can be straight, tapered, or curved. Straight beams are the most common type and have a constant cross-section throughout their length. Tapered beams, on the other hand, have a varying cross-section along...
1.8K
Classification of Skeletal Muscle Fibers01:48

Classification of Skeletal Muscle Fibers

59.5K
Skeletal muscles continuously produce ATP to provide the energy that enables muscle contractions. Skeletal muscle fibers can be categorized into three types based on differences in their contraction speed and how they produce ATP, as well as physical differences related to these factors. Most human muscles contain all three muscle fiber types, albeit in varying proportions.
Slow-Twitch Muscle Fibers
Slow oxidative, muscle fibers appear red due to large numbers of capillaries and high levels of...
59.5K
Phase Diagrams02:39

Phase Diagrams

50.0K
A phase diagram combines plots of pressure versus temperature for the liquid-gas, solid-liquid, and solid-gas phase-transition equilibria of a substance. These diagrams indicate the physical states that exist under specific conditions of pressure and temperature and also provide the pressure dependence of the phase-transition temperatures (melting points, sublimation points, boiling points). Regions or areas labeled solid, liquid, and gas represent single phases, while lines or curves represent...
50.0K
Deflection of a Beam01:19

Deflection of a Beam

715
Accurately determining beam deflection and slope under various loading conditions in structural engineering is crucial for ensuring safety and structural integrity. Singularity functions offer a streamlined approach to analyzing beams, especially when multiple loading functions complicate the bending moment equation.
Singularity functions, described in an earlier lesson, are powerful mathematical tools that represent discontinuities within a function commonly encountered in structural loading...
715

You might also read

Related Articles

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

Sort by
Same author

Ultrasonic levitation-based contactless actuation for reflective optical beam steering.

Optics express·2026
Same author

Artificial intelligence for the prediction of prognosis in colorectal cancer patients using routine blood indices.

NPJ digital medicine·2026
Same author

Development of a prediction model for acute kidney injury in critically ill patients with advanced colorectal cancer based on white blood cell-related indicators.

Frontiers in oncology·2026
Same author

Digital financial inclusion and innovation efficiency in hydrogen energy enterprises: Evidence from China.

Journal of environmental management·2026
Same author

Single-modulation multi-wavelength co-phasing error detection method for large-scaled flat segmented imaging system.

Optics express·2026
Same author

Cantilevered adaptive fiber-optics collimator with a 3  mm diameter.

Applied optics·2026

Related Experiment Video

Updated: Jan 27, 2026

Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy
08:48

Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy

Published on: November 22, 2019

8.0K

Stable coherent beam combination by active phasing a mutual injection-locked fiber laser array.

Pu Zhou1, Xiaolin Wang, Yanxing Ma

  • 1College of Opticelectric Science and Engineering, National University of Defense Technology, Changsha 410073, China.

Optics Letters
|April 6, 2010
PubMed
Summary

We developed a new active phasing method for injection-locked fiber laser arrays. This technique ensures robust performance in turbulent conditions and offers high tolerance for laser linewidth requirements.

More Related Videos

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator
08:39

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator

Published on: January 28, 2019

10.4K
Automation of Mode Locking in a Nonlinear Polarization Rotation Fiber Laser through Output Polarization Measurements
14:18

Automation of Mode Locking in a Nonlinear Polarization Rotation Fiber Laser through Output Polarization Measurements

Published on: February 28, 2016

11.9K

Related Experiment Videos

Last Updated: Jan 27, 2026

Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy
08:48

Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy

Published on: November 22, 2019

8.0K
Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator
08:39

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator

Published on: January 28, 2019

10.4K
Automation of Mode Locking in a Nonlinear Polarization Rotation Fiber Laser through Output Polarization Measurements
14:18

Automation of Mode Locking in a Nonlinear Polarization Rotation Fiber Laser through Output Polarization Measurements

Published on: February 28, 2016

11.9K

Area of Science:

  • Optics and Photonics
  • Laser Physics
  • Array Optics

Background:

  • Mutual injection-locking is crucial for coherent fiber laser arrays.
  • Active phasing is essential for maintaining beam quality in turbulent environments.
  • Existing methods face limitations in robustness and linewidth tolerance.

Purpose of the Study:

  • To introduce a novel active phasing approach for mutual injection-locked fiber laser arrays.
  • To demonstrate the practical advantages of this new method in challenging conditions.
  • To improve the overall performance and reliability of fiber laser arrays.

Main Methods:

  • Implementing active phasing in a mutually coupled fiber laser array setup.
  • Utilizing a proof-of-concept experiment to validate the approach.
  • Measuring fringe contrast of the intensity pattern at the receiving plane.

Main Results:

  • Achieved a fringe contrast exceeding 79% for the in-phase intensity pattern.
  • Demonstrated robust performance in simulated turbulent environments.
  • Showcased high tolerance to variations in laser linewidth.

Conclusions:

  • The proposed active phasing method offers a significant advancement for fiber laser arrays.
  • This approach enhances array performance and reliability, particularly in practical applications.
  • The technique is suitable for scenarios requiring high fringe contrast and tolerance to environmental disturbances.