Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

MOSFET: Enhancement Mode

MOSFET: Enhancement Mode

Enhancement-mode MOSFETs are pivotal components in electronics, distinguished by their capacity to act as highly efficient switches. They are part of the larger family of metal-oxide Semiconductor Field-Effect Transistors (MOSFETs). They are available in two types: p-channel and n-channel, each tailored to specific polarity operations.
In their basic form, enhancement-mode MOSFETs are typically non-conductive when the gate-source voltage (Vgs) is zero. This default 'off' state means no...

You might also read

Related Articles

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

Sort by

Same author

Quantum metrology under coarse-grained measurement.

Optics express·2026

Same author

Quantum noise in ranging with optical pulses.

Optics letters·2026

Same author

A new amidohydrolase and β-oxidation-like pathway for piperine catabolism in soil actinomycetes.

The Journal of biological chemistry·2025

Same author

Optimal Moment-Based Characterization of a Gaussian State.

Physical review letters·2025

Same author

Few-mode squeezing in type-I parametric downconversion by complete group velocity matching.

Optics letters·2024

Same author

Optical phase encoding in a pulsed approach to reservoir computing.

Optics letters·2024

Same journal

Denoising algorithm of Φ-OTDR systems based on adaptive fractional wavelet transform denoising.

Optics express·2026

Same journal

Millisecond photon-to-photon latency and high-speed volumetric projection system for optogenetics.

Optics express·2026

Same journal

Polarization-encoded coaxial structured light for high-precision 3D surface profilometry.

Optics express·2026

Same journal

Discrete freeform optical design based on collaborative optimization of point cloud and local normals.

Optics express·2026

Same journal

Ultrafast ghost imaging with 25 GHz speckle switching and wavelength-division multiplexing.

Optics express·2026

Same journal

Atomic vapor cells fabricated by femtosecond laser welding of standard-optical-quality glass.

Optics express·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Apr 27, 2026

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

Published on: March 20, 2017

Efficient and mode selective spatial mode multiplexer based on multi-plane light conversion.

Guillaume Labroille, Bertrand Denolle, Pu Jian

|July 1, 2014

Summary

This summary is machine-generated.

We developed a novel spatial mode multiplexer using Multi-Plane Light Conversion (MPLC) technology. This device offers high mode selectivity and low loss, enabling efficient conversion between multiple fiber modes.

More Related Videos

Characterization of Anisotropic Leaky Mode Modulators for Holovideo

Characterization of Anisotropic Leaky Mode Modulators for Holovideo

Published on: March 19, 2016

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

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

Published on: January 28, 2019

Related Experiment Videos

Last Updated: Apr 27, 2026

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

Published on: March 20, 2017

Characterization of Anisotropic Leaky Mode Modulators for Holovideo

Characterization of Anisotropic Leaky Mode Modulators for Holovideo

Published on: March 19, 2016

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

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

Published on: January 28, 2019

Area of Science:

Optical Engineering
Photonics
Telecommunications

Background:

Spatial division multiplexing (SDM) is crucial for increasing fiber optic communication capacity.
Existing mode multiplexers often suffer from high insertion loss and limited mode selectivity.
Developing efficient and versatile mode converters is essential for advanced optical networks.

Purpose of the Study:

To design and demonstrate a new spatial mode multiplexer based on Multi-Plane Light Conversion (MPLC).
To achieve very low intrinsic loss and high mode selectivity in the developed device.
To showcase the multiplexer's capability for arbitrary mode conversion across various fiber eigenmodes.

Main Methods:

Utilized Multi-Plane Light Conversion (MPLC) architecture for device design.
Fabricated and characterized a 3-mode multiplexer prototype.
Evaluated mode selectivity and insertion efficiency across the C-band.
Demonstrated mode conversion for the first six eigenmodes (LP01, LP11a, LP11b, LP02, LP21a, LP21b) of a few-mode fiber.

Main Results:

Achieved mode selectivity better than -23 dB.
Demonstrated a total insertion efficiency of -4.1 dB, with potential for -2.4 dB via optical coating improvements.
Confirmed functionality across the full C-band spectrum.
Successfully performed arbitrary mode conversions for multiple few-mode fiber (FMF) eigenmodes.

Conclusions:

The MPLC-based spatial mode multiplexer offers a promising solution for high-capacity optical communication.
The demonstrated low loss and high selectivity meet key performance requirements for SDM systems.
The device's versatility in performing arbitrary mode conversions opens avenues for advanced optical signal processing.