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

Characteristics of Series Resonant Circuit01:24

Characteristics of Series Resonant Circuit

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:
Standing Waves in a Cavity01:28

Standing Waves in a Cavity

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:
Double Resonance Techniques: Overview01:12

Double Resonance Techniques: Overview

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...
Parallel Resonance01:23

Parallel Resonance

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:

You might also read

Related Articles

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

Sort by
Same author

Octave-spanning supercontinuum generation in a wafer-scale, low loss deuterated silicon nitride waveguide.

Optics express·2026
Same author

Nanophotonic neural probes for in vivo photostimulation, electrophysiology, and microfluidic delivery.

Microsystems & nanoengineering·2026
Same author

Thermally induced refractive index trimming of visible-light silicon nitride waveguides using suspended heaters.

Optics express·2025
Same author

Single-lobe steering of blue light with an active optical phased array.

Optics letters·2025
Same author

Foundry-fabricated dual-color nanophotonic neural probes for photostimulation and electrophysiological recording.

Neurophotonics·2025
Same author

Implantable silicon neural probes with nanophotonic phased arrays for single-lobe beam steering.

Communications engineering·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

Related Experiment Video

Updated: Jun 17, 2026

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

Many-element coupled-resonator optical waveguides using gapless-coupled microdisk resonators.

Xianshu Luo1, Andrew W Poon

  • 1Photonic Device Laboratory, Department of Electronic and Computer Engineering, The Hong Kong University of Science and Technology, Clear Water Bay, Hong Kong SAR, China.

Optics Express
|January 7, 2010
PubMed
Summary
This summary is machine-generated.

We developed silicon photonic coupled-resonator optical waveguides (CROWs) with gapless microdisk resonators. These CROWs demonstrate efficient light transmission and high-order filtering for advanced optical applications.

More Related Videos

Fabrication and Testing of Microfluidic Optomechanical Oscillators
09:10

Fabrication and Testing of Microfluidic Optomechanical Oscillators

Published on: May 29, 2014

Fabrication of Silica Ultra High Quality Factor Microresonators
07:51

Fabrication of Silica Ultra High Quality Factor Microresonators

Published on: July 2, 2012

Related Experiment Videos

Last Updated: Jun 17, 2026

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

Fabrication and Testing of Microfluidic Optomechanical Oscillators
09:10

Fabrication and Testing of Microfluidic Optomechanical Oscillators

Published on: May 29, 2014

Fabrication of Silica Ultra High Quality Factor Microresonators
07:51

Fabrication of Silica Ultra High Quality Factor Microresonators

Published on: July 2, 2012

Area of Science:

  • Photonics
  • Optical Engineering
  • Materials Science

Background:

  • Coupled-resonator optical waveguides (CROWs) are crucial for optical signal processing.
  • Achieving efficient coupling and low loss in CROWs remains a key challenge.
  • Microdisk resonators offer potential for compact and integrated photonic devices.

Purpose of the Study:

  • To demonstrate silicon photonic CROWs utilizing novel microspiral and double-notch microdisk resonators.
  • To enable gapless inter-cavity coupling for improved CROW performance.
  • To characterize the transmission, filtering, and optical delay properties of these CROWs.

Main Methods:

  • Fabrication of silicon photonic microdisk resonators with microspiral and double-notch shapes.
  • Experimental measurement of transmission spectra for CROWs with up to 101 elements.
  • Estimation of insertion loss, 3-dB linewidth, and side-mode suppression ratio.
  • Measurement of optical delay across the transmission bands.

Main Results:

  • Successfully implemented gapless inter-cavity coupling using sub-micrometer notches.
  • Demonstrated CROW transmission spectra for up to 101 coupled microdisk resonators.
  • Estimated low insertion loss of 0.11-0.24 dB/disk.
  • Achieved high-order filtering with a 3-dB linewidth of ~2.5 nm and side-mode suppression ratio of ~30 dB.
  • Observed significant optical delays up to ~70 ps at the band center and ~110 ps in the sideband.

Conclusions:

  • The developed microdisk-based CROWs enable efficient, gapless coupling for silicon photonics.
  • These CROWs exhibit promising filtering characteristics and substantial optical delay capabilities.
  • The findings pave the way for advanced integrated photonic devices for optical signal processing and delay applications.