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

You might also read

Related Articles

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

Sort by
Same author

Association Between Sleep Quality and Oxidative Stress in Postoperative Cardiovascular Patients-A Pilot Study.

Journal of sleep research·2026
Same author

Comparing wire-mesh sensor with neutron radiography for measurement of liquid fraction in foam.

Journal of physics. Condensed matter : an Institute of Physics journal·2022
Same author

Thermal Gating of Magnon Exchange in Magnetic Multilayers with Antiferromagnetic Spacers.

Physical review letters·2021
Same author

Fatty acid composition of adipose tissue at term indicates deficiency of arachidonic and docosahexaenoic acid and excessive linoleic acid supply in preterm infants.

European journal of nutrition·2020
Same author

Epigenetic activation of O-linked β-N-acetylglucosamine transferase overrides the differentiation blockage in acute leukemia.

EBioMedicine·2020
Same author

Role of lipids in the pathophysiology of peripheral and autonomic neuropathy and cardiac function in patients with diabetes mellitus type 1. A preliminary report.

Hippokratia·2019

Related Experiment Video

Updated: Mar 16, 2026

Fabrication of Silica Ultra High Quality Factor Microresonators
07:51

Fabrication of Silica Ultra High Quality Factor Microresonators

Published on: July 2, 2012

17.0K

A microwave resonator integrated on a polymer microfluidic chip.

S Z Kiss1, A M Rostas2, L Heidinger2

  • 1Institute of Microstructure Technology (IMT), Karlsruhe Institute of Technology, Hermann-von-Helmholtz-Platz 1, 76344 Eggenstein-Leopoldshafen, Germany.

Journal of Magnetic Resonance (San Diego, Calif. : 1997)
|August 7, 2016
PubMed
Summary

We developed a novel microwave resonator on a microfluidic chip for compact, in-field measurements. This technology enables sensitive electron paramagnetic resonance (EPR) experiments with easy sample exchange.

Keywords:
EPRESRFluidic chipMicrofluidicResonatorResonator modesSmall-volume EPRSpin nutationStacked resonatorTransient EPR

More Related Videos

A Microfluidic Platform for Precision Small-volume Sample Processing and Its Use to Size Separate Biological Particles with an Acoustic Microdevice
11:32

A Microfluidic Platform for Precision Small-volume Sample Processing and Its Use to Size Separate Biological Particles with an Acoustic Microdevice

Published on: November 23, 2015

14.5K
Rapid Repetition Rate Fluctuation Measurement of Soliton Crystals in a Microresonator
07:42

Rapid Repetition Rate Fluctuation Measurement of Soliton Crystals in a Microresonator

Published on: December 15, 2021

3.6K

Related Experiment Videos

Last Updated: Mar 16, 2026

Fabrication of Silica Ultra High Quality Factor Microresonators
07:51

Fabrication of Silica Ultra High Quality Factor Microresonators

Published on: July 2, 2012

17.0K
A Microfluidic Platform for Precision Small-volume Sample Processing and Its Use to Size Separate Biological Particles with an Acoustic Microdevice
11:32

A Microfluidic Platform for Precision Small-volume Sample Processing and Its Use to Size Separate Biological Particles with an Acoustic Microdevice

Published on: November 23, 2015

14.5K
Rapid Repetition Rate Fluctuation Measurement of Soliton Crystals in a Microresonator
07:42

Rapid Repetition Rate Fluctuation Measurement of Soliton Crystals in a Microresonator

Published on: December 15, 2021

3.6K

Area of Science:

  • Microwave Engineering
  • Microfluidics
  • Spectroscopy

Background:

  • Compact and portable devices are crucial for in-field scientific measurements.
  • Existing technologies for magnetic resonance experiments often lack convenient sample exchange capabilities.
  • Integrating resonators with microfluidic systems offers a pathway to miniaturized and efficient analytical tools.

Purpose of the Study:

  • To introduce a novel stacked split-ring microwave resonator integrated into a microfluidic chip.
  • To demonstrate the suitability of the resonator for compact, in-field measurements, specifically low-field magnetic resonance (MR) experiments.
  • To evaluate the performance and sensitivity of the proposed resonator for electron paramagnetic resonance (EPR) spectroscopy.

Main Methods:

  • Fabrication of a 10mm x 10mm microfluidic chip with an integrated stacked split-ring microwave resonator.
  • Utilizing microfluidic channels for convenient liquid sample loading.
  • Characterization via electromagnetic (EM) field simulations, field perturbation method, and return loss measurements.
  • Recording X-band Electron Paramagnetic Resonance (EPR) spectra.

Main Results:

  • The microfluidic chip enables convenient sample loading into the resonator.
  • Electromagnetic simulations and experimental measurements validated the resonator's design.
  • Achieved an electron-spin sensitivity of 3.7 × 10^11 spins·Hz^(-1/2)G^(-1) for a single EPR transition.
  • Preliminary time-resolved EPR experiments were conducted to assess microwave conversion efficiency.

Conclusions:

  • The novel microwave resonator integrated with a microfluidic chip provides a compact solution for in-field measurements.
  • The design is suitable for applications like low-field MR and EPR spectroscopy, offering convenient sample exchange.
  • The demonstrated sensitivity and potential for efficient microwave conversion highlight its utility for advanced spectroscopic techniques.