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 Experiment Videos

Near-field microwave microscope and electron-spin-resonance detection: ruby crystal surface.

Xiying Li1, J Adin Mann, Massood Tabib-Azar

  • 1Case Western Reserve University, Cleveland, Ohio 44106-7221, USA.

Applied Optics
|April 13, 2006
PubMed
Summary

Evanescent microwave microscopy (EMM) enhances electron-spin resonance (ESR) sensitivity by 6 orders of magnitude, enabling detection of 20,000 spin transitions. This microwave photon technique promises single-electron detection with nanometer resolution.

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

Ambient temperature variations and antimicrobial resistance: a multicountry analysis of non-linear relationships and temperature thresholds.

BMJ global health·2026
Same author

Ultralight soft electrostatic actuators based on solid-liquid-gas architectures.

Nature communications·2026
Same author

A refined maximum predictability for next location prediction with fusion knowledge.

PloS one·2026
Same author

Carboxymethyl cellulose/polyvinyl alcohol incorporated into silver-based metal-organic frameworks loaded with alizarin for visual monitoring of shrimp freshness.

International journal of biological macromolecules·2026
Same author

Fresh Pork Quality Assessment by NIRS and NMR: Predicting Eating Quality and Elucidating Relationships with Key Chemical Components.

Animals : an open access journal from MDPI·2025
Same author

Evaluation of Transferrin Level in Iron Supplementation after Partial Hepatectomy.

Bulletin of experimental biology and medicine·2025

Area of Science:

  • Physics
  • Materials Science
  • Spectroscopy

Background:

  • Near-field microwave photons offer nanometer-scale surface imaging.
  • Electron-spin resonance (ESR) is a key technique for probing electron spins.

Purpose of the Study:

  • To detect ESR on ruby surfaces using localized microwave photons.
  • To demonstrate enhanced sensitivity and spatial resolution using evanescent microwave microscopy (EMM).

Main Methods:

  • Utilized S-band frequency (3.73 GHz) microwave photons.
  • Employed evanescent microwave microscopy (EMM) for localized photon generation.
  • Detected electron-spin resonance (ESR) on ruby surfaces.

Main Results:

  • Achieved pinpointing of electron-spin centers with localized microwave photons.

Related Experiment Videos

  • EMM probe resolved 20,000 spin transitions.
  • Demonstrated a 6-order-of-magnitude sensitivity enhancement over conventional continuous-wave ESR.

    • Conclusions:

    • EMM significantly enhances ESR sensitivity and spatial resolution.
    • Future work aims for single-electron detection and nanometer-level resolution using AFM-EMM probes.