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 Video

Updated: Dec 19, 2025

High Resolution Physical Characterization of Single Metallic Nanoparticles
09:56

High Resolution Physical Characterization of Single Metallic Nanoparticles

Published on: June 28, 2019

6.0K

Digital Processing for Single Nanoparticle Electrochemical Transient Measurements.

Salvador Gutierrez-Portocarrero1, Kiley Sauer1, Nelum Karunathilake1

  • 1Department of Chemistry, University of Nevada, Reno, Nevada 89557, United States.

Analytical Chemistry
|June 9, 2020
PubMed
Summary
This summary is machine-generated.

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

α-mangostin, a xanthone from <i>garcinia mangostana</i> fruit inhibits MEK1 kinase in prostate cancer.

Natural product research·2026
Same author

Metabolism by ex vivo cultures of human stool increases the activity of coumarin, a widespread antioxidant from herbal supplements.

Cell reports·2026
Same author

Mangosteen (<i>Garcinia mangostana</i>) Pericarp and Leaf Tinctures Inhibit LPS-Induced Pro-Inflammatory Responses in Macrophages and Activate Nrf2.

Nutrients·2026
Same author

Detection of CO<sub>2</sub> Locally Generated by Formate Dehydrogenase Using Carbonate Ion-Selective Micropipette Electrodes.

ACS nano·2025
Same author

Electrical Double Layer Spillover Drives Coupled Electron- and Phase-Transfer Reactions at Electrode/Toluene/Water Three-Phase Interfaces.

Journal of the American Chemical Society·2024
Same author

Crystal Structure and Biochemical Analysis of a Cytochrome P450 Steroid Hydroxylase (<i>Ba</i>CYP106A6) from <i>Bacillus</i> Species.

Journal of microbiology and biotechnology·2023

Digital frequency analysis enhances single nanoparticle electrochemical detection using fast Fourier transforms (FFT) and digital filters. This method effectively removes noise, improving signal clarity for various nanoparticle experiments.

Area of Science:

  • Electrochemistry
  • Nanotechnology
  • Signal Processing

Background:

  • Single nanoparticle electrochemical detection generates complex transients with significant noise.
  • Traditional filtering methods can distort or remove important signal features.
  • Advanced signal processing is needed to accurately analyze nanoparticle behavior.

Purpose of the Study:

  • To demonstrate the application of digital frequency analysis for single nanoparticle electrochemical detection.
  • To evaluate the effectiveness of different digital filters (Butterworth, rectangle, Bessel) in noise reduction and signal preservation.
  • To optimize filtering strategies for various experimental setups including electrocatalysis, photocatalysis, and nanoimpacts.

Main Methods:

  • Utilized fast Fourier transforms (FFT) to convert time-domain electrochemical transients into the frequency domain.

More Related Videos

Author Spotlight: Tracking Electrochemistry on Single Nanoparticles with Surface-Enhanced Raman Scattering Spectroscopy and Microscopy
10:59

Author Spotlight: Tracking Electrochemistry on Single Nanoparticles with Surface-Enhanced Raman Scattering Spectroscopy and Microscopy

Published on: May 12, 2023

3.3K
A Closed-Type Wireless Nanopore Electrode for Analyzing Single Nanoparticles
08:31

A Closed-Type Wireless Nanopore Electrode for Analyzing Single Nanoparticles

Published on: March 20, 2019

7.9K

Related Experiment Videos

Last Updated: Dec 19, 2025

High Resolution Physical Characterization of Single Metallic Nanoparticles
09:56

High Resolution Physical Characterization of Single Metallic Nanoparticles

Published on: June 28, 2019

6.0K
Author Spotlight: Tracking Electrochemistry on Single Nanoparticles with Surface-Enhanced Raman Scattering Spectroscopy and Microscopy
10:59

Author Spotlight: Tracking Electrochemistry on Single Nanoparticles with Surface-Enhanced Raman Scattering Spectroscopy and Microscopy

Published on: May 12, 2023

3.3K
A Closed-Type Wireless Nanopore Electrode for Analyzing Single Nanoparticles
08:31

A Closed-Type Wireless Nanopore Electrode for Analyzing Single Nanoparticles

Published on: March 20, 2019

7.9K
  • Applied various digital filters, including low-pass, band-stop, and Butterworth filters, to analyze filtered data.
  • Tested filtering techniques on experimental data from single Au nanoparticle hydrazine oxidation, TiO2 nanoparticle photocurrent, and ZnO nanoparticle nanoimpacts.

    • Main Results:

    • Butterworth filters effectively removed noise while preserving fundamental process amplitudes.
    • Low-pass filters maintained step height in stepwise transients, and band-stop filters preserved peak height in blip transients.
    • Digital filtering enabled the resolution of photocurrent steps smaller than the background noise and preserved nanoimpact information.

    Conclusions:

    • Digital frequency analysis, particularly with Butterworth filters, is a powerful tool for enhancing single nanoparticle electrochemical detection.
    • The choice of filter and cutoff frequencies is crucial for preserving specific signal features across different experimental conditions.
    • This approach offers significant advantages for analyzing complex electrochemical signals from nanomaterials.