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

Detection of Black Holes01:10

Detection of Black Holes

2.4K
Although black holes were theoretically postulated in the 1920s, they remained outside the domain of observational astronomy until the 1970s.
Their closest cousins are neutron stars, which are composed almost entirely of neutrons packed against each other, making them extremely dense. A neutron star has the same mass as the Sun but its diameter is only a few kilometers. Therefore, the escape velocity from their surface is close to the speed of light.
Not until the 1960s, when the first neutron...
2.4K
Atomic Nuclei: Larmor Precession Frequency01:11

Atomic Nuclei: Larmor Precession Frequency

2.2K
The earth's gravitational field produces a 'twisting force' perpendicular to the angular momentum of a spinning mass (such as a spinning top) that causes the mass to 'wobble' around the gravitational field axis in a phenomenon called precession. Similarly, the magnetic moment (μ) of a spinning nucleus precesses due to an external magnetic field directed along the z-axis. The precession of the magnetic moment vector about the magnetic field is called Larmor precession,...
2.2K
¹³C NMR: ¹H–¹³C Decoupling01:04

¹³C NMR: ¹H–¹³C Decoupling

1.4K
The probability of having two carbon-13 atoms next to each other is negligible because of the low natural abundance of carbon-13. Consequently, peak splitting due to carbon-carbon spin-spin coupling is not observed in spectra. However, protons up to three sigma bonds away split the carbon signal according to the n+1 rule, resulting in complicated spectra.
A broadband decoupling technique is used to simplify these complex, sometimes overlapping, signals. Broadband decoupling relies on a...
1.4K
Difference from Background: Limit of Detection01:05

Difference from Background: Limit of Detection

7.7K
The limit of detection (LOD) is the smallest amount of analyte that can be distinguished from the background noise. The LOD value corresponds to the concentration at which the analyte signal is three times larger than the standard deviation of the blank signal. Below this value, the analyte signal cannot be differentiated from the background noise. It is calculated by dividing the calibration slope by 3 times the standard deviation of the blank signals.
The LOD indicates the presence or absence...
7.7K
Radiation Pressure: Problem Solving01:09

Radiation Pressure: Problem Solving

605
The radiation pressure applied by an electromagnetic wave on a perfectly absorbing surface equals the energy density of the wave. The wave's momentum also gets transferred to the surface when an electromagnetic wave is entirely absorbed by it. The rate at which momentum is transmitted to an absorbing surface perpendicular to the propagation direction equals the force on the surface.
The average value of the rate of momentum transfer divided by the absorbing area represents the average force...
605
Errors in Global Positioning System01:26

Errors in Global Positioning System

193
Global Positioning System (GPS) technology has revolutionized navigation and positioning, but its accuracy is often compromised by various errors. These errors, stemming from environmental, satellite, and receiver-related factors, require careful mitigation to ensure reliable performance across applications.Atmospheric ErrorsGPS signals travel through the Earth’s ionosphere and troposphere, introducing delays which affect accuracy. The ionosphere is strongly influenced by charged particles,...
193

You might also read

Related Articles

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

Sort by
Same author

An Improved Cubature Kalman Filter for GNSS-Denied and System-Noise-Varying INS/GNSS Navigation.

Micromachines·2025
Same author

Novel heterozygous mutation in MYH3 causes contractures, pterygia, and spondylocarpostarsal fusion syndrome 1: A case report.

Medicine·2025
Same author

Construction and multidimensional effect evaluation of a mindfulness-based second victim intervention support programme for intensive care unit nurses: a case-control study.

BMC nursing·2025
Same author

Real-Time Wing Deformation Monitoring via Distributed Fiber Bragg Grating and Adaptive Federated Filtering.

Sensors (Basel, Switzerland)·2025
Same author

In-Motion Alignment with MEMS-IMU Using Multilocal Linearization Detection.

Sensors (Basel, Switzerland)·2025
Same author

EDECO: An Enhanced Educational Competition Optimizer for Numerical Optimization Problems.

Biomimetics (Basel, Switzerland)·2025

Related Experiment Video

Updated: Nov 15, 2025

Simulating Imaging of Large Scale Radio Arrays on the Lunar Surface
06:14

Simulating Imaging of Large Scale Radio Arrays on the Lunar Surface

Published on: July 30, 2020

5.2K

Intense L-Band Solar Radio Bursts Detection Based on GNSS Carrier-To-Noise Ratio Decrease over Multi-Satellite and

Fan Yang1, Xuefen Zhu1, Xiyuan Chen1

  • 1School of Instrument Science and Engineering, Southeast University, Nanjing 210096, China.

Sensors (Basel, Switzerland)
|March 6, 2021
PubMed
Summary

Intense solar radio bursts (SRBs) disrupt Global Navigation Satellite System (GNSS) signals. This study introduces a low-cost method to detect these L-band SRBs by analyzing signal noise across multiple satellites and ground stations.

Keywords:
carrier-to-noise ratiodetection rateglobal navigation satellite systemsolar radio bursts

More Related Videos

Dependence of Laser-induced Breakdown Spectroscopy Results on Pulse Energies and Timing Parameters Using Soil Simulants
08:53

Dependence of Laser-induced Breakdown Spectroscopy Results on Pulse Energies and Timing Parameters Using Soil Simulants

Published on: September 23, 2013

11.5K
Continuous-Wave Propagation Channel-Sounding Measurement System - Testing, Verification, and Measurements
09:36

Continuous-Wave Propagation Channel-Sounding Measurement System - Testing, Verification, and Measurements

Published on: June 25, 2021

3.3K

Related Experiment Videos

Last Updated: Nov 15, 2025

Simulating Imaging of Large Scale Radio Arrays on the Lunar Surface
06:14

Simulating Imaging of Large Scale Radio Arrays on the Lunar Surface

Published on: July 30, 2020

5.2K
Dependence of Laser-induced Breakdown Spectroscopy Results on Pulse Energies and Timing Parameters Using Soil Simulants
08:53

Dependence of Laser-induced Breakdown Spectroscopy Results on Pulse Energies and Timing Parameters Using Soil Simulants

Published on: September 23, 2013

11.5K
Continuous-Wave Propagation Channel-Sounding Measurement System - Testing, Verification, and Measurements
09:36

Continuous-Wave Propagation Channel-Sounding Measurement System - Testing, Verification, and Measurements

Published on: June 25, 2021

3.3K

Area of Science:

  • Space Weather
  • Radio Astronomy
  • Geodesy

Background:

  • Intense solar radio bursts (SRBs) cause noise and positioning errors in Global Navigation Satellite System (GNSS) receivers.
  • L-band SRBs significantly decrease the carrier-to-noise ratio (C/N0) for multiple GNSS satellites across the sunlit hemisphere.

Purpose of the Study:

  • To propose and validate a novel method for detecting intense L-band SRBs without relying on radio telescopes.
  • To assess the effectiveness of this method for ensuring the stable operation of GNSS receivers.

Main Methods:

  • Detection of the valley period of a single satellite signal at a single monitoring station.
  • Cross-validation of SRB detection by analyzing signal intersections across multiple satellites and multiple ground stations.

Main Results:

  • The proposed method achieves high detection rates for SRBs, particularly for GPS L2 and GLONASS G2 signals.
  • Detection rates can reach 80% for SRBs with flux densities above 800 solar flux units (SFU) at GPS L2 frequency.
  • Detection accuracy is independent of satellite distribution relative to the Sun.

Conclusions:

  • The developed SRB detection method is cost-effective, offers high detection rates, and has a low false alarm rate.
  • This approach provides a valuable reference for mitigating GNSS interference caused by intense L-band SRBs.