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

Variation of Atmospheric Pressure01:18

Variation of Atmospheric Pressure

3.1K
Change in atmospheric pressure with height is particularly interesting. The decrease in atmospheric pressure with increasing altitude is due to the decreasing gravitational force per unit area as we move away from the surface of the earth.
Assuming the air temperature is constant at a given altitude and that the ideal gas law of thermodynamics describes the atmosphere to a good approximation, one can find the variation of atmospheric pressure with height.
Let p(y) be the atmospheric pressure at...
3.1K
Influence of Earth's Curvature and Atmospheric Refraction on Leveling01:26

Influence of Earth's Curvature and Atmospheric Refraction on Leveling

346
During leveling, the Earth's curvature and atmospheric refraction introduce deviations in the line of sight from a true horizontal reference. When the line of sight is leveled, it remains perpendicular to the plumb line only at a single point. Beyond this, it deviates due to the Earth’s curvature, represented by the correction C. For a sight distance D, the deviation can be derived using the relationship:This relationship shows that the deviation increases quadratically with distance.
346
Precipitation Processes01:12

Precipitation Processes

700
The experimental conditions in a gravimetric analysis should be optimized to maximize the particle size and purity of the obtained precipitate. Ideally, the concentration of the precipitating reagent should be low with effective stirring to maintain low relative supersaturation for the growth of large crystals. In homogeneous precipitation, the precipitant is slowly generated by a chemical reaction in the solution to avoid local reagent excesses. For example, urea decomposes gradually to...
700
Precipitation of Ions03:11

Precipitation of Ions

28.7K
Predicting Precipitation
The equation that describes the equilibrium between solid calcium carbonate and its solvated ions is:
28.7K
What is Weather?01:07

What is Weather?

18.6K
Overview
18.6K
Boundary Layer Characteristics01:18

Boundary Layer Characteristics

260
When a fluid encounters a solid surface, a boundary layer forms due to the interaction between the fluid's motion and the stationary surface. This phenomenon is characterized by a thin region adjacent to the surface where viscous forces dominate, influencing the fluid's velocity profile. The development of the boundary layer begins at the leading edge of the surface and evolves as the fluid moves downstream.As the fluid flows over the surface, friction between the fluid and the wall slows down...
260

You might also read

Related Articles

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

Sort by
Same author

The Ionospheric Connection Explorer - Prime Mission Review.

Space science reviews·2023
Same author

Michelson Interferometer for Global High-Resolution Thermospheric Imaging (MIGHTI) On-Orbit Wind Observations: Data Analysis and Instrument Performance.

Space science reviews·2023
Same author

In-Flight Performance of the ICON EUV Spectrograph.

Space science reviews·2023
Same author

Neutral Composition Information in ICON EUV Dayglow Observations.

Journal of geophysical research. Space physics·2022
Same author

Pronounced Suppression and X-Pattern Merging of Equatorial Ionization Anomalies After the 2022 Tonga Volcano Eruption.

Journal of geophysical research. Space physics·2022
Same author

Atmospheric Lunar Tide in the Low Latitude Thermosphere-Ionosphere.

Geophysical research letters·2022

Related Experiment Video

Updated: Oct 16, 2025

Measurement of Aerosols Optical Thickness of the Atmosphere using the GLOBE Handheld Sun Photometer
06:27

Measurement of Aerosols Optical Thickness of the Atmosphere using the GLOBE Handheld Sun Photometer

Published on: May 29, 2019

8.1K

Atmosphere-Ionosphere (A-I) Coupling as Viewed by ICON: Day-to-Day Variability Due to Planetary Wave (PW)-Tide

Jeffrey M Forbes1, Xiaoli Zhang1, Roderick Heelis2

  • 1Ann and H.J. Smead Department of Aerospace Engineering Sciences, University of Colorado, Boulder, CO, USA.

Journal of Geophysical Research. Space Physics
|October 15, 2021
PubMed
Summary

This study reveals how atmospheric waves, like the diurnal tide (DE3), directly influence ionospheric variability. It shows a clear connection between E-region neutral winds and F-region ionospheric drifts and electron densities.

More Related Videos

Thermocapillary Convection Space Experiment on the SJ-10 Recoverable Satellite
07:00

Thermocapillary Convection Space Experiment on the SJ-10 Recoverable Satellite

Published on: March 11, 2020

7.6K
Exploring the Effects of Atmospheric Forcings on Evaporation: Experimental Integration of the Atmospheric Boundary Layer and Shallow Subsurface
13:27

Exploring the Effects of Atmospheric Forcings on Evaporation: Experimental Integration of the Atmospheric Boundary Layer and Shallow Subsurface

Published on: June 8, 2015

8.9K

Related Experiment Videos

Last Updated: Oct 16, 2025

Measurement of Aerosols Optical Thickness of the Atmosphere using the GLOBE Handheld Sun Photometer
06:27

Measurement of Aerosols Optical Thickness of the Atmosphere using the GLOBE Handheld Sun Photometer

Published on: May 29, 2019

8.1K
Thermocapillary Convection Space Experiment on the SJ-10 Recoverable Satellite
07:00

Thermocapillary Convection Space Experiment on the SJ-10 Recoverable Satellite

Published on: March 11, 2020

7.6K
Exploring the Effects of Atmospheric Forcings on Evaporation: Experimental Integration of the Atmospheric Boundary Layer and Shallow Subsurface
13:27

Exploring the Effects of Atmospheric Forcings on Evaporation: Experimental Integration of the Atmospheric Boundary Layer and Shallow Subsurface

Published on: June 8, 2015

8.9K

Area of Science:

  • Space Physics
  • Atmospheric Science
  • Aeronomy

Background:

  • Atmosphere-ionosphere (A-I) connectivity is influenced by atmospheric waves, including planetary waves (PWs) and tides.
  • Understanding the dynamical origins of ionospheric variability is crucial for A-I coupling studies.

Purpose of the Study:

  • To investigate the relationship between neutral winds and ionospheric variability on a day-to-day basis using Coincident Ionospheric Connections Explorer (ICON) data.
  • To attribute the dynamical origins of ionospheric variability to specific atmospheric wave phenomena, particularly the diurnal tide (DE3).

Main Methods:

  • Analysis of ICON measurements of neutral winds, plasma drifts, and total ion densities (Ne) from January 1-21, 2020.
  • Identification of the eastward-propagating diurnal tide with zonal wavenumber s = -3 (DE3) in E-region winds.
  • Correlation of DE3-modulated winds and drifts with coexisting planetary waves (PWs) and an ultra-fast Kelvin wave (UFKW).

Main Results:

  • A dominant DE3 component was identified in E-region winds, modulating winds and ionospheric drifts.
  • Large variations in DE3 winds and F-region drifts were observed, consistent with 2-day, 6-day PWs, and a ~3-day UFKW.
  • Wave-4 variability in electron density (Ne) of 25%-35% was linked to DE3 interactions with ambient winds and ion drag.

Conclusions:

  • This study provides the first direct evidence linking day-to-day wave-4 variability in E-region neutral winds to F-region ionospheric drifts and electron densities.
  • Atmospheric waves, including DE3, PWs, and UFKW, significantly modulate ionospheric parameters.
  • Complex interactions between different atmospheric waves and ion drag contribute to observed ionospheric variability.