Video Experimental Relacionado
Updated: Oct 15, 2025

11:03
An Analog Macroscopic Technique for Studying Molecular Hydrodynamic Processes in Dense Gases and Liquids
Published on: December 4, 2017
8.7K
Las observaciones de microondas revelan la profundidad y la estructura de los vórtices atmosféricos de Júpiter
S J Bolton1, S M Levin2, T Guillot3
1Southwest Research Institute, San Antonio, TX, USA.
Resumen
Júpiter también.
Área de la Ciencia:
- Ciencias planetarias
- Ciencias atmosféricas
- Dinámica de fluidos
Sus antecedentes:
- La atmósfera de Júpiter tiene zonas prominentes, cinturones y vórtices como la Gran Mancha Roja.
- La estructura vertical y la profundidad de estas características atmosféricas siguen siendo en gran medida desconocidas.
- Las teorías existentes proponen vórtices como fenómenos meteorológicos poco profundos o manifestaciones de convección profunda.
Objetivo del estudio:
- Para investigar la estructura tridimensional de los vórtices atmosféricos de Júpiter.
- Para determinar la profundidad y las características de los vórtices jovianos debajo de la cubierta de nubes visible.
- Para restringir los modelos de la dinámica atmosférica en Júpiter.
Principales métodos:
- Utilizó las observaciones del radiómetro de microondas de la nave espacial Juno.
- Analizó datos de microondas para sondear las propiedades atmosféricas a varias profundidades.
- Centrado en la estructura y extensión de los vórtices atmosféricos.
Principales resultados:
- Se observó que las raíces de vórtice se extienden más profundamente que el nivel de condensación del agua.
- Identificó capas de inversión de densidad distintas dentro de la atmósfera joviana.
- Proporcionó evidencia empírica para la estructura profunda de los vórtices de Júpiter.
Conclusiones:
- Los vórtices de Júpiter poseen raíces profundas, extendiéndose significativamente por debajo de las cimas de las nubes.
- Los hallazgos desafían las teorías de que los vórtices son exclusivamente rasgos poco profundos.
- Restringe la extensión vertical de la dinámica atmosférica en Júpiter.
Videos de Conceptos Relacionados
Magnetic Field Lines
4.6K
The representation of magnetic fields by magnetic field lines is very useful in visualizing the strength and direction of the magnetic field. Each of the magnetic field lines forms a closed loop. The field lines emerge from the north pole (N), loop around to the south pole (S), and continue through the bar magnet back to the north pole.
Magnetic field lines follow several hard-and-fast rules:
Magnetic field lines follow several hard-and-fast rules:
4.6K
Phase Transitions: Vaporization and Condensation
19.3K
The physical form of a substance changes on changing its temperature. For example, raising the temperature of a liquid causes the liquid to vaporize (convert into vapor). The process is called vaporization—a surface phenomenon. Vaporization occurs when the thermal motion of the molecules overcome the intermolecular forces, and the molecules (at the surface) escape into the gaseous state. When a liquid vaporizes in a closed container, gas molecules cannot escape. As these gas phase...
19.3K
IR Spectroscopy: Molecular Vibration Overview
3.3K
When Infrared (IR) radiation passes through a covalently bonded molecule, the bonds transition from lower to higher vibrational levels. The fundamental vibrational motions that result in infrared absorption can be classified as stretching or bending vibrations.
Stretching vibrations are vibrational motions that occur along the bond line, changing the bond length or distance between two bonded atoms. They are further distinguished as symmetric or asymmetric. In symmetric stretching, the...
Stretching vibrations are vibrational motions that occur along the bond line, changing the bond length or distance between two bonded atoms. They are further distinguished as symmetric or asymmetric. In symmetric stretching, the...
3.3K
Magnetostatic Boundary Conditions
1.2K
An electric field suffers a discontinuity at a surface charge. Similarly, a magnetic field is discontinuous at a surface current. The perpendicular component of a magnetic field is continuous across the interface of two magnetic mediums. In contrast, its parallel component, perpendicular to the current, is discontinuous by the amount equal to the product of the vacuum permeability and the surface current. Like the scalar potential in electrostatics, the vector potential is also continuous...
1.2K
Boundary Layer Characteristics
256
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...
256
Vapor Pressure
36.7K
When a liquid vaporizes in a closed container, gas molecules cannot escape. As these gas phase molecules move randomly about, they will occasionally collide with the surface of the condensed phase, and in some cases, these collisions will result in the molecules re-entering the condensed phase. The change from the gas phase to the liquid is called condensation. When the rate of condensation becomes equal to the rate of vaporization, neither the amount of the liquid nor the amount of the vapor...
36.7K

