Ambipolar Definition & Meaning - Merriam-Webster
网页The meaning of AMBIPOLAR is relating to or consisting of both electrons and positive ions moving in opposite directions. How to use ambipolar in a sentence.
Ambipolar diffusion - Wikipedia
网页Ambipolar diffusion is diffusion of positive and negative particles with opposite electrical charge (such as electrons and positive ions) due to their interaction via an electric field. [1] In plasma physics, ambipolar diffusion is closely related to the concept of quasineutrality.
Earth's ambipolar electric field - Wikipedia
网页Earth's ambipolar electric field is a key element of a theory about an electric field which surrounds the planet and, by the process of ambipolar diffusion, inflates the ionosphere and generates the polar wind.
NASA Discovers a Long-Sought Global Electric Field on Earth
网页2024年8月28日 · Known as the ambipolar electric field, scientists first hypothesized over 60 years ago that it drove how our planet’s atmosphere can escape above Earth’s North and South Poles.
NASA SVS | Discovering Earth’s Third Global Energy Field
网页2024年8月28日 · High above the Earth’s North and South Poles, a steady stream of particles escapes from our atmosphere into space. Scientists call this mysterious outflow the “polar wind,” and for almost 60 years, spacecraft have been flying through it as scientists have theorized about its cause.
Scientists Detect Invisible Electric Field Around Earth For First Time
网页2024年8月30日 · It's called the ambipolar field, an electric field first hypothesized more than 60 years ago, and its discovery will change the way we study and understand the behavior and evolution of our beautiful, ever-changing world.
Earth’s Missing Third Energy Field Appears in the Arctic Skies
网页2024年9月9日 · Scientists detected Earth's ambipolar electric field, confirming that it shapes the atmosphere. This key discovery impacts our understanding of space weather.
A NASA Rocket Has Finally Found Earth’s Global Electric Field
网页2024年8月29日 · It’s called the ambipolar electric field, and it’s a weak electric field that surrounds the planet. It’s responsible for the polar wind, which was first detected decades ago. The polar wind is an...
Earth’s ambipolar electrostatic field and its role in ion escape to ...
网页2024年8月28日 · The ambipolar field of Earth controls the structure of the polar ionosphere and boosts its scale height by 271%, physically driving the polar wind and acting as the source of the magnetospheric...
Ambipolar electric field - Simple English Wikipedia, the free …
网页The ambipolar electric field [1] is an electric field responsible for the solar wind in the upper atmosphere, [2] about 150 miles (240 km) above the surface of the earth. The field is one of three known energy fields around the planet Earth.
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