Lee ebe Radius na-arụ ọrụ na igwe ojii si


Radius dị irè nke igwe ojii (ma ọ bụ radius dị irè ma ọ bụ '''radios''' dị irè mgbè ọ dị n'ihe gbárá ya gbụrụ-gbúrụ) bụ ihe dị arọ nke nkesa nke igwe ojii.<ref>{{Cite web|url=http://disc.sci.gsfc.nasa.gov/PIP/shtml/cloud_effective_radius.shtml|title=Cloud Effective Radius|work=Goddard Earth Sciences Data and Information Services Center|accessdate=3 August 2009|archiveurl=https://web.archive.org/web/20090724155507/http://disc.sci.gsfc.nasa.gov/PIP/shtml/cloud_effective_radius.shtml|archivedate=24 July 2009}}</ref> James E. Hansen na Larry Travis kọwara okwu ahụ n'afọ 1974 dị ka oke nkè oge nké atọ na nke abụọ nke nkesa nha droplet iji nyere aka na ntụgharị nke data a na-ahụ anya.<ref>{{Cite journal|author=Hansen., J.E. and L.D. Travis|title=Light scattering in planetary atmospheres|journal=[[Space Science Reviews]]|volume=16|issue=4|year=1974|doi=10.1007/BF00168069|pages=527–610}}</ref> N'ụzọ anụ ahụ, ọ bụ mpaghara radius nke igwe ojii.
Na mgbakọ na mwepụ, enwèrè ike ịkọwa nke a dị ka

: .<math>r_e = \dfrac{\int\limits_{0}^{\infty} \pi \cdot r^3 \cdot n(r)\,dr}{\int\limits_{0}^{\infty} \pi \cdot r^2 \cdot n(r)\,dr}</math>

Radius nke ụwa nwèrè uru dị iche iche màkà mmiri na ice: nke mbụ dị gbụrụ-gbúrụ 14 μm, ébé màkà ice ọ dị gbụrụ-gbúrụ 25 μm. Nnyocha na-egosikwa na radius nke ígwé ojii dị irè buru ibu n'elu oké osimiri karịa n'elu ala site na Pasent iri na ise ruo pasentị iri abụọ N'ụzọ dị iche, ọdịiche dị na oke ice n'elu ala na oké osimiri dị obere (naanị 5%).<ref name="2013stubenrauch">
{{Cite journal|author=Stubenrauch|first=C. J.|title=Assessment of global cloud datasets from satellites: Project and Database initiated by GEWEX Radiation Panel|journal=[[Bulletin of the American Meteorological Society]]|date=2013|volume=94|issue=7|pages=1031–1049|doi=10.1175/BAMS-D-12-00117.1|url=https://hal.archives-ouvertes.fr/hal-01091218/document}}</ref>

== Hụkwa ==

* Mmiri mmiri dị n'ime
* Nhazi nke oke mmiri ozuzo

== Edensibia ==
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