This HTML5 document contains 32 embedded RDF statements represented using HTML+Microdata notation.

The embedded RDF content will be recognized by any processor of HTML5 Microdata.

Namespace Prefixes

PrefixIRI
dbpedia-dehttp://de.dbpedia.org/resource/
dctermshttp://purl.org/dc/terms/
dbohttp://dbpedia.org/ontology/
foafhttp://xmlns.com/foaf/0.1/
n11https://global.dbpedia.org/id/
dbthttp://dbpedia.org/resource/Template:
rdfshttp://www.w3.org/2000/01/rdf-schema#
rdfhttp://www.w3.org/1999/02/22-rdf-syntax-ns#
owlhttp://www.w3.org/2002/07/owl#
wikipedia-enhttp://en.wikipedia.org/wiki/
dbchttp://dbpedia.org/resource/Category:
dbphttp://dbpedia.org/property/
provhttp://www.w3.org/ns/prov#
xsdhhttp://www.w3.org/2001/XMLSchema#
wikidatahttp://www.wikidata.org/entity/
dbrhttp://dbpedia.org/resource/

Statements

Subject Item
dbr:Field_aligned_irregularities
dbo:wikiPageWikiLink
dbr:Field-aligned_irregularity
dbo:wikiPageRedirects
dbr:Field-aligned_irregularity
Subject Item
dbr:Field-aligned_irregularity
rdfs:label
Field-aligned irregularity Field-aligned irregularities
rdfs:comment
A field-aligned irregularity (FAI) is an anisotropic (different values when measured in different directions) perturbation of plasma density associated with magnetic fields. FAIs are often thought of in the context of the Earth's ionosphere where several natural processes generate FAIs in the E-region and F-region. They occur at 50 and 140 MHz, where electrons associated with the event become vertically aligned with Earth's magnetic field. FAI may occur for several hours after it starts. Optimum times for observance appear to be between 8 PM and midnight. Field-aligned irregularities (engl.) sind ein physikalischer Effekt in der Ionosphäre, der zu Überreichweiten von Funksignalen führt. Es handelt sich um eine meist mehrere Stunden dauernde Veränderung in der Plasmadichte der E- und F-Schichten der Ionosphäre, bei der sich die Elektronen nach dem Erdmagnetfeld ausrichten. Dadurch entstehen Überreichweiten von UKW-Signalen.
dcterms:subject
dbc:Ionosphere
dbo:wikiPageID
12830424
dbo:wikiPageRevisionID
1098666109
dbo:wikiPageWikiLink
dbr:F_region dbr:Electrons dbr:E_region dbr:Plasma_(physics) dbr:Magnetic_field dbc:Ionosphere dbr:Anisotropic dbr:Ionosphere dbr:MHz
owl:sameAs
dbpedia-de:Field-aligned_irregularities n11:4k6zi wikidata:Q5446968
dbp:wikiPageUsesTemplate
dbt:Electromagnetism-stub dbt:Astrophysics-stub dbt:Reflist
dbo:abstract
Field-aligned irregularities (engl.) sind ein physikalischer Effekt in der Ionosphäre, der zu Überreichweiten von Funksignalen führt. Es handelt sich um eine meist mehrere Stunden dauernde Veränderung in der Plasmadichte der E- und F-Schichten der Ionosphäre, bei der sich die Elektronen nach dem Erdmagnetfeld ausrichten. Dadurch entstehen Überreichweiten von UKW-Signalen. A field-aligned irregularity (FAI) is an anisotropic (different values when measured in different directions) perturbation of plasma density associated with magnetic fields. FAIs are often thought of in the context of the Earth's ionosphere where several natural processes generate FAIs in the E-region and F-region. They occur at 50 and 140 MHz, where electrons associated with the event become vertically aligned with Earth's magnetic field. FAI may occur for several hours after it starts. Optimum times for observance appear to be between 8 PM and midnight.
prov:wasDerivedFrom
wikipedia-en:Field-aligned_irregularity?oldid=1098666109&ns=0
dbo:wikiPageLength
1294
foaf:isPrimaryTopicOf
wikipedia-en:Field-aligned_irregularity
Subject Item
dbr:Field-aligned_irregularities
dbo:wikiPageWikiLink
dbr:Field-aligned_irregularity
dbo:wikiPageRedirects
dbr:Field-aligned_irregularity
Subject Item
wikipedia-en:Field-aligned_irregularity
foaf:primaryTopic
dbr:Field-aligned_irregularity