group velocity

English

Noun

group velocity (plural group velocities)

1. (physics) the propagation velocity of the envelope of a modulated travelling wave, which is considered as the propagation velocity of information or energy contained in it.

Translations

propagation velocity of a wave envelope

• Arabic: سرعة الزمرة
• Armenian: խմբային արագություն (xmbayin aragutʻyun)
• Belarusian: групавая скорасць f (hrupavaja skórascʹ)
• Catalan: velocitat de grup f
• Chinese:

  Mandarin: 群速度 (zh) (qúnsùdù)

• Czech: grupová rychlost f
• Esperanto: grupa rapido
• Finnish: ryhmänopeus
• Georgian: ჯგუფური სიჩქარე (ǯgupuri sičkare)
• German: Gruppengeschwindigkeit f
• Hebrew: מהירות חבורה
• Hungarian: csoportsebesség (hu)
• Italian: velocità di gruppo f
• Japanese: 群速度 (ぐんそくど, gunsokudo)
• Kazakh: топтық жылдамдық (toptyq jyldamdyq)
• Korean: 군속도 (gunsokdo)
• Lithuanian: grupinis greitis m
• Macedonian: групна брзина f (grupna brzina)
• Norwegian: gruppefart
• Persian: سرعت گروه
• Polish: prędkość grupowa f
• Russian: группова́я ско́рость (ru) f (gruppovája skórostʹ)
• Slovene: skupinska hitrost f
• Spanish: velocidad de grupo f
• Swedish: grupphastighet
• Turkish: grup hızı
• Ukrainian: групова́ шви́дкість f (hrupová švýdkistʹ)
• Vietnamese: vận tốc nhóm f

See also

• phase velocity