Wave function collapse

Wave function collapse - process by which a quantum system takes on a definitive state. Article “Wave function collapse” in English Wikipedia has 47.3 points for quality (as of July 1, 2026). The article contains 38 references and 11 sections.

In this language version of Wikipedia the article has the best quality. Also, this article is the most popular in that (English) language version.

In June 2026 the article “Wave function collapse” was edited by 1 authors in English Wikipedia and written by 4 authors in all languages.

Since the creation of article “Wave function collapse”, its content was written by 189 registered users of English Wikipedia and edited by 596 registered Wikipedia users in all languages.

The article is cited 333 times in English Wikipedia and cited 1724 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #3344 in December 2004
• Global: #8860 in August 2002

The highest popularity rank from 2008:

• Local (English): #59971 in October 2022
• Global: #75038 in October 2022

There are 25 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2026 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	English (en) Wave function collapse		47.3064
2	Turkish (tr) Dalga işlevinin çöküşü		37.7866
3	Spanish (es) Colapso de la función de onda		33.0601
4	German (de) Kollaps der Wellenfunktion		25.7079
5	Arabic (ar) انهيار الدالة الموجية		25.3884
6	Persian (fa) فروریزش تابع موج		23.8383
7	Korean (ko) 파동 함수 붕괴		20.0586
8	Simple English (simple) Wavefunction collapse		18.7406
9	Russian (ru) Редукция фон Неймана		17.8138
10	Japanese (ja) 波動関数の収縮		14.1169

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The following table shows the most popular language versions of the article.

The most popular language versions of the article "Wave function collapse" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Wave function collapse		2 345 518
2	Russian (ru) Редукция фон Неймана		414 607
3	Spanish (es) Colapso de la función de onda		199 280
4	German (de) Kollaps der Wellenfunktion		192 749
5	Chinese (zh) 波函数坍缩		160 704
6	French (fr) Réduction du paquet d'onde		156 652
7	Portuguese (pt) Colapso da função de onda		140 713
8	Italian (it) Collasso della funzione d'onda		130 340
9	Japanese (ja) 波動関数の収縮		73 426
10	Czech (cs) Kolaps vlnové funkce		31 060

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The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "Wave function collapse" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Wave function collapse		8 022
2	Russian (ru) Редукция фон Неймана		960
3	French (fr) Réduction du paquet d'onde		599
4	Japanese (ja) 波動関数の収縮		496
5	Chinese (zh) 波函数坍缩		481
6	German (de) Kollaps der Wellenfunktion		463
7	Spanish (es) Colapso de la función de onda		455
8	Italian (it) Collasso della funzione d'onda		438
9	Portuguese (pt) Colapso da função de onda		345
10	Korean (ko) 파동 함수 붕괴		130

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "Wave function collapse" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Wave function collapse		189
2	German (de) Kollaps der Wellenfunktion		74
3	French (fr) Réduction du paquet d'onde		45
4	Italian (it) Collasso della funzione d'onda		42
5	Russian (ru) Редукция фон Неймана		40
6	Hebrew (he) קריסת פונקציית הגל		27
7	Galician (gl) Colapso da función de onda		23
8	Hungarian (hu) Hullámfüggvény-összeomlás		19
9	Spanish (es) Colapso de la función de onda		18
10	Chinese (zh) 波函数坍缩		16

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The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "Wave function collapse" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	English (en) Wave function collapse		1
2	Spanish (es) Colapso de la función de onda		1
3	French (fr) Réduction du paquet d'onde		1
4	Korean (ko) 파동 함수 붕괴		1
5	Arabic (ar) انهيار الدالة الموجية		0
6	Catalan (ca) Col·lapse de la funció d'ona		0
7	Czech (cs) Kolaps vlnové funkce		0
8	Danish (da) Bølgefunktionens kollaps		0
9	German (de) Kollaps der Wellenfunktion		0
10	Estonian (et) Lainefunktsiooni kollaps		0

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The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "Wave function collapse" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Wave function collapse		333
2	Arabic (ar) انهيار الدالة الموجية		193
3	Chinese (zh) 波函数坍缩		187
4	Korean (ko) 파동 함수 붕괴		154
5	Portuguese (pt) Colapso da função de onda		154
6	French (fr) Réduction du paquet d'onde		142
7	Persian (fa) فروریزش تابع موج		98
8	Italian (it) Collasso della funzione d'onda		75
9	Danish (da) Bølgefunktionens kollaps		53
10	Spanish (es) Colapso de la función de onda		52

More...

#	Language	Value
ar	Arabic انهيار الدالة الموجية
ca	Catalan Col·lapse de la funció d'ona
cs	Czech Kolaps vlnové funkce
da	Danish Bølgefunktionens kollaps
de	German Kollaps der Wellenfunktion
en	English Wave function collapse
es	Spanish Colapso de la función de onda
et	Estonian Lainefunktsiooni kollaps
fa	Persian فروریزش تابع موج
fi	Finnish Aaltofunktion romahdus
fr	French Réduction du paquet d'onde
gl	Galician Colapso da función de onda
he	Hebrew קריסת פונקציית הגל
hu	Hungarian Hullámfüggvény-összeomlás
it	Italian Collasso della funzione d'onda
ja	Japanese 波動関数の収縮
ko	Korean 파동 함수 붕괴
nl	Dutch Ineenstorten van de golffunctie
pt	Portuguese Colapso da função de onda
ru	Russian Редукция фон Неймана
simple	Simple English Wavefunction collapse
sv	Swedish Vågfunktionskollaps
tr	Turkish Dalga işlevinin çöküşü
uk	Ukrainian Колапс хвильової функції
zh	Chinese 波函数坍缩

Best Rank

English: #59971 10.2022

Global: #75038 10.2022

Best Rank

English: #3344 12.2004

Global: #8860 08.2002

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The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information