Fals buit

False vacuum - hypothetical vacuum, less stable than true vacuum. Article “Fals buit” in Catalan Wikipedia has 60.5 points for quality (as of July 1, 2026). The article contains 47 references and 12 sections.

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

Since the creation of article “Fals buit”, its content was written by 2 registered users of Catalan Wikipedia and edited by 458 registered Wikipedia users in all languages.

The article is cited 2 times in Catalan Wikipedia and cited 700 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Catalan): #571 in February 2026
• Global: #42473 in June 2020

The highest popularity rank from 2008:

• Local (Catalan): #89249 in February 2026
• Global: #22159 in April 2015

There are 19 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) False vacuum		76.8525
2	Catalan (ca) Fals buit		60.4674
3	Portuguese (pt) Vácuo falso		60.1042
4	Korean (ko) 거짓 진공 붕괴		54.3946
5	Japanese (ja) 偽の真空		30.1769
6	Estonian (et) Valevaakum		24.883
7	Chinese (zh) 假真空衰变		24.8694
8	Russian (ru) Ложный вакуум		24.4909
9	Romanian (ro) Vid fals		24.2112
10	Persian (fa) خلاء کاذب		23.6803

More...

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

The most popular language versions of the article "Fals buit" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) False vacuum		3 577 989
2	Japanese (ja) 偽の真空		352 918
3	Russian (ru) Ложный вакуум		285 221
4	Spanish (es) Falso vacío		129 509
5	Polish (pl) Fałszywa próżnia		122 709
6	Italian (it) Falso vuoto		86 509
7	French (fr) Faux vide		58 375
8	Chinese (zh) 假真空衰变		29 473
9	Simple English (simple) False vacuum		14 891
10	Korean (ko) 거짓 진공 붕괴		8 326

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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 "Fals buit" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) False vacuum		15 250
2	Japanese (ja) 偽の真空		2 075
3	Russian (ru) Ложный вакуум		1 612
4	Chinese (zh) 假真空衰变		569
5	Spanish (es) Falso vacío		414
6	French (fr) Faux vide		337
7	Polish (pl) Fałszywa próżnia		321
8	Italian (it) Falso vuoto		288
9	Portuguese (pt) Vácuo falso		162
10	Korean (ko) 거짓 진공 붕괴		148

More...

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

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

#	Language	AI award	Relative AI
1	English (en) False vacuum		293
2	Italian (it) Falso vuoto		32
3	Polish (pl) Fałszywa próżnia		28
4	Russian (ru) Ложный вакуум		25
5	Japanese (ja) 偽の真空		19
6	Spanish (es) Falso vacío		13
7	French (fr) Faux vide		12
8	Simple English (simple) False vacuum		7
9	Arabic (ar) تحلل الفراغ الكاذب		4
10	Portuguese (pt) Vácuo falso		4

More...

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

Language versions of the article "Fals buit" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	English (en) False vacuum		3
2	Korean (ko) 거짓 진공 붕괴		1
3	Arabic (ar) تحلل الفراغ الكاذب		0
4	Belarusian (be) Несапраўдны вакуум		0
5	Catalan (ca) Fals buit		0
6	Spanish (es) Falso vacío		0
7	Estonian (et) Valevaakum		0
8	Persian (fa) خلاء کاذب		0
9	French (fr) Faux vide		0
10	Indonesian (id) Vakum palsu		0

More...

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

Language versions of the article "Fals buit" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) False vacuum		308
2	Chinese (zh) 假真空衰变		106
3	Persian (fa) خلاء کاذب		70
4	Romanian (ro) Vid fals		62
5	Italian (it) Falso vuoto		22
6	Japanese (ja) 偽の真空		22
7	Russian (ru) Ложный вакуум		21
8	Korean (ko) 거짓 진공 붕괴		15
9	French (fr) Faux vide		14
10	Spanish (es) Falso vacío		13

More...

#	Language	Value
ar	Arabic تحلل الفراغ الكاذب
be	Belarusian Несапраўдны вакуум
ca	Catalan Fals buit
en	English False vacuum
es	Spanish Falso vacío
et	Estonian Valevaakum
fa	Persian خلاء کاذب
fr	French Faux vide
id	Indonesian Vakum palsu
it	Italian Falso vuoto
ja	Japanese 偽の真空
ko	Korean 거짓 진공 붕괴
pl	Polish Fałszywa próżnia
pt	Portuguese Vácuo falso
ro	Romanian Vid fals
ru	Russian Ложный вакуум
simple	Simple English False vacuum
uk	Ukrainian Хибний вакуум
zh	Chinese 假真空衰变

Best Rank

Catalan: #89249 02.2026

Global: #22159 04.2015

Best Rank

Catalan: #571 02.2026

Global: #42473 06.2020

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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