Unruh effect

en

WikiRank.net
ver. 1.6.2

Unruh effect

Quality:

Unruh effect - prediction that an accelerating observer will observe blackbody radiation where an inertial observer would observe none. Article “Unruh effect” in English Wikipedia has 37.2 points for quality (as of July 1, 2025). The article contains 26 references and 10 sections.

This article has the best quality in Norwegian (Nynorsk) Wikipedia. However, this article is the most popular in English version.

In June 2025 the article “Unruh effect” was edited by 1 authors in English Wikipedia and written by 1 authors in all languages.

Since the creation of article “Unruh effect”, its content was written by 140 registered users of English Wikipedia and edited by 403 registered Wikipedia users in all languages.

The article is cited 170 times in English Wikipedia and cited 484 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #10437 in September 2004
  • Global: #19351 in September 2004

The highest popularity rank from 2008:

  • Local (English): #47252 in April 2016
  • Global: #53904 in April 2016

There are 18 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, 2025 (including revision history and pageviews for previous years).

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

Languages with the highest quality

#LanguageQuality gradeQuality score
1Norwegian (Nynorsk) (nn)
Unruh-effekt
43.1649
2English (en)
Unruh effect
37.1658
3Chinese (zh)
安魯效應
27.4052
4Swedish (sv)
Unruh-effekten
27.0381
5Spanish (es)
Efecto Unruh
26.0063
6French (fr)
Effet Unruh
24.5119
7Russian (ru)
Эффект Унру
24.0764
8Arabic (ar)
تأثير أونروه
19.532
9Japanese (ja)
ウンルー効果
17.8645
10Catalan (ca)
Efecte Unruh
17.3582
More...

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

Most popular in all the time

The most popular language versions of the article "Unruh effect" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Unruh effect
957 172
2Russian (ru)
Эффект Унру
156 321
3German (de)
Unruh-Effekt
108 495
4Japanese (ja)
ウンルー効果
70 550
5Polish (pl)
Efekt Unruha
54 849
6Italian (it)
Effetto Unruh
45 911
7Spanish (es)
Efecto Unruh
43 717
8French (fr)
Effet Unruh
41 691
9Chinese (zh)
安魯效應
26 494
10Portuguese (pt)
Efeito Unruh
19 118
More...

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

Most popular in June 2025

The most popular language versions of the article "Unruh effect" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Unruh effect
8 541
2Japanese (ja)
ウンルー効果
716
3German (de)
Unruh-Effekt
456
4Russian (ru)
Эффект Унру
365
5Polish (pl)
Efekt Unruha
342
6Chinese (zh)
安魯效應
258
7Spanish (es)
Efecto Unruh
162
8French (fr)
Effet Unruh
120
9Italian (it)
Effetto Unruh
110
10Portuguese (pt)
Efeito Unruh
70
More...

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

The highest AI

Language versions of the article "Unruh effect" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Unruh effect
140
2German (de)
Unruh-Effekt
49
3Russian (ru)
Эффект Унру
45
4French (fr)
Effet Unruh
32
5Italian (it)
Effetto Unruh
27
6Polish (pl)
Efekt Unruha
17
7Japanese (ja)
ウンルー効果
15
8Portuguese (pt)
Efeito Unruh
15
9Spanish (es)
Efecto Unruh
14
10Ukrainian (uk)
Ефект Унру
11
More...

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

The highest AI in June 2025

Language versions of the article "Unruh effect" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
Unruh effect
1
2Arabic (ar)
تأثير أونروه
0
3Catalan (ca)
Efecte Unruh
0
4German (de)
Unruh-Effekt
0
5Greek (el)
Φαινόμενο Ούνρουχ
0
6Spanish (es)
Efecto Unruh
0
7Persian (fa)
اثر آنرو
0
8French (fr)
Effet Unruh
0
9Italian (it)
Effetto Unruh
0
10Japanese (ja)
ウンルー効果
0
More...

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

The highest CI

Language versions of the article "Unruh effect" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Unruh effect
170
2Polish (pl)
Efekt Unruha
86
3Chinese (zh)
安魯效應
41
4Persian (fa)
اثر آنرو
30
5Arabic (ar)
تأثير أونروه
26
6French (fr)
Effet Unruh
18
7Korean (ko)
언루 효과
18
8Italian (it)
Effetto Unruh
15
9Russian (ru)
Эффект Унру
14
10German (de)
Unruh-Effekt
13
More...

Scores

Estimated value for Wikipedia:
English:
Global:
Popularity in June 2025:
English:
Global:
Popularity in all years:
English:
Global:
Authors in June 2025:
English:
Global:
Registered authors in all years:
English:
Global:
Citations:
English:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
تأثير أونروه
caCatalan
Efecte Unruh
deGerman
Unruh-Effekt
elGreek
Φαινόμενο Ούνρουχ
enEnglish
Unruh effect
esSpanish
Efecto Unruh
faPersian
اثر آنرو
frFrench
Effet Unruh
itItalian
Effetto Unruh
jaJapanese
ウンルー効果
koKorean
언루 효과
nnNorwegian (Nynorsk)
Unruh-effekt
plPolish
Efekt Unruha
ptPortuguese
Efeito Unruh
ruRussian
Эффект Унру
svSwedish
Unruh-effekten
ukUkrainian
Ефект Унру
zhChinese
安魯效應

Popularity rank trends

Best Rank English:
#47252
04.2016
Global:
#53904
04.2016

AI rank trends

Best Rank English:
#10437
09.2004
Global:
#19351
09.2004

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Unruh effect from Wikipedia articles about Hawking radiation, Alcubierre drive, Loop quantum gravity, W. G. Unruh and Casimir effect. Whereas reading the article about Unruh effect people most often go to Wikipedia articles on Thermal reservoir, W. G. Unruh, Hawking radiation, Rindler coordinates and Sokolov–Ternov effect.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

News from 16 March 2026

On 16 March 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 98th Academy Awards, Michael B. Jordan, Sinners, Jessie Buckley, Paul Thomas Anderson, Sean Penn, One Battle After Another, Amy Madigan, Hamnet, Timothée Chalamet.

In English Wikipedia the most popular articles on that day were: 98th Academy Awards, Michael B. Jordan, Paul Thomas Anderson, Jessie Buckley, Sinners (2025 film), Amy Madigan, Autumn Durald Arkapaw, Maya Rudolph, Sean Penn, Academy Awards.

About WikiRank

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 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information