Fotochromismus

cs

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Fotochromismus

Quality:

Photochromism - reversible chemical transformation by absorption of electromagnetic radiation. Article “Fotochromismus” in Czech Wikipedia has 25.9 points for quality (as of July 1, 2025). The article contains 12 references and 4 sections.

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

Since the creation of article “Fotochromismus”, its content was written by 5 registered users of Czech Wikipedia and edited by 322 registered Wikipedia users in all languages.

The article is cited 13 times in Czech Wikipedia and cited 270 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Czech): #8030 in September 2007
  • Global: #53749 in June 2008

The highest popularity rank from 2008:

  • Local (Czech): #50644 in May 2008
  • Global: #162158 in April 2013

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
1English (en)
Photochromism
75.1895
2German (de)
Photochromie
53.2457
3Slovak (sk)
Fotochromizmus
34.8882
4Italian (it)
Effetto fotocromatico
34.7953
5Chinese (zh)
光致变色
34.1109
6Spanish (es)
Efecto fotocromático
26.5183
7Czech (cs)
Fotochromismus
25.908
8Turkish (tr)
Fotokromizm
25.1227
9Persian (fa)
شیدرنگی
20.5022
10Polish (pl)
Fotochromizm
16.395
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 "Fotochromismus" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Photochromism
690 003
2Spanish (es)
Efecto fotocromático
289 087
3Russian (ru)
Фотохромизм
124 288
4German (de)
Photochromie
71 765
5Polish (pl)
Fotochromizm
54 467
6French (fr)
Photochromisme
24 299
7Italian (it)
Effetto fotocromatico
17 012
8Portuguese (pt)
Fotocromismo
14 801
9Chinese (zh)
光致变色
11 587
10Hebrew (he)
פוטוכרומיזם
10 059
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 "Fotochromismus" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Photochromism
2 096
2German (de)
Photochromie
253
3Russian (ru)
Фотохромизм
234
4Spanish (es)
Efecto fotocromático
215
5Chinese (zh)
光致变色
117
6French (fr)
Photochromisme
99
7Polish (pl)
Fotochromizm
87
8Czech (cs)
Fotochromismus
59
9Italian (it)
Effetto fotocromatico
53
10Portuguese (pt)
Fotocromismo
40
More...

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

The highest AI

Language versions of the article "Fotochromismus" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Photochromism
111
2German (de)
Photochromie
54
3Russian (ru)
Фотохромизм
27
4Spanish (es)
Efecto fotocromático
22
5Italian (it)
Effetto fotocromatico
21
6Polish (pl)
Fotochromizm
19
7French (fr)
Photochromisme
13
8Hebrew (he)
פוטוכרומיזם
13
9Korean (ko)
광색성
8
10Greek (el)
Φωτοτροπία
7
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 "Fotochromismus" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
Photochromism
2
2Belarusian (be)
Фотахрамізм
0
3Czech (cs)
Fotochromismus
0
4German (de)
Photochromie
0
5Greek (el)
Φωτοτροπία
0
6Spanish (es)
Efecto fotocromático
0
7Persian (fa)
شیدرنگی
0
8French (fr)
Photochromisme
0
9Hebrew (he)
פוטוכרומיזם
0
10Italian (it)
Effetto fotocromatico
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 "Fotochromismus" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Photochromism
91
2Russian (ru)
Фотохромизм
25
3French (fr)
Photochromisme
20
4German (de)
Photochromie
19
5Portuguese (pt)
Fotocromismo
17
6Spanish (es)
Efecto fotocromático
15
7Czech (cs)
Fotochromismus
13
8Ukrainian (uk)
Фотохромія
13
9Polish (pl)
Fotochromizm
11
10Chinese (zh)
光致变色
11
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
beBelarusian
Фотахрамізм
csCzech
Fotochromismus
deGerman
Photochromie
elGreek
Φωτοτροπία
enEnglish
Photochromism
esSpanish
Efecto fotocromático
faPersian
شیدرنگی
frFrench
Photochromisme
heHebrew
פוטוכרומיזם
itItalian
Effetto fotocromatico
koKorean
광색성
plPolish
Fotochromizm
ptPortuguese
Fotocromismo
ruRussian
Фотохромизм
skSlovak
Fotochromizmus
trTurkish
Fotokromizm
ukUkrainian
Фотохромія
zhChinese
光致变色

Popularity rank trends

Best Rank Czech:
#50644
05.2008
Global:
#162158
04.2013

AI rank trends

Best Rank Czech:
#8030
09.2007
Global:
#53749
06.2008

Local AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Photochromism from Wikipedia articles about Sodalite, Smart glass, Photochromic lens, Leuco dye and Transitions Optical. Whereas reading the article about Photochromism people most often go to Wikipedia articles on Photochromic lens, Sodalite, Photoswitch, Photosensitive glass and Tugtupite.

Cumulative results of quality and popularity of the Wikipedia article

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

News from 15 February 2026

On 15 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Wuthering Heights, 2026 Winter Olympics, Epstein files, Ilia Malinin, Wuthering Heights, Ghislaine Maxwell, Lucas Pinheiro Braathen, 2026 Winter Olympics medal table, Valentine's Day.

In Czech Wikipedia the most popular articles on that day were: Lední hokej na Zimních olympijských hrách 2026 – turnaj muži, Jiří Straka, Cyril Dobrý, Gabriela Soukalová, Extraktoři, Petr Macinka, Zimní olympijské hry 2026, Filip Chlapík, Mistrovství světa v ledním hokeji 2025, Lední hokej na olympijských hrách.

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