Half-life

Quality:

Half-life - mean duration after which a decaying quantity has reached half of its initial value. Article "Half-life" in English Wikipedia has 39 points for quality (as of November 1, 2023). The article contains 14 references and 10 sections.

This article has the best quality in Russian Wikipedia. However, this article is the most popular in English version.

Achievements in all the time:
Global Wikipedia:
The 8869th most popular in all topics.

In October 2023 the article "Half-life" was edited by 5 authors in English Wikipedia and written by 12 authors in all languages.

Since the creation of article "Half-life", its content was written by 461 registered users of English Wikipedia and edited by 1921 registered Wikipedia users in all languages.

The article is cited 1268 times in English Wikipedia and cited 15827 times in all languages (9763rd place).

The highest Authors Interest rank from 2001:

  • Local (English): #359 in December 2001
  • Global: #377 in December 2001

The highest popularity rank from 2008:

  • Local (English): #2763 in March 2011
  • Global: #709 in March 2011

There are 51 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 November 1, 2023 (including revision history and pageviews for previous years).

下表顯示了最高品質的文章的語言版本。

Languages with the highest quality

#LanguageQuality gradeQuality score
1Russian (ru)
Период полураспада
52.2881
2Slovak (sk)
Polčas premeny
45.9597
3German (de)
Halbwertszeit
41.2511
4English (en)
Half-life
38.9717
5Czech (cs)
Poločas přeměny
35.4832
6Japanese (ja)
半減期
29.63
7Tamil (ta)
அரைவாழ்வுக் காலம்
26.3591
8Vietnamese (vi)
Chu kỳ bán rã
25.0651
9Greek (el)
Χρόνος ημιζωής
22.7845
10Indonesian (id)
Waktu paruh
21.241
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 "Half-life" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Half-life
12 005 787
2German (de)
Halbwertszeit
3 018 622
3Japanese (ja)
半減期
1 738 711
4Russian (ru)
Период полураспада
1 442 468
5Polish (pl)
Czas połowicznego rozpadu
1 045 001
6French (fr)
Demi-vie
1 015 349
7Chinese (zh)
半衰期
589 799
8Portuguese (pt)
Meia-vida
557 283
9Dutch (nl)
Halveringstijd
515 314
10Italian (it)
Emivita (fisica)
468 812
More...

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

Most popular in October 2023

The most popular language versions of the article "Half-life" in October 2023
#LanguagePopularity awardRelative popularity
1English (en)
Half-life
29 051
2Russian (ru)
Период полураспада
5 865
3German (de)
Halbwertszeit
5 652
4French (fr)
Demi-vie
4 390
5Chinese (zh)
半衰期
3 732
6Japanese (ja)
半減期
3 463
7Arabic (ar)
عمر النصف
3 238
8Polish (pl)
Czas połowicznego rozpadu
2 923
9Persian (fa)
نیمه‌عمر
2 477
10Korean (ko)
반감기
2 126
More...

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

The highest AI

Language versions of the article "Half-life" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Half-life
461
2German (de)
Halbwertszeit
260
3French (fr)
Demi-vie
113
4Dutch (nl)
Halveringstijd
82
5Italian (it)
Emivita (fisica)
76
6Russian (ru)
Период полураспада
57
7Danish (da)
Halveringstid
51
8Japanese (ja)
半減期
49
9Chinese (zh)
半衰期
49
10Hebrew (he)
מחצית חיים
48
More...

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

The highest AI in October 2023

Language versions of the article "Half-life" with the highest AI in October 2023
#LanguageAI awardRelative AI
1English (en)
Half-life
5
2Bulgarian (bg)
Период на полуразпад
1
3French (fr)
Demi-vie
1
4Hungarian (hu)
Felezési idő
1
5Japanese (ja)
半減期
1
6Dutch (nl)
Halveringstijd
1
7Romanian (ro)
Perioadă de înjumătățire
1
8Russian (ru)
Период полураспада
1
9Arabic (ar)
عمر النصف
0
10Azerbaijani (az)
Yarımparçalanma periodu
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 "Half-life" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Dutch (nl)
Halveringstijd
1 431
2French (fr)
Demi-vie
1 279
3English (en)
Half-life
1 268
4Hungarian (hu)
Felezési idő
683
5German (de)
Halbwertszeit
680
6Chinese (zh)
半衰期
617
7Ukrainian (uk)
Період напіврозпаду
590
8Japanese (ja)
半減期
538
9Persian (fa)
نیمه‌عمر
466
10Russian (ru)
Период полураспада
461
More...

Scores

Estimated value for Wikipedia:
English:
Global:
Popularity in October 2023:
English:
Global:
Popularity in all years:
English:
Global:
Authors in October 2023:
English:
Global:
Registered authors in all years:
English:
Global:
Citations:
English:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
عمر النصف
azAzerbaijani
Yarımparçalanma periodu
beBelarusian
Перыяд паўраспаду
bgBulgarian
Период на полуразпад
caCatalan
Període de semidesintegració
csCzech
Poločas přeměny
daDanish
Halveringstid
deGerman
Halbwertszeit
elGreek
Χρόνος ημιζωής
enEnglish
Half-life
eoEsperanto
Duoniĝa tempo
esSpanish
Semivida
etEstonian
Poolestusaeg
euBasque
Semidesintegrazio-periodo
faPersian
نیمه‌عمر
fiFinnish
Puoliintumisaika
frFrench
Demi-vie
glGalician
Período de semidesintegración
heHebrew
מחצית חיים
hiHindi
अर्धायु काल
hrCroatian
Vrijeme poluraspada
huHungarian
Felezési idő
idIndonesian
Waktu paruh
itItalian
Emivita (fisica)
jaJapanese
半減期
kaGeorgian
ნახევრად დაშლის პერიოდი
kkKazakh
Жартылай ыдырау мерзімі
koKorean
반감기
ltLithuanian
Pusėjimo trukmė
msMalay
Separuh hayat
nlDutch
Halveringstijd
nnNorwegian (Nynorsk)
Halveringstid
noNorwegian
Halveringstid
plPolish
Czas połowicznego rozpadu
ptPortuguese
Meia-vida
roRomanian
Perioadă de înjumătățire
ruRussian
Период полураспада
shSerbo-Croatian
Vreme poluraspada
simpleSimple English
Half-life (element)
skSlovak
Polčas premeny
slSlovenian
Razpolovni čas
srSerbian
Време полураспада
svSwedish
Halveringstid
taTamil
அரைவாழ்வுக் காலம்
thThai
ครึ่งชีวิต
trTurkish
Yarı ömür
ukUkrainian
Період напіврозпаду
urUrdu
نصف حیات
viVietnamese
Chu kỳ bán rã
zhChinese
半衰期
zhminnanMin Nan
Poàn-kiám-kî

Popularity rank trends

Best Rank English:
#2763
03.2011
Global:
#709
03.2011

AI rank trends

Best Rank English:
#359
12.2001
Global:
#377
12.2001

Local popularity rank history

Global popularity rank history

Local AI rank history

Global AI rank history

Languages comparison

Important global interconnections

Wikipedia readers most often find their way to information on Half-life from Wikipedia articles about Radioactivity, Chernobyl disaster, Uranium, Uranium-235 and Plutonium. Whereas reading the article about Half-life people most often go to Wikipedia articles on Exponential decay, Radioactivity, Half-Life, List of radioactive nuclides by half-life and Biological half-life.

Cumulative results of quality and popularity of the Wikipedia article

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

zhminnan: Poàn-kiám-kî

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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 November, 2023. When calculating current popularity and AI of articles data from October 2023 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2023... More information