Radioactive decay

Quality:

Radioactive decay - emission of subatomic particles by the decay of an atomic nucleus. Article “Radioactive decay” in English Wikipedia has 71.6 points for quality (as of July 1, 2026). The article contains 79 references and 29 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 7.96 points.

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 “Radioactive decay” was edited by 1 authors in English Wikipedia and written by 3 authors in all languages.

Since the creation of article “Radioactive decay”, its content was written by 964 registered users of English Wikipedia (7530^th place) and edited by 1550 registered Wikipedia users in all languages.

The article is cited 2792 times in English Wikipedia and cited 7934 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #548 in August 2001
• Global: #590 in August 2001

The highest popularity rank from 2008:

• Local (English): #1028 in March 2011
• Global: #1804 in March 2011

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) Radioactive decay		71.6419
2	Basque (eu) Desintegrazio erradioaktibo		53.3169
3	Uzbek (uz) Radioaktiv parchalanish		51.009
4	Indonesian (id) Peluruhan radioaktif		45.784
5	Norwegian (Nynorsk) (nn) Radioaktiv stråling		39.8548
6	Russian (ru) Радиоактивный распад		39.6901
7	Korean (ko) 방사성 붕괴		36.4335
8	Thai (th) การสลายตัวกัมมันตรังสี		35.0278
9	Malay (ms) Reputan radioaktif		34.4137
10	Simple English (simple) Radioactive decay		32.3518

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

#	Language	Popularity award	Relative popularity
1	English (en) Radioactive decay		15 596 791
2	Russian (ru) Радиоактивный распад		2 759 456
3	Japanese (ja) 放射性崩壊		1 023 197
4	Indonesian (id) Peluruhan radioaktif		881 071
5	Thai (th) การสลายตัวกัมมันตรังสี		578 750
6	French (fr) Décroissance radioactive		523 802
7	Arabic (ar) إشعاع نووي		380 056
8	Korean (ko) 방사성 붕괴		202 448
9	Dutch (nl) Radioactief verval		182 258
10	Norwegian (Nynorsk) (nn) Radioaktiv stråling		175 340

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

#	Language	Popularity award	Relative popularity
1	English (en) Radioactive decay		20 622
2	Russian (ru) Радиоактивный распад		3 165
3	Japanese (ja) 放射性崩壊		1 750
4	French (fr) Décroissance radioactive		1 259
5	Korean (ko) 방사성 붕괴		347
6	Indonesian (id) Peluruhan radioaktif		264
7	Dutch (nl) Radioactief verval		262
8	Slovak (sk) Rádioaktívny rozpad		231
9	Simple English (simple) Radioactive decay		230
10	Thai (th) การสลายตัวกัมมันตรังสี		131

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

#	Language	AI award	Relative AI
1	English (en) Radioactive decay		964
2	Russian (ru) Радиоактивный распад		115
3	French (fr) Décroissance radioactive		65
4	Simple English (simple) Radioactive decay		61
5	Dutch (nl) Radioactief verval		46
6	Japanese (ja) 放射性崩壊		45
7	Indonesian (id) Peluruhan radioaktif		40
8	Arabic (ar) إشعاع نووي		36
9	Thai (th) การสลายตัวกัมมันตรังสี		25
10	Norwegian (Nynorsk) (nn) Radioaktiv stråling		24

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

#	Language	AI award	Relative AI
1	English (en) Radioactive decay		1
2	Basque (eu) Desintegrazio erradioaktibo		1
3	Simple English (simple) Radioactive decay		1
4	Arabic (ar) إشعاع نووي		0
5	Belarusian (be) Радыеактыўны распад		0
6	Finnish (fi) Radioaktiivinen hajoaminen		0
7	French (fr) Décroissance radioactive		0
8	Indonesian (id) Peluruhan radioaktif		0
9	Japanese (ja) 放射性崩壊		0
10	Korean (ko) 방사성 붕괴		0

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

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In English Wikipedia the most popular articles on that day were: 2026 FIFA World Cup, Harry Kane, Julián Quiñones, List of FIFA World Cup top goalscorers, Kylian Mbappé, Democratic Republic of the Congo, Erling Haaland, DR Congo national football team, Melat Kiros, FIFA World Cup.

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