Llei de Dulong i Petit

Dulong–Petit law - empirical thermodynamic law that the molar heat capacities of many solids are approximately the same at 3?≈25 J/(K·mol). Article “Llei de Dulong i Petit” in Catalan Wikipedia has 36.2 points for quality (as of July 1, 2025). The article contains 15 references and 5 sections.

In this language version of Wikipedia the article has the best quality. However, the most popular language version of this article is English.

Since the creation of article “Llei de Dulong i Petit”, its content was written by 6 registered users of Catalan Wikipedia and edited by 444 registered Wikipedia users in all languages.

The article is cited 10 times in Catalan Wikipedia and cited 439 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Catalan): #990 in April 2017
• Global: #18398 in May 2004

The highest popularity rank from 2008:

• Local (Catalan): #42851 in March 2011
• Global: #135346 in November 2014

There are 28 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.

#	Language	Quality grade	Quality score
1	Catalan (ca) Llei de Dulong i Petit		36.156
2	French (fr) Loi de Dulong et Petit		27.4232
3	Swedish (sv) Dulong–Petits lag		25.4531
4	English (en) Dulong–Petit law		24.2408
5	Portuguese (pt) Lei de Dulong-Petit		21.3213
6	Spanish (es) Ley de Dulong-Petit		21.2222
7	Italian (it) Legge di Dulong-Petit		15.846
8	Ukrainian (uk) Закон Дюлонга — Пті		15.844
9	Polish (pl) Prawo Dulonga-Petita		15.8266
10	Armenian (hy) Դյուլոնգի և Պտիի օրենք		15.1407

More...

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

The most popular language versions of the article "Llei de Dulong i Petit" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Dulong–Petit law		710 536
2	German (de) Dulong-Petit-Gesetz		296 138
3	Japanese (ja) デュロン＝プティの法則		191 360
4	Spanish (es) Ley de Dulong-Petit		189 996
5	Russian (ru) Закон Дюлонга — Пти		184 738
6	French (fr) Loi de Dulong et Petit		89 997
7	Italian (it) Legge di Dulong-Petit		76 685
8	Chinese (zh) 杜隆-珀蒂定律		57 533
9	Polish (pl) Prawo Dulonga-Petita		36 238
10	Portuguese (pt) Lei de Dulong-Petit		34 357

More...

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 "Llei de Dulong i Petit" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Dulong–Petit law		2 229
2	Japanese (ja) デュロン＝プティの法則		847
3	German (de) Dulong-Petit-Gesetz		584
4	Russian (ru) Закон Дюлонга — Пти		573
5	French (fr) Loi de Dulong et Petit		364
6	Spanish (es) Ley de Dulong-Petit		271
7	Italian (it) Legge di Dulong-Petit		264
8	Chinese (zh) 杜隆-珀蒂定律		183
9	Polish (pl) Prawo Dulonga-Petita		99
10	Korean (ko) 뒬롱-프티 법칙		92

More...

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

Language versions of the article "Llei de Dulong i Petit" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Dulong–Petit law		65
2	German (de) Dulong-Petit-Gesetz		62
3	French (fr) Loi de Dulong et Petit		50
4	Russian (ru) Закон Дюлонга — Пти		37
5	Italian (it) Legge di Dulong-Petit		36
6	Dutch (nl) Wet van Dulong en Petit		22
7	Spanish (es) Ley de Dulong-Petit		19
8	Japanese (ja) デュロン＝プティの法則		19
9	Polish (pl) Prawo Dulonga-Petita		16
10	Hebrew (he) חוק דולון-פטי		15

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 "Llei de Dulong i Petit" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Ukrainian (uk) Закон Дюлонга — Пті		1
2	Chinese (zh) 杜隆-珀蒂定律		1
3	Arabic (ar) قانون دولون-بتي		0
4	Belarusian (be) Закон Дзюлонга — Пці		0
5	Catalan (ca) Llei de Dulong i Petit		0
6	German (de) Dulong-Petit-Gesetz		0
7	Greek (el) Νόμος Dulong-Petit		0
8	English (en) Dulong–Petit law		0
9	Spanish (es) Ley de Dulong-Petit		0
10	Basque (eu) Dulong-Petiten legea		0

More...

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

Language versions of the article "Llei de Dulong i Petit" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Romanian (ro) Legea Dulong-Petit		76
2	Japanese (ja) デュロン＝プティの法則		49
3	English (en) Dulong–Petit law		41
4	Russian (ru) Закон Дюлонга — Пти		36
5	Ukrainian (uk) Закон Дюлонга — Пті		36
6	Spanish (es) Ley de Dulong-Petit		25
7	French (fr) Loi de Dulong et Petit		25
8	German (de) Dulong-Petit-Gesetz		22
9	Italian (it) Legge di Dulong-Petit		15
10	Arabic (ar) قانون دولون-بتي		13

More...

#	Language	Value
ar	Arabic قانون دولون-بتي
be	Belarusian Закон Дзюлонга — Пці
ca	Catalan Llei de Dulong i Petit
de	German Dulong-Petit-Gesetz
el	Greek Νόμος Dulong-Petit
en	English Dulong–Petit law
es	Spanish Ley de Dulong-Petit
eu	Basque Dulong-Petiten legea
fa	Persian قانون دولون–پتی
fi	Finnish Dulongin ja Petit’n laki
fr	French Loi de Dulong et Petit
he	Hebrew חוק דולון-פטי
hy	Armenian Դյուլոնգի և Պտիի օրենք
id	Indonesian Hukum Dulong–Petit
it	Italian Legge di Dulong-Petit
ja	Japanese デュロン＝プティの法則
ko	Korean 뒬롱-프티 법칙
nl	Dutch Wet van Dulong en Petit
nn	Norwegian (Nynorsk) Dulong–Petit-lova
pl	Polish Prawo Dulonga-Petita
pt	Portuguese Lei de Dulong-Petit
ro	Romanian Legea Dulong-Petit
ru	Russian Закон Дюлонга — Пти
sv	Swedish Dulong–Petits lag
tr	Turkish Dulong-Petit Yasası
uk	Ukrainian Закон Дюлонга — Пті
uz	Uzbek Dyulong va Pti qonuni
zh	Chinese 杜隆-珀蒂定律

Best Rank

Catalan: #42851 03.2011

Global: #135346 11.2014

Best Rank

Catalan: #990 04.2017

Global: #18398 05.2004

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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 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