Johann Josef Loschmidt

Austrian chemist and physicist (1821–1895)
Person human Q93496
Johann Josef Loschmidt
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Johann Josef Loschmidt

Summary

Johann Josef Loschmidt is a human[1]. He was born in Počerny[2]. He was born on March 15, 1821[3]. He died in Vienna[4]. He died on July 8, 1895[5]. He worked as a physicist[6], chemist[7], and professor[8]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (77 views/month, #7,275 of 1,000,298).[9]

Key Facts

  • Johann Josef Loschmidt's place of birth was Počerny[2].
  • Johann Josef Loschmidt passed away in Vienna[4].
  • Johann Josef Loschmidt was born on March 15, 1821[3].
  • Johann Josef Loschmidt died on July 8, 1895[5].
  • Johann Josef Loschmidt is buried at Vienna Central Cemetery[10].
  • Johann Josef Loschmidt's father was Q137942704[11].
  • Johann Josef Loschmidt's mother was Q137942706[12].
  • Among Johann Josef Loschmidt's spouses was Q137942707[13].
  • Johann Josef Loschmidt held citizenship in Austrian Empire[14].
  • German was Johann Josef Loschmidt's native language[15].
  • Johann Josef Loschmidt worked as a physicist[6].
  • Johann Josef Loschmidt's professions included chemist[7].
  • Johann Josef Loschmidt worked as a professor[8].
  • Johann Josef Loschmidt held the position of professor[16].
  • Johann Josef Loschmidt was employed by University of Vienna[17].
  • Johann Josef Loschmidt's education included a stint at Charles University[18].
  • Johann Josef Loschmidt's education included a stint at University of Vienna[19].
  • Johann Josef Loschmidt's doctoral advisor was Josef Stefan[20].
  • Johann Josef Loschmidt was a member of Austrian Academy of Sciences[21].
  • Johann Josef Loschmidt is recorded as male[22].
  • Johann Josef Loschmidt's instance of is recorded as human[23].
  • Johann Josef Loschmidt supervised Gustav Jäger as a doctoral student[24].
  • Johann Josef Loschmidt's Commons category is recorded as Josef Loschmidt[25].
  • Johann Josef Loschmidt's family name is recorded as Loschmidt[26].
  • Johann Josef Loschmidt's given name is recorded as Johann[27].

Body

Origins and Family

Born in Počerny[2], Johann Josef Loschmidt… he was born on March 15, 1821[3]. His father was Q137942704[11]. His mother was Q137942706[12]. German was his native language[15].

Education

Educated at Charles University[18], a public university[28], in Czech Republic[29], founded in 1348[30], headquartered in Prague[31] and University of Vienna[19], a university[32], in Austria[33], founded in 1365[34], headquartered in Vienna[35]. Johann Josef Loschmidt's doctoral advisor was Josef Stefan[20].

Career and Affiliations

Recorded occupations include physicist[6], chemist[7], and professor[8]. Among Johann Josef Loschmidt's employers was University of Vienna[17]. He held the position of professor[16]. He supervised Gustav Jäger as a doctoral student[24].

Personal Life

Johann Josef Loschmidt was married to Q137942707[13].

Death and Burial

Johann Josef Loschmidt died on July 8, 1895[5]. He died in Vienna[4]. He is buried at Vienna Central Cemetery[10].

Works and Contributions

Things named for Johann Josef Loschmidt include Loschmidt's paradox[36], a paradox[37]; Loschmidt constant[38], a physical constant[39]; and 12320 Loschmidt[40], an asteroid[41].

Why It Matters

Johann Josef Loschmidt ranks in the top 0.73% of human entities by monthly Wikipedia readership (77 views/month, #7,275 of 1,000,298).[9] He has Wikipedia articles in 23 language editions, a strong signal of global cultural recognition.[42] He is known by 24 alternative names across languages and contexts.[43]

He is credited with the discovery of Avogadro constant[44], a physical constant[45] and Loschmidt's paradox[46], a paradox[47]. Entities named for him include Loschmidt's paradox[36], a paradox[37]; Loschmidt constant[38], a physical constant[39]; and 12320 Loschmidt[40], an asteroid[41].

FAQs

Where was Johann Josef Loschmidt born?

Johann Josef Loschmidt was born in Počerny[2].

Where did Johann Josef Loschmidt die?

Johann Josef Loschmidt passed away in Vienna[4].

Who were Johann Josef Loschmidt's parents?

Johann Josef Loschmidt's father was Q137942704[11]. Johann Josef Loschmidt's mother was Q137942706[12].

Who was Johann Josef Loschmidt married to?

Johann Josef Loschmidt's spouses include Q137942707[13].

What did Johann Josef Loschmidt do for work?

Johann Josef Loschmidt worked as physicist[6], chemist[7], and professor[8].

Where did Johann Josef Loschmidt go to school?

Johann Josef Loschmidt was educated at Charles University[18] and University of Vienna[19].

What did Johann Josef Loschmidt discover?

Johann Josef Loschmidt is credited as discoverer of Avogadro constant[44] and Loschmidt's paradox[46].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [4] . wikidata.org.
  3. [22] . Integrated Authority File. Retrieved . wikidata.org.
  4. [11] . wikidata.org.
  5. [12] . wikidata.org.
  6. [13] . wikidata.org.
  7. [14] . wikidata.org.
  8. [23] . wikidata.org.
  9. [16] . wikidata.org.
  10. [18] . wikidata.org.
  11. [19] . Retrieved . wikidata.org.
  12. [15] . wikidata.org.
  13. [6] . wikidata.org.
  14. [7] . wikidata.org.
  15. [8] . wikidata.org.
  16. [17] . wikidata.org.
  17. [10] . wikidata.org.
  18. [20] . Mathematics Genealogy Project. Retrieved . genealogy.math.ndsu.nodak.edu. Provenance: wikidata.org.
  19. [24] . Mathematics Genealogy Project. Retrieved . genealogy.math.ndsu.nodak.edu. Provenance: wikidata.org.
  20. [25] . wikidata.org.
  21. [21] . wikidata.org.
  22. [3] . SNAC. Retrieved . wikidata.org.
  23. [5] . Encyclopædia Britannica Online. Retrieved . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [44] . wikidata.org. → on this site
  2. [46] . wikidata.org. → on this site
  3. [36] . wikidata.org. → on this site
  4. [38] . wikidata.org. → on this site
  5. [40] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [28] . Wikidata. wikidata.org. → on this site
  2. [29] . Wikidata. wikidata.org. → on this site
  3. [30] . Wikidata. wikidata.org. → on this site
  4. [31] . Wikidata. wikidata.org. → on this site
  5. [32] . Wikidata. wikidata.org. → on this site
  6. [33] . Wikidata. wikidata.org. → on this site
  7. [34] . Wikidata. wikidata.org. → on this site
  8. [35] . Wikidata. wikidata.org. → on this site
  9. [45] . Wikidata. wikidata.org. → on this site
  10. [47] . Wikidata. wikidata.org. → on this site
  11. [37] . Wikidata. wikidata.org. → on this site
  12. [39] . Wikidata. wikidata.org. → on this site
  13. [41] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [9] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [42] . Wikidata sitelinks. wikidata.org.
  3. [43] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Johann Josef Loschmidt. Retrieved April 10, 2026, from https://4ort.xyz/entity/johann-josef-loschmidt
MLA “Johann Josef Loschmidt.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/johann-josef-loschmidt.
BibTeX @misc{4ortxyz_johann-josef-loschmidt_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Johann Josef Loschmidt}}, year = {2026}, url = {https://4ort.xyz/entity/johann-josef-loschmidt}, note = {Accessed: 2026-04-10}}
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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 14d ago · Epìdosis · 2026-05-21 view diff on Wikidata ↗
    Plaque image ['Loschmidtgedenkrelief.jpg', 'Ostrov pamětní deska Josefa Loschmidta duben 2026
    Occupation physicist, chemist, professor
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/32154|batch #32154]]: import P21 and P106 from GND (36)"
  2. 21d ago · Sj1mor · 2026-05-14 view diff on Wikidata ↗
    Plaque image ['Loschmidtgedenkrelief.jpg', 'Ostrov pamětní deska Josefa Loschmidta duben 2026
    "/* wbsetclaim-create:2||1 */ [[Property:P1801]]: Loschmidtgedenkrelief.jpg"
  3. 23d ago · Epìdosis · 2026-05-13 view diff on Wikidata ↗
    Position held professor
    Member of
    Doctoral student Gustav Jäger
    Mother Q137942706
    + 27 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/30853|batch #30853]]: match CERL IDs on the basis of GND (8)"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.