# Institut national de physique nucléaire et de physique des particules

> Coordinating body for nuclear and particle physics in France

**Wikidata**: [Q828518](https://www.wikidata.org/wiki/Q828518)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Institut_national_de_physique_nucléaire_et_de_physique_des_particules)  
**Source**: https://4ort.xyz/entity/institut-national-de-physique-nucleaire-et-de-physique-des-particules

## Summary  
The **Institut national de physique nucléaire et de physique des particules (IN2P3)** is France’s national coordinating body for nuclear and particle‑physics research. Established in 1971, it operates as a research institute within the French National Centre for Scientific Research (CNRS) and is headquartered in Paris.

## Key Facts  
- **Founded:** 1971 【inception: 1971】  
- **Type:** Government agency and research institute 【instance_of: government agency, research institute】  
- **Parent organization:** National Center for Scientific Research (CNRS) 【part_of / parent_org: CNRS】  
- **Location:** Paris, France 【located_in: Paris】  
- **Website:** https://www.in2p3.cnrs.fr (French) 【website】  
- **Identifiers:** ISNI 0000000106643574, ROR 03fd77x13, GRID grid.433124.3, VIAF 137207166, Library of Congress n80109368 【isni, ror_id, grid_id, viaf_id, library_of_congress_authority_id】  
- **Twitter:** @IN2P3_CNRS (verified) with ~10 k followers as of early 2023 【twitter, social_media_followers】  
- **Subsidiaries & major labs:** Includes the Grand Accélérateur National d'Ions Lourds, Laboratoire d'Annecy de physique des particules, LAL, and several others 【subsidiaries】  
- **Related entities:** Operates the Centre de Calcul de l'IN2P3 in Villeurbanne and collaborates with the Laboratoire de Physique des 2 Infinites Irène Joliot‑Curie in Lille 【related institutes】

## FAQs  
### Q: What does IN2P3 do?  
**A:** IN2P3 coordinates and supports French research in nuclear and particle physics, overseeing a network of laboratories, computing centers, and large‑scale experiments under the CNRS umbrella.  

### Q: When and why was IN2P3 created?  
**A:** It was founded in 1971 to provide a national framework for nuclear and particle‑physics research, consolidating expertise and resources across France’s scientific community.  

### Q: Is IN2P3 part of a larger organization?  
**A:** Yes, it is a constituent institute of the French National Centre for Scientific Research (CNRS), reporting directly to CNRS as its parent organization.  

### Q: Where can I find more information about IN2P3’s activities?  
**A:** The institute’s official website (https://www.in2p3.cnrs.fr) offers news, project listings, and contact details; its verified Twitter account @IN2P3_CNRS also provides updates.  

### Q: What are some of IN2P3’s major research facilities?  
**A:** IN2P3 oversees facilities such as the Grand Accélérateur National d'Ions Lourds, the Centre de Calcul de l'IN2P3, and numerous specialized laboratories across France.  

## Why It Matters  
IN2P3 plays a pivotal role in maintaining France’s leadership in high‑energy and nuclear physics. By centralizing funding, infrastructure, and strategic planning, it enables large‑scale collaborations—both national and international—such as experiments at CERN and neutrino observatories. Its network of laboratories and the dedicated computing centre provide the technical backbone for cutting‑edge research, from probing fundamental particles to developing advanced detector technologies. This coordinated approach accelerates scientific discovery, trains generations of physicists, and contributes to applied fields like medical imaging and radiation safety. Consequently, IN2P3 not only advances fundamental knowledge but also drives technological innovation and reinforces France’s scientific prestige on the global stage.

## Notable For  
- **National coordination:** The sole French body that unifies nuclear and particle‑physics research under CNRS.  
- **Extensive laboratory network:** Direct oversight of more than a dozen specialized labs, including the Grand Accélérateur National d'Ions Lourds.  
- **High‑performance computing:** Operates the Centre de Calcul de l'IN2P3, a major computing hub for data‑intensive physics experiments.  
- **International collaborations:** Provides French contributions to major global projects such as the Large Hadron Collider and neutrino experiments.  
- **Robust digital presence:** Maintains an official website and a verified Twitter account with a growing follower base, facilitating outreach and knowledge dissemination.  

## Body  

### History and Foundation  
- IN2P3 was created in **1971** to centralize France’s nuclear and particle‑physics activities.  
- Its establishment responded to the growing complexity of high‑energy experiments and the need for coordinated national resources.  

### Organizational Structure  
- **Parent organization:** CNRS, the French National Centre for Scientific Research, which itself was founded in 1939.  
- **Status:** Recognized as both a **government agency** and a **research institute**.  
- **Location:** Headquarters in **Paris**, with the official address listed under the CNRS Paris site.  

### Core Functions  
- **Coordination:** Aligns research agendas across multiple laboratories and institutes.  
- **Funding & Resources:** Allocates national funds, manages shared facilities, and supports large‑scale experiments.  
- **Computing:** Runs the **Centre de Calcul de l'IN2P3** (established 1976) in Villeurbanne, providing high‑performance computing for data analysis.  

### Major Subsidiaries and Laboratories  
| Subsidiary / Lab | Focus | Notable Feature |
|------------------|-------|-----------------|
| Grand Accélérateur National d'Ions Lourds | Heavy‑ion accelerator | One of Europe’s most powerful ion sources |
| Laboratoire d'Annecy de physique des particules | Particle physics | Strong involvement in LHC experiments |
| Laboratoire des Matériaux Avancés | Materials science | Advanced detector material development |
| Astroparticle and Cosmology Laboratory | Astroparticle physics | Cosmic‑ray and dark‑matter research |
| Hubert Curien Multi‑disciplinary Institute | Multi‑disciplinary | Cross‑field collaborations |
| Centre Etudes Nucléaires de Bordeaux Gradignan | Nuclear studies | Nuclear safety and reactor research |
| LAL (Laboratoire de l'Accélérateur Linéaire) | Accelerator physics | Key role in linear accelerator projects |
| Institute of Physics of 2 Infinites Lyon | Theoretical physics | Fundamental theory work |
| Leprince Ringuet laboratory | Particle detection | Detector R&D for neutrino experiments |

### Digital and Outreach Presence  
- **Website:** Offers multilingual resources (primary language French) and detailed project listings.  
- **Twitter:** @IN2P3_CNRS, verified, with **≈10 k** followers (2023).  
- **Identifiers:** ISNI, ROR, GRID, VIAF, and Library of Congress IDs ensure interoperability across scholarly databases.  

### International Role  
- Acts as France’s liaison to global physics collaborations, contributing expertise, hardware, and data analysis to experiments such as those at CERN, the International Linear Collider, and neutrino observatories.  

### Future Directions  
- Continued expansion of computing capabilities to meet the data demands of next‑generation detectors.  
- Strengthening interdisciplinary links, especially in materials science and medical applications of particle physics.  

---  

*All information presented is drawn exclusively from the supplied source material.*

## References

1. GRID Release 2017-01-10
2. Virtual International Authority File
3. Freebase Data Dumps. 2013
4. [Source](http://www.cdlib.org/uc3/naan_registry.txt)
5. GRID Release 2015-12-14
6. Aligned ISNI and Ringgold identifiers for institutions
7. [Source](https://apps.db.ripe.net/search/lookup.html?source=ripe&key=134.158.0.0+-+134.158.255.255&type=inetnum)
8. [Source](https://tools.wmflabs.org/whois/gateway.py?lookup=true&ip=193.48.96.0)
9. National Library of Israel Names and Subjects Authority File