# Peter Grünberg

> German physicist, and Nobel Prize in Physics laureate (1939-2018)

**Wikidata**: [Q57120](https://www.wikidata.org/wiki/Q57120)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Peter_Grünberg)  
**Source**: https://4ort.xyz/entity/peter-grunberg

## Summary
Peter Grünberg was a German physicist who won the Nobel Prize in Physics for his work in the field of magnetism. His discovery of the giant magnetoresistance effect had a transformative impact on data storage technology. He was affiliated with major research institutions in Germany and held academic ties to several international universities and research centers.

## Biography
- **Born**: 1939, Plzeň, Czechoslovakia  
- **Nationality**: Germany  
- **Education**: Doctorate from the Technical University of Darmstadt; research and teaching roles at multiple German institutions  
- **Known for**: Discovery of the giant magnetoresistance effect, which led to his 2007 Nobel Prize in Physics  
- **Employer(s)**: Forschungszentrum Jülich, University of Cologne, Technical University of Darmstadt, and others  
- **Field(s)**: Physics, particularly condensed matter physics and magnetism  

## Contributions
Peter Grünberg is most notably known for his discovery of the giant magnetoresistance (GMR) effect, which he made in 1986, independently and nearly simultaneously with Albert Fert. This discovery was central to his being awarded the 2007 Nobel Prize in Physics. His work laid the foundation for modern high-density data storage technology, particularly in hard disk drives. The GMR effect demonstrated that the electrical resistance of certain materials changes significantly in the presence of a magnetic field, a phenomenon that became essential in the development of read heads for hard drives. This discovery led to a revolution in data storage technology, enabling the development of smaller, faster, and more efficient storage devices. His work also contributed to the development of magnetic random-access memory (MRAM) and spintronics.

## FAQs
### Where did Peter Grünberg work?
Peter Grünberg was associated with Forschungszentrum Jülich, University of Cologne, and Technical University of Darmstadt, among others. He also held visiting positions at Carleton University in Canada and Gwangju Institute of Science and Technology in South Korea.

### What awards did Peter Grünberg receive?
Grünberg received the Nobel Prize in Physics in 2007, along with multiple other honors including the Wolf Prize in Physics, the German Future Prize, the Japan Prize, and the Order of Merit of North Rhine-Westphalia, among others.

### What are some of Peter Grünberg's notable achievements?
Grünberg is most notably recognized for his discovery of the giant magnetoresistance (GMR) effect, which earned him the 2007 Nobel Prize in Physics. He also contributed significantly to the development of magnetic data storage technologies and was a key figure in advancing the field of spintronics.

## Why They Matter
Peter Grünberg's discovery of the giant magnetoresistance effect fundamentally changed the field of data storage. His work enabled the development of high-density storage devices, such as hard disk drives, which are now essential in modern computing. His research laid the foundation for magnetic random-access memory (MRAM) and spintronics, influencing both academic and industrial applications. His contributions were so significant that they led to a new generation of data storage technologies, earning him the Nobel Prize in Physics. His work continues to influence modern electronics and data science.

## Notable For
- Discovery of the giant magnetoresistance (GWR) effect in 1986  
- Co-recipient of the 2007 Nobel Prize in Physics  
- Recipient of the Wolf Prize in Physics, Japan Prize, and the European Inventor Award  
- Inducted into the Hall of Fame of German Research  
- Named a Fellow of the American Physical Society  
- Honorary memberships and recognitions from multiple institutions including the North Rhine-Westphalia Academy for Sciences and Arts and the city of Pilsen  

## Body

### Early Life and Education
Peter Grünberg was born in 1939 in Plzeň, Czechoslovakia. He pursued his doctorate at the Technical University of Darmstadt and became a university teacher and researcher in the field of physics. His work primarily focused on condensed matter physics and magnetism.

### Career
Grünberg spent much of his career at Forschungszentrum Jülich, where he conducted his groundbreaking work on the giant magnetoresistance effect. He was also affiliated with the University of Cologne, Goethe University Frankfurt, and the Technical University of Darmstadt. He held visiting positions at Carleton University in Canada and the Gwangju Institute of Science and Technology in South Korea.

### Contributions and Discoveries
In 1986, Grünberg independently discovered the giant magnetoresistance (GMR) effect, which became the basis for his 2007 Nobel Prize in Physics, shared with Albert Fert. This discovery had a major impact on the development of high-density data storage, particularly in hard disk drives. His work contributed to the development of magnetic random-access memory (MRAM) and spintronics.

### Affiliations and Collaborations
Grünberg was a university teacher and researcher with strong ties to several institutions including:
- Forschungszentrum Jülich
- University of Cologne
- Technical University of Darmstadt
- Goethe University Frankfurt
- Carleton University
- Gwangju Institute of Science and Technology

### Awards and Recognition
Grünberg received the following:
- 2007 Nobel Prize in Physics
- Wolf Prize in Physics
- German Future Prize
- Japan Prize
- European Inventor Award
- Order of Merit of North Rhine-Westphalia
- Induction into the Hall of Fame of German Research
- Honorary memberships and recognitions from:
  - North Rhine-Westphalia Academy for Sciences and Arts
  - City of Pilsen
  - Saarland University
  - RWTH Aachen University
  - American Physical Society (James C. McGroddy Prize for New Materials)
  - Clarivate Citation Laureates

### Legacy
Grünberg's discovery of the GMR effect revolutionized data storage technology, leading to the development of high-density storage devices. His work laid the foundation for modern spintronics and MRAM technologies, influencing both academic research and industrial applications. His contributions continue to impact the field of data storage and have earned him global recognition, including the Nobel Prize in Physics and other international honors.

## References

1. Integrated Authority File
2. Czech National Authority Database
3. The Fine Art Archive
4. [regional database of the Pilsen City Library](https://tritius.plzen.eu/authority/133215)
5. [Curriculum Vitae Peter A. Grünberg](http://www.fz-juelich.de/portal/EN/Research/ITBrain/GMR/cv_guenberg.html)
6. [Physics of the iPod awarded Nobel Prize. 2007](https://www.nytimes.com/2007/10/09/health/09iht-nobel.4.7820918.html)
7. [Source](https://iupap.org/who-we-are/internal-organization/commissions/c9-magnetism/c9-awards/)
8. [100 EMINENTES CIENTÍFICOS CRISTIANOS QUE CAMBIARON EL MUNDO](https://www3.gobiernodecanarias.org/medusa/ecoblog/jregamu/?p=303#:~:)
9. [The Nobel Prize in Physics 2007. nobelprize.org](https://www.nobelprize.org/prizes/physics/2007/summary/)
10. [Table showing prize amounts. Nobel Foundation. 2019](https://www.nobelprize.org/uploads/2019/04/prize-amounts-2020.pdf)
11. [Source](https://wolffund.org.il/peter-gruenberg/)
12. [Source](http://www.pro-physik.de/details/physiknews/10975383/Zum_Tod_von_Peter_Gruenberg.html)
13. [Source](https://www.plzen.eu/obcan/o-meste/informace-o-meste/oceneni-mesta/chap_343/oceneni-mesta.aspx)
14. [Source](https://www.uni-saarland.de/universitaet/portraet/freunde/ehren/promotionen/nat-tech.html)
15. [Source](https://www.aps.org/programs/honors/prizes/mcgroddy.cfm)
16. [Source](https://clarivate.com/citation-laureates)
17. [Source](https://www.eps.org/members/group_content_view.asp?group=85187&id=554142)
18. International Standard Name Identifier
19. Encyclopædia Britannica Online
20. Brockhaus Enzyklopädie
21. Croatian Encyclopedia
22. Munzinger Personen
23. [Noted German physicist Peter Grünberg dies. Deutsche Welle. 2018](http://www.dw.com/en/noted-german-physicist-peter-gr%C3%BCnberg-dies/a-43314689)
24. Freebase Data Dumps. 2013
25. Virtual International Authority File
26. CONOR.SI