# Kenneth Greisen

> Kenneth Ingvard Greisen was an American physicist who worked on nuclear physics and the astrophysics of cosmic rays and gamma radiation. "He will be most remembered for his realization that the cosmic microwave background limits the high-energy end of the spectrum of cosmic ray protons."

*American physicist, astrophysicist and astronomer*

**Canonical URL:** https://fame.am/person/kenneth-greisen

## Identity
- **Profile type:** Scientist ([Wikidata](https://www.wikidata.org/entity/Q39631))
- **Category:** Scientists
- **Country:** United States
- **Born:** 1918-01-24
- **Died:** 2007-03-17
- **Status:** deceased
- **Gender:** male

## Bio

Kenneth Ingvard Greisen was an American physicist who worked on nuclear physics and the astrophysics of cosmic rays and gamma radiation. "He will be most remembered for his realization that the cosmic microwave background limits the high-energy end of the spectrum of cosmic ray protons."

## Fame
- **Fame score:** 38.5
- **Momentum:** 4.0

## Sources
- [Kenneth Greisen](https://en.wikipedia.org/wiki/Kenneth_Greisen)
- [Kenneth Greisen](https://de.wikipedia.org/wiki/Kenneth_Greisen)
- [Kenneth Greisen](https://fr.wikipedia.org/wiki/Kenneth_Greisen)
- [کنت گریسن](https://fa.wikipedia.org/wiki/%DA%A9%D9%86%D8%AA_%DA%AF%D8%B1%DB%8C%D8%B3%D9%86)
- [Грейзен, Кеннет](https://ru.wikipedia.org/wiki/%D0%93%D1%80%D0%B5%D0%B9%D0%B7%D0%B5%D0%BD%2C_%D0%9A%D0%B5%D0%BD%D0%BD%D0%B5%D1%82)
- [Wikidata](https://www.wikidata.org/wiki/Q6390148)

---
Generated by Fame.am · https://fame.am/person/kenneth-greisen