# John J. Hopfield

> Polish-American spectroscopist (1891-1953)

**Wikidata**: [Q17626833](https://www.wikidata.org/wiki/Q17626833)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/John_J._Hopfield_(spectroscopist))  
**Source**: https://4ort.xyz/entity/john-j-hopfield


## References

1. Find a Grave
2. [Source](https://www.gf.org/fellows/all-fellows/john-j-hopfield/)
3. Mathematics Genealogy Project
4. [Source](https://www.findagrave.com/memorial/198895666/john_joseph_hopfield)