# Philipp Höhn
**Entity class:** Person
**Domain:** theoretical physicist
## Definition
**Philipp Höhn** is a theoretical physicist. At ICE, served as an ICE fellow and presented on quantum general covariance and the problem of time.
## Projects, contributions, and institutional alignments
works on quantum gravity, quantum reference frames, relational observables, and the foundations of spacetime and quantum theory; affiliated with OIST’s Quantum Systems Transformation unit.
## Relationships
- **ICE role:** [[wiki/Institute for Cross-Disciplinary Engagement|Institute for Cross-Disciplinary Engagement]].
- **wider alignments:** OIST, quantum gravity, quantum reference frames, and time.
- **disambiguation route:** [[wiki/ICE|ICE disambiguation]].
## Sources / Provenance
- [Institutional or primary profile](https://www.oist.jp/research/research-units/quast/philipp-hohn)
- [ICE archive](https://www.ice.dartmouth.edu/)