# Challenging excited states from adaptive quantum eigensolvers: subspace expansions vs. state-averaged strategies

> Research article (Quantum Science and Technology, 2024) · cited 13× · AI/ML

**Wikidata**: [openalex:W4405438237](https://www.wikidata.org/wiki/openalex:W4405438237)  
**Source**: https://4ort.xyz/entity/challenging-excited-states-from-adaptive-quantum-eigensolvers-subspace-expansions-vs-state-averaged-strategies