Quantum questions are hierarchical:
Should all possible interrogations of a quantum system be considered equal? Are some more easily answered than others and if so, can the separating criteria be identified? In a recent work published in Advanced Quantum Technologies, these and other questions are answered.
For more information see:
This project has received funding from the European Union’s Horizon 2020 research and innovation programme under the Marie Skłodowska-Curie grant agreement No 801110.
ESQ has received funding from the Austrian Federal Ministry of Education, Science and Research (BMBWF).