2 papers
gr-qc2026
Causal structure in spin-foams
Eugenio Bianchi, Pierre Martin-Dussaud
The metric field of general relativity is almost fully determined by its causal structure. Yet, in spin-foam models for quantum gravity, the role played by the causal structure is…
quant-ph2024
Bosonic and fermionic Gaussian states from Kähler structures
Lucas Hackl, Eugenio Bianchi
We show that bosonic and fermionic Gaussian states (also known as "squeezed coherent states") can be uniquely characterized by their linear complex structure which is a linear…