TY - RPRT TI - Frequency hopping in quantum interferometry: efficient up-down conversion for qubits and ebits. AU - G Giorgi AU - P Mataloni AU - F De Martini PY - 2003 DO - 10.1103/physrevlett.90.027902 UR - https://pubmed.ncbi.nlm.nih.gov/12570581/ ID - 12570581 ER -