TY - JOUR AU - Donohue, J. M. AU - Ansari, V. AU - Řeháček, Jaroslav AU - Hradil, Zdenek AU - Stoklasa, Bohumil AU - Paúr, Martin AU - Sánchez Soto, Luis Lorenzo AU - Silberhorn, C. PY - 2018 DO - 10.1103/PhysRevLett.121.090501 SN - 0031-9007 UR - https://hdl.handle.net/20.500.14352/12251 T2 - Physical review letters AB - By projecting onto complex optical mode profiles, it is possible to estimate arbitrarily small separations between objects with quantum-limited precision, free of uncertainty arising from overlapping intensity profiles. Here we extend these techniques... LA - eng PB - American Physical Society KW - Single-molecule microscopy KW - Fisher information KW - Parameter-estimation KW - Optical resolution KW - Conversion KW - Interferometry KW - Power TI - Quantum-limited time-frequency estimation through mode-selective photon measurement TY - journal article VL - 121 ER -