P H Souto Ribeiro

Quantum key distribution with higher-order alphabets using spatially encoded qudits.

S P Walborn, D S Lemelle, M P Almeida, 2006, Physical review letters.

Experimental estimate of a classicality witness via a single measurement.

S P Walborn, P H Souto Ribeiro, G H Aguilar, 2012, Physical review letters.