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Photons with programmable spectra in Optics Express

Want high-purity single photons, but with control over their temporal shape? A result from our collaboration with Marco Barbieri’s group at University Rome Tre, Heralded generation of high-purity ultrashort single photons in programmable temporal shapes… 333 more words

Quantum Optics

Quantum Computing Without Qubits

A quantum computing pioneer explains why analog simulators may beat out general-purpose digital quantum machines — for now.

Ivan Deutsch is building quantum computers out of base-16 “qudits,” quantum information units that can assume any number of “d” states. 1,554 more words

QUANTUM MECHANICS

QM Talks@CBPF: Jean-Pierre Gazeau — 20.12, 16h00

The year is getting to the end, but we are still full power! To finish the 2017 series of QM Talks@CBPF we have pleasure to receive Jean-Pierre Gazeau. 316 more words

QMTalks@CBPF

New article: Reversing the thermodynamic arrow of time using quantum correlations

Title: Reversing the thermodynamic arrow of time using quantum correlations

Authors: Kaonan Micadei, John P. S. Peterson, Alexandre M. Souza, Roberto S. Sarthour, Ivan S. Oliveira, Gabriel T. 109 more words

Quantum Information

QM Talks@CBPF: Alexandre B. Tacla — 13.11, 16h00

Our next talk in the series QM Talks@CBPF will be delivered by Alexandre B. Tacla (Glasgow). Alexandre has many interests, and a broad knowledge. In this talk he will tell us about his recent results on how to deal with complex many-body systems in an efficient way. 253 more words

QMTalks@CBPF

QM Talks@CBPF: Marcelo F. Santos -- 08.11, 16h00

This week we have the pleasure to receive Marcelo F. Santos (UFRJ) as a speaker in our series QM Talks@CBPF. Marcelo and co-authors have recently put in the arXiv an intriguing paper: … 258 more words

QMTalks@CBPF

Producing single photons

Researchers at the University of Bath have recently developed a technique to more reliably produce single photons, potentially advancing the field of quantum information processing. The study of the world at the atomic scale is what gave birth to the field of quantum physics. 445 more words

University Newspaper