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‘Blurred times’ in a quantum world

The idealized picture of space and time in general relativity assigns an ideal clock to each point in space, which tick evenly without being...

Quantum entanglement between a single photon and a trillion of atoms

Visualization of a hybrid bipartite entanglement between a single photon (blue) and an atomic spin-wave excitation inside quantum memory glass cell, subsequently confirmed in...

Scientists create a nano-trampoline to probe quantum behavior

The experimental setup for measuring specific heat includes a suspended Si membrane (the 'nano trampoline') a thin copper meander used as a heater, and...

Sorting machine for atoms

Scientists at their sorting machine for Atoms (from left): Dr. Andrea Alberti, Carsten Robens, Prof. Dr. Dieter Meschede, Dr. Wolfgang Alt and Stefan Brakhane.Credit:...

Bohr’s quantum theory revised

Niels Bohr and Paul Ehrenfest (with his son) at Leiden train station (Holland) in 1926. / Credit: Courtesy of the Niels Bohr Archive, Copenhagen Bohr's...

Protecting quantum computing networks against hacking threats

Professor Ebrahim Karimi, a member of uOttawa's Department of Physics and holder of the Canada Research Chair in Structured Light, and doctoral student Frédéric...

Quantum phase transition observed for the first time

Probability distribution showing the equal likelihood for the cavity being transparent and opaque at the critical point. Credit: J. FinkA group of scientists led...

First ever blueprint unveiled to construct a large scale quantum computer

Prof. Hensinger (right) and Dr Lekitsch (left) with a quantum computing blueprint model behind a quantum computer prototype at the University of Sussex. Credit:...

First step towards photonic quantum network

Illustration of a photon gun. A quantum dot (the yellow symbol) emits one photon (red wave packet) at a time. The quantum dot is...

Quantum optical sensor tested in space for the first time

Hybrid-integrated master-oscillator power-amplifier (MOPA) laser module for rubidium precision spectroscopy in space developed by the Ferdinand-Braun-Institut – three of these MOPA modules along with...