Quantum mechanics

Physicists calculated the upper limit for the possible quantization of time

According to the general theory of relativity, time is a continuous quantity, one that can move slower or faster, depending on acceleration and gravity...

A surprising quantum effect observed in a “large” object

While working with the resistivity of a type of delafossite – PdCoO2 – scientists at EPFL's Laboratory of Quantum Materials found that the electrons...

Scientists uncovered exotic quantum properties in magnetite

Magnetite (Fe3O4) is the oldest magnetic material known to mankind. It is a common mineral with strong magnetic properties, used widely in catalytic processes. In...

Introducing a new satellite-based quantum-secure time transfer (QSTT) protocol

Quantum key distribution (QKD) is a procedure to accomplish secure communication that uses cryptographic protocols dependent on the laws of quantum mechanics. Quantum key...

Physicists produced a giant entangled state of 15 trillion atoms

Quantum technologies use entanglement to outperform classical technologies, and often employ strong cooling and isolation to protect entangled entities from decoherence by random interactions.  In...

Filming quantum measurement

Despite the importance of quantum measurement, in theory, it still holds unanswered questions: Does a quantum state collapse instantly during an analysis? If not,...

Scientists held individual atoms in place

For the first time in quantum physics, scientists from the University of Otago became successful in holding individual atoms in place. They also observed...

The study demonstrated the backflow of optical light

This observation is relevant to any physical system supporting coherent waves.

Linking quantum entanglement to cold coffee

Just think how your coffee reaches room temperature over time.

Securing data transfer across optical fiber networks

Realizing a future quantum network.

The experimental demonstration of a spin quantum heat engine

The study outlines the implementation of a heat engine based on a spin-1/2 system and nuclear magnetic resonance techniques.

More efficient quantum dots without heavy metals

Improved quantum dot (QD) technology for use in large displays.

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