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Search results for single-qubit

General Âé¶¹ÒùÔºics May 25, 2023

Scientists propose revolution in complex systems modeling with quantum technologies

Scientists have made a significant advancement with quantum technologies that could transform complex systems modeling with an accurate and effective approach that requires significantly reduced memory.

Optics & Photonics May 23, 2023

Using nuclear spins neighboring a lanthanide atom to create Greenberger-Horne-Zeilinger quantum states

Researchers have experimentally demonstrated a new quantum information storage protocol that can be used to create Greenberger-Horne-Zeilinger (GHZ) quantum states. There is a great deal of interest in these complex entangled ...

Optics & Photonics May 18, 2023

Wiring up quantum circuits with light

Quantum computers promise to solve challenging tasks in material science and cryptography that will remain out of reach even for the most powerful conventional supercomputers in the future. Yet, this will likely require millions ...

Optics & Photonics May 15, 2023

Forming and sensing optical emitters in real time

Seeking new techniques to enable quantum networking, Harvard University researchers have developed a novel laser-based strategy for creating single-atom, near-surface material defects, which can be used to form qubits, the ...

Quantum Âé¶¹ÒùÔºics May 11, 2023

Jellybeans: A sweet solution for overcrowded circuitry in quantum computer chips

The silicon microchips of future quantum computers will be packed with millions, if not billions of qubits—the basic units of quantum information—to solve the greatest problems facing humanity. And with millions of qubits ...

Condensed Matter May 8, 2023

Symmetric graphene quantum dots for future qubits

Quantum dots in semiconductors such as silicon or gallium arsenide have long been considered hot candidates for hosting quantum bits in future quantum processors. Scientists at Forschungszentrum Jülich and RWTH Aachen University ...

Optics & Photonics May 1, 2023

Differing device personalities come together for future quantum computing networks

We're building the tools to trap ions and watch them glow (or not). The art-deco-esque device shown above is a combined trap for ions (charged atoms) and detector for individual photons (particles of light). When you hold ...

Quantum Âé¶¹ÒùÔºics Apr 20, 2023

Heaviest Schrödinger cat achieved by putting a small crystal into a superposition of two oscillation states

Even if you are not a quantum physicist, you will most likely have heard of Schrödinger's famous cat. Erwin Schrödinger came up with the feline that can be alive and dead at the same time in a thought experiment in 1935. ...

Quantum Âé¶¹ÒùÔºics Apr 20, 2023

Two qudits fully entangled

In the world of computing, we typically think of information as being stored as ones and zeros—also known as binary encoding. However, in our daily life we use ten digits to represent all possible numbers. In binary the ...

Optics & Photonics Apr 19, 2023

Long-distance quantum teleportation enabled by multiplexed quantum memories

Quantum teleportation is a technique allowing the transfer of quantum information between two distant quantum objects, a sender and a receiver, using a phenomenon called quantum entanglement as a resource.

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