SIG and ID Quantique collaborate in QKD
SIG, ID Quantique and ADVA announced today the implementation of the first quantum encrypted datacenter interconnection with QKD.
Extended coherence time for spin-orbit qubit in silicon
Scientists at Centre for Quantum Computation and Communication Technology (CQC2T) have demonstrated coherence times 10,000 times longer than previously recorded for spin-orbit qubits. Coherence time is the duration of time that a spin-orbit qubit in […]
Quantum magnetometry precision limit
Quantum magnetometry aims to measure the magnetic field with the highest precision. Although estimation of one component of a magnetic field has been well studied over many decades, the highest precision that can be achieved […]
Atomtronic device could probe boundary between quantum, everyday worlds
A new device that relies on flowing clouds of ultracold atoms promises potential tests of the intersection between the weirdness of the quantum world and the familiarity of the macroscopic world we experience every day. […]
Highly tunable Quantum Dots at room temperature
Researchers at Columbia Engineering and Montana State University have reported that they have found that placing sufficient strain in a 2-D material—tungsten diselenide (WSe2)—creates localized states that can yield single-photon emitters. Using sophisticated optical microscopy […]
Room-temperature optomechanical squeezing
Researchers at MIT have designed a quantum light squeezer that reduces quantum noise in an incoming laser beam by 15 percent. It is the first system of its kind to work at room temperature, making it amenable […]
Distributed Quantum information processing using multiplexed photons
Distributed quantum information processing is based on the transmission of quantum data over lossy channels between quantum processing nodes. These nodes may be separated by a few microns or on planetary scale distances, but transmission […]
QuTech researchers are the first to build a single-hole qubit
QuTech researchers have demonstrated that a single hole trapped in a germanium quantum dot can function effectively as a qubit, using standard semiconductor manufacturing techniques that could potentially allow for scalable quantum computing systems.
128-qubit system as an integrated artificial atom-photonics chip
Researchers at MIT have developed a process to manufacture and integrate “artificial atoms,” created by atomic-scale defects in microscopically thin slices of diamond, with photonics circuitry, producing the largest quantum chip of its type. The […]
Trapped ion technology for next generation quantum computers
Researchers at Princeton University and Duke University collaborated to develop methods to design the next generation of quantum computers. Their study focused on QC systems built using Trapped-Ions (TI) technology, which is one of the […]
Zurich Instruments joins Chicago Quantum Exchange
Swiss Zurich Instruments joins a new partner network, Chicago Quantum Exchange (CQE), which is a Chicago-based research hub (one of the largest QT research hubs in the USA) with the goal of advancing academic and industrial […]
‘Hybrid’ Quantum Networking demonstrated for first time
In a world’s first, researchers at the Kastler Brossel Laboratory in Paris and the U.S. National Institute of Standards and Technology (NIST) have performed a pioneering experiment demonstrating “hybrid” quantum networking. The approach, which unites […]
Qblox creates a new system to control qubits
Qblox, a spinoff of the Delft-based quantum technology institute Qutech has set out to create a new system to control the qubits in a quantum computer. The startup is paving the way for building quantum […]
Precise measurement of materials for quantum computers
Scientists at the National Institute of Standards and Technology (NIST) have developed a novel instrument that can make three kinds of atom-scale measurements simultaneously.
High-level control of spin qubit lifetime on silicon quantum dots
A team from University of Science and Technology of China (USTC) and Origin Quantum Computing Company Limited, reported an improvement of spin lifetime (relaxation time) by over two orders of magnitude in silicon Quantum Dots (QDs) […]
RIKEN proposes a new quantum circuit-wiring scheme
A new circuit-wiring scheme developed over the last three years by RIKEN’s Superconducting Quantum Electronics Research Team, in collaboration with other institutes, opens the door to scaling up to 100 or more qubits within the […]
Quantum fluctuations can jiggle objects on the human scale
A team led by researchers at MIT LIGO Laboratory has measured the effects of quantum fluctuations on objects at the human scale. The researchers reported observing that quantum fluctuations, tiny as they may be, can nonetheless “kick” […]
Benefits of quantum optimal control for quantum sensing
Diamond based quantum technology is a fast emerging field with both scientific and technological importance. With the growing knowledge and experience concerning diamond based quantum systems comes an increased demand for performance. Quantum optimal control […]
New insights into the energy levels in Quantum Dots
Researchers from University of Basel, Bochum, and Copenhagen have gained new insights into the energy states of Quantum Dots (QD). The scientists confirmed certain energy transitions in QDs that had previously only been predicted theoretically: […]
Kantar is patenting Quantum Machine Learning solutions
Kantar, the world’s leading data, insights and consulting company, announced today the first patent on Quantum Machine Learning as part of AI/ML advancement in Singapore. With the continuous support and partnership of Singapore’s Economic Development Board (EDB), Kantar […]
Mechanically tunable graphene Quantum Dot
Researchers at Delft University of Technology (TU Delft) have presented the first mechanically tunable monolayer graphene Quantum Dot (QD) whose electronic properties can be modified by in-plane nanometer displacements. Precisely manipulating individual charge carriers is […]
A new material for light-matter interactions
EPFL scientists have coupled a new material with light at the level of a single photon. The achievement opens up prospects for better controlling and understanding the properties of quantum-correlated systems, where theoretical calculations are […]
Quantum entanglement aboard orbiting CubeSat
Researchers have generated and detected quantum entanglement onboard a CubeSat nanosatellite weighing less than 2.6 kilograms and orbiting the Earth. The CubeSat was deployed into orbit from the International Space Station on 17 June 2019. […]
Superconducting qubits free of fabrication residues
Nanofabrication techniques for superconducting qubits often suffer from residual contamination in the dielectric interfaces of these devices. This occurs because these techniques rely on resist-based electron-beam or optical lithography masks, which are placed and processed […]
Giant trapped Rydberg ions for Quantum Computers
Trapped ions that form a crystal are one of the technologies that can be used to make a quantum computer. But when the system is scaled up to large ion crystals this method gets very […]