Cosmic-ray threat to quantum computing greater than previously thought
Shielding and design changes needed to prevent hard-to-correct qubit errors
Read article: Cosmic-ray threat to quantum computing greater than previously thought
Read article: Cosmic-ray threat to quantum computing greater than previously thought
Highly programmable quantum simulator operates with up to 256 qubits
The system is a key step forward in the race to design larger, more reliable quantum computers
Read article: Highly programmable quantum simulator operates with up to 256 qubits
Majorana modes continue to elude
"Zero mode" feature predicted in a semiconductor-superconductor nanowire comes from an entirely different effect, say researchers
Read article: Majorana modes continue to elude
Classical approach extends the range of noisy quantum computers
Quantum computing algorithms can simulate infinitely large quantum systems thanks to mathematical tools known as tensor networks
Read article: Classical approach extends the range of noisy quantum computers
New gate optimization strategy could boost efficiency in trapped-ion quantum computers
Protocol for performing two-qubit entangling gates trades laser power for speed with little loss of fidelity
Read article: New gate optimization strategy could boost efficiency in trapped-ion quantum computers
Optical links help superconducting quantum computers keep their cool
Replacing electronic connectors with optical ones provides an energy-efficient way to scale up quantum computers
Read article: Optical links help superconducting quantum computers keep their cool
New quantum entanglement verification method cuts through the noise
“Conditional witnessing” technique makes many-body entangled states easier to measure
Read article: New quantum entanglement verification method cuts through the noise
Messages scrambled by black holes stand their ground against quantum computers
Featureless “cost functions” prevent quantum machine learning algorithms from reconstructing scrambled information
Read article: Messages scrambled by black holes stand their ground against quantum computers
The growing pains of quantum computing
Ilyas Khan, chief executive of Cambridge Quantum Computing, describes the challenges of moving from infancy to adolescence
Read article: The growing pains of quantum computing
CMOS controller for quantum computer operates at 3 K
Microwave device keeps its cool while connecting spin qubits
Read article: CMOS controller for quantum computer operates at 3 K
