Search results for Quantum Dot Qubits

Quantum Breakthrough: Unhackable Keys Sent Over 120 km Using Quantum Dots

Quantum dot–based time-bin QKD achieves stable, long-distance secure communication with practical performance. Quantum key distribution is the most advanced area of quantum cryptog...

Manufacturing qubits that can move

It's hard to mix electronic manufacturing and flexible geometry.

imec Demonstrates Quantum Dot Qubit Device Using High NA EUV

Insider Brief PRESS RELEASE — This week, at ITF World, imec, a world-leading research and innovation hub in advanced semiconductor technologies, presents a world first: a quantum d...

Molecular Qubit Achieves Single-Photon Quantum Control

Insider Brief A team of researchers report a single organic molecule can now store, manipulate and read out quantum information one molecule at a time using light. They add that th...

Researchers improve stability and growth of perovskite quantum dots

Perovskite quantum dots show promise for LEDs, photocatalysis and quantum light sources. Advances improve solution stability and growth control, enabling wider use.

A materials scientist’s playground

Scientists and engineers around the world are working to improve quantum bits, or qubits, the minuscule building blocks of the quantum computer. Qubits are incredibly sensitive, ma...

A field guide to quantum computer qubits

Here are six ways to build a quantum computer

A quantum-coherent photon–emitter interface in the original telecom band

Nature Nanotechnology, Published online: 27 April 2026; doi:10.1038/s41565-026-02156-7Waveguide-integrated InAs quantum dots produce quantum-coherent emission in the O-band with pr...

Quantinuum Helios With 98 Physical Qubits and 50 Logical Qubits

The Helios platform is now available to customers through Quantinuum’s cloud service and on-premises offering. It has 98 Physical Qubits and 50 logical qubits with very low error r...

Researchers Demonstrate Ultra-low Noise Levels of New Qubit Platform

Insider Brief PRESS RELEASE — Quantum bits (qubits) are the fundamental building blocks of quantum information processing. A novel qubit platform invented at the U.S. Department of...

Mobile electron spins power new quantum gate breakthrough

Researchers at Delft University demonstrate mobile qubits performing logic gates on a silicon chip, advancing scalable quantum computation.

Quantum Computing (QUBT) Announces Deployment-Ready NeuraWave Photonic Computing Platform

“Giant superatoms” could finally solve quantum computing’s biggest problem

In the pursuit of powerful and stable quantum computers, researchers at Chalmers University of Technology, Sweden, have developed the theory for an entirely new quantum system – ba...

QuEra Paper Simulates Only Two Physical Qubits Are Needed Per Logical Qubit

Quera show 580 and 1156 logical qubits with neutral atom quantum computer simulations. April 2026 breakthrough (with Harvard/MIT) they shiow high-rate codes achieving over 50% enco...

Cisco shows switch that can connect quantum computers of different kinds

Quantum computers today are built with a variety of techniques - some hitting rubidium atoms suspended in a vacuum with lasers, or some using superconductors cooled ​to near absolu...

QuEra, Harvard, and MIT Demonstrate 2:1 Physical-to-Logical Qubit Ratio

A research collaboration between QuEra Computing, Harvard University, and MIT has reported a quantum error correction (QEC) result demonstrating a physical-to-logical qubit ratio o...

A silicon-compatible path toward scalable quantum systems

Researchers built superconducting quantum devices using a new material and a technique adapted from electronics manufacturing processes.

This strange new phase of matter could transform quantum technology

By stacking custom-designed silver nanoparticles like nanoscale LEGO bricks, scientists stabilized a mysterious crystal phase that had never been observed before. The material not...

Beyond a Single Quantum Chip: Why the Future of Quantum Computing is Modular

Guest Post by Zeynep Koruturk, Dr. Kris Naudts, and Donald Harmitt of Firgun Ventures For years, the headline metric in quantum computing has been a simple one: how many qubits can...

Stanford quantum computing breakthrough uses twisted light to work without extreme cooling

A new room-temperature quantum device uses twisted light to entangle photons and electrons, overcoming one of the biggest hurdles in quantum technology. The breakthrough could pave...

Molecular coatings tune how fast quantum dots emit light

Molecular coatings can slow or accelerate photon emission from near-infrared quantum dots, adding a new control handle for silicon photonics.

Optical control of nuclear spins in molecules points to new paths for quantum technologies

Researchers optically initialized, controlled, and read out nuclear spins in a molecular material for the first time, showing molecular nuclear spins could advance quantum tech.

Bright quantum light emission achieved at room temperature in 2D semiconductors

Nanostructured material traps excitons and removes excess charge, boosting room temperature light emission and enabling bright stable quantum light sources.

Magnon Breakthrough Could Shrink Quantum Computers to the Size of a Penny

Physicists at the University of Vienna have discovered magnons with lifespans that are one hundred times longer. Magnons are tiny waves of magnetization that move through solid mag...