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Quantum Technology

Scientists Solve Decade-Old Topological Nanowire Mystery

For years, a peculiar rhythm appeared in experiments on topological insulator nanowires, its origin unknown. Now, a South Korean team...
Quantum Technology

Cornell Cuts Tantalum Qubit Fabrication Temperature in Half

Tantalum is an excellent material for qubits. This metal resists corrosion, retains quantum information longer than most alternatives, and is...
Quantum Technology

No, This Quantum Chaos Proof Doesn’t Threaten RSA

A recent mathematical proof concerning wave behavior in chaotic systems has been widely discussed online, often inaccurately linked to the...
Quantum Technology

Electrons Defy the Quantum Limit in Topological Material

When a magnetic field is cranked high enough, electrons inside a metal are expected to settle into their lowest possible...
Quantum Technology

Rice University Adds a Temperature Dial to Quantum Simulator

When something warms up, its electrons behave differently. This is obvious in a chemistry lab but much harder to replicate...
Quantum Technology

Xanadu Targets Cancer Drug Discovery With Quantum Computing

Some cancer treatments target tumors with light. Photodynamic therapy utilizes photosensitizers, which are compounds that remain dormant in tissue until...
Physicists Built a Controllable Quantum Fluid Inside a Chip
Quantum Technology

Physicists Built a Controllable Quantum Fluid Inside a Chip

A Bose-Einstein condensate is sometimes called the fifth state of matter: cool a cloud of particles enough and they stop...
A Chinese Team Squeezed a 16-Qubit State Out of Just Four Photons
Quantum Technology

A Chinese Team Squeezed a 16-Qubit State Out of Just Four Photons

Photonic quantum computing runs on a resource that’s maddeningly hard to make: entangled photons. Photon sources are inefficient, and the...
Pasqal Put the Lasers That Trap Its Atoms Onto a Chip
Quantum Technology

Pasqal Put the Lasers That Trap Its Atoms Onto a Chip

A neutral-atom quantum computer holds each of its qubits in a cage made of light. Focused laser beams called optical...
Physicists Turned Quantum Computing's Worst Enemy Into a Way to Make Entanglement
Quantum Technology

Physicists Turned Quantum Computing’s Worst Enemy Into a Way to Make Entanglement

Ask anyone building a quantum machine what they fear most and the answer is dissipation: the slow leak of energy...