Right: Design of the flowermon qubit with a single d-wave junction shunted by a large capacitor. Left: Structure of the order parameter for twisting angles close to 45°. Credit: Brosco…
Category: Quantum Physics
Researchers demonstrate multi-photon state transfer between remote superconducting nodes
Credit: Grebel et al. Over the past few decades, quantum physicists and engineers have been trying to develop new, reliable quantum communication systems. These systems could ultimately serve as a…
Expanded superconducting strips for enhanced photon-counting accuracy
Superconducting microstrip photon-number-resolving detector. Credit: Kong (SIMIT). Using single photons as qubits has become a prominent strategy in quantum information technology. Accurately determining the number of photons is crucial in…
New techniques for making qubits out of erbium
A laser fired at a sheet of titanium dioxide changes the configuration of the crystal where it hits – a technique, developed by the quantum startup memQ, that enables scientists…
New ion cooling technique could simplify quantum computing devices
Image shows the ion trap used to control the location of computational and refrigerant ions. The device was produced by Sandia National Laboratories. Credit: Sandia National Laboratories. A new cooling…
Research offer direct view of tantalum oxidation that impedes qubit coherence
Left: This scanning transmission electron microscope (STEM) image of a tantalum (Ta) film surface shows an amorphous oxide above the regularly arrayed atoms of crystalline Ta metal. Right: The STEM…
A physical qubit with built-in error correction
Credit: Pixabay/CC0 Public Domain There has been significant progress in the field of quantum computing. Big global players, such as Google and IBM, are already offering cloud-based quantum computing services.…
