Today's quantum computers contain up to several dozen memory and processing units, the so-called qubits. Severin Daiss, Stefan Langenfeld, and colleagues from the Max Planck Institute of Quantum Optics in Garching have successfully ...
Quantum Physics
Feb 5, 2021
0
568
Researchers at the Paul Scherrer Institute (PSI) have put forward a detailed plan of how faster and better defined quantum bits—qubits—can be created. The central elements are magnetic atoms from the class of so-called ...
Quantum Physics
Jan 22, 2021
0
776
Scientists at the Institute of Physics of the University of Tartu have found a way to develop optical quantum computers of a new type. Central to the discovery are rare earth ions that have certain characteristics and can ...
Optics & Photonics
Jan 15, 2021
0
32
For the first time, physicists from the University of Innsbruck have entangled two quantum bits distributed over several quantum objects and successfully transmitted their quantum properties. This marks an important milestone ...
Quantum Physics
Jan 13, 2021
0
120
To perform calculations, quantum computers need qubits to act as elementary building blocks that process and store information. Now, physicists have produced a new type of qubit that can be switched from a stable idle mode ...
Nanophysics
Jan 11, 2021
0
199
Creating a powerful, large-scale quantum computer depends on a clever design such that many qubits (the building block of a quantum computer) can be controlled and read out. Researchers at QuTech, a collaboration between ...
Quantum Physics
Jan 5, 2021
0
67
Quantum computer: One of the obstacles for progress in the quest for a working quantum computer has been that the working devices that go into a quantum computer and perform the actual calculations, the qubits, have hitherto ...
Quantum Physics
Dec 28, 2020
8
749
A team of theoretical and experimental physicists have designed a new ultra-thin material that they have used to create elusive quantum states. Called one-dimensional Majorana zero energy modes, these quantum states could ...
Superconductivity
Dec 17, 2020
0
688
One of the chief obstacles facing quantum computer designers—correcting the errors that creep into a processor's calculations—could be overcome with a new approach by physicists from the National Institute of Standards ...
Quantum Physics
Dec 9, 2020
0
243
Researchers have found a way to protect highly fragile quantum systems from noise, which could aid in the design and development of new quantum devices, such as ultra-powerful quantum computers.
Quantum Physics
Dec 9, 2020
3
679
