Quantum News

26 Feb 2024:

Google DeepMind taps the power of its AI to accelerate quantum computers

In new research, Google DeepMind has demonstrated that its AI can help accelerate the development of quantum computers — taking one step further in combining two of the most disruptive technologies.

DeepMind worked together with UK-based Quantinuum to solve a key challenge in fault-tolerant quantum computers: reducing the number of T gates.

24 Feb 2024:

Russian scientists have successfully developed a 20-qubit quantum computer and aim to increase this number to between 50 and 100 qubits by the end of 2024. This development signifies a significant advancement in Russia’s quantum computing capabilities, surpassing their previous 16-qubit ion-based quantum computer. The initiative is part of a broader, ambitious roadmap to enhance their quantum computing technology, with potential applications ranging from drug discovery to logistics optimization

18 Feb 2024: NVIDIA and Australia’s Pawsey Supercomputing Centre are collaborating to accelerate quantum computing research. This collaboration will leverage NVIDIA’s cutting-edge technology, including the CUDA Quantum platform and Grace Hopper Superchips, to conduct research in this field. The goal of this collaboration is to achieve breakthroughs in quantum computing, which has the potential to revolutionize many industries.

13 Feb 2024:

The recent study highlights a breakthrough in quantum photonics, demonstrating significant progress in integrating single-photon sources on-chip at room temperature, which is crucial for advancing quantum computing, cryptography, and sensing.

By employing a hybrid metal–dielectric bullseye antenna for exceptional photon directionality, the research showcases a method for efficient photon back-excitation and coupling, using either colloidal quantum dots or nanodiamonds as single-photon emitters. Achieving front collection efficiencies of about 70% with low numerical aperture optics, this innovation simplifies the integration of quantum light sources into practical quantum systems, promising to accelerate the development of quantum photonic devices. The research, led by Boaz Lubotzky and Prof. Ronen Rapaport, alongside international collaborators, represents a pivotal advancement in quantum technology applications, as published in Nano Letters.

13 Feb 2024: The paper presents an optimization for reducing the number of qubits required in quantum factoring, specifically targeting Shor’s algorithm. By employing a combination of techniques, including May and Schlieper’s truncation and the Ekerå-Håstad variant, the authors achieve a significant reduction in qubit requirement to factor an RSA-2048 instance, potentially using less than 1700 qubits

05 Feb 2024:

QuEra Computing, a Boston-based company, aims to revolutionize computing with quantum technology. They plan to launch a 10,000 qubit quantum computer by 2026, surpassing the capabilities of today’s fastest supercomputers.

QuEra’s roadmap includes launching a quantum computer with 256 physical qubits and 10 logical qubits this year, followed by a 3,000-qubit quantum computer in 2025.

by 2026, QuEra wants to unleash the 10,000 physical qubits quantum computer with 100 logical qubits. The company is confident that not only will this machine compute without errors, but it will supersede the capabilities of supercomputers today.

29 Jan 2024:

Researchers, led by Jeff Thompson at Princeton University, have developed a novel method to detect and correct errors in quantum computers in real time, potentially making them up to ten times easier to correct.

This advancement, detailed in a recent paper in Nature, focuses on identifying errors more easily than previous methods, which primarily aimed to reduce error probabilities. By utilizing a different set of energy levels within atoms to store qubits, the team can monitor qubits during computations and detect errors without destroying the qubits.

24 Jan 2024: A January 19 announcement of the connection reveals that the machine has five qubits and is available as a test bed for the university’s project collaborators, with other researchers able to use it as a development platform for their own efforts using the machine’s ultra-low temperature CMOS and parametric amplifiers. Collaborators include the University of California, Santa Barbara, and the University of Wisconsin-Madison, so this machine’s success may assist US quantum development efforts.

19 Jan 2024: Scientists achieve groundbreaking room-temperature quantum coherence for 100 nanoseconds, propelling molecular qubits closer to practical quantum computing.

11 Jan 2024:

A Chinese company has made a 72-qubit superconducting quantum chip with foreign machines as the United States’s curbs failed to slow China’s development in this area.

Origin Quantum, a Hefei-based quantum computer maker, on January 6 officially launched its third-generation quantum computer called Wukong, which uses the name of the Monkey King in Chinese mythology as the superhero can transform into 72 different forms.