Quantum Computers News

July 26, 2024

Top Headlines

'Kink State' Control May Provide Pathway to Quantum Electronics

July 25, 2024 — The key to developing quantum electronics may have a few kinks. According to researchers, that's not a bad thing when it comes to the precise control needed to fabricate and operate such devices, including advanced sensors and lasers. The ...

Quantum Sensor for the Atomic World

July 25, 2024 — In a scientific breakthrough, an international research team has developed a quantum sensor capable of detecting minute magnetic fields at the atomic length scale. This pioneering work realizes a long-held dream of scientists: an MRI-like tool for ...

Spin Qubits Go Trampolining

July 25, 2024 — Researchers have developed somersaulting spin qubits for universal quantum logic. This achievement may enable efficient control of large semiconductor qubit arrays. The research group recently published their demonstration of hopping spins and ...

A Breakthrough on the Edge: One Step Closer to Topological Quantum Computing

July 10, 2024 — Researchers have achieved a significant breakthrough in quantum materials, potentially setting the stage for advancements in topological superconductivity and robust quantum ...

Latest Headlines

updated 10:07pm EDT

Folded Peptides Are More Electrically Conductive Than Unfolded Peptides

July 25, 2024 — What puts the electronic pep in peptides? A folded structure, according to a new study. Researchers combined single-molecule experiments, molecular dynamics simulations and quantum mechanics to ...

Moving from the Visible to the Infrared: Developing High Quality Nanocrystals

July 9, 2024 — Awarded the 2023 Nobel Prize in Chemistry, quantum dots have a wide variety of applications ranging from displays and LED lights to chemical reaction ...

A Genetic Algorithm for Phononic Crystals

July 3, 2024 — Researchers tested phononic nanomaterials designed with an automated genetic algorithm that responded to light pulses with controlled vibrations. This work may help in the development of ...

A 2D Device for Quantum Cooling

July 5, 2024 — Engineers have created a device that can efficiently convert heat into electrical voltage at temperatures lower than that of outer space. The innovation could help overcome a significant obstacle to ...

Visual Explanations of Machine Learning Models to Estimate Charge States in Quantum Dots

June 27, 2024 — To form qubit states in semiconductor materials, it requires tuning for numerous parameters. But as the number of qubits increases, the amount of ...

Understanding Quantum States: New Research Shows Importance of Precise Topography in Solid Neon Qubits

June 26, 2024 — A new study shows new insight into the quantum state that describes the condition of electrons on an electron-on-solid-neon quantum bit, information ...

Researchers Discover New Flat Electronic Bands, Paving Way for Advanced Quantum Materials

June 25, 2024 — Scientists predict the existence of flat electronic bands at the Fermi level, a finding that could enable new forms of quantum computing and ...

Scientists at uOttawa Develop Innovative Method to Validate Quantum Photonics Circuits Performance

June 20, 2024 — A team of researchers has developed an innovative technique for evaluating the performance of quantum circuits. This significant advancement ...

Breakthrough May Clear Major Hurdle for Quantum Computers

June 18, 2024 — The potential of quantum computers is currently thwarted by a trade-off problem. Quantum systems that can carry out complex operations are less tolerant to errors and noise, while systems that are ...

New Material Puts Eco-Friendly Methanol Conversion Within Reach

June 17, 2024 — Researchers have developed innovative, eco-friendly quantum materials that can drive the transformation of methanol into ethylene glycol. This discovery opens up new possibilities for using ...

Quantum Entanglement Measures Earth Rotation

June 14, 2024 — Researchers carried out a pioneering experiment where they measured the effect of the rotation of Earth on quantum entangled photons. The work represents a significant achievement that pushes the ...

Quantum Data Assimilation: A Quantum Leap in Weather Prediction

June 13, 2024 — Data assimilation is an important mathematical discipline in earth sciences, particularly in numerical weather prediction (NWP). However, conventional data assimilation methods require significant ...

Quantum Dots and Metasurfaces: Deep Connections in the Nano World

June 12, 2024 — A team has developed printable, highly efficient light-emitting ...

New Technique Could Help Build Quantum Computers of the Future

June 11, 2024 — Researchers have demonstrated a new method that could enable the large-scale manufacturing of optical qubits. The advance could bring us closer to a scalable quantum ...

Switching Nanomagnets Using Infrared Lasers

June 11, 2024 — Physicists have calculated how suitable molecules can be stimulated by infrared light pulses to form tiny magnetic fields. If this is also successful in experiments, the principle could be used in ...

Groundbreaking Progress in Quantum Physics: How Quantum Field Theories Decay and Fission

June 3, 2024 — An international research team has sparked interest in the scientific community with results in quantum physics. In their current study, the researchers reinterpret the Higgs mechanism, which gives ...

The Coldest Lab in New York Has New Quantum Offering

June 3, 2024 — Physicists describe the successful creation of a molecular Bose-Einstein condensate (BEC). Made up of dipolar sodium-cesium molecules that were cooled with the help of microwave shielding to just 5 ...

The Thinnest Lens on Earth, Enabled by Excitons

May 30, 2024 — Lenses are used to bend and focus light. Normal lenses rely on their curved shape to achieve this effect, but physicists have made a flat lens of only three atoms thick which relies on quantum ...

Researchers Apply Quantum Computing Methods to Protein Structure Prediction

May 29, 2024 — Researchers recently published findings that could lay the groundwork for applying quantum computing methods to protein structure ...

Theoretical Quantum Speedup With the Quantum Approximate Optimization Algorithm

May 29, 2024 — Researchers demonstrated a quantum algorithmic speedup with the quantum approximate optimization algorithm, laying the groundwork for advancements in telecommunications, financial modeling, materials ...

Modular, Scalable Hardware Architecture for a Quantum Computer

May 29, 2024 — Researchers demonstrated a scalable, modular hardware platform that integrates thousands of interconnected qubits onto a customized integrated circuit. This 'quantum-system-on-chip' (QSoC) ...

World's Smallest Quantum Light Detector on a Silicon Chip

May 28, 2024 — Researchers have made an important breakthrough in scaling quantum technology by integrating the world's tiniest quantum light detector onto a silicon ...

More Than Spins: Exploring Uncharted Territory in Quantum Devices

May 24, 2024 — Many of today's quantum devices rely on collections of qubits, also called spins. These quantum bits have only two energy levels, the '0' and the '1'. However, spins in real ...

New Crystal Production Method Could Enhance Quantum Computers and Electronics

May 21, 2024 — Scientists describe a new method to make very thin crystals of the element bismuth -- a process that may aid the manufacturing of cheap flexible electronics an everyday ...

How AI Helps Programming a Quantum Computer

May 21, 2024 — Researchers have unveiled a novel method to prepare quantum operations on a given quantum computer, using a machine learning generative model to find the appropriate sequence of quantum gates to ...

2D Materials: A Catalyst for Future Quantum Technologies

May 20, 2024 — Researchers have discovered that a 'single atomic defect' in a layered 2D material can hold onto quantum information for microseconds at room temperature. This underscores the broader ...

Wavefunction Matching for Solving Quantum Many-Body Problems

May 15, 2024 — Strongly interacting systems play an important role in quantum physics and quantum chemistry. Stochastic methods such as Monte Carlo simulations are a proven method for investigating such systems. ...

A Simple Quantum Internet With Significant Possibilities

May 15, 2024 — It's one thing to dream up a quantum internet that could send hacker-proof information around the world via photons superimposed in different quantum states. It's quite another to ...

Speedy, Secure, Sustainable -- That's the Future of Telecom

May 14, 2024 — A new device that can process information using a small amount of light could enable energy-efficient and secure ...

Scientists Create an 'Optical Conveyor Belt' for Quasiparticles

May 14, 2024 — Using interference between two lasers, a research group has created an 'optical conveyor belt' that can move polaritons -- a type of light-matter hybrid particle -- in semiconductor-based ...