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New qubit circuit enables quantum operations with higher accuracy

Researchers advance topological superconductors for quantum computing

Researchers advance topological superconductors for quantum computing

6 days ago

Quantum computers process information using quantum bits, or qubits, based on fragile, short-lived quantum mechanical states. To make qubits robust and tailor them for applications, researchers from the Department of Energy's Oak Ridge National Laboratory sought to create a new material system.

Stanford’s upgraded X-ray laser is up and running

Stanford’s upgraded X-ray laser is up and running

8 days ago

One of the keys to the accelerator’s powerful upgrade is its cooling abilities. The new accelerator will work in parallel with the existing copper one. “DOE user facilities such as LCLS are provided at no cost to the users — we select on the basis of the most important and impactful science.

Physicists create powerful magnets to de-freeze quantum computing

Physicists create powerful magnets to de-freeze quantum computing

15 days ago

Quantum computing has the potential to revolutionize the world, allowing massive health and science computation problems to be solved exponentially faster than by classic computing. But quantum computers have a big drawback—they can only operate in subzero temperatures.

Machine learning contributes to better quantum error correction

Machine learning contributes to better quantum error correction

19 days ago

Researchers from the RIKEN Center for Quantum Computing have used machine learning to perform error correction for quantum computers—a crucial step for making these devices practical—using an autonomous correction system that despite being approximate, can efficiently determine how best to make the necessary corrections.

Baidu CEO’s remarks put LLMs in focus as US-China trade war escalates

Baidu CEO’s remarks put LLMs in focus as US-China trade war escalates

22 days ago

Baidu CEO Robin Li on Tuesday said Chinese institutions and technology companies have released over 70 large language models (LLMs) with over one billion parameters, further escalating the ongoing US-China trade war that has seen both the nations vie for supremacy in technology prowess, including chipmaking, quantum computing, and AI.

A simpler way to connect quantum computers

A simpler way to connect quantum computers

a month ago

Researchers have a new way to connect quantum devices over long distances, a necessary step toward allowing the technology to play a role in future communications systems.

Optimizing molecular photoswitches for solar energy harvesting

Optimizing molecular photoswitches for solar energy harvesting

a month ago

Molecular photoswitches that can both convert and store energy could be used to make solar energy harvesting more efficient. A team of researchers has used a quantum computing method to find a particularly efficient molecular structure for this purpose.

A new protocol to reliably demonstrate quantum computational advantage

A new protocol to reliably demonstrate quantum computational advantage

a month ago

Quantum computers, devices that perform computations by exploiting quantum mechanical phenomena, have the potential to outperform classical computers on some tasks and optimization problems. In recent years, research teams at both academic institutions and IT companies have been trying to realize this predicted better performance for specific problems, which is broadly known as "quantum advantage.".