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Search results for quantum computation

Condensed Matter Aug 21, 2025

Wrinkles in atomically thin materials unlock ultraefficient electronics

Wrinkles can be an asset—especially for next-generation electronics. Rice University scientists have discovered that tiny creases in two-dimensional materials can control electrons' spin with record precision, opening the ...

Quantum Âé¶¹ÒùÔºics Aug 21, 2025

'Rosetta stone' of code allows scientists to run core quantum computing operations

To build a large-scale quantum computer that works, scientists and engineers need to overcome the spontaneous errors that quantum bits, or qubits, create as they operate.

Nanophysics Aug 20, 2025

Robust isolated quantum spins established on a magnetic substrate

Establishing robust isolated spins on solid surfaces is crucial for fabricating quantum bits or qubits, sensors, and single-atom catalysts. An isolated spin is a single spin that is shielded from external interactions. Because ...

Optics & Photonics Aug 20, 2025

Ultrabroadband laser 'comb' can enable rapid identification of chemicals with extreme precision

Optical frequency combs are specially designed lasers that act like rulers to accurately and rapidly measure specific frequencies of light. They can be used to detect and identify chemicals and pollutants with extremely high ...

Nanophysics Aug 18, 2025

X-ray flashes reveal how electron-hole pairs tug at atoms inside quantum dots

When light hits solar cells, so-called electron-hole pairs are created: the electrons are excited and can move almost freely in the material—i.e. to generate electricity. The electrons will leave 'positive gaps," so-called ...

Quantum Âé¶¹ÒùÔºics Aug 18, 2025

A smart accelerator for qubits: Spin-orbit approach boosts both speed and stability

There are high hopes for quantum computers: they are supposed to perform specific calculations much faster than current supercomputers and, therefore, solve scientific and practical problems that are insurmountable for ordinary ...

Quantum Âé¶¹ÒùÔºics Aug 16, 2025

Scientists find new quantum behavior in unusual superconducting material

Researchers at Rice University and collaborating institutions have discovered direct evidence of active flat electronic bands in a kagome superconductor. This breakthrough could pave the way for new methods to design quantum ...

Condensed Matter Aug 15, 2025

Unified theory may reveal more superconducting materials

Electricity flows through wires to deliver power, but it loses energy as it moves, delivering less than it started with. But that energy loss isn't a given. Scientists at Penn State have found a new way to identify types ...

Optics & Photonics Aug 15, 2025

Using lasers to bring crystal vibrations to their quantum ground state

Using new techniques, Yale researchers have demonstrated the ability to use lasers to cool quantized vibrations of sound within massive objects to their quantum ground state, the lowest energy allowable by quantum mechanics. ...

Quantum Âé¶¹ÒùÔºics Aug 15, 2025

Using Grover's algorithm to efficiently prepare collective quantum states in optical cavities

The reliable engineering of quantum states, particularly those involving several particles, is central to the development of various quantum technologies, including quantum computers, sensors and communication systems. These ...

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