Articles tagged with Quantum Processors
Researchers at UC Santa Barbara and in China and Japan created NOON states by generating and storing microwave photons in two physically-separated cavities. The team demonstrated the ability to manipulate these states, showing that probing one cavity affects the other.
Scientists created a 70-nanometer narrow channel to analyze photogenerated electrons with high precision. They demonstrated that photogenerated electrons can flow several micrometers before colliding with crystalline atoms, revealing the influence of circuit geometry on electron paths.
Researchers at NIST have developed a new type of control device that can tune interactions between quantum bits (qubits) and quantum buses, potentially speeding up the development of practical quantum computers. The 'dimmer switch' enables flexible control over interactions in intricate networks.
Physicists at NIST demonstrate the first universal programmable quantum information processor using two qubits, capable of running any program allowed by quantum mechanics. The processor stores binary information in beryllium ions and can perform 160 different processing routines, making it 'universal'.
Physicists at NIST demonstrate sustained, reliable information processing operations on ions, overcoming hurdles in scaling up ion-trapping technology. They successfully performed a combined sequence of five quantum logic operations and ten transport operations while maintaining qubit data integrity.
Researchers have created a way to manipulate single qubits without affecting neighboring information, enabling the development of more reliable quantum computers. The new approach uses polarized light to create effective magnetic fields, simplifying the process of addressing individual qubits.
Researchers at Yale University have successfully created a rudimentary solid-state quantum processor, performing simple algorithms like a search and demonstrating quantum information processing with a solid-state device for the first time. The team's achievement marks a significant step towards building a practical quantum computer.
Researchers at the University of Bristol have successfully implemented a high-fidelity fibre controlled-NOT gate using single photons in optical fibres. This achievement paves the way for more sophisticated quantum networks with increased range and potential applications in computing, communication, and advanced measurement.
Physicists at University of Bristol and Imperial College London develop new method using 'spooky action' to identify quantum black boxes, overcoming fundamental limitations. This breakthrough has significant implications for future quantum computing and information science.
Researchers Enrique Solano and colleagues have made significant progress in understanding the behavior of qubits. They found that certain quantum leaps are prohibited when a qubit's symmetry is broken, and vice versa.
A team of physicists and engineers at the University of Bristol demonstrated control of single particles of light on a silicon chip, a crucial step towards a super-powerful quantum computer. The controlled-NOT gate, the building block of a quantum computer, was achieved with high-fidelity operation.
Researchers at Ames Laboratory and Microsoft Station Q studied nitrogen-vacancy centers in diamond to understand decoherence, a process destroying quantum coherence. They discovered that environmental interference can be regulated by applying a moderate magnetic field, gaining insight into the decoherence process.
Researchers have discovered a way to manipulate individual carbon-13 atoms in diamond to create stable quantum mechanical memory and a small quantum processor operating at room temperature. This breakthrough brings solid-state materials into the realm of quantum computing, revolutionizing scientists' approach to the technology.
Researchers at NRC Canada use laser pulses to control chemical reactions by tilting molecular landscapes. This method has implications for quantum information and optical microscopy of live cells.
Researchers have designed a new quantum processor core that keeps qubits active all the time, enabling faster calculations and making quantum computers more efficient. This breakthrough could lead to advancements in fields like molecular biology, biophysics, and materials science.
A team of international researchers has discovered a new method to link qubit rings, which could lead to the creation of the world's most powerful computers. The breakthrough opens up the possibility of creating quantum gates, a more advanced version of processors found in modern computers.
Researchers have developed a silicon-chip qubit that can perform quantum computations without leaking information due to decoherence. This achievement is based on a blueprint from 1998 and could lead to the creation of large arrays of qubits for practical quantum processing.
The National Science Foundation has established FOCUS, a Physics Frontier Center at the University of Michigan, to advance coherent control in quantum, ultrafast, and high-field physics. The center will focus on three major research components: High Field Control, Ultrafast Control, and Quantum Control.