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Quantum Computing News and Quantum News. Technology News from around the planet. Exciting Latest Developments in Quantum Tech.
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News
Quantum Simulator Finds A 'pseudogap' In A Model Material
1+ day, 11+ hour ago (270+ words) This peak doesn’t simply indicate a change in density; it signals “an inflection point in the equation of state,” effectively delineating a boundary between underdoped and overdoped metallic regimes at large interactions. Further investigation utilizing lattice modulation spectroscopy provided complementary…...
Researchers Optimise Penning Traps For Single-Electron Qubits
1+ day, 14+ hour ago (877+ words) Millimetre-scale Penning traps previously relied upon approximations becoming inaccurate as device dimensions shrink. Now, an analytical solution offers precise design choices for optimising planar Penning trap geometry and voltage settings at sub-millimetre scales. This advancement minimises unwanted distortions in confining…...
Researchers Measure Quantum Processor Speed Using New Benchmark
1+ day, 10+ hour ago (961+ words) A sustained execution rate of over one million circuit layer operations per second now defines a new standard for assessing quantum computer performance. Until recently, benchmarking focused on fidelity alone, overlooking how quickly these machines could actually run complex calculations…...
Researchers Bound Quantum Infidelity During Simulation Periods
1+ day, 7+ hour ago (806+ words) Tape-recorder coarse graining delivers accurate results for Lorentzian and flat-band reservoirs where existing hierarchical equations of motion calculations fail to converge. This new technique dynamically manages computational demands during quantum nanostructure simulation without sacrificing fidelity, yielding Coulomb blockade peak splitting…...
Quantum Computers Cut Nonlocal Gates For Distributed Computing
2+ day, 17+ hour ago (723+ words) Dr. Donovan is a futurist and technology writer covering the quantum revolution. Where classical computers manipulate bits that are either on or off, quantum machines exploit superposition and entanglement to process information in ways that classical physics cannot. Dr. Donovan…...
Researchers Characterise Rules Building Quantum Error Correction
2+ day, 17+ hour ago (902+ words) Dr. Donovan is a futurist and technology writer covering the quantum revolution. Where classical computers manipulate bits that are either on or off, quantum machines exploit superposition and entanglement to process information in ways that classical physics cannot. Dr. Donovan…...
Researchers Enhance Temperature Sensing Near Critical Point
2+ day, 13+ hour ago (555+ words) Temperature estimation can now be performed with greater precision by exploiting the subtle signals preceding a system’s transition to a new state rather than relying on established equilibrium measurements. This work demonstrates enhanced sensitivity using driven, dissipative Kerr cavities near…...
Researchers Find 2D Quantum Automata Are Fundamentally Simple
2+ day, 14+ hour ago (642+ words) Dr. Donovan is a futurist and technology writer covering the quantum revolution. Where classical computers manipulate bits that are either on or off, quantum machines exploit superposition and entanglement to process information in ways that classical physics cannot. Dr. Donovan…...
Researchers Achieve 7.44e-9 Fidelity For 200-Qubit States
2+ day, 14+ hour ago (672+ words) Dr. Donovan is a futurist and technology writer covering the quantum revolution. Where classical computers manipulate bits that are either on or off, quantum machines exploit superposition and entanglement to process information in ways that classical physics cannot. Dr. Donovan…...
Researchers Simulate Polymers Using Up To 1000 Qubits
2+ day, 17+ hour ago (658+ words) Dr. Donovan is a futurist and technology writer covering the quantum revolution. Where classical computers manipulate bits that are either on or off, quantum machines exploit superposition and entanglement to process information in ways that classical physics cannot. Dr. Donovan…...