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Macroscopic quantum phenomena are processes showing quantum behavior at the macroscopic scale, rather than at the atomic scale where quantum effects are prevalent. The best-known examples of macroscopic quantum phenomena are superfluidity and superconductivity ; other examples include the quantum Hall effect , Josephson effect and topological ...
A macroscopic quantum state is a state of matter in which macroscopic properties, such as mechanical motion, [1] thermal conductivity, electrical conductivity [2] and viscosity, can be described only by quantum mechanics rather than merely classical mechanics. [3]
Quantum mechanics is a fundamental theory that describes the behavior of nature at and below the scale of atoms. [2]: 1.1 It is the foundation of all quantum physics, which includes quantum chemistry, quantum field theory, quantum technology, and quantum information science. Quantum mechanics can describe many systems that classical physics cannot.
As quantum computing advances from research labs toward commercial reality, IonQ and Rigetti demonstrate the potential technological paths that could make quantum computing a once-in-a-lifetime ...
Quantum physics is a branch of modern physics in which energy and matter are described at their most fundamental level, that of energy quanta, elementary particles, and quantum fields. Quantum physics encompasses any discipline concerned with systems that exhibit notable quantum-mechanical effects, where waves have properties of particles, and ...
Quantum computing was one of the hot trends of the past few months as stocks have doubled or more following Alphabet's (NASDAQ: GOOG) Willow announcement. Investors looking for any way to play the ...
John M. Martinis (born 1958) is an American physicist and a professor of physics at the University of California, Santa Barbara.In 2014, the Google Quantum A.I. Lab announced that it had hired Martinis and his team in a multimillion dollar deal to build a quantum computer using superconducting qubits.
Quantum Computing Inc. (NASDAQ:QUBT) shares are declining premarket on Friday. Yesterday, the company disclosed a securities purchase agreement to sell 16 million shares of common stock at $2.50 ...