Results 51 to 60 of about 1,155,601 (235)

Numerical simulation on many-body quantum chaos of ultracold atoms with synthetic gauge fields

open access: yesResults in Physics, 2022
We investigate the quantum chaos of ultracold atoms in a quadruple-well potential, emphasizing the influence of synthetic gauge fields and many-body atomic interactions on the transitions from regular behavior to quantum chaos.
Wen-Yuan Wang, Wen-Lei Zhao, Jie Liu
doaj   +1 more source

Quantum graphs: a model for quantum chaos [PDF]

open access: yesPhysica E: Low-dimensional Systems and Nanostructures, 2001
8 pages, 3 figures. Contribution to the conference on Dynamics of Complex Systems, Dresden (1999)
Kottos, Tsampikos, Schanz, H.
openaire   +3 more sources

Nonseparability and Quantum Chaos [PDF]

open access: yes, 1997
Conventional wisdom has it that chaotic behavior is either strongly suppressed or absent in quantum models. Indeed, some researchers have concluded that these considerations serve to undermine the correspondence principle, thereby raising serious doubts ...
Kronz, Fred
core  

Emerging Post‐CMOS Hardware Neurons for Brain‐Inspired Computing: Devices, Circuits, and System Integration

open access: yesAdvanced Functional Materials, EarlyView.
The physical realization of artificial neurons is a critical challenge for energy‐efficient neuromorphic computing. This review presents a comprehensive analysis of the evolution of artificial neuron implementations from conventional CMOS to emerging post‐CMOS technologies.
Kannan Udaya Mohanan   +4 more
wiley   +1 more source

Geometry of a Relativistic Quantum Chaos: New approach to dynamics of quantum systems in electromagnetic field and uniformity and charm of a chaos

open access: yesPracì Mìžnarodnogo Geometričnogo Centru, 2015
Work is devoted to the development of the theoretical foundations of the universal new relativistic chaos-geometric and quantum-dynamic approach that consistently includes a number of new relativistic quantum models and a number of new or improved ...
Александр Васильевич Глушков   +3 more
doaj   +1 more source

Classical and Quantum chaos in a spin-1 atomic Bose–Einstein condensate via Floquet driving

open access: yesResults in Physics, 2022
We investigate both the classical and quantum dynamics of a spin-1 Bose–Einstein condensate (BEC) system subject to periodic driving of quadratic Zeeman splitting. Without driving, the system is integrable.
Cheng-Jie Liu   +3 more
doaj   +1 more source

Quantum chaos border for quantum computing [PDF]

open access: yesPhysical Review E, 2000
We study a generic model of quantum computer, composed of many qubits coupled by short-range interaction. Above a critical interqubit coupling strength, quantum chaos sets in, leading to quantum ergodicity of the computer eigenstates. In this regime the noninteracting qubit structure disappears, the eigenstates become complex and the operability of the
Georgeot, B., Shepelyansky, D. L.
openaire   +3 more sources

Classical and quantum mechanics with chaos [PDF]

open access: yes, 1999
This thesis is concerned with the study, classically and quantum mechanically, of the square billiard with particular attention to chaos in both cases. Classically, we show that the rotating square billiard has two regular limits with a mixture of order ...
Borgan, S., Borgan, Sharry
core  

Advanced Manufacturing of Composite‐Based Systems for Energy Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Advanced manufacturing enables the integration of polymers, ceramics, metal oxides, and composites into architected microstructures with tailored transport pathways. By coupling material selection, manufacturing strategy, and structural design, multifunctional energy systems can simultaneously improve electrochemical performance, thermal management ...
Sri Vaishnavi Thummalapalli   +13 more
wiley   +1 more source

On‐Chip Photonic Neural Network Architectures

open access: yesAdvanced Optical Materials, EarlyView.
This review presents a comprehensive overview of on‐chip photonic neural network architectures, covering key photonic building blocks, representative network types, and emerging applications. Recent advances, implementation challenges, and future directions are examined, highlighting the potential of integrated photonics to enable ultrafast, energy ...
Seokjin Hong   +7 more
wiley   +1 more source

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