Results 91 to 100 of about 8,059 (236)

Droplet microfluidics: Enabling the tailored fabrication of hydrogel particles

open access: yesDroplet, EarlyView.
Droplet microfluidics enables precise, versatile fabrication of hydrogel particles with controlled size, composition, and structure. This review summarizes fundamental principles, engineering strategies, and emerging applications, providing a framework for advancing microfluidic hydrogel technologies.
Zhongqiao Gan, Xu Hou
wiley   +1 more source

Quantum chaos on edge

open access: yesPhysical Review Research
Recently, the physics of many-body quantum chaotic systems close to their ground states has come under intensified scrutiny. Such studies are motivated by the emergence of model systems exhibiting chaotic fluctuations throughout the entire spectrum [the Sachdev-Ye-Kitaev (SYK) model being a renowned representative] as well as by the physics of ...
Alexander Altland   +5 more
openaire   +3 more sources

Chaos and complexity by design

open access: yesJournal of High Energy Physics, 2017
We study the relationship between quantum chaos and pseudorandomness by developing probes of unitary design. A natural probe of randomness is the “frame poten-tial,” which is minimized by unitary k-designs and measures the 2-norm distance between the ...
Daniel A. Roberts, Beni Yoshida
doaj   +1 more source

Unraveling Mechanisms and Engineering Strategies for Superior Photocarrier Dynamics Toward Efficient Photocatalysis

open access: yesEcoEnergy, EarlyView.
Despite its potential, photocatalysis is limited by inefficient charge carrier separation and transport. This article reviews the mechanisms, characterization methods, and strategies for improvement, concluding with future challenges in the field. ABSTRACT Photocatalysis offers a promising solution to environmental and renewable energy issues. However,
Leqi Cheng   +5 more
wiley   +1 more source

Chaotic roots of the modular multiplication dynamical system in Shor's algorithm

open access: yesPhysical Review Research
Shor's factoring algorithm, believed to provide an exponential speedup over classical computation, relies on finding the period of an exactly periodic quantum modular multiplication operator. This exact periodicity is the hallmark of an integrable system,
Abu Musa Patoary   +3 more
doaj   +1 more source

Quantum logic automata generalizing the edge of chaos in complex systems

open access: yesFrontiers in Complex Systems
BackgroundHistorically, although researchers in the science of complex systems proposed the idea of the edge of chaos and/or self-organized criticality as the essential feature of complex organization, they were not able to generalize this concept ...
Yukio Pegio Gunji   +3 more
doaj   +1 more source

Dynamical chaos and decoherence

open access: yes, 2007
Fidelity is a convenient tool to study the sensitivity of quantum motion under Hamiltonian perturbations. In this paper we first show that classical chaos can produce the dephasing necessary to suppress quantum interference, even in the absence of any ...
ROSSINI, DAVIDE, CASATI G
core   +1 more source

A quantum stochastic Lie-Trotter product formula. [PDF]

open access: yes, 2010
A Trotter product formula is established for unitary quantum stochastic processes governed by quantum stochastic differential equations with constant bounded ...
Lindsay, J Martin   +4 more
core   +1 more source

Entropy‐Driven Innovations: Entropy Stabilized Oxides for High‐Performance Next‐Generation Lithium–Sulfur Batteries

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This article explores high‐entropy‐stabilized oxides (HEOs) as novel functional materials for addressing critical issues in lithium–sulfur (Li–S) batteries, including lithium polysulfide (LPS) shuttling, inadequate conductivity, and slow redox kinetics.
Hassan Raza   +10 more
wiley   +1 more source

Quantum chaos

open access: yes, 1994
A short historical overview is given on the development of our knowledge of complex dynamical systems with special emphasis on ergodicity and chaos, and on the semiclassical quantization of inte-grable and chaotic systems.
Steiner, Wolfgang, Frank Steiner
core   +2 more sources

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