Results 31 to 40 of about 1,233,076 (253)

A quantum annealing approach to ionic diffusion in solids

open access: yesScientific Reports, 2021
We have developed a framework for using quantum annealing computation to evaluate a key quantity in ionic diffusion in solids, the correlation factor.
Keishu Utimula   +5 more
doaj   +1 more source

Mapping state transition susceptibility in quantum annealing

open access: yesPhysical Review Research, 2023
Quantum annealing is a novel type of analog computation that aims to use quantum-mechanical fluctuations to search for optimal solutions for Ising problems.
Elijah Pelofske
doaj   +1 more source

Software techniques for training restricted Boltzmann machines on size-constrained quantum annealing hardware

open access: yesFrontiers in Computer Science, 2023
Restricted Boltzmann machines are common machine learning models that can utilize quantum annealing devices in their training processes as quantum samplers.
Ilmo Salmenperä, Jukka K. Nurminen
doaj   +1 more source

Seeking Quantum Speedup Through Spin Glasses: The Good, the Bad, and the Ugly*

open access: yesPhysical Review X, 2015
There has been considerable progress in the design and construction of quantum annealing devices. However, a conclusive detection of quantum speedup over traditional silicon-based machines remains elusive, despite multiple careful studies.
Helmut G. Katzgraber   +4 more
doaj   +1 more source

Elimination of Bimodal Size in InAs/GaAs Quantum Dots for Preparation of 1.3-μm Quantum Dot Lasers

open access: yesNanoscale Research Letters, 2018
The device characteristics of semiconductor quantum dot lasers have been improved with progress in active layer structures. Self-assembly formed InAs quantum dots grown on GaAs had been intensively promoted in order to achieve quantum dot lasers with ...
Xiang-Bin Su   +9 more
doaj   +1 more source

Quantum Annealing Algorithm for Solving Unmanned Aerial Vehicle Swarm Trajectory Planning Problem [PDF]

open access: yesJisuanji gongcheng
In recent years, with the development of Unmanned Aerial Vehicle (UAV) technology and its widespread application in military, logistics, agriculture, and other fields, the problem of UAV swarm trajectory planning has received extensive attention ...
KONG Siwei, YE Yongjin, WU Yongzheng, WANG Shi, HOU Jie, NI Ming
doaj   +1 more source

Fostering Innovation: Streamlining Magnetocaloric Materials Research by Digitalization

open access: yesAdvanced Engineering Materials, EarlyView.
Magnetocaloric cooling (MCE) is an environmentally friendly refrigeration method with great potential. Optimizing MCE materials involves the preparation and screening of large quantities of samples, which in turn generates a large amount of data. A digitalization approach is presented that uses ontologies, knowledge graphs, and digital workflows to ...
Simon Bekemeier   +17 more
wiley   +1 more source

Deterministic and stochastic quantum annealing approaches

open access: yes, 2005
"Quantum annealing employs quantum fluctuations in frustrated systems or networks to anneal the system down to its ground state, or more generally to its so-called minimum cost state.
Santoro, Giuseppe Ernesto   +9 more
core   +1 more source

The PRIMA Thesaurus for Materials Science and Engineering

open access: yesAdvanced Engineering Materials, EarlyView.
The PRIMA Thesaurus is a structured vocabulary designed to improve how materials science data is described and shared. Developed with input from multiple experts, it enables clear documentation of research workflows, data exchange, and reuse across platforms.
Rossella Aversa   +8 more
wiley   +1 more source

Rapidly Solidified High‐Strength Invar 36 Prepared by Planar‐Flow Melt Spinning

open access: yesAdvanced Engineering Materials, EarlyView.
The Invar 36 alloy was rapidly solidified using the planar‐flow melt‐spinning technique. Ribbon samples with thicknesses ranging from 20 to 160 mm were produced. As the grain size of the ribbon decreased to sub‐micron levels, the hardness increased by more than 2 times.
Bekir Akgül, Mehmet Kul
wiley   +1 more source

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