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arXiv 2302.04397cond-mat.mtrl-sci
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设计材料表征的工作流程

Designing Workflows for Materials Characterization

Sergei V. Kalinin, Maxim Ziatdinov, Mahshid Ahmadi, Ayana Ghosh, Kevin Roccapriore, Yongtao Liu, Rama K. Vasudevan

摘要:

实验科学通过合成、成像和功能表征的结合而得以实现。新材料的合成之后通常是一组表征方法,旨在为优化提供反馈或发现基本机制。然而,合成和表征方法的顺序及其解释,或研究工作流程,传统上由人类直觉驱动,并且具有高度的领域特异性。在这里,我们探讨了科学工作流程的概念,出现在理论,表征和成像之间的接口。我们讨论的标准,这些工作流程可以构建多分辨率结构成像和结构和功能表征的特殊情况下。理论实验工作流程的一些考虑。我们进一步提出,用户设施和云实验室的出现破坏了工作流开发的构思,编排和执行阶段的经典进展,并有必要开发通用的工作流设计框架,包括描述实验室操作的通用超语言,奖励功能及其域之间的集成,以及工作流优化的策略开发。这些工具将使基于知识的工作流程优化,使横向仪器网络,顺序和并行编排不同设施之间的表征,并授权分布式研究。

英文摘要:

Experimental science is enabled by the combination of synthesis, imaging, and functional characterization. Synthesis of a new material is typically followed by a set of characterization methods aiming to provide feedback for optimization or discover fundamental mechanisms. However, the sequence of synthesis and characterization methods and their interpretation, or research workflow, has traditionally been driven by human intuition and is highly domain specific. Here we explore concepts of scientific workflows that emerge at the interface between theory, characterization, and imaging. We discuss the criteria by which these workflows can be constructed for special cases of multi-resolution structural imaging and structural and functional characterization. Some considerations for theory-experiment workflows are provided. We further pose that the emergence of user facilities and cloud labs disrupt the classical progression from ideation, orchestration, and execution stages of workflow development and necessitate development of universal frameworks for workflow design, including universal hyper-languages describing laboratory operation, reward functions and their integration between domains, and policy development for workflow optimization. These tools will enable knowledge-based workflow optimization, enable lateral instrumental networks, sequential and parallel orchestration of characterization between dissimilar facilities, and empower distributed research.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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