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相关概念视频

Measurements of Strain01:27

Measurements of Strain

2.8K
Strain quantifies the deformation of a material under force, typically measured as normal strain, which represents the change in length when compared with the original length. Electrical strain gauges are used for enhanced accuracy. These devices consist of a conductive wire mounted on a paper backing that adheres to the material's surface. These gauges operate on the piezoresistive effect, where the wire's electrical resistance changes in response to mechanical deformation. The strain...
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Distance Corrections01:15

Distance Corrections

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To achieve precise distance measurements, especially in surveying and construction, certain corrections must be applied to account for potential sources of error like the standardization errors, temperature variations, and slope adjustments.Standardization error emerges when measurement equipment undergoes changes, such as wear, repairs, or weather impacts. To address this, surveyors compare the equipment’s readings to a standard. This process identifies any deviation that might lead to...
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相关实验视频

Updated: May 7, 2026

Advanced Experimental Methods for Low-temperature Magnetotransport Measurement of Novel Materials
10:36

Advanced Experimental Methods for Low-temperature Magnetotransport Measurement of Novel Materials

Published on: January 21, 2016

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材料的计算计量学

James Warren1, Jake Read2, Jonathan Seppala1

  • 1National Institute of Standards and Technology, Gaithersburg, USA.

Journal of materials research
|August 25, 2025
PubMed
概括
此摘要是机器生成的。

开源原则使材料科学中的计算计量学成为可能,将测量与可复制的计算描述联系起来. 这种方法扩展到测量预测模型,通过3D打印机进行质性表征.

关键词:
三维打印增材制造挤出方式机器学习材料基因组

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科学领域:

  • 材料科学
  • 开放科学
  • 计算科学

背景情况:

  • 先进的材料开发在表征,建模和生产方面面临障碍.
  • 专有工具和分离的过程阻碍了开放的科学进步.
  • 材料科学中的可复制性受到封闭方法的挑战.

研究的目的:

  • 通过将开源原则整合到材料科学仪器中来引入计算计量学.
  • 展示开放式仪器如何为测量可重复性提供完整的计算描述.
  • 扩展这种方法来测量预测计算模型,而不仅仅是参数.

主要方法:

  • 应用开源软件和硬件原则来开发新的材料科学仪器.
  • 整合定制仪器与现成的组件, 创造多功能研究工具.
  • 开发一种能够进行修形特征和预测建模的修形打印机.

主要成果:

  • 已成功开发开放式仪器,使其能够进行可复制的测量,并提供完整的计算描述.
  • 演示了计算计量学的扩展以测量预测计算模型.
  • 创建了一个将3D打印与形特征能力相结合的Rheoprinter.

结论:

  • 计算计量学利用开源实践,显著提高了材料科学中的可复制性和可访问性.
  • 开发的开放仪器和计算计量框架有助于采用先进材料.
  • 雷奥打印机是整合复杂材料特征和建模的实用例子.