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相关概念视频

Molecular Models02:00

Molecular Models

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Physical models representing molecular architectures of chemical compounds play essential roles in understanding chemistry. The use of molecular models makes it easier to visualize the structures and shapes of atoms and molecules.
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Virtual Work for a System of Connected Rigid Bodies01:06

Virtual Work for a System of Connected Rigid Bodies

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Virtual work is a powerful method used to solve problems involving several connected rigid bodies. When the system is in equilibrium, virtual work is zero. This allows the calculation of the resulting forces when a system undergoes a virtual displacement. When attempting to analyze such a system, first, use a free-body diagram, where an independent coordinate represents the configuration of the links, and mark its deflected position resulting from the positive virtual displacement.
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Principle of Virtual Work: Problem Solving01:13

Principle of Virtual Work: Problem Solving

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The principle of virtual work is an essential concept in the field of mechanics and engineering. This is used to solve problems related to the equilibrium of a structure or system. It is based on the assumption that if a system is in equilibrium, the work done by all the forces during a virtual displacement is zero. This principle is applied by considering virtual displacements of the system and the corresponding work done by internal and external forces.
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Bending of Material: Problem Solving01:09

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In this lesson, determine the ratio of the maximum bending moments applied to two metal pipes, given that both pipes can withstand a maximum stress of 100 MPa. Both pipes have an outer radius of 1.8 cm. Pipe A has an inner radius of 1.5 cm, and Pipe B has an inner radius of 1 cm. The ratio of the maximum bending moment applied to two metallic pipes, each with a different inner and outer radius, is determined by considering their dimensions. The inner radius of the first pipe is 1.5 cm, and for...
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Bending of Members Made of Several Materials01:08

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In analyzing a structural member composed of two different materials with identical cross-sectional areas, it is crucial to understand how their distinct elastic properties affect the member's response under load. The analysis involves assessing stress and strain distributions using the transformed section concept, which accounts for variations in material properties.
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Multi-Step Reactions02:31

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Chemical reactions often occur in a stepwise fashion involving two or more distinct reactions taking place in a sequence. A balanced equation indicates the reacting species and the product species, but it reveals no details about how the reaction occurs at the molecular level. The reaction mechanism (or reaction path) provides details regarding the precise, step-by-step process by which a reaction occurs. Each of the steps in a reaction mechanism is called an elementary reaction. These...
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校正:Atomate2:材料科学的模块化工作流程

Alex M Ganose1, Hrushikesh Sahasrabuddhe2,3, Mark Asta2,4

  • 1Department of Chemistry, Imperial College London London W12 0BZ UK a.ganose@imperial.ac.uk.

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此摘要是机器生成的。

这项研究纠正了先前发表的DOI文章. 校正确保了科学研究的准确引用和引用.

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科学领域:

  • 科学出版
  • 学术交流
  • 书籍资料

背景情况:

  • 准确的引用在科学出版物中至关重要.
  • 数字物体识别器 (DOI) 确保研究文章的持续和独特识别.
  • 在DOI中的错误可能会阻碍科学工作的获取和引用.

研究的目的:

  • 纠正一个错误的数字物体标识符 (DOI) 发表的文章.
  • 为科学文献提供准确的文献资料.
  • 方便对研究进行适当的引用和检索.

主要方法:

  • 错误的国标标识的标识
  • 通过出版商记录验证正确的DOI.
  • 向科学界发出纠正通知

主要成果:

  • 已经确定错误的DOI 10.1039/D5DD00019J.
  • 一个纠正已经发布更新DOI.
  • 确保准确的链接到预期的科学文章.

结论:

  • 准确的DOI对于科学记录的完整性至关重要.
  • 纠正机制对于保持可靠的学术沟通至关重要.
  • 这种纠正确保了研究的正确归因和可访问性.