Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Production of Formed Elements01:34

Production of Formed Elements

1.4K
Hemangioblasts are multipotent stem cells originating from the mesoderm. They give rise to hematopoietic stem cells (HSCs), which undergo hematopoiesis to produce all the formed elements of blood. This process is regulated by a complex network of hematopoietic growth factors, including transcription factors, growth factors, and cytokines. These factors stimulate the HSCs to divide and differentiate, though some HSCs remain undifferentiated to maintain a self-renewing pool.
Most HSCs commit to...
1.4K
Design Example: Creating a Hydraulic Model of a Dam Spillway01:21

Design Example: Creating a Hydraulic Model of a Dam Spillway

159
Scaled hydraulic models of dam spillways provide a practical way to replicate and study the intricate flow dynamics of these structures. Often built to a 1:15 ratio, these models allow for observing critical water behavior, such as velocity distribution, flow patterns, and energy dissipation.
159
Three-Dimensional Force System:Problem Solving01:30

Three-Dimensional Force System:Problem Solving

664
A three-dimensional force system refers to a scenario in which three forces act simultaneously in three different directions. This type of problem is commonly encountered in physics and engineering, where it is necessary to calculate the resultant force on the system, which can then be used to predict or analyze the behavior of the object or structure under consideration.
To solve a three-dimensional force system, first resolve each force into its respective scalar components. Do this using...
664
Design Example: Designing Water Slide01:18

Design Example: Designing Water Slide

152
When designing a water slide, controlling the speed of water flow is crucial for rider safety while maintaining an exciting experience. As water flows down the slide, gravity causes it to accelerate, with its speed at the bottom depending on the height from which it starts. The higher the slide, the more potential energy the water has at the top, which is converted into kinetic energy as it descends, increasing its speed.
Bernoulli's principle determines the water's velocity along the...
152
Design of Prismatic Beams for Bending01:23

Design of Prismatic Beams for Bending

226
The design of prismatic beams, structural elements with a uniform cross-section, focuses on ensuring safety and structural integrity under load. The design process begins by determining the allowable stress, either from material properties tables, or by dividing the material's ultimate strength by a safety factor. This safety factor is essential for accommodating uncertainties, and varies depending on the material—timber, steel, or concrete—with each having unique strength and...
226
Design Example: Forces in Sluice Gate01:11

Design Example: Forces in Sluice Gate

539
In hydraulic engineering, sluice gates are essential for managing water flow through channels, reservoirs, and irrigation systems. Sluice gates, acting as vertical barriers, regulate water by adjusting the gate's opening height, which changes the velocity and pressure of water flowing beneath the gate. Understanding the forces involved is crucial to designing sluice gates that can withstand dynamic pressure differences, especially when the gate is closed or partially open.
Key variables in...
539

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Distinct H3K27 Methylation States Drive Cellular Responses to the Histone Demethylase Inhibitor GSK-J4 in Ovarian Cancer Cells.

Molecular cancer therapeutics·2026
Same author

Distinct H3K27 methylation states drive cellular responses to the histone demethylase inhibitor GSK-J4 in ovarian cancer cells.

Molecular cancer therapeutics·2026
Same author

Operationalising reproducibility in soft robotics.

Frontiers in robotics and AI·2026
Same author

Medicaid Expansion and Stage at Diagnosis, Timely Initiation and Receipt of Guideline-Concordant Treatment, and Survival Among People With Non-Small Cell Lung Cancer.

Journal of clinical oncology : official journal of the American Society of Clinical Oncology·2026
Same author

Federal and state policies regulating short-term limited-duration insurance plans and timely cancer treatment initiation.

Cancer·2026
Same author

The health care costs of epilepsy: Evidence from all-payer claims data.

Epilepsy research·2025
Same journal

Turbulent flow in a vortex separator with a directed pipe inlet.

Scientific reports·2026
Same journal

Systematic characteristic evaluation of clay-based cementitious material derived from calcium carbide residue and waste tile powder.

Scientific reports·2026
Same journal

Retraction Note: Improvement of a rapid diagnostic application of monoclonal antibodies against avian influenza H7 subtype virus using Europium nanoparticles.

Scientific reports·2026
Same journal

Applying large language models to spam detection in the Kazakh low-resource language setting.

Scientific reports·2026
Same journal

An open-source 3D printing system enabling in-situ freeze-thaw processing of hydrogels.

Scientific reports·2026
Same journal

An enhanced EfficientNet framework for automated waste classification using cosine annealing and label smoothing.

Scientific reports·2026
查看所有相关文章

相关实验视频

Updated: Jun 25, 2025

Knowledge Based Cloud FE Simulation of Sheet Metal Forming Processes
11:05

Knowledge Based Cloud FE Simulation of Sheet Metal Forming Processes

Published on: December 13, 2016

12.2K

复杂的功能结构的自由形式生成设计.

Gerald G Pereira1, David Howard2, Paulus Lahur3

  • 1CSIRO Data61, Private Bag 10, Clayton South, VIC, 3169, Australia. gerald.pereira@csiro.au.

Scientific reports
|May 24, 2024
PubMed
概括
此摘要是机器生成的。

生成机器学习优化了流量化学反应堆元素. 这种以人工智能为驱动的方法设计了新型混合器,其性能比当前技术高45%,展示了工业应用的自主设计.

更多相关视频

Free-form Light Actuators — Fabrication and Control of Actuation in Microscopic Scale
08:17

Free-form Light Actuators — Fabrication and Control of Actuation in Microscopic Scale

Published on: May 25, 2016

9.3K
Microfluidic Fabrication of Polymeric and Biohybrid Fibers with Predesigned Size and Shape
07:38

Microfluidic Fabrication of Polymeric and Biohybrid Fibers with Predesigned Size and Shape

Published on: January 8, 2014

8.5K

相关实验视频

Last Updated: Jun 25, 2025

Knowledge Based Cloud FE Simulation of Sheet Metal Forming Processes
11:05

Knowledge Based Cloud FE Simulation of Sheet Metal Forming Processes

Published on: December 13, 2016

12.2K
Free-form Light Actuators — Fabrication and Control of Actuation in Microscopic Scale
08:17

Free-form Light Actuators — Fabrication and Control of Actuation in Microscopic Scale

Published on: May 25, 2016

9.3K
Microfluidic Fabrication of Polymeric and Biohybrid Fibers with Predesigned Size and Shape
07:38

Microfluidic Fabrication of Polymeric and Biohybrid Fibers with Predesigned Size and Shape

Published on: January 8, 2014

8.5K

科学领域:

  • 化学工程是化学工程的重要组成部分.
  • 机器学习 机器学习
  • 流体动力学 流体动力学

背景情况:

  • 流化学中的理性设计往往耗时,并且依赖于直觉.
  • 生成型机器学习为优化复杂系统提供了一个新的范式.

研究的目的:

  • 展示一种生成型机器学习框架,用于设计流体化学中的定制反应器元件.
  • 优化各种反应堆设计以提高性能.

主要方法:

  • 利用了结合进化算法的生成机器学习框架.
  • 集成了一个可扩展的流体动力学溶解器,用于in silico性能评估.
  • 对设计的反应堆元件进行了实验验证.

主要成果:

  • 成功优化了多样化,定制的反应堆元素,用于流化学.
  • 发现了新的混合器设计,其性能比现有技术水平高45%.
  • 证明了自主生成设计在改善功能结构方面的有效性.

结论:

  • 生成型机器学习提供了一个强大的工具,可以在流体化学中彻底改变理性设计.
  • 自主设计可以使运营性能得到显著改善.
  • 开发的框架具有广泛的工业应用的潜力.