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

Load-frequency control01:28

Load-frequency control

663
Load-frequency control (LFC) is vital for maintaining power system stability, ensuring that frequency and power flows remain within acceptable limits during load changes. Turbine-governor control eliminates rotor accelerations and decelerations following load changes. However, a steady-state frequency error persists when the change in the turbine-governor reference setting is zero. In an interconnected power system, each area agrees to export or import a scheduled amount of power through...
663
Impact Loading01:19

Impact Loading

691
Impact loading occurs when a moving object collides with a stationary structure, such as a rod with a uniform cross-sectional area fixed at one end. Under these conditions, the rod absorbs the kinetic energy from the striking object, leading to deformation and subsequent stress development. As the rod returns to its original position and reaches maximum stress, the absorbed energy, initially manifested as kinetic energy, transforms entirely into strain energy.
In cases of elastic deformation,...
691
Distributed Loads01:19

Distributed Loads

967
Distributed loads are a common type of load that engineers and scientists encounter in various practical situations. Distributed loads often refer to a type of load spread over a surface or a structure and can be modeled as continuous force per unit area.
For example, consider a bookshelf filled with books stacked vertically adjacent to each other. The weight of the books is evenly distributed over the length of the shelf. As a result, the pressure at different locations on the surface of the...
967
Eccentric Loading01:16

Eccentric Loading

944
Eccentric loading is a crucial concept in the study of structural engineering and mechanics, particularly when analyzing the stability and stress distribution in columns. Unlike centric loading, where the force is applied along the centroidal axis, causing uniform compression, eccentric loading occurs when a force is applied off-center. This off-center application introduces not only direct compressive stress but also bending stress, significantly influencing the column's behavior under...
944
Load along a Single Axis01:29

Load along a Single Axis

643
In structural engineering, the analysis of beams subjected to varying loads is a critical aspect of understanding the behavior and performance of these structural elements. A common scenario involves a beam subjected to a combination of different load distributions.
Consider a beam of length L subjected to a varying load, which is a combination of parabolic and trapezoidal load distribution along the x-axis. In this case, it is essential to determine the resultant loads, their locations, and...
643
Stress: General Loading Conditions01:15

Stress: General Loading Conditions

561
To grasp the intricacy of real-world conditions where multiple loads are applied simultaneously to a structure, one might visualize a section passing through a specific point within a body, aligned parallel to the xy plane. This section is subjected to various forces, including original loads, normal forces, and shearing forces.
The shearing force, possessing potential directionality within the plane of the section, is simplified into two component forces running parallel to the x and y axes....
561

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

Reduction of CO<sub>2</sub> Emissions in Ceramic Production from Clay Raw Materials Containing Carbonates.

Materials (Basel, Switzerland)·2026
Same author

Double-Layer Sol-Gel Modifications on Titanium Alloy Substrates-Physicochemical Properties Evaluation.

Materials (Basel, Switzerland)·2025
Same author

Enhanced Diffraction and Spectroscopic Insight into Layer-Structured Bi<sub>6</sub>Fe<sub>2</sub>Ti<sub>3</sub>O<sub>18</sub> Ceramics.

Materials (Basel, Switzerland)·2025
Same author

Rational Design of the Electronic Structure of CdS Nanopowders.

Inorganic chemistry·2023
Same author

Scavenger-Supported Photocatalytic Evidence of an Extended Type I Electronic Structure of the TiO<sub>2</sub>@Fe<sub>2</sub>O<sub>3</sub> Interface.

ACS applied materials & interfaces·2022
Same author

Reactive Sintering of Dysprosium-Iron Garnet via a Perovskite-Hematite Solid State Reaction and Physical Properties of the Material.

Materials (Basel, Switzerland)·2022

相关实验视频

Updated: Jan 29, 2026

Residue-Free Fabrication of van der Waals Heterostructures of Two-Dimensional Materials
04:57

Residue-Free Fabrication of van der Waals Heterostructures of Two-Dimensional Materials

Published on: July 18, 2025

1.0K

在TiO2@BiVO4异构结构中的负载控制光活性.

Małgorzata Knapik1, Wojciech Zając2, Agnieszka Wojteczko1

  • 1Faculty of Materials Science and Ceramics, AGH University of Krakow, Al. Mickiewicza 30, 30-059 Krakow, Poland.

Molecules (Basel, Switzerland)
|January 28, 2026
PubMed
概括

这项研究表明,在二氧化 (TiO2) 光电极上的木瓦纳酸盐 (BiVO4) 纳米粒子结构显著影响紫外线和可见光的吸收和电荷分离,从而提高光电化学性能.

关键词:
这就是SILAR.在TiO2@BiVO4异构结构中.滴滴造 滴滴造是一种摄影阳极是指光电阳极.水的氧化过程中的氧化.

更多相关视频

Fabrication of Schottky Diodes on Zn-polar BeMgZnO/ZnO Heterostructure Grown by Plasma-assisted Molecular Beam Epitaxy
14:16

Fabrication of Schottky Diodes on Zn-polar BeMgZnO/ZnO Heterostructure Grown by Plasma-assisted Molecular Beam Epitaxy

Published on: October 23, 2018

8.1K
Growth and Electrostatic/chemical Properties of Metal/LaAlO3/SrTiO3 Heterostructures
11:54

Growth and Electrostatic/chemical Properties of Metal/LaAlO3/SrTiO3 Heterostructures

Published on: February 8, 2018

10.7K

相关实验视频

Last Updated: Jan 29, 2026

Residue-Free Fabrication of van der Waals Heterostructures of Two-Dimensional Materials
04:57

Residue-Free Fabrication of van der Waals Heterostructures of Two-Dimensional Materials

Published on: July 18, 2025

1.0K
Fabrication of Schottky Diodes on Zn-polar BeMgZnO/ZnO Heterostructure Grown by Plasma-assisted Molecular Beam Epitaxy
14:16

Fabrication of Schottky Diodes on Zn-polar BeMgZnO/ZnO Heterostructure Grown by Plasma-assisted Molecular Beam Epitaxy

Published on: October 23, 2018

8.1K
Growth and Electrostatic/chemical Properties of Metal/LaAlO3/SrTiO3 Heterostructures
11:54

Growth and Electrostatic/chemical Properties of Metal/LaAlO3/SrTiO3 Heterostructures

Published on: February 8, 2018

10.7K

科学领域:

  • 材料科学 材料科学 材料科学
  • 纳米技术 纳米技术
  • 摄影化学的使用.

背景情况:

  • 二氧化 (TiO2) 是用于光电极的广泛研究的半导体.
  • 木瓦纳酸盐 (BiVO4) 是可见光吸收的一个有前途的材料.
  • TiO2 / BiVO4的异构结构为改善光电化学性能提供了潜力.

研究的目的:

  • 为了研究BiVO4纳米粒子数量和形式对TiO2光电极的影响.
  • 了解热温度对BiVO4相和光学特性的影响.
  • 为了将光电极形态与紫外线和可见光下的光电流响应相关联.

主要方法:

  • 在不同温度下 (200500°C) 制备和回火BiVO4纳米粉末.
  • 通过滴和连续的离子层吸附和反应 (SILAR) 将BiVO4沉积在纳米结构TiO2上.
  • TiO2/BiVO4异构结构的结构,光学和光电化学表征.

主要成果:

  • 热温度影响BiVO4相位过渡和可见光吸收.
  • 在TiO2上BiVO4的形态学会影响紫外线和可见光下的光电响应.
  • TiO2@d光电极显示了较高的相对可见光活性,但遭受了传输损失.

结论:

  • 在TiO2上存在BiVO4纳米粒子显著影响了电荷分离和光子利用.
  • 优化BiVO4形态对于有效的电荷转移和减少重组至关重要.
  • 了解TiO2 / BiVO4异构中的带对齐和电荷转移机制是设备性能的关键.