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

Characteristics and Nomenclature of Copolymers01:24

Characteristics and Nomenclature of Copolymers

3.4K
Copolymers are the products obtained from the polymerization of multiple monomer species. So, in a polymer chain itself, there can be multiple repeating units that come from different monomers. The process of synthesizing a polymer from different monomer species is called copolymerization. When two monomers are involved, the polymer is known as a bipolymer. Polymers with three and four monomers are termed terpolymers and quaterpolymers, respectively. Figure 1 depicts the copolymerization of...
3.4K
Design Example: Alignment of a Road Line Using GIS01:17

Design Example: Alignment of a Road Line Using GIS

358
The alignment of a road line using Geographic Information Systems (GIS) is a critical process in civil engineering, combining advanced technology with practical decision-making. This methodology begins with the collection of geospatial data, including information on land cover, geomorphology, drainage patterns, slope, and contour details. Such data is typically acquired through satellite imagery and GIS tools, offering a comprehensive understanding of the terrain.Once the data is gathered, it...
358
Block Diagram Reduction01:22

Block Diagram Reduction

574
The process of deriving the transfer function of a control system often involves reducing its block diagram to a single block. This simplification can be achieved through a series of strategic operations, including relocating branch points and comparators. These operations preserve the overall function of the system while allowing for easier manipulation and combination of blocks.
The first step in this process is the identification and relocation of a branch point. A branch point, where a...
574
Elements of Block Diagrams01:25

Elements of Block Diagrams

737
Block diagrams serve as a visual representation of the input-output relationships within a system. An illustrative example is a heating system, where the set temperature activates the furnace to warm the room to the desired level. Block diagrams are versatile, modeling linear systems through Laplace transform variables and nonlinear systems using time domain variables.
A block diagram typically includes essential elements such as comparators, blocks, and feedback loops. Each of these elements...
737
Impression Management Techniques III: Aligning Actions01:29

Impression Management Techniques III: Aligning Actions

140
Aligning actions are communicative strategies individuals employ to maintain social harmony and preserve personal identity in the face of potential disruptions to social norms. These actions are particularly important in managing social impressions when one's behavior might be seen as inappropriate, incompetent, or morally questionable.Types of Aligning ActionsThe three principal types of aligning actions are disclaimers, accounts, and apologies.DisclaimersDisclaimers are preventive; they are...
140
Relation between Mathematical Equations and Block Diagrams01:20

Relation between Mathematical Equations and Block Diagrams

3.5K
In a spring-mass-damper system, the second-order differential equation describes the dynamic behavior of the system. When transformed into the Laplace domain under zero initial conditions, this equation can be effectively analyzed and manipulated. The transformation into the Laplace domain converts differential equations into algebraic equations, simplifying the process of isolating the output.
3.5K

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

Kinetically Controlled Direct In Situ Photolithography of Perovskite Color-Conversion Layers.

Small (Weinheim an der Bergstrasse, Germany)·2026
Same author

Multimerization interactions between protein-inspired single-chain random heteropolymers.

PloS one·2026
Same author

Single-Material Magnetoelectric Coupling in Transition Metal-Doped Hafnia-Based Ferroelectric Thin Films.

Nano letters·2026
Same author

Polymerized Short Sequences as a Template for Protein Folding and Evolution.

Nano letters·2026
Same author

Computational design of functional random heteropolymers through atomistic simulations.

PloS one·2026
Same author

Polyanion Chemistry Engineers Ternary RNA Nanoparticle Structure/Function from the Inside-Out.

ACS nano·2026
Same journal

Amorphous High-Entropy Oxides With High-Valent Metal and Oxygen-Vacancy Pairs for Thermally Stable Catalytic Oxidation.

Advanced materials (Deerfield Beach, Fla.)·2026
Same journal

H<sub>2</sub>S Self-Supplied Micelles Reverse Tumor-Immune Effector Cells Energy Metabolisms to Boost Breast Cancer Immunotherapy With Microenvironment Normalization.

Advanced materials (Deerfield Beach, Fla.)·2026
Same journal

Feed-Draw Printing Enables Monolithically Integrated Flexible Sensors With High Interfacial Toughness and Wide Linear Range.

Advanced materials (Deerfield Beach, Fla.)·2026
Same journal

Space-Time Coding Conformal Metasurfaces for Multifrequency Beam Steering and Shaping.

Advanced materials (Deerfield Beach, Fla.)·2026
Same journal

3D Printing of Magnetic Soft Materials for Functional Structures and Devices.

Advanced materials (Deerfield Beach, Fla.)·2026
Same journal

Photothermal-Activable Artificial Macrophage With Amplified Systemic Antibacterial Responses to Combat Primary and Secondary Infection.

Advanced materials (Deerfield Beach, Fla.)·2026
查看所有相关文章

相关实验视频

Updated: Feb 16, 2026

Anionic Polymerization of an Amphiphilic Copolymer for Preparation of Block Copolymer Micelles Stabilized by &#960;-&#960; Stacking Interactions
10:53

Anionic Polymerization of an Amphiphilic Copolymer for Preparation of Block Copolymer Micelles Stabilized by π-π Stacking Interactions

Published on: October 10, 2016

14.6K

在区块共聚合物格拉福埃皮塔克西期间的流动诱导微域对齐.

Baopu Zhang1, Mingchao Ma2, Zehao Sun2

  • 1Department of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts, USA.

Advanced materials (Deerfield Beach, Fla.)
|February 15, 2026
PubMed
概括
此摘要是机器生成的。

区块共聚合物 (BCP) 图形化利用自组装进行纳米制造. 这项研究揭示了化过程中的聚合物流如何控制地形模板内的BCP微域定向,从而实现精确的图案形成.

关键词:
区块共聚物的区块共聚物.流动诱导的微域调整.图形表性氧 (graphoepitaxy) 是一种溶剂蒸汽回火 溶剂蒸汽回火

更多相关视频

Synthesis of Monodisperse Cylindrical Nanoparticles via Crystallization-driven Self-assembly of Biodegradable Block Copolymers
11:42

Synthesis of Monodisperse Cylindrical Nanoparticles via Crystallization-driven Self-assembly of Biodegradable Block Copolymers

Published on: June 20, 2019

8.3K
Functionalization of Single-walled Carbon Nanotubes with Thermo-reversible Block Copolymers and Characterization by Small-angle Neutron Scattering
09:12

Functionalization of Single-walled Carbon Nanotubes with Thermo-reversible Block Copolymers and Characterization by Small-angle Neutron Scattering

Published on: June 1, 2016

9.6K

相关实验视频

Last Updated: Feb 16, 2026

Anionic Polymerization of an Amphiphilic Copolymer for Preparation of Block Copolymer Micelles Stabilized by &#960;-&#960; Stacking Interactions
10:53

Anionic Polymerization of an Amphiphilic Copolymer for Preparation of Block Copolymer Micelles Stabilized by π-π Stacking Interactions

Published on: October 10, 2016

14.6K
Synthesis of Monodisperse Cylindrical Nanoparticles via Crystallization-driven Self-assembly of Biodegradable Block Copolymers
11:42

Synthesis of Monodisperse Cylindrical Nanoparticles via Crystallization-driven Self-assembly of Biodegradable Block Copolymers

Published on: June 20, 2019

8.3K
Functionalization of Single-walled Carbon Nanotubes with Thermo-reversible Block Copolymers and Characterization by Small-angle Neutron Scattering
09:12

Functionalization of Single-walled Carbon Nanotubes with Thermo-reversible Block Copolymers and Characterization by Small-angle Neutron Scattering

Published on: June 1, 2016

9.6K

科学领域:

  • 材料科学 材料科学 材料科学
  • 纳米技术纳米技术
  • 聚合物科学 聚合物科学

背景情况:

  • 区块共聚合物 (BCP) 图形化是依赖于自我组装的关键纳米制造技术.
  • 基质地形对聚合物流和由此产生的微域模式在BCP图形表的影响尚未完全理解.

研究的目的:

  • 为了研究在BCP图形化中溶剂蒸汽化过程中的聚合物流动力学.
  • 阐明流动过程,薄膜厚度和微域定向与基质地形相对的关系.

主要方法:

  • 在溶剂蒸汽回火过程中,随着时间的推移对薄膜厚度配置的分析.
  • 微域形态的特征和它们在雕刻的沟中的方向.
  • 流量时间尺度 (毛细血管流量,露水) 与观察到的微域对齐的相关性.

主要成果:

  • 毛细管流迅速使BCP膜平面化,在回火的第一分钟内达到不相称的厚度.
  • 露水通过岛屿和孔形成发生,延伸方向 (同otropic或异otropic) 取决于薄膜厚度.
  • 同位态露水导致微域横向沟侧墙;异位态露水促进平行对准侧墙.

结论:

  • 聚合物流,特别是毛细血管流和潮湿,在很大程度上决定了BCP微域的内平面方向.
  • 薄膜厚度和沟地形是控制潮湿行为和随后微域对齐的关键因素.
  • 这项工作提供了用于控制BCP微域定向在高级纳米制造的graphoepitaxy的基本原则.