在电色材料中调和颜色纯度和氧化还原潜力通过电子状态告知分子设计
Daisuke Goto1,2, Hirotoshi Mori1
1Department of Applied Chemistry, Faculty of Science and Engineering, Chuo University, 1-13-27 Kasuga, Bunkyo-ku, Tokyo, Japan. qc-forest.19d@g.chuo-u.ac.jp.
概括
科学家们开发了一种使用数据和机器学习来设计电色材料的新方法. 他们创造了一种具有低氧化潜力的黄色材料,用于显示器和能源设备.
科学领域:
- 材料科学 材料科学 材料科学
- 计算化学的计算化学
- 有机电子 有机电子
背景情况:
- 由于电子权衡,在电色材料中实现鲜的颜色和低氧化潜力是具有挑战性的.
- 电色材料对于先进的显示器,传感器和能源系统至关重要.
研究的目的:
- 为电色材料开发一种可通用的设计策略,使生动的色彩与低氧化潜力相协调.
- 识别和验证一种基于三烯胺的新型化合物,具有所需的电色特性.
主要方法:
- 集成的量子化学计算与机器学习 (电子状态信息学).
- 采用数据驱动的框架来实现多目标分子设计.
- 通过实验验证合成化合物的特性.
主要成果:
- 鉴定出一种基于三胺的化合物,具有纯黄色颜色 (h = 93.6°) 和低氧化潜力 (Eox = 0.12 V).
- 展示了一个可概括和可解释的设计框架.
结论:
- 开发的基于信息学的策略使得理性,属性驱动的分子工程成为可能.
- 该框架广泛适用于设计超出电色学范围的各种π结合分子.
更多相关视频
06:53Author Spotlight: Magnetometric Characterization of Intermediates in the Solid-State Electrochemistry of Redox-Active Metal-Organic Frameworks
Published on: June 9, 2023
2.6K
11:44Using Cyclic Voltammetry, UV-Vis-NIR, and EPR Spectroelectrochemistry to Analyze Organic Compounds
Published on: October 18, 2018
27.4K
相关概念视频
Ladder Diagrams: Redox Equilibria
768
Ladder diagrams are useful tools for understanding redox equilibrium reactions, especially the effects of concentration changes on the electrochemical potential of the reaction. The vertical axis in the redox ladder diagrams represents the electrochemical potential, E. The area of predominance is demarcated using the Nernst equation.
Consider the Fe3+/Fe2+ half-reaction, which has a standard-state potential of +0.771 V. At potentials more positive than +0.771 V, Fe3+ predominates, whereas Fe2+...
Consider the Fe3+/Fe2+ half-reaction, which has a standard-state potential of +0.771 V. At potentials more positive than +0.771 V, Fe3+ predominates, whereas Fe2+...
768
Redox Reactions
58.3K
Oxidation-reduction or redox reactions involve the transfer of electrons from one molecule or atom to another. When an atom gains an electron, another atom must lose an electron, meaning oxidation and reduction must occur together. Since the redox occurs in pairs, the atom that gets oxidized is also called the reducing agent or reductant, and the atom that is reduced is also called the oxidizing agent or oxidant. A straightforward way to remember the definitions of oxidation and reduction is...
58.3K
Redox Reactions
908
Redox reactions are vital biochemical processes that underpin energy metabolism in cells. These reactions involve the transfer of electrons between molecules, occurring in tandem as oxidation and reduction. Oxidation refers to the loss of electrons, while reduction denotes their gain. This coupling ensures the seamless flow of electrons through metabolic pathways. For example, in bacterial metabolism, glucose undergoes oxidation to carbon dioxide, while oxygen is simultaneously reduced to...
908
Redox Equilibria: Overview
1.5K
A reduction-oxidation reaction is commonly called a redox reaction. In a redox reaction, electrons are transferred from one species to another rather than being shared between or among atoms. The reducing agent or reductant is the species that loses electrons and gets oxidized in the process. The species that gains electrons and gets reduced in the process is the oxidizing agent or oxidant. Redox reactions are represented as two separate equations called half-reactions, where one equation...
1.5K
Balancing Redox Equations
61.6K
Electrochemistry is the science involved in the interconversion of electrical and chemical reactions. Such reactions are called reduction-oxidation, or redox reactions. These important reactions are defined by changes in oxidation states for one or more reactant elements and include a subset of reactions involving the transfer of electrons between reactant species. Electrochemistry as a field has evolved to yield sufficient insights on the fundamental principles of redox chemistry and multiple...
61.6K
Electrochemistry: Overview
3.5K
Electrochemistry is the branch of chemistry that studies the relationship between electrical quantities and chemical reactions, particularly oxidation and reduction. Oxidation is the loss of electrons from a substance, whereas reduction refers to the gain of electrons. A substance with a strong electron affinity is called an oxidizing agent (oxidant), and a reducing agent (reductant) is a species that donates electrons. Oxidation and reduction processes are pivotal to electrochemical reactions,...
3.5K
