Search research articles

ACERCA DE JoVE

Visión General Liderazgo Blog Centro de Ayuda JoVE

AUTORES

Proceso de Publicación Consejo Editorial Alcance y Políticas Revisión por Pares Preguntas Frecuentes Enviar

BIBLIOTECARIOS

Testimonios Suscripciones Acceso Recursos Consejo Asesor de Bibliotecas Preguntas Frecuentes

INVESTIGACIÓN

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archivo

EDUCACIÓN

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Centro de Recursos para Profesores Sitio de Profesores

Términos y Condiciones de Uso

Política de Privacidad

Videos de Conceptos Relacionados

Balancing Redox Equations

Balancing Redox Equations

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...

Crystal Field Theory - Octahedral Complexes

Crystal Field Theory - Octahedral Complexes

Crystal Field Theory
To explain the observed behavior of transition metal complexes (such as colors), a model involving electrostatic interactions between the electrons from the ligands and the electrons in the unhybridized d orbitals of the central metal atom has been developed. This electrostatic model is crystal field theory (CFT). It helps to understand, interpret, and predict the colors, magnetic behavior, and some structures of coordination compounds of transition metals.
CFT focuses on...

Induced Electric Fields: Applications

Induced Electric Fields: Applications

An important distinction exists between the electric field induced by a changing magnetic field and the electrostatic field produced by a fixed charge distribution. Specifically, the induced electric field is nonconservative because it does not work in moving a charge over a closed path. In contrast, the electrostatic field is conservative and does no net work over a closed path. Hence, electric potential can be associated with the electrostatic field but not the induced field. The following...

Electrochemistry: Overview

Electrochemistry: Overview

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,...

Electrochemical Systems

Electrochemical Systems

Electrochemical systems provide a fascinating insight into the dynamic interplay of charged species within various phases. One notable example is the interaction between a membrane permeable to K⁺ ions but not to Cl⁻ ions, separating an aqueous KCl solution from pure water. As K⁺ ions diffuse through the membrane, they generate net charges on each phase, leading to a potential difference between them.Similarly, when a piece of Zn is immersed in an aqueous ZnSO₄ solution, the Zn metal, composed...

Processes at Electrodes

Processes at Electrodes

The electrode interacts with ions in the electrolyte solution at its interface. The rate of oxidation and reduction depends on the speed at which electrons can transfer through this interface. As ions attach to or leave the electrode surface, the electrode acquires a charge, and an electrical potential forms across the interface, making the process more difficult to reach equilibrium. The charge on the electrode affects the local ion concentrations in the solution, though thermal motion...

También podría leer

Artículos Relacionados

Artículos vinculados a este trabajo por autores compartidos, revista y gráfico de citas.

Ordenar por

Same author

Picoscale structural insight into superconductivity of monolayer FeSe/SrTiO<sub>3</sub>.

Science advances·2020

Same author

Inhibitory effect of octyl-phenol and bisphenol A on calcium signaling in cardiomyocyte differentiation of mouse embryonic stem cells.

Journal of physiology and pharmacology : an official journal of the Polish Physiological Society·2019

Same author

Direct Detection of Akhiezer Damping in a Silicon MEMS Resonator.

Scientific reports·2019

Same author

A spin-orbit playground: surfaces and interfaces of transition metal oxides.

Reports on progress in physics. Physical Society (Great Britain)·2018

Same author

Rare-earth nickelates RNiO<sub>3</sub>: thin films and heterostructures.

Reports on progress in physics. Physical Society (Great Britain)·2017

Same author

Electrical transport measurements of thin film samples under high hydrostatic pressure.

The Review of scientific instruments·2017

Search research articles

Video Experimental Relacionado

Updated: Jul 17, 2026

Electric-field Control of Electronic States in WS2 Nanodevices by Electrolyte Gating

Electric-field Control of Electronic States in WS₂ Nanodevices by Electrolyte Gating

Published on: April 12, 2018

Efecto de campo eléctrico en sistemas de óxidos correlacionados.

C H Ahn¹, J-M Triscone, J Mannhart

¹Department of Applied Physics, Yale University, PO Box 208284, New Haven, Connecticut 06520-8284, USA. charles.ahn@yale.edu

|August 29, 2003

Resumen

Los transistores de efecto de campo son clave en la electrónica. La aplicación de este enfoque a nuevos materiales permite ajustar comportamientos electrónicos exóticos como la superconductividad y la magnetorresistencia colosal.

Más Videos Relacionados

Magnetometric Characterization of Intermediates in the Solid-State Electrochemistry of Redox-Active Metal-Organic Frameworks

Magnetometric Characterization of Intermediates in the Solid-State Electrochemistry of Redox-Active Metal-Organic Frameworks

Published on: June 9, 2023

Characterizing Mediated Extracellular Electron Transfer in Lactic Acid Bacteria with a Three-Electrode, Two-Chamber Bioelectrochemical System

Characterizing Mediated Extracellular Electron Transfer in Lactic Acid Bacteria with a Three-Electrode, Two-Chamber Bioelectrochemical System

Published on: August 23, 2024

Videos de Experimentos Relacionados

Last Updated: Jul 17, 2026

Electric-field Control of Electronic States in WS2 Nanodevices by Electrolyte Gating

Electric-field Control of Electronic States in WS₂ Nanodevices by Electrolyte Gating

Published on: April 12, 2018

Magnetometric Characterization of Intermediates in the Solid-State Electrochemistry of Redox-Active Metal-Organic Frameworks

Magnetometric Characterization of Intermediates in the Solid-State Electrochemistry of Redox-Active Metal-Organic Frameworks

Published on: June 9, 2023

Characterizing Mediated Extracellular Electron Transfer in Lactic Acid Bacteria with a Three-Electrode, Two-Chamber Bioelectrochemical System

Characterizing Mediated Extracellular Electron Transfer in Lactic Acid Bacteria with a Three-Electrode, Two-Chamber Bioelectrochemical System

Published on: August 23, 2024

Área de la Ciencia:

Física de la materia condensada Física de la materia condensada Física de la materia condensada Física de la materia condensada Física de la materia condensada
Ciencia de los materiales ciencia de los materiales.

Sus antecedentes:

Los transistores de efecto de campo semiconductores (FET) son fundamentales para la electrónica moderna.
Las nuevas aplicaciones de los FET se extienden más allá de los semiconductores para modular sistemas de electrones correlacionados.

Objetivo del estudio:

Proporcionar una visión general de los logros en la aplicación del enfoque de efecto de campo a los sistemas de electrones correlacionados.
Discutir las oportunidades que presenta este enfoque para ajustar las propiedades de los materiales.

Principales métodos:

Revisión de la investigación existente sobre la modulación del efecto de campo de materiales correlacionados.
Análisis de técnicas experimentales que permiten el control electrostático de las fases electrónicas.

Principales resultados:

Demostración del control electrostático sobre la superconductividad a alta temperatura.
Evidencia de la sintonización de efectos de magnetorresistencia colosales a través de la puerta de efecto de campo.
Potencial para la manipulación de transición de fase en sistemas correlacionados.

Conclusiones:

El enfoque de efecto de campo ofrece una poderosa herramienta para explorar y controlar estados electrónicos complejos.
Esta metodología abre nuevas vías para el diseño de materiales con propiedades cuánticas a medida.