Related Experiment Video
Updated: Jan 24, 2026

20:38
AC Electrokinetic Phenomena Generated by Microelectrode Structures
Published on: July 28, 2008
11.9K
Editorial for the Special Issue on AC Electrokinetics in Microfluidic Devices
Antonio Ramos1, Pablo García-Sánchez2
1Departamento de Electrónica y Electromagnetismo, Facultad de Física, Universidad de Sevilla, Avda. Reina Mercedes s/n, 41012 Sevilla, Spain. ramos@us.es.
Micromachines
|May 28, 2019
Summary
Alternating current (AC) electric fields are effective for manipulating and characterizing liquids and suspended particles. This technology offers precise control and analysis of microscale systems.
Area of Science:
- Physics
- Chemistry
- Materials Science
Background:
- Alternating current (AC) electric fields are established tools for manipulating and characterizing liquids and microparticles.
- These fields enable non-invasive control over fluid dynamics and particle behavior at the microscale.
Related Concept Videos
Ethical Issues
2.1K
Nurses are essential in patient care, upholding the ethical principles of their profession and effectively navigating ethical dilemmas. Neglecting ethical issues can lead to inadequate patient care, compromised therapeutic relationships, and moral distress among healthcare workers.
Ethical Concerns in Healthcare:
Ethical Concerns in Healthcare:
2.1K
AC Sources
4.0K
Direct current is a flow of electric charge in only one direction and has a steady state of constant voltage in the circuit. Rectifiers, batteries, commutator-equipped generators, and fuel cells are some examples of devices that generate direct current. Nowadays, most applications use a time-varying voltage source. Alternating current is a flow of electric charge that periodically reverses direction. An alternating current is produced by an alternating emf that is generated in a power plant. If...
4.0K
Special Staining Techniques
1.2K
Specialized staining techniques play a vital role in microbiology by enabling the visualization of specific bacterial structures that remain undetectable with standard microscopy methods. These techniques not only enhance the structural visualization of bacterial cells but also provide critical insights into their pathogenicity and classification. Additionally, they support diagnostic and research endeavors in microbiology by identifying key bacterial features.Capsule Staining for Virulence...
1.2K
Resistor in an AC Circuit
3.1K
An alternating emf or voltage source is needed to supply an alternating current (AC) to a circuit. A coil of wire rotating in a magnetic field at a constant angular speed represents such a source. It also generates a sinusoidal alternating emf and serves as an industrial alternator.
One-way current through the meter is measured using diodes. A diode is a device with better conductivity in one direction compared to the other; in its ideal state, it has zero resistance in one direction and allows...
One-way current through the meter is measured using diodes. A diode is a device with better conductivity in one direction compared to the other; in its ideal state, it has zero resistance in one direction and allows...
3.1K
Power in an AC Circuit
2.3K
In a DC circuit, the power consumed is simply the product of the DC voltage times the DC current, given in watts. However, the power consumed for AC circuits with reactive components is calculated differently. Since electrical power is the "rate" at which energy is used in a circuit, all electrical and electronic components and devices have a safe operating range for electrical power.
In a DC circuit, there is no sinusoidal waveform associated with the supply; the voltages and currents are...
In a DC circuit, there is no sinusoidal waveform associated with the supply; the voltages and currents are...
2.3K
Introduction to Special Senses
7.3K
Sensory receptors play an integral part in comprehending our external and internal environments. They receive diverse stimuli, converting them into the nervous system's electrochemical signals. This conversion occurs as the stimulus alters the sensory neuron's cell membrane potential, instigating the generation of an action potential. This action potential is subsequently transmitted to the central nervous system (CNS), which integrates with other sensory data or higher cognitive...
7.3K

