Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Resistors In Parallel

Resistors In Parallel

Resistors are in parallel when one end of all the resistors are connected to a continuous wire of negligible resistance and the other end of all the resistors are also connected to one another through a continuous wire of negligible resistance. In the case of a parallel configuration, the potential drop across each resistor is the same. Current through each resistor can be found using Ohm’s law, I = V/R, where the voltage is constant across each resistor. The sum of the individual currents...

Equivalent Resistance

Equivalent Resistance

In circuit analysis, situations often arise where resistors are neither in series nor parallel configurations. To tackle such scenarios, three-terminal equivalent networks like the wye (Y) (Figure 1 (a)) or tee (T) and delta (Δ) (Figure 1 (b)) or pi (π) networks come into play. These networks offer versatile solutions and are frequently encountered in various applications, including three-phase electrical systems, electrical filters, and matching networks.

Resistors In Series

Resistors In Series

A resistor is an ohmic device that limits the flow of charge in a circuit. Most circuits have more than one resistor. If several resistors are connected together and connected to a battery, the current supplied by the battery depends on the equivalent resistance of the circuit. The equivalent resistance of a combination of resistors depends on both their individual values and how they are connected. The simplest combination of resistors is the series combination.
In a series circuit, the...

Boundary Conditions for Current Density

Boundary Conditions for Current Density

Current density becomes discontinuous across an interface of materials with different electrical conductivities. The normal component of the current density is continuous across the boundary.

Mesh Analysis for AC Circuits

Mesh Analysis for AC Circuits

In the domain of radio communication, the significance of impedance matching must be considered. It is crucial to ensure the efficient transmission of signals between radio transmitters and receivers. Achieving this balance involves using impedance-matching circuits, with one fundamental configuration comprising a resistor, capacitor, and inductor.
The process of harmonizing these impedances begins with a clear understanding of the input and output signals. Once these signals are known, the...

Resistance and Conductance

Resistance and Conductance

A conductor's DC resistance at a given temperature is influenced by its resistivity, length, and cross-sectional area. Resistivity is an inherent property of the conductor material, with annealed copper serving as the international standard for measurement. For instance, the resistivity of hard-drawn aluminum at 20 degrees Celsius is 61% of the standard conductivity of annealed copper.
Various factors impact the resistance of a conductor. Spiraling in stranded conductors increases their...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Hybrid magnetic-electric actuation for enhanced motion control and multi-surface operation of Janus microrobots.

Nature communications·2026

Same author

Integration of continuous microfluidic electrokinetic bioparticle preconcentration with programmable extraction into a discrete microfluidic platform.

Lab on a chip·2026

Same author

Perspective on Interdisciplinary Approaches on Chemotaxis.

Angewandte Chemie (International ed. in English)·2025

Same author

Toward an ion-based large-scale integrated circuit: design, simulation, and integration.

Communications engineering·2025

Same author

Enhancing commercially available immunoassays through a customized electrokinetic biomolecular preconcentration device.

Lab on a chip·2025

Same author

Electrical response of nanofluidic systems subjected to viscosity gradients.

Physical review. E·2025

Search research articles

Related Experiment Video

Updated: Mar 24, 2026

Procedure for the Development of Multi-depth Circular Cross-sectional Endothelialized Microchannels-on-a-chip

Procedure for the Development of Multi-depth Circular Cross-sectional Endothelialized Microchannels-on-a-chip

Published on: October 21, 2013

Interplay between Nanochannel and Microchannel Resistances.

Yoav Green¹, Ran Eshel¹, Sinwook Park¹

¹Faculty of Mechanical Engineering, Micro- and Nanofluidics Laboratory, Technion-Israel Institute of Technology , Technion City 32000, Israel.

|March 10, 2016

Summary

This summary is machine-generated.

The electrical response of microchannel-nanochannel systems depends on both microchannel and nanochannel resistances. At low concentrations, microchannels significantly impact the overall system resistance, challenging previous assumptions.

Keywords:

Nanofluidics concentration polarization electrokinetics fluid-based circuits

More Related Videos

Reconfigurable Microfluidic Channel with Pin-discretized Sidewalls

Reconfigurable Microfluidic Channel with Pin-discretized Sidewalls

Published on: April 12, 2018

Analyzing Mixing Inhomogeneity in a Microfluidic Device by Microscale Schlieren Technique

Analyzing Mixing Inhomogeneity in a Microfluidic Device by Microscale Schlieren Technique

Published on: June 12, 2015

Related Experiment Videos

Last Updated: Mar 24, 2026

Procedure for the Development of Multi-depth Circular Cross-sectional Endothelialized Microchannels-on-a-chip

Procedure for the Development of Multi-depth Circular Cross-sectional Endothelialized Microchannels-on-a-chip

Published on: October 21, 2013

Reconfigurable Microfluidic Channel with Pin-discretized Sidewalls

Reconfigurable Microfluidic Channel with Pin-discretized Sidewalls

Published on: April 12, 2018

Analyzing Mixing Inhomogeneity in a Microfluidic Device by Microscale Schlieren Technique

Analyzing Mixing Inhomogeneity in a Microfluidic Device by Microscale Schlieren Technique

Published on: June 12, 2015

Area of Science:

Physics
Electrical Engineering
Materials Science

Background:

Current nanochannel systems often overlook the influence of interfacing microchannels on electrical response.
The prevailing assumption is that nanochannel geometry solely dictates the system's ohmic electrical behavior.

Purpose of the Study:

To investigate the combined role of microchannel and nanochannel resistances in determining the overall electrical response of such systems.
To challenge the existing nanochannel-dominated conductance paradigm.

Main Methods:

Experimental validation of theoretical predictions regarding microchannel-nanochannel system resistance.
Analysis of electrical response across varying concentrations, focusing on low concentration regimes.

Main Results:

The overall electrical response is governed by the interplay between nanochannel and microchannel resistances.
Experimental data supports the theory that microchannel resistance becomes critical at very low concentrations.
A shift from a nanochannel-centric to a microchannel-nanochannel-resistance-model-based paradigm is proposed.

Conclusions:

The simplistic nanochannel-dominated model is insufficient for accurately describing microchannel-nanochannel systems.
A more comprehensive model incorporating microchannel contributions is necessary for accurate predictions, especially at low concentrations.
This revised understanding impacts the design and application of microfluidic and nanofluidic devices.