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

Electrostatic Boundary Conditions in Dielectrics

Electrostatic Boundary Conditions in Dielectrics

When an electric field passes from one homogeneous medium to another, crossing the boundary between the two mediums imparts a discontinuity in the electric field. This results in electrostatic boundary conditions that depend on the type of mediums the field propagates through.
Consider a case where both the mediums across a boundary are two different dielectric materials. Recall that the electric field and electric displacement are proportional and related through the material's permittivity.

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...

Potential Due to a Polarized Object

Potential Due to a Polarized Object

A neutral atom consists of a positively charged nucleus surrounded by a negatively charged electron cloud. When placed in an external electric field, the external electric force pulls the electrons and nucleus apart, opposite to the intrinsic attraction between the nucleus and the electrons. The opposing forces balance each other with a slight shift between the center of masses of the nucleus and the electron cloud, resulting in a polarized atom. On the other hand, a few molecules, like water,...

Dielectric Polarization in a Capacitor

Dielectric Polarization in a Capacitor

The presence of a dielectric medium in a capacitor not only changes the voltage and capacitance but also affects the electric field. In general, dielectrics can be of two types: polar and nonpolar. In a polar dielectric, the positive and negative charges in the molecules are separated by a distance and hence have a permanent dipole moment. In contrast, no such charge separation exists in a nonpolar dielectric, however the nonpolar molecules get polarized in the presence of an external electric...

The Electrical Double Layer

The Electrical Double Layer

In the region where two bulk phases meet, an intricate electric charge distribution arises due to charge transfer, ion adsorption, molecular orientation, and charge distortion. This complex distribution is commonly referred to as the electrical double layer.When a solid electrode interfaces with ions in an electrolyte solution, the speed of electron transfer dictates the rates of oxidation and reduction. The electrode acquires a charge through the escape of atoms into the solution as cations or...

Gauss's Law in Dielectrics

Gauss's Law in Dielectrics

Consider a polar dielectric placed in an external field. In such a dielectric, opposite charges on adjacent dipoles neutralize each other, such that the net charge within the dielectric is zero. When a polar dielectric is inserted in between the capacitor plates, an electric field is generated due to the presence of net charges near the edge of the dielectric and the metal plates interface. Since the external electrical field merely aligns the dipoles, the dielectric as a whole is neutral. An...

You might also read

Related Articles

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

Sort by

Same author

ZnO Electron Transport Layers for Scalable Nonfullerene Acceptor-Based Organic Photovoltaics: Assessing the Role of Processing Technique on Device Performance and Stability.

ACS applied materials & interfaces·2026

Same author

Nonlocal electrodynamics of two-dimensional anisotropic magnetoplasmons.

Nanophotonics (Berlin, Germany)·2025

Same author

Bypassing Nonlocal Phenomena in Metals Using Phonon-Polaritons.

ACS nano·2025

Same author

Roadmap for Photonics with 2D Materials.

ACS photonics·2025

Same author

An atlas of photonic and plasmonic materials for cathodoluminescence microscopy.

Nanophotonics (Berlin, Germany)·2025

Same author

Near-field refractometry of van der Waals crystals.

Nanophotonics (Berlin, Germany)·2025

Search research articles

Related Experiment Video

Updated: May 24, 2026

Using Microwave and Macroscopic Samples of Dielectric Solids to Study the Photonic Properties of Disordered Photonic Bandgap Materials

Using Microwave and Macroscopic Samples of Dielectric Solids to Study the Photonic Properties of Disordered Photonic Bandgap Materials

Published on: September 26, 2014

Color effects from scattering on random surface structures in dielectrics.

Jeppe Clausen¹, Alexander B Christiansen, Joergen Garnaes

¹Department of Photonics Engineering, Technical University of Denmark, Oersteds Plads, Building 343, DK-2800 Kgs. Lyngby, Denmark.

|March 16, 2012

Summary

Researchers developed inexpensive, large-area color filters using surface scattering in dielectric materials. The color of transmitted light can be accurately predicted from the random surface topography, enabling custom color filter fabrication.

More Related Videos

Comprehensive Characterization of Extended Defects in Semiconductor Materials by a Scanning Electron Microscope

Comprehensive Characterization of Extended Defects in Semiconductor Materials by a Scanning Electron Microscope

Published on: May 28, 2016

The Preparation of Electrohydrodynamic Bridges from Polar Dielectric Liquids

The Preparation of Electrohydrodynamic Bridges from Polar Dielectric Liquids

Published on: September 30, 2014

Related Experiment Videos

Last Updated: May 24, 2026

Using Microwave and Macroscopic Samples of Dielectric Solids to Study the Photonic Properties of Disordered Photonic Bandgap Materials

Using Microwave and Macroscopic Samples of Dielectric Solids to Study the Photonic Properties of Disordered Photonic Bandgap Materials

Published on: September 26, 2014

Comprehensive Characterization of Extended Defects in Semiconductor Materials by a Scanning Electron Microscope

Comprehensive Characterization of Extended Defects in Semiconductor Materials by a Scanning Electron Microscope

Published on: May 28, 2016

The Preparation of Electrohydrodynamic Bridges from Polar Dielectric Liquids

The Preparation of Electrohydrodynamic Bridges from Polar Dielectric Liquids

Published on: September 30, 2014

Area of Science:

Materials Science
Optics
Nanotechnology

Background:

Traditional color filters often involve expensive materials and complex fabrication processes.
Surface scattering offers a potential alternative for creating color effects through light-matter interaction.

Purpose of the Study:

To demonstrate the fabrication of cost-effective, large-area color filters using surface scattering.
To investigate the relationship between surface topography and the resulting color of transmitted light.
To validate theoretical predictions of light scattering based on surface morphology.

Main Methods:

Fabrication of random surface structures in silicon via replication in dielectric materials.
Characterization of specular transmittance for three distinct color-generating structures.
Measurement of angle-resolved scattering patterns.
Comparison of experimental scattering data with predictions from surface topography analysis using non-paraxial scalar diffraction theory.

Main Results:

Successful fabrication of large-area color filters based on surface scattering.
Demonstration of three different colors corresponding to distinct random surface structures.
Validation of non-paraxial scalar diffraction theory in predicting scattering behavior.
Direct correlation established between random surface topography and transmitted light color.

Conclusions:

Cost-effective, large-area color filters can be produced using replication of random silicon structures in dielectric materials.
The color of transmitted light is predictable from the measured topography of these randomly textured surfaces.
This approach offers a promising route for low-cost color filter manufacturing.