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

You might also read

Related Articles

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

Sort by

Same author

Annular illumination in 2D quantitative phase imaging: a systematic evaluation.

Applied optics·2022

Same author

ADMM approach for efficient iterative tomographic deconvolution reconstruction of 3D quantitative phase images.

Applied optics·2021

Same author

Analytical phase optical transfer function for Gaussian illumination and the optimized illumination profiles.

Journal of the Optical Society of America. A, Optics, image science, and vision·2021

Same author

Three-dimensional phase optical transfer function in axially symmetric microscopic quantitative phase imaging.

Journal of the Optical Society of America. A, Optics, image science, and vision·2020

Same author

Two improved defocus quantitative phase imaging methods: discussion.

Journal of the Optical Society of America. A, Optics, image science, and vision·2019

Same author

Quantitative phase imaging of fiber Bragg gratings in multicore fibers.

Applied optics·2019

Search research articles

Related Experiment Video

Updated: May 20, 2026

A Silicon-tipped Fiber-optic Sensing Platform with High Resolution and Fast Response

A Silicon-tipped Fiber-optic Sensing Platform with High Resolution and Fast Response

Published on: January 7, 2019

Compact silicon diffractive sensor: design, fabrication, and prototype.

Jonathan S Maikisch¹, Thomas K Gaylord

¹School of Electrical and Computer Engineering, Georgia Institute of Technology, Atlanta, Georgia 30332-0250, USA. Jonathan.Maikisch@gatech.edu

|July 10, 2012

Summary

A novel compact silicon diffractive sensor integrates two gratings for high sensitivity. This intensity-based sensor offers robust, lab-on-a-chip potential for precise refractive index measurements.

More Related Videos

Fabrication of Flexible Image Sensor Based on Lateral NIPIN Phototransistors

Fabrication of Flexible Image Sensor Based on Lateral NIPIN Phototransistors

Published on: June 23, 2018

Epitaxial Nanostructured α-Quartz Films on Silicon: From the Material to New Devices

Epitaxial Nanostructured α-Quartz Films on Silicon: From the Material to New Devices

Published on: October 6, 2020

Related Experiment Videos

Last Updated: May 20, 2026

A Silicon-tipped Fiber-optic Sensing Platform with High Resolution and Fast Response

A Silicon-tipped Fiber-optic Sensing Platform with High Resolution and Fast Response

Published on: January 7, 2019

Fabrication of Flexible Image Sensor Based on Lateral NIPIN Phototransistors

Fabrication of Flexible Image Sensor Based on Lateral NIPIN Phototransistors

Published on: June 23, 2018

Epitaxial Nanostructured α-Quartz Films on Silicon: From the Material to New Devices

Epitaxial Nanostructured α-Quartz Films on Silicon: From the Material to New Devices

Published on: October 6, 2020

Area of Science:

Photonics and Nanotechnology
Integrated Optics
Biosensing

Background:

Diffractive sensors offer miniaturization potential for integrated systems.
Existing sensors often rely on spectral detection, limiting integrability.
Silicon-on-insulator platforms are suitable for telecommunications wavelength applications.

Purpose of the Study:

To develop a compact, high-sensitivity silicon diffractive sensor.
To enable intensity-based detection for enhanced integrability.
To explore the sensor's potential for lab-on-a-chip applications.

Main Methods:

Combining in-plane constant-efficiency variable-diffraction-angle and high-angular-selectivity gratings.
Fabrication on a silicon-on-insulator platform using telecommunications wavelengths.
Utilizing intensity-based detection of diffracted and transmitted light.

Main Results:

Demonstrated a micron-scale sensor element with intensity-based detection.
Achieved robust detection independent of attenuation.
Measured refractive index changes of 10^-4, with simulations predicting sensitivity up to 10^-7.

Conclusions:

The novel sensor design enables compact, highly sensitive refractive index measurements.
Intensity-based detection enhances integrability for lab-on-a-chip systems.
The technology shows significant promise for advanced biosensing and diagnostics.