Monolithic silicon‐micromachined free‐space optical interferometers onchip

YM Sabry, D Khalil, T Bourouina - Laser & Photonics Reviews, 2015 - Wiley Online Library
The integration of microactuators within a silicon photonic chip gave rise to the field of
optical micro‐electro‐mechanical systems (MEMS) that was originally driven by the …

Wideband subwavelength deeply etched multilayer silicon mirrors for tunable optical filters and SS-OCT applications

H Omran, YM Sabry, M Sadek… - IEEE Journal of …, 2014 - ieeexplore.ieee.org
In this paper, we report subwavelength deeply etched 1000-nm-thick silicon layers using
deep etching on an SOI substrate. The subwavelength silicon layers are used to construct …

In-plane deeply-etched optical MEMS notch filter with high-speed tunability

YM Sabry, YM Eltagoury, A Shebl, M Soliman… - Journal of …, 2015 - iopscience.iop.org
Notch filters are used in spectroscopy, multi-photon microscopy, fluorescence
instrumentation, optical sensors and other life science applications. One type of notch filter is …

High-Q Fabry–Pérot micro-cavities for high-sensitivity volume refractometry

N Gaber, YM Sabry, M Erfan, F Marty, T Bourouina - Micromachines, 2018 - mdpi.com
This work reports a novel structure for a Fabry–Pérot micro cavity that combines the highest
reported quality factor for an on-chip Fabry–Pérot resonator that exceeds 9800, and a very …

Optofluidic Fabry-Pérot micro-cavities comprising curved surfaces for homogeneous liquid refractometry—Design, simulation, and experimental performance …

N Gaber, YM Sabry, F Marty, T Bourouina - Micromachines, 2016 - mdpi.com
In the scope of miniaturized optical sensors for liquid refractometry, this work details the
design, numerical simulation, and experimental characterization of a Fabry-Pérot resonator …

Electrostatic comb-drive actuator with high in-plane translational velocity

YM Eltagoury, M Soliman, YM Sabry, MJ Alotaibi… - Micromachines, 2016 - mdpi.com
This work reports the design and opto-mechanical characterization of high velocity comb-
drive actuators producing in-plane motion and fabricated using the technology of deep …

Polymer-capped fiber Fabry-Perot interferometer for large range displacement sensing

MÁ Ramírez-Hernández… - Journal of Lightwave …, 2024 - ieeexplore.ieee.org
Attaching sensitive materials to the tip of an optical fiber has been a successful strategy,
extensively used to develop selective and highly sensitive sensors. In this work, we …

Highly Sensitive Temperature Sensor Based on Vernier Effect Using a Sturdy Double-cavity Fiber Fabry-Perot Interferometer

MÁ Ramírez-Hernández, M Alonso-Murias… - Polymers, 2023 - mdpi.com
Temperature measuring is a daily procedure carried out worldwide in practically all
environments of human activity, but it takes particular relevance in industrial, scientific …

In-line optical MEMS phase modulator and application in ring laser frequency modulation

K Khalil, YM Sabry, K Hassan, A Shebl… - IEEE Journal of …, 2016 - ieeexplore.ieee.org
Optical phase modulators are essential building components in a wide range of
applications, for instance, optical communication systems, tunable lasers, optical phase …

Analysis of single-mode fiber-optic extrinsic Fabry–Perot interferometric sensors with planar metal mirrors

Q Sheng, G Liu, N Uddin, M Han - Applied optics, 2021 - opg.optica.org
We theoretically study the spectral characteristics and noise performance of wavelength-
interrogated fiber-optic sensors based on an extrinsic Fabry–Perot (FP) interferometer (EFPI) …