Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2022 Jul 18;22(14):5363. doi: 10.3390/s22145363

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© 2022 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

PMC Copyright notice

(a) Structure design of C-type micro-structured FG [111]. (b) Schematic diagram of the fiber-tip FPI sensor [114]. (c) Schematic diagram of the all-encapsulated and semi-encapsulated MMZI [116]. (d) Diagram of the cascaded MZI with SF [118].

(a) Structure design of C-type micro-structured FG [111]. (b) Schematic diagram of the fiber-tip FPI sensor [114]. (c) Schematic diagram of the all-encapsulated and semi-encapsulated MMZI [116]. (d) Diagram of the cascaded MZI with SF [118].