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

. 2018 Feb 1;18(2):426. doi: 10.3390/s18020426

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

© 2018 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 (http://creativecommons.org/licenses/by/4.0/).

PMC Copyright notice

(a,b) Measured impedance spectrum (10 Hz–100 kHz) of nf-EIS and (c,d) f-EIS. (e) Percentage change of impedance magnitude at 100 Hz and equivalent circuit factors of the two EIS-sensors (The equivalent circuit fitting residual, r² = 0.9802 for nf-EIS and r² = 0.9137 for f-EIS).

(a,b) Measured impedance spectrum (10 Hz–100 kHz) of nf-EIS and (c,d) f-EIS. (e) Percentage change of impedance magnitude at 100 Hz and equivalent circuit factors of the two EIS-sensors (The equivalent circuit fitting residual, r² = 0.9802 for nf-EIS and r² = 0.9137 for f-EIS).