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 May 10;18(5):1496. doi: 10.3390/s18051496

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

The percentage variation of the fluorescence intensity (a) and optical absorbance at λ_abs = 275 nm (b) of the reference aqueous suspension of UFQDs in the presence of Cd²⁺, Cu²⁺, Pb²⁺, and As(III) at various concentrations.