Experimental and finite element method studies for femtomolar cobalt ion detection using a DHI modified nanochannel

The Analyst ◽  
2019 ◽  
Vol 144 (20) ◽  
pp. 6118-6127 ◽  
Author(s):  
Xuye Liu ◽  
Qiang Zeng ◽  
Cheng Liu ◽  
Jie Yang ◽  
Lishi Wang
Keyword(s):  
Finite Element Method ◽  
Finite Element ◽  
Aqueous Solutions ◽  
Ultrasensitive Detection ◽  
Ion Detection ◽  
Cobalt Ion ◽  
Cobalt Ions ◽  
Element Method

In this work, a sensing nanochannel based on a N-[3-(triethoxysilyl)propyl]-4,5-dihydroimidazole (DHI) modified nanopipette was prepared and characterized for the ultrasensitive detection of cobalt ions (Co2+) in aqueous solutions.

Simulation of tuning graphene plasmonic behaviors by ferroelectric domains for self-driven infrared photodetector applications

Nanoscale ◽  
2019 ◽  
Vol 11 (43) ◽  
pp. 20868-20875 ◽  
Author(s):  
Junxiong Guo ◽  
Yu Liu ◽  
Yuan Lin ◽  
Yu Tian ◽  
Jinxing Zhang ◽  
...  
Keyword(s):  
Finite Element Method ◽  
Finite Element ◽  
Interfacial Effect ◽  
Infrared Photodetector ◽  
The Finite Element Method ◽  
Ferroelectric Domains ◽  
Element Method

We propose a graphene plasmonic infrared photodetector tuned by ferroelectric domains and investigate the interfacial effect using the finite element method.

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