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Related Experiment Video

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Real-time Breath Analysis by Using Secondary Nanoelectrospray Ionization Coupled to High Resolution Mass Spectrometry

Real-time Breath Analysis by Using Secondary Nanoelectrospray Ionization Coupled to High Resolution Mass Spectrometry

Published on: March 9, 2018

Novel sensing materials for breath analysis devices.

S Lo Schiavo¹, L Livoti, A Calisto

¹Dept. of Inorganic Chemistry, Analytical Chemistry and Physical Chemistry, University of Messina, Salita Sperone 31, Vil. S. Agata, , I-98166, Italy.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference

|November 25, 2010

Summary

This summary is machine-generated.

New di-rhodium (II,II) complexes with lantern structures show potential as sensing materials. These transition metal complexes (TMCs) exhibit electrical changes in response to ammonia, suggesting use in breath analysis for diagnostics.

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Area of Science:

Materials Science
Chemistry
Sensor Technology

Background:

Transition metal complexes (TMCs) with lantern structures are explored for novel applications.
Di-rhodium (II,II) complexes offer unique electronic and structural properties.
Developing sensitive and selective gas sensors is crucial for diagnostics.

Purpose of the Study:

To investigate the sensing capabilities of a specific di-rhodium (II,II) complex, Rh2(form)4.
To evaluate the electrical characteristics of Rh2(form)4 thick films as a sensing material.
To assess the potential of this material for breath analysis in clinical diagnostics.

Main Methods:

Synthesis and characterization of the Rh2(form)4 complex.
Deposition of Rh2(form)4 thick films on interdigitated alumina substrates.
Electrical measurements of the films in the presence of ammonia vapors.

Main Results:

Rh2(form)4 functions as a p-type semiconductor.
Exposure to ammonia vapors caused a significant decrease in both forward and reverse electrical current.
The material demonstrated sensitivity to ammonia at room temperature.

Conclusions:

The Rh2(form)4 complex shows promise as an effective sensing material for ammonia detection.
The observed electrical response suggests potential for practical application in breath analysis.
Further development could lead to non-invasive diagnostic tools for clinical use.