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Article
Open AccessElectrochemical visualization of latent fingerprints using polyphenazine dyes on brass cartridges
This work is focused on the visualization of latent fingerprints left on unfired brass cartridges. Polymer films were prepared from 2 mM neutral red or 5 mM toluidine blue using two different electrochemical m...
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Article
Characterization of electrochemically visualized latent fingerprints on the steel substrates
The characterization of electrochemically visualized latent fingerprints on steel surfaces is demonstrated. Optimization of electrochemical conditions of deposited poly(neutral red) (PNR) films on stainless st...
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Article
Substituted polythiophene-based sensor for detection of ammonia in gaseous and aqueous environment
This manuscript presents the preparation of polymer layers based on polythiophene (PTh) and its 3-substituted derivatives (substituents 4-(CH3O)C6H4 and 4-(CF3)C6H4 marked as PThOCH3 and PThCF3, respectively) on ...
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Article
Poly(neutral red) modified metal substrates for fingerprint visualization
This work is focused on a simple method for fingerprint visualization on problematic metal substrates for criminology by the application of a non-traditional polymer prepared from neutral red using cyclic volt...
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Article
Poly(4-amino-2,1,3-benzothiadiazole) films: preparation, characterization and applications
The electrochemical preparation of novel poly(4-amino-2,1,3-benzothiadiazole) films on a platinum surface in sulfuric aqueous medium by cyclic voltammetry is described. The resulting polymeric electrodes were ...
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Article
Electrochemical and spectroscopic properties of poly-4,4′-dialkoxy-2,2′-bipyrroles
The structure and the electrochemical and spectral properties of two conductive electrochemically polymerized substituted bipyrroles 4,4′-methoxy-2,2′-bipyrrole and 4,4′-buthoxy-2,2′-bipyrrole were studied and...
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Article
Chemosensitive properties of poly-4,4′-dialkoxy-2,2′-bipyrroles
Chemosensitive properties of 4,4′-dimethoxy-2,2′-bipyrrole and 4,4′-dibuthoxy-2,2′-bipyrrole were investigated. These new conductive polymers were polymerized by cyclic voltammetry on the platinum and gold int...