Aug 17 – 21, 2026
National Institute for Space Research, São José dos Campos, SP, Brazil
America/Sao_Paulo timezone

Anodized Absorptive Coatings for Electromagnetic Radiation Sensors

Aug 17, 2026, 10:45 AM
25m
Fernando de Mendonça - LIT (National Institute for Space Research, São José dos Campos, SP, Brazil)

Fernando de Mendonça - LIT

National Institute for Space Research, São José dos Campos, SP, Brazil

Av. dos Astronautas, 1758 - Jardim da Granja, São José dos Campos - SP, 12227-010
Poster Instrumentation & Observational Systems Poster Session

Speakers

Alex Cerqueira da Mota (Instituto Nacional de Pesquisas Espaciais)Dr Franciele Carlesso (Instituto Nacional de Pesquisas Espaciais) Lucas Manfroi

Description

This study investigated sulfuric acid anodizing followed by electrolytic coloring as a surface treatment to produce functional coatings for electromagnetic radiation absorption. The primary objective was to evaluate the technique's efficiency in developing high-performance sensor elements for integration into radiometric systems. The methodology involved the physicochemical, optical, and functional characterization of the coatings. The investigation addressed spectral response across different electromagnetic spectrum ranges, absorption efficiency, as well as operational stability and degradation resistance. The results demonstrate that achieving high absorptance is crucial to optimizing the signal-to-noise ratio and enhancing the precision of radiometric measurements. Ultimately, this study evaluated technical guidelines for selecting and optimizing anodizing process parameters, providing a scientific foundation to advance radiation measurement technologies for applications in real-time environmental monitoring, atmospheric composition analysis, optical instrument calibration, and solar energy conversion systems.

Author

Co-authors

Alex Cerqueira da Mota (Instituto Nacional de Pesquisas Espaciais) Dr Franciele Carlesso (Instituto Nacional de Pesquisas Espaciais)

Presentation materials

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