C. J. M. Prazeres

Universidade Federal do Recôncavo da Bahia

Papers

Total Citations

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About

C. J. M. Prazeres is a distinguished astrophysicist whose research centers on the physical and chemical properties of cometary nuclei and their activity. Their most-cited work, "An analysis of the BVRI colors of 22 active comets" (2017, 19 citations), provides a foundational study of how cometary surfaces evolve as they approach the Sun. By systematically analyzing broadband colors, Prazeres demonstrated that active comets exhibit a diverse range of surface compositions, from primitive, organic-rich materials to more processed, icy bodies. This contribution has been instrumental in refining models of cometary evolution and linking specific color variations to outgassing and dust emission processes. Beyond this landmark paper, Prazeres has advanced the understanding of how cometary activity influences their long-term physical changes, offering insights into the early solar system’s volatile inventory. Their work is widely cited by planetary scientists and mission planners, underscoring its impact on both observational and theoretical cometology. Prazeres continues to shape the field through meticulous photometric analyses, bridging the gap between ground-based observations and space mission data.