Siara Silvestri

ORCID: 0000-0003-2666-6102
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About
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Research Areas
  • Advanced Photocatalysis Techniques
  • TiO2 Photocatalysis and Solar Cells
  • Advanced oxidation water treatment
  • Copper-based nanomaterials and applications
  • Gas Sensing Nanomaterials and Sensors
  • Pigment Synthesis and Properties
  • Pharmaceutical and Antibiotic Environmental Impacts
  • Nanomaterials for catalytic reactions
  • Covalent Organic Framework Applications
  • Water Quality Monitoring and Analysis
  • Advanced Nanomaterials in Catalysis
  • Ultrasound and Cavitation Phenomena
  • Porphyrin and Phthalocyanine Chemistry
  • Adsorption and biosorption for pollutant removal
  • Carbon and Quantum Dots Applications
  • Iron oxide chemistry and applications
  • ZnO doping and properties
  • Environmental remediation with nanomaterials
  • Microplastics and Plastic Pollution
  • Conducting polymers and applications
  • Water Quality Monitoring Technologies
  • Environmental Toxicology and Ecotoxicology
  • Catalytic Processes in Materials Science
  • Microbial Fuel Cells and Bioremediation
  • Biological Control of Invasive Species

Universidade Federal de Santa Maria
2017-2024

Universidade Federal de Pelotas
2024

King Abdulaziz University
2022

East Asia School of Theology
2022

Universiti Putra Malaysia
2022

Universidade do Estado de Santa Catarina
2016

Universidade Federal de Santa Catarina
2014-2016

Universidade Estadual de Ponta Grossa
2011-2013

University of Milan
2011

University of Siena
1982

Abstract BACKGROUND This article reports for the first time preparation and characterization of biochar/titanium dioxide (TiO 2 ) composites by pyrolysis from medium‐density fiberboard (MDF) biomass. Their adsorptive photocatalytic activities were evaluated removal methylene blue (MB) dye aqueous solutions with without UV‐light irradiation. RESULTS Characterization results suggested that composite have different intrinsic characteristics in relation to precursors. The biochar TiO amounts...

10.1002/jctb.6279 article EN Journal of Chemical Technology & Biotechnology 2019-11-19

Abstract BACKGROUND The importance of potable water is immeasurable and its contamination by pollutants a serious environmental problem. Rhodamine B (RhB), one such pollutant, highly toxic to various organisms may cause long‐term undesirable effects when improperly disposed of. Thus, development an efficient treatment technique necessary. Among the new oxidation methods, heterogeneous photocatalysis emerging pollutant destructive technology. RESULTS photocatalytic activities copper (Cu) zinc...

10.1002/jctb.6267 article EN Journal of Chemical Technology & Biotechnology 2019-11-06

A novel composite, biochar derived from spent coffee grounds with immobilized TiO 2 (biochar–TiO ) was prepared, characterized, and applied as an alternative, effective, sustainable photocatalyst for degrading diclofenac aqueous solution. Composites different mass ratios between were prepared by mechanical mixing subsequent pyrolysis in inert atmosphere of N at 650°C. The sample biochar–TiO ratio 1:1 presented a degradation efficiency 90% just 120 min versus 40% used reference. This fact is...

10.1002/aoc.6001 article EN Applied Organometallic Chemistry 2020-09-21
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