JAIR CARLOS CHECON DE FREITAS

Title: Doctor
Research groups: CNPq (Google Translator version)
Curriculum: https://lattes.cnpq.br/3074997830683878

Participation in projects:

Title	Starting date	Deadline (months)	Participation in the project
Development of 3D electrochemical sensors modified with graphene oxide and metallic nanoparticles for determination of trace elements and emerging pollutants in stingless bee honey and propolis	01/06/2025	30	Collaborator *
Portable electrochemical sensors based on graphenic materials for analysis and classification of coffee: Combined experimental and computational approach	01/03/2023	36	Coordinator *
Shynthesis of functional inorganic materials	08/05/2020	72	Collaborator *
	03/12/2018	65	Researcher *

Participants in examination boards:

Title	Name	Defense date	Course
Theoretical and experimental studies of graphene oxides functionalized with phosphorus, nitrogen and sulfur	TAINARA LUIZA GUERRA COSTA	12/04/2023	Doctoral Degree in Chemistry
Use of solid-state NMR spectroscopy to investigate the presence of adulterants in coffe samples	WILMA CAIRÚ JOSEFA	25/08/2022	MSc in Chemistry
Synthesis and Characterization of Molecularly Imprinted Polymers for Cocaine Determination in Urine using Microextraction by Packed Sorbent	JULIANA BARRETO FERREIRA	27/09/2021	MSc in Chemistry
Use of biosorbents in water treatment: a didactic sequence in environmental chemistry	BARBARA QUEIROZ GUIMARÃES	27/08/2021	MSc in Chemistry
Development of forensic methods for drugs of abuse analysis by portable Raman spectroscopy and chemometrics	LAYLA PAIXÃO SANTOS	04/03/2021	MSc in Chemistry

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Disciplines taught:

Academic term	Code	Name	Hours	Course
2026/1	PQUI0300	Seminars in Chemistry I	30	Master Degree in Chemistry
2026/1	PQUI0300	Seminars in Chemistry I	30	Doctoral Degree in Chemistry
2026/1	PQUI0303	Seminars in Chemistry IV	30	Doctoral Degree in Chemistry
2019/2	PQUI0335	Solid State NMR Methods	90	Master Degree in Chemistry

Guided Students:

Name	Title	Defense date	Role	Type
EMILY FABRE GARCIA	Development of Porous Carbon Materials from Natural Precursors for CO2 Capture	30/05/2025	Advisor	Academic master's dissertation
FÁBIO DA COSTA ALEIXO	Heterogeneous catalysts supported on porous carbon materials produced from the tailings of a carbonate ornamental stone: preparation, characterization, and application in biodiesel production	27/03/2025	Advisor	Doctoral thesis
DJANYNA VOEGEL DE CARVALHO SCHMIDT	Biomass-derived cellulose acetate membranes modified with TiO2/graphene oxide for crude oil-in-water emulsion treatment	26/07/2024	Advisor	Academic master's dissertation
TAINARA LUIZA GUERRA COSTA	Theoretical and experimental studies of graphene oxides functionalized with phosphorus, nitrogen and súlfur	12/04/2023	Advisor *	PhD thesis
TAINARA LUIZA GUERRA COSTA	Theoretical and experimental studies of graphene oxides functionalized with phosphorus, nitrogen and sulfur	12/04/2023	Advisor	Doctoral thesis

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