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Celina Luízar Obregón
Celina Luízar Obregón
Profesor de Química, Universidad Nacional de San Antonio Abad del Cusco
Verified email at unsaac.edu.pe
Title
Cited by
Cited by
Year
Removal of heavy metal from polluted river water using aquatic macrophytes Salvinia sp
FR Espinoza-Quinones, CE Zacarkim, SM Palacio, CL Obregon, ...
Brazilian Journal of Physics 35, 744-746, 2005
972005
Obtención y caracterización fisicoquímica y funcional de las fibras dietéticas del níspero común (Mespilus germanica)
Y Arroyo Salas, M Carrasco Colque, A Bueno Lazo, ...
Revista de la Sociedad Química del Perú 74 (4), 269-281, 2008
262008
Exploratory analysis for the identification of false banknotes using portable X-ray Fluorescence spectrometer
MAZ Jara, CL Obregón, CA Del Castillo
Applied Radiation and Isotopes 135, 212-218, 2018
182018
Substituent interactions in trans-2-substituted methoxycyclohexanes: an explanation to the conformational behaviour in a chemometric and theoretical view
MP Freitas, CF Tormena, C Luızar, MMC Ferreira, R Rittner
Journal of Molecular Structure: THEOCHEM 618 (3), 219-224, 2002
122002
Trace element concentration in sao francisco river water using STXRF and PIXE techniques
FR Espinoza-Quinones, SM Palacio, RM Galante, FL Rossi, DC Zenatti, ...
Brazilian Journal of Physics 35, 757-760, 2005
102005
XRF elemental analysis of inks in South American manuscripts from 1779 to 1825
C Luízar Obregón, MA Zamalloa Jara, FL Rojas Arizapana, ...
Heritage Science 9, 1-15, 2021
62021
Alpaca fiber impregnated with alizarine and indigo dyes in a process using supercritical carbon dioxide
E Jara-Morante, CL Obregón, AB Lazo, Á Castillo-Quispehuanca
The Journal of Supercritical Fluids 200, 105978, 2023
42023
ELEMENTAL ANALYSIS OF PIGMENTS IN THE CERAMIC HUACO “THROAT-CUTTER WARRIOR WITH TROPHY” USING X-RAY FLUORESCENCE SPECTROSCOPY
C Luizar Obregon, Z Jara, K Contreras
Journal of the Chilean Chemical Society 63 (4), 4211-4216, 2018
12018
IDENTIFICATION OF LAYERS PRESENT IN A CONTEMPORARY CERAMIC USING LASER-INDUCED PLASMA SPECTROSCOPY
CL Obregón, D L’hermite
Revista de la Sociedad Química del Perú 87 (1), 57-67, 2021
2021
Identificación de las capas presentes en una cerámica contemporánea utilizando espectroscopía de plasma inducido por ablación láser
C Luízar Obregón, D L’hermite
Revista de la Sociedad Química del Perú 87 (1), 57-67, 2021
2021
Absorption rate of heavy metals by the aquatic macrophytes Salvinia sp from polluted river water using TXRF technique
FR Espinoza Quinones, SM Palacio, CL Obregon, CE Zacarkim, ...
2005
Concentration factor of heavy metals by aquatic macrophyte Salvinia sp from polluted river water using TXRF technique
FR Espinoza Quinones, CE Zacarkim, SM Palacio, CL Obregon, ...
2004
Heavy metals levels in Sao Francisco river water by total reflection X-ray fluorescence using synchrotron radiation
FR Espinoza Quinones, SM Palacio, RM Galante, FL Rossi, DC Zenatti, ...
2004
Passagem de cromo as massas alimentícias durante seu preparo
CL Obregon, V Maihara, MN Oliveira, R Baruffaldi
Anais, 1998
1998
Variação do teor de cromo durante o processo de elaboração de massas alimentícias
CL Obregon, R Baruffaldi
1998
Determination of chromium, zinc, iron and calcium contents in the raw materials for pastes, using the activation analysis; Determinacao do conteudo de cromio, zinco, ferro e …
C Luizar-Obregon, R Baruffaldi, VA Maihara
1997
Presença de cromo, ferro e zinco no processamento de massas alimentícias
CL Obregon, VA Maihara, R Baruffaldi
Revista de Farmácia e Bioquímica da Universidade de São Paulo 33, 26 Res. P101, 1997
1997
Verificacao da qualidade do processo de fabricacao de massas alimenticias e de suas materias-primas
CL Obregon, VA Maihara, R Baruffaldi
Programa e Resumos, 1996
1996
Tipificacao de leite produzido nos andes em altitudes ao redor de 3000 metros. Parte 1: conteudo de solidos totais, gordura e proteina
JOL Fernandez, CL Obregon, MN Oliveira, R Baruffaldi
Resumos, 1996
1996
ESTUDIO POR ESPECTROSCOPÍA INFRARROJA FTIR DE MATERIALES TEXTILES COMERCIALES USADOS COMO SOPORTE EN OBRAS DE ARTE EN CUSCO
C Luízar Obregón, RI Quispe Huamán, AL Tupa Quispe, ...
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Articles 1–20