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Raul Alexis Calderon Araya

Investigador

Universidad de Las Américas

Santiago, Chile

Contaminantes emergentes Inocuidad Alimentaria Métodos Instrumentales Riesgo ambiental sistemas Agroalimentarios

Química, UNIVERSIDAD DE SANTIAGO DE CHILE. Chile, 2011
Quimica, PONTIFICIA UNIVERSIDAD CATOLICA DE VALPARAISO. Chile, 2003
Public Health, PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE. Chile, 2024

Profesor Adjunto Part Time

UNIVERSIDAD DE SANTIAGO DE CHILE

Química y Biología

Santiago, Chile

2016 - At present
Profesor Part Time

Universidad de O Higgins

Rancagua, Chile

2017 - 2019
Profesor Asistente Full Time

Universidad Catolica de Temuco

Recursos Naturales

Temuco, Chile

2014 - 2015
Investigador Full Time

UNIVERSIDAD BERNARDO O'HIGGINS

Ciencia y Tecnología

Santiago, Chile

2019 - 2023
Investigador Full Time

UNIVERSIDAD DE LAS AMERICAS

Medicina Veterinaria y Agronomía

Santiago, Chile

2024 - At present

Investigador Full Time

Instituto de Investigaciones Agropecuarias

Santiago, Chile

2016 - 2019
Investigador Postdoctoral Full Time

Centro imar, Universidad de los Lagos

Puerto Montt, Chile

2013 - 2014
Profesor Asistente Full Time

Universidad Católica de Temuco

Temuco, Chile

2014 - 2015
Investigador Postdoctoral Full Time

Biotecnología Aguamarina

Antofagasta, Chile

2012 - 2013
Editor Científico Full Time

Ediciones Cal y Canto

Santiago, Chile

2010 - 2012
Investigador Full Time

Universidad Bernardo O Higgins

Santiago, Chile

2019 - 2024
Investigador Full Time

Universidad de Las Américas

Santiago, Chile

2024 - At present

Formación de estudiantes de pregrado: 8

Charlas 1000 científicos, 1000 aulas


Advanced Zeolite Composites with nZVI for Lead Removal in Mining Water: Laboratory Results and Field Validation Maldonado, T; Manquian-Cerda, K.; Fuentealba, I; Calderón, R; Rubio, MA; García, A; Arancibia-Miranda, N. Article ISI SCOPUS Water, Air, and Soil Pollution (2025)
Exploring the uptake, accumulation, and distribution of nitrate in Swiss chard and spinach and their impact on food safety and human health CALDERON-ARAYA, RAUL ALEXIS; ALBORNOZ-GUTIERREZ, FRANCISCO JAVIER; Jara, Camila; PALMA-RUBILAR, PAULINA ANTONELLA; Arancibia-Miranda, Nicolas; Manquian-Cerda, Karen; Herrera, Christian; Urrutia, Javier; Gamboa, Carolina; Karthikraj, Rajendiran; et al. Article ISI SCOPUS Food Chemistry (2025)
Occurrence of ochratoxin A and total aflatoxins in capsicum-derived spices: a comparative estimation across countries Palma, Paulina; Calderón, Raúl; Godoy, Marcelo; Rivera, Andrea; Chavez, Renato Article ISI SCOPUS Food Additives and Contaminants (2025)
Using multiple environmental isotopic tracers to investigate groundwater flow and recharge from a mountain block to a basin-fill aquifer in semi-arid central Chile HERRERA-LAMELI, CHRISTIAN OSVALDO; Gamboa, C.; Godfrey, L; Urrutia, J; Jodar, Jorge; CALDERON-ARAYA, RAUL ALEXIS; Salgado, Ximena Article SCOPUS Journal of Hydrology (2025)
Occurrence and risk estimation of zearalenone and deoxynivalenol in oats, wheat flour, and cereals consumed in Chile during 2016-2022 PALMA-RUBILAR, PAULINA ANTONELLA; Calderon, Rail; CALDERON-ARAYA, RAUL ALEXIS; Godoy, Marcelo; Riquelme, Victor Article ISI SCOPUS Journal of Food Composition and Analysis (2024)
Simultaneous determination of 11 water-soluble synthetic colorants in foods consumed in Chile by high-performance liquid chromatography with diode Array detection PALMA-RUBILAR, PAULINA ANTONELLA; Godoy, Marcelo; CALDERON-ARAYA, RAUL ALEXIS Article ISI SCOPUS Food Chemistry (2024)
Spatiotemporal variability of pesticides concentration in honeybees ( Apis mellifera ) and their honey from western Mexico. Risk assessment for honey consumption Rodriguez-Aguilar, Brian A.; Aaron Peregrina-Lucano, Alejandro; Ceballos-Magana, Silvia G.; Rodriguez-Garcia, Andrea; CALDERON-ARAYA, RAUL ALEXIS; PALMA-RUBILAR, PAULINA ANTONELLA; Muñiz-Valencia, R Article ISI SCOPUS Science of the Total Environment (2024)
Cd2+ Sorption Alterations in Ultisol Soils Triggered by Different Engineered Nanoparticles and Incubation Times Manquian-Cerda, Karen; CALDERON-ARAYA, RAUL ALEXIS; MOLINA-PEREIRA, MAURICIO ANDRES; MALDONADO-HERNANDEZ, TAMARA; Arancibia-Miranda, Nicolas; Di Palma, Luca; Gulino, Antonino Article ISI SCOPUS NANOMATERIALS (2023)
Co-occurrence and estimation of the risk of total aflatoxins (B1, B2, G1, and G2) and ochratoxin A in agri-food products consumed in Chile Calderón, R; Palma, P; Godoy, M; Vidal, M; Rivera, A Article ISI SCOPUS Food Control (2023)
Heavy metals and metalloids in organic and conventional vegetables from Chile and Mexico: Implications for human health Calderón, R; Garcia-Hernandez, J.; Palma, P; Leyva-Morales, J. B.; Godoy, M; Zambrano-Soria, M.; Bastidas-Bastidas, P. J.; Valenzuela, G Article ISI SCOPUS Journal of Food Composition and Analysis (2023)
Human exposure to ochratoxin A and its natural occurrence in spices marketed in Chile (2016-2020): A case study of merken Palma, P; Calderón, R; Godoy, M; Vidal, M; Rivera, A Article ISI JOURNAL OF FOOD COMPOSITION AND ANALYSIS (2023)
HYDROGEOLOGICAL INVESTIGATION OF THE PAINE AQUIFER CONSIDERING BASELINE CONDITIONS FROM 1970 AND LONG-TERM ANALYSIS FROM 1990 TO 2020. INVESTIGACIÓN HIDROGEOLÓGICA DEL ACUÍFERO DEL PAINE CONSIDERANDO LAS CONDICIONES DE REFERENCIA DE 1970 Y EL ANÁLISIS A LARGO PLAZO DE 1990 A 2020. Gamboa, C.; Herrera, Christian; Salgado, Ximena; ARUMI-RIBERA, JOSE LUIS; Calderón, Raúl Article SCOPUS Revista Geografica de Chile Terra Australis (2023)
Imogolite prepared from cement kiln dust removes arsenite from water Gonzalez, Aixa; Manquian-Cerda, Karen; Maldonado, Tamara; Calderón, Raúl; Sarkar, Binoy; Arancibia-Miranda, Nicolas Article ISI SCOPUS Environmental Technology and Innovation (2023)
Perchlorate and chlorate assessment in drinking water in northern Chilean cities Munoz-Arango, Diana; Torres -Rojas, Felipe; Vega, Marcela; Alvear, Cristobal; Pizarro, Gonzalo; Pasten, Pablo; Calderon, Raill; Vargas, Ignacio T Article ISI SCOPUS Environmental Research (2023)
Accumulation and distribution of perchlorate in spinach and chard growing under greenhouse: Implications for food safety in baby foods commodities Article ISI FOOD CHEMISTRY (2022)
Adaptation, optimization, and validation of a sensitive and robust method for the quantification of total aflatoxins (B1, B2, G1, and G2) in the spice merk acute accent en by HPLC-FLD with post-column derivatization Palma, P; Godoy, M; Vidal, M; Rivera, A; Calderón, R Article ISI MICROCHEMICAL JOURNAL (2022)
Assessment of pesticide residues in vegetables commonly consumed in Chile and Mexico: Potential impacts for public health Calderón, R; Garcia-Hernandez, J.; Palma, P; Leyva-Morales, J. B.; Zambrano-Soria, M.; Bastidas-Bastidas, P. J.; Godoy, M Article ISI JOURNAL OF FOOD COMPOSITION AND ANALYSIS (2022)
Enhanced removal of mercury and lead by a novel and efficient surface-functionalized imogolite with nanoscale zero-valent iron material Martinis, Estefania M.; Denardin, Juliano C.; Calderón, Raúl; Flores, Cristobal; Manquian-Cerda, Karen; Maldonado, Tamara; Arancibia-Miranda, Nicolas Article ISI ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH (2022)
Exploring the destiny and distribution of thiocyanate in the water-soil-plant system and the potential impacts on human health Calderón, R; Jara, C; Albornoz, F; Palma, P; Arancibia-Miranda, N.; Karthikraj, R.; Manquian-Cerda, K.; Mejias, P Article ISI SCIENCE OF THE TOTAL ENVIRONMENT (2022)
Artificial Sweeteners in Pig Feed: A Worldwide Survey and Case Study in Pig Farms in Tianjin, China Li, Dandan; Yao, Yiming; Sun, Hongwen; Pu, Jian; Alder, Alfredo C.; Kannan, Kurunthachalam Article SCOPUS Environmental science & technology (2020)
Field study on the uptake, accumulation and risk assessment of perchlorate in a soil-chard/spinach system: Impact of agronomic practices and fertilization Eltit, K. Article ISI SCOPUS SCIENCE OF THE TOTAL ENVIRONMENT (2020)
Genome Sequence of Pseudomonas sp. Strain AN3A02, Isolated from Rhizosphere of Deschampsia antarctica Desv., with Antagonism against Botrytis cinerea Rabert, Claudia; Calderón, Raúl Article ISI MICROBIOLOGY RESOURCE ANNOUNCEMENTS (2020)
Occurrence, distribution and dynamics of perchlorate in soils, drinking water, fertilizers, vegetables and fruits associated human exposure in Chile. Article Journal of Environmental Geochemistry and Health. (2020)
Sources and fates of perchlorate in soils in Chile: A case study of perchlorate dynamics in soil-crop systems using lettuce (Lactuca sativa) fields Kim, U. J. Article ISI ENVIRONMENTAL POLLUTION (2020)
Occurrence and human exposure to bromate via drinking water, fruits and vegetables in Chile Raul, Calderon; Kim, Un-Jung Article ISI SCOPUS CHEMOSPHERE (2019)
Purification and characterization of indochrome type blue pigment produced by Pseudarthrobacter sp. 34LCH1 isolated from Atacama desert Finger, Sebastian; Godoy, Felix A.; Wittwer, Geraldine; Aranda, Carlos P.; Calderón, Raúl; Miranda, Claudio D. Article ISI SCOPUS JOURNAL OF INDUSTRIAL MICROBIOLOGY & BIOTECHNOLOGY (2019)
A review of perchlorate (ClO4-) occurrence in fruits and vegetables Article ISI SCOPUS ENVIRONMENTAL MONITORING AND ASSESSMENT (2017)
Trace element content in soil after a sediment-laden flood in northern Chile Corradini, Fabio Article ISI SCOPUS JOURNAL OF SOILS AND SEDIMENTS (2017)
Comparative study of two analytical methods to the determination of boron in leachate samples from sanitary landfills and groundwater for routine analysis and feasible on-site environmental monitoring Palma, P; Calderón, R; Godoy, M; Rubio, MA Article ISI SCOPUS INTERNATIONAL JOURNAL OF ENVIRONMENTAL ANALYTICAL CHEMISTRY (2016)
High variability of levels of Aliivibrio and lactic acid bacteria in the intestinal microbiota of farmed Atlantic salmon Salmo salar L. Godoy FA; Wittwer, GD; Aranda, CP; Calderón, R Article ISI SCOPUS Annals of Microbiology (2015)
Capture and accumulation of perchlorate in lettuce. Effect of genotype, temperature, perchlorate concentration, and competition with anions Calderón, R; Palma, P; Parker, D; Escudey, M. Article ISI SCOPUS CHEMOSPHERE (2014)
Perchlorate Levels in Soil and Waters from the Atacama Desert Calderón, R; Palma, P; Parker, D; Molina, M; Godoy FA; Escudey, M. Article ISI SCOPUS ARCHIVES OF ENVIRONMENTAL CONTAMINATION AND TOXICOLOGY (2014)
Trace Element Composition of Selected Fertilizers Used in Chile: Phosphorus Fertilizers as a Source of Long-Term Soil Contamination Molina, M; Aburto, F; Calderón, R; Cazanga, M; Escudey, M. Article ISI SCOPUS SOIL & SEDIMENT CONTAMINATION (2009)
Impact of forest fire ash on surface charge characteristics of andisols Molina, M; Fuentes, R; Calderón, R; Escudey, M.; Avendano, K; Gutiérrez, M; Chang, AC Article ISI SCOPUS SOIL SCIENCE (2007)


Anillo Temáticos: Water resources for agriculture in hyper-arid zones: exploration, quality, and ecosystem restoration in the Loa River basin Christian Herrera L.; CALDERON-ARAYA, RAUL ALEXIS Proyecto (2026)
Fondecyt Regular 1240933: Inorganic fractions and organic matter in agriculturally managed volcanic soils: Their influence in nutrients and pollutant modulation in oscillating redox system in the presence of metal based engineered nanoparticles (MNPS) Nicolas Arancibia Miranda; Raul Calderon Araya Proyecto (2024)
Proyecto de Cooperación Internacional CHILE- MEXICO (AGCID): Alianza estratégica para el fortalecimiento de las capacidades de vigilancia de micotoxinas en Chile y México: Una mirada hacia la salud pública y la seguridad alimentaria PALMA-RUBILAR, PAULINA ANTONELLA; CALDERON-ARAYA, RAUL ALEXIS Proyecto (2024)
Proyecto FONDEF IDEA ID24I10314: Protegiendo la salud pública: estrategias para eliminar disruptores endocrinos (perclorato) en fuentes de agua Arancibia-Miranda, Nicolas; CALDERON-ARAYA, RAUL ALEXIS Proyecto (2024)
CREA Y VALIDA 23CVC-241350 “Desarrollo de una solución sustentable para el re-uso y aprovechamiento de aguas servidas rurales CALDERON-ARAYA, RAUL ALEXIS Proyecto (2023)
Fondecyt Regular 1230849: Fertilizers as a source of bromate in the system soil-water-plant and its impact on the human exposure: Field studies and predictions over time” Raul Calderon Araya; Herrera, Christian Osvaldo; Fabio Corradini Proyecto (2023)
Investigación Estratégica en Sequía: The mega-drought and depleting groundwater in Santiago Aquifer-an opportunity to know the aquifer and improved management in a changing climate Christian Herrera; CALDERON-ARAYA, RAUL ALEXIS Proyecto (2021)
Fondecyt Regular 1191018: Alterations in mobility, bioavailability, speciation of trace elements in soils of volcanic origin treated with metallic nanoparticles: experimental studies in soils (column assay and redox oscillation), soil-plant, and geological modelling Nicolas Arancibia Miranda; CALDERON-ARAYA, RAUL ALEXIS Proyecto (2019)
Proyecto de Cooperación Internacional CHILE- MEXICO (AGCID): Red de Cooperación Científica y Técnica para reconocimiento y monitoreo de residuos químicos en productos agroalimentarios en Chile y México con énfasis en inocuidad alimentaria y salud pública. CALDERON-ARAYA, RAUL ALEXIS; PALMA-RUBILAR, PAULINA ANTONELLA Proyecto (2017)