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John Amalraj Amalraj

Associate Professor

Universidad de Talca

Talca, Chile

Design and synthesis of novel organic functional polymers, dendrimers conjugated polymers and biopolymers for biomedical, electrical & Industrial applications

Qumica, UNIVERSITY OF OSMANIA. India, 2009
Quimica, Madurai Kamaraj University. India, 2001
Quimica, Madurai Kamaraj University. Chile, 1999

Postdoctoral Research Fellow Full Time

Inha University

Incheon, Corea del Sur

2009 - 2011
Postdoctoral Research Fellow Full Time

Fraunhofer Chile Research Foundation

Talca, Chile

2011 - 2015
Professor Asistente Full Time

Universidad de Talca

Talca, Chile

2015 - At present

Research Chemist Full Time

Dr.Reddys Laboratories Ltd

India

2002 - 2003
Postdoctoral researcher Full Time

Inha University

Incheon, Corea del Sur

2009 - 2011
Postdoctoral Researcher Full Time

Fraunhofer Chile Research Institute

Talca, Chile

2011 - 2015


Building a novel noble metal-free Cu3P/ZnS/g-C3N4 ternary nanocomposite with multi interfacial charge transfer pathways for highly enhanced photocatalytic water splitting Siaw Paw, Johnny Koh; Kiong, Tiong Sieh Article SCOPUS FUEL (2024)
Development of surfactant integrated polyaniline based electrode material towards supercapacitor application Himadri, Himadri Reddy; Anbalagan, Amarnath Chellachamy; Chellachamy Anbalagan, Amarnath; Ruz, Priyanka Article ISI SCOPUS COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS (2024)
Enhancement of hydrogen storage performance in cost effective novel g–C3N4–MoS2–Ni(OH)2 ternary nanocomposite fabricated via hydrothermal method Koh, Siaw Paw; Ajaijawahar, K.; Yaw, Chong Tak; Tiong, Sieh Kiong; Yusaf, Talal Article ISI SCOPUS INTERNATIONAL JOURNAL OF HYDROGEN ENERGY (2024)
Interface engineered 2D-2D-g-C3N4/SnWO4 S-scheme heterojunction: Clioquinol degradation and dopamine sensing properties Sumithra, Balamurugan; Sivaganesh, Dhanushkodi; Chutia, Bhugendra; Bharali, Pankaj; Pyarasani, Radha D.; Thrimurthulu, Gode; Geetha, Das Article ISI INORGANIC CHEMISTRY COMMUNICATIONS (2024)
A New Quinone-Based Inhibitor of Mitochondrial Complex I in D-Conformation, Producing Invasion Reduction and Sensitization to Venetoclax in Breast Cancer Cells Andrades, Victor; Almarza, Cristopher; Martinez, Jorge Article ISI ANTIOXIDANTS (2023)
A review on effect of conducting polymers on carbon-based electrode materials for electrochemical supercapacitors Reddy, P. C. Himadri; Himadri Reddy, P. C.; Ranganatha, S.; Patil, Smitha S.; Chandrasekaran, Saravanan Article ISI SCOPUS SYNTHETIC METALS (2023)
An in-silico study to gain a comprehensive understanding of the effects of glucosylation on quercetin properties Pyarasani, Radha D. Article ISI SCOPUS COMPUTATIONAL AND THEORETICAL CHEMISTRY (2023)
Antibacterial Nanomaterials: Mechanisms, Impacts on Antimicrobial Resistance and Design Principles Xie, Maomao; Gao, Meng; Yun, Yang; Malmsten, Martin; Zboril, Radek; Akhavan, Omid; Kraskouski, Aliaksandr; Cai, Xiaoming; Lu, Jianmei; Zheng, Huizhen; et al. Article ISI SCOPUS ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2023)
Biopolymer-Based Composite Hydrogels Embedding Small Silver Nanoparticles for Advanced Antimicrobial Applications: Experimental and Theoretical Insights ROJAS-NAVARRETE, MOISES ADOLFO Article ISI SCOPUS Polymers (2023)
2D/3D-C3N4/CeO2 S-scheme heterojunctions with enhanced photocatalytic performance Pyarasani, Radha D. Article ISI SCOPUS INORGANIC CHEMISTRY COMMUNICATIONS (2022)
Study of the Electrochemical Behavior of N-Substituted-4-Piperidones Curcumin Analogs: A Combined Experimental and Theoretical Approach Article ISI INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES (2022)
Use of Polystyrene Nanoparticles as Collectors in the Flotation of Chalcopyrite Article ISI SCOPUS Polymers (2022)
A molecular dynamics simulations study of the ionic liquid effect on the β-glucosidase active site interactions with a flavonoid glycoside Araghi, Samira Hozhabr Article ISI SCOPUS JOURNAL OF MOLECULAR LIQUIDS (2021)
Characterization of five Chilean agribusiness by-products and their potential use as food supplements Mirabal-Gallarde, Yaneris; Caramantin Soriano, Maria del Pilar; Rachel Olate, Veronica; Guzman Jofre, Luis; Huang, Hou Yi; Pyarasani, Radha D.; Laurie, Felipe Article ISI EMIRATES JOURNAL OF FOOD AND AGRICULTURE (2021)
How a crosslinker agent interacts with the β-glucosidase enzyme surface in an aqueous solution: Insight from quantum mechanics calculations and molecular dynamics simulations Samira Hozhabr Araghi; Mohammad Sadegh Sadeghi Googheri Article COLLOIDS AND SURFACES B-BIOINTERFACES (2021)
Hydroxypropyl methylcellulose-copper nanoparticle and its nanocomposite hydrogel films for antibacterial application Pyarasani, Radha D. Article Carbohydrate Polymers (2021)
Synthesis of Gum Acacia Capped Polyaniline-Based Nanocomposite Hydrogel for the Removal of Methylene Blue Dye Pyarasani, Radha D.; Abril-Milan, Diana Article Journal of Polymers and the Environment (2021)
Chitosan-pluronic based Cu nanocomposite hydrogels for prototype antimicrobial applications Reddy, K. Koteshwara; Pyarasani, Radha D.; Amalraj, John Article ISI SCOPUS INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES (2020)
Enhanced oral bioavailability and hepatoprotective activity of thymoquinone in the form of phospholipidic nano-constructs Rathore C.; Upadhyay N.; Kaundal R.; Dwivedi R.P.; Rahatekar S.; Chaudari D. Article ISI SCOPUS EXPERT OPINION ON DRUG DELIVERY (2020)
Graphene oxide interlayered Ga-doped FeSe2 nanorod: A robust nanocomposite with ideal electronic structure for electrochemical dopamine detection Baye, Anteneh F.; Appiah-Ntiamoah, Richard Article ISI ELECTROCHIMICA ACTA (2020)
Recent Trends in Electrochemical Sensors for Vital Biomedical Markers Using Hybrid Nanostructured Materials Article ISI ADVANCED SCIENCE (2020)
Chitosan capped copper oxide/copper nanoparticles encapsulated microbial resistant nanocomposite films Koteshwara reddy K; Mangalaraja RV Article ISI SCOPUS INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES (2019)
Simple approach for cleaning up 2,4,6-trichloroanisole from alcoholic-beverage-reconstituted solutions using polymeric materials Marican, A.; Castro, R. I.; Mirabal, Y.; Abril, D. Article ISI SCOPUS AUSTRALIAN JOURNAL OF GRAPE AND WINE RESEARCH (2019)
Temperature-sensitive semi-IPN composite hydrogels for antibacterial applications Article ISI SCOPUS COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS (2019)
Polyaniline Based Materials as a Method to Eliminate Haloanisoles in Spirits Beverages Marican, A.; Castro RI.; Amalraj, J; Laurie, VF Article ISI SCOPUS INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH (2018)
Green synthesis of tea Ag nanocomposite hydrogels via mint leaf extraction for effective antibacterial activity Mohana Raju K. Article ISI SCOPUS JOURNAL OF BIOMATERIALS SCIENCE-POLYMER EDITION (2017)
Nano-Detoxification of Organophosphate Agents by PAMAM Derivatives Duran-Lara, EF; Avila-Salas, F; Galaz S.; John A.; Marican, A.; Gutiérrez M; Nachtigall, FM; Gonzalez-Nilo, FD; Santos, LS Article ISI SCOPUS JOURNAL OF THE BRAZILIAN CHEMICAL SOCIETY (2015)
Preparation and characterization of Cellulose-ZnO nanolayer film by blending method Ko H.-U.; John A.; Mun S.; Im J.; Kim, J Article SCOPUS Macromolecular Research (2015)
Removal of 4-Ethylphenol and 4-Ethylguaiacol with Polyaniline-Based Compounds in Wine-Like Model Solutions and Red Wine Carrasco-Sanchez, V; John A.; Marican, A.; Santos, LS; Laurie, VF Article ISI SCOPUS MOLECULES (2015)
In situ and in silico evaluation of amine- and folate-terminated dendrimers as nanocarriers of anesthetics Carrasco-Sanchez, V; Vergara-Jaque, A; Zúñiga M; Comer, J.; John A.; Nachtigall, F. M.; Valdés O.; Sandoval C.; Santos, L. S. Article EUROPEAN JOURNAL OF MEDICINAL CHEMISTRY (2014)
The binding of 4-ethylguaiacol with polyaniline-based materials in wines Marican, A.; Carrasco-Sanchez, V; John A.; Laurie, VF; Santos, LS Article ISI SCOPUS FOOD CHEMISTRY (2014)
PAMAM dendrimer derivatives as a potential drug for antithrombotic therapy Durán-Lara E, Guzmán L, John A, Fuentes E, Alarcón M, Palomo I, Santos LS. Article ISI SCOPUS EUROPEAN JOURNAL OF MEDICINAL CHEMISTRY (2013)
Recent developments of chiral induction in the synthesis of biologically important alkaloids Pyarasani, Radha D. Article ISI, Scopus CURRENT TOPICS IN MEDICINAL CHEMISTRY (2013)
Dendritic Catalysis in Asymmetric Synthesis John A.; Nachtigall, F. M.; Santos, L. S. Article ISI CURRENT ORGANIC CHEMISTRY (2012)
Synthesis and characterization of cellulose acetate-calcium carbonate hybrid nanocomposite Article ISI COMPOSITES PART B-ENGINEERING (2012)
Preparation of cellulose-ZnO hybrid films by a wet chemical method and their characterization Article ISI CELLULOSE (2011)
Preparation of fluoro derivative of cellulose acetate with (1,1,1,3,3,3)-hexafluoro-2-propanol by Mitsunobu reaction and its characterization Article ISI CARBOHYDRATE POLYMERS (2011)
The preparation, characterization and actuation behavior of polyaniline and cellulose blended electro-active paper Article ISI SMART MATERIALS AND STRUCTURES (2010)
Conjugated Polymers as Heterogeneous Catalyst in Organic Synthesis Article ISI, Scopus CURRENT ORGANIC CHEMISTRY (2008)
One-step preparation of solution processable conducting polyaniline by inverted emulsion polymerization using didecyl ester of 4-sulfophthalic acid as multifunctional dopant Article ISI JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY (2008)
Polyaniline materials by emulsion polymerization pathway Article ISI Progress in Polymer Science. (2008)
Clean synthesis of 1,8-dioxo-dodecahydroxanthene derivatives catalyzed by polyaniline-p-toluenesulfonate salt in aqueous media Yadav, PJP Article ISI JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL (2006)
A novel polyaniline-fluoroboric acid-dodecylhydrogensulfate salt: versatile reusable polymer based solid acid catalyst for organic transformations Article ISI JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL (2005)
Emulsion polymerization pathway for preparation of polyaniline-sulfate salt, using non ionic surfactant Saravanan, C Article ISI JOURNAL OF MACROMOLECULAR SCIENCE-PURE AND APPLIED CHEMISTRY (2005)
Facile synthesis of bis(indolyl)methanes using polyindole salt as reusable catalyst Article ISI JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL (2005)
Synthesis and characterization of soluble poly(N-heptyl indole) Article ISI POLYMER (2005)
Mannich-type reaction in solvent free condition using reusable polyaniline catalyst Amarnath, CA; Rao, VJ Article ISI JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL (2004)


Metal Oxide-Metal Nanocomposite Modified Electrochemical Sensors for Toxic Chemicals Koteshwara reddy K; K. Yugender Goud; Shekher Kummari; V. Sunil Kumar; Harshad Bandal; PYARASANI RADHA DEVI; Hern Kim; K.V.Gobi; GHENADII KOROTCENKOV; PERUMAL RAMESHKUMAR BookSection (2021)


PAMAM, spacer molecule and cafestol polymers LS Santos, A. John, EFD Lara, FM Nachtigall, Patent Granted Patent (2015)
Toxic phenolic compound removal by selective binding of phenolic compound using smart polymers. LS Santos, LG Victor Felipe, A. John, C-S, Veronica, FM Nachtigall Patent Granted Patent (2015)
Toxic phenolic compound removal by selective binding of phenolic compound using smart polymers. LS Santos, LG Victor Felipe, A. John, C-S, Veronica, FM Nachtigall Patent Granted Patent (2015)
Clarification and selective binding of phenolic compounds from liquid foodstuff or beverages using smart polymers. LS Santos, A John, LG Victor Felipe Patent Granted Patent (2014)
Pamam dendrimer derivatives for antithrombotic therapy LARA Esteban DURAN, Luis Guzman, John Amalraj, Santos Leonardo Silva Patent Patent Applied


Development of a solar photoelectrochemical device for simultaneous generation of electric power and valuable molecules from glucose Proyecto (2019)
Ultrasound-assisted extraction of flavonoids from tea and grape using co-immobilized enzymes in ionic liquid media FONDECYT (3190136) Proyecto 2019-2022 Inv. Patrocinante
Bimetallic Oxide/Selenide-Functionalized Graphene Oxide- Chitosan Nanocomposite Hydrogels for the Electrochemical Detection of Neurotransmitters FONDECYT (3180312) Proyecto 2018-2021 Inv. Patrocinante
Development of homogeneous sized biopolymer-metal nanocomposite hydrogels from chitosan and hydroxypropyle methyl cellulose=> prototype for antimicrobial applications FONDECYT (3170272) Proyecto 2017-2020 Inv. Patrocinante
Synthesis and Characterization of Silica-Polyamidoamine (SiO2-PAMAM) Hybrid Material=> A Novel Chiral Stationary Phase for HPLC FONDECYT (11130087) Proyecto 2013-2016 Inv. Responsable
Integration of Structural Biology to the development of Bionanotechnology FONDECYT (ANILLO1107) Proyecto 2012-2015 Investigador(a)
Reducción de la concentración residual del fungicida fenhexamida en vino de exportación mediante el uso de nanopartículas INNOVA-CORFO, L2-CORFO (12IDL2-13601) Proyecto 2012-2015 Investigador(a)
Maximización de eficiencia del proceso industrial de purificación de inulina mediante diseño racional de polímeros inteligentes. 11IDL2-10611. INNOVA-CORFO, L2-CORFO (11IDL2-10611) Proyecto 2011-2014 Investigador(a)
InnovaChile CORFO Project FCR-CSB 09CEII-6991 (Fraunhofer Chile Research-Universidad de Talca) InnovaChile CORFO (FCR-CSB 09CEII-6991) Proyecto 2010-2020 Investigador(a)


Recent progress, trends, and new challenges in the electrochemical production of green hydrogen coupled to selective electrooxidation of 5-hydroxymethylfurfural (HMF) Gidi, L; Amalraj, J; Tenreiro, C; Ramírez, G Review ISI (2023)
Polyaniline-based conducting hydrogels Pyarasani, RD Review ISI SCOPUS JOURNAL OF MATERIALS SCIENCE (2019)
Recent developments of chiral induction in the syntheses of biologically important alkaloids Santos, L. S. Review ISI SCOPUS Current Topics in Medicinal Chemistry (2013)

MANGALARAJA Ramalinga Viswanathan

Profesor Titular

Departamento de Ingeniería de Materiales

UNIVERSITY OF CONCEPCION

Concepcion, Chile

Iván Palomo

Hematology Professor

Clinical Biochemistry and Immunohematology

UNIVERSIDAD DE TALCA

Talca, Chile

Marcelo Alarcón

Profesor

Bioquimica Clinica e Inmunahematologia

UNIVERSIDAD DE TALCA

Talca, Chile

Víctor Laurie

Profesor Titular

Horticultura

Universidad de Talca

Talca, Chile

margarita gutierrez

Proffesor

UNIVERSIDAD DE TALCA

Talca, Chile

LEONARDO SILVA

PROFESOR TITULAR

UNIVERSIDAD DE TALCA

TALCA, Chile

Ramiro Araya Maturana

Profesor Titular

Universidad de Talca

SantiaTalcago, Chile

Esteban Durán

Associate Professor

Depto de Microbiologia

UNIVERSIDAD DE TALCA

Talca, Chile

Veronica Olate

INVESTIGADOR ASISTENTE

Departamento de Investigaciones Interdisciplinarias

Universidad de Talca

TALCA, Chile

Fernando Gonzalez

Titular Professor

Facultad de Ciencias de la Vida

Universidad Andres Bello

Santiago, Chile

Rodrigo Pulgar

Profesor/Investigador asistente

INTA

UNIVERSIDAD DE CHILE - INSTITUTO DE NUTRICION Y TECNOLOGIA DE ALIMENTOS

Santiago, Chile

Varaprasad Kokkarachedu

Profesor Asistente

Facultad de Ingeniería y Tecnología

Universidad San Sebastián

Concepción, Chile, Chile

RADHA PYARASANI

Profesora Auxiliar

Centro de investigacion de estudios avanzados del maule (CIEAM))

Universidad Católica del Maule

Talca, Chile

Ricardo Castro

investigador

Instituto de ciencias químicas aplicadas

Universidad Autonomade Chile

Talca, Chile

Galo Ramírez

Profesor Asociado

Química Inorgánica

Pontificia Universidad Catolica de Chile

Santiago, Chile

Eduardo Fuentes

Profesor Titular

Universidad de Talca

Talca, Chile

Maximiliano Martínez

Profesor Asistente

Química Orgánica

Universidad de Concepción

Concepción, Chile

Oscar Valdés

Académico

Universidad Católica del Maule

Talca, Chile

Luis Guzman

Profesor Asistente

Departamento Bioquímica Clínica e Inmunohematología

UNIVERSIDAD DE TALCA

Talca, Chile

Adolfo Marican

Profesor Conferenciante

UNIVERSIDAD DE TALCA

Talca, Chile

claudia vergara

PROFESOR ASISTENTE

Ciencias Básicas

Universidad Santo Tomás

TALCA, Chile

Ali Akbarifakhrabadi

Associate professor

Ingeniería mecánica

UNIVERSIDAD DE CHILE

Santiago, Chile

FABIAN AVILA

INVESTIGADOR

FACULTAD DE CIENCIAS

UNIVERSIDAD MAYOR

Santiago, Chile

Jayaramudu Tippabattini

Post Doctoral Research Fellow

Laboratory of Materials Science

Universidad de Talca

Maule, Chile

Claudia Sandoval

Secretaria Académica Facultad de Ingeniería

Instituto de Ciencias Químicas Aplicadas

Universidad Autónoma de Chile

Santiago, Chile

YANERIS MIRABAL

Docente-Investigador

Química aplicada

Universidad Autónoma de Chile

Talca, Chile

Fabiane Manke

Académico Docente Investigador

Universidad Autónoma de Chile

Talca, Chile

John Amalraj

Associate Professor

Instituto de Quimica de Recursos Naturales

Universidad de Talca

Talca, Chile

Diana Abril

Académico

Biología y Quimica

Universidad Católica del Maule

Talca, Chile

Leyla Gidi

Investigadora de Postdoctorado ANID y docente

Medicina Traslacional

Universidad Católica del

Talca, Chile

John Amalraj Amalraj

Líneas de Investigación

Educación

Qumica, UNIVERSITY OF OSMANIA. India, 2009

Quimica, Madurai Kamaraj University. India, 2001

Quimica, Madurai Kamaraj University. Chile, 1999

Experiencia Académica

Postdoctoral Research Fellow Full Time

Postdoctoral Research Fellow Full Time

Professor Asistente Full Time

Experiencia Profesional

Research Chemist Full Time

Postdoctoral researcher Full Time

Postdoctoral Researcher Full Time

Article (47)

BookSection (1)

Patent (5)

Proyecto (9)

Ultrasound-assisted extraction of flavonoids from tea and grape using co-immobilized enzymes in ionic liquid media

Bimetallic Oxide/Selenide-Functionalized Graphene Oxide- Chitosan Nanocomposite Hydrogels for the Electrochemical Detection of Neurotransmitters

Development of homogeneous sized biopolymer-metal nanocomposite hydrogels from chitosan and hydroxypropyle methyl cellulose=> prototype for antimicrobial applications

Synthesis and Characterization of Silica-Polyamidoamine (SiO2-PAMAM) Hybrid Material=> A Novel Chiral Stationary Phase for HPLC

Integration of Structural Biology to the development of Bionanotechnology

Reducción de la concentración residual del fungicida fenhexamida en vino de exportación mediante el uso de nanopartículas

Maximización de eficiencia del proceso industrial de purificación de inulina mediante diseño racional de polímeros inteligentes. 11IDL2-10611.

InnovaChile CORFO Project FCR-CSB 09CEII-6991 (Fraunhofer Chile Research-Universidad de Talca)

Review (3)