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John Amalraj Amalraj

Professor Assistant

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 - A la fecha

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


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; John, Amalraj; Mohammad Sadegh Sadeghi Googheri Article COLLOIDS AND SURFACES B-BIOINTERFACES (2021)
Hydroxypropyl methylcellulose-copper nanoparticle and its nanocomposite hydrogel films for antibacterial application Jayaramudu, Tippabattini; Varaprasad, Kokkarachedu; Pyarasani, Radha D.; Reddy, K. Koteshwara; Akbari-Fakhrabadi, A.; Carrasco-Sánchez, Verónica; Amalraj, John Article Carbohydrate Polymers (2021)
Synthesis of Gum Acacia Capped Polyaniline-Based Nanocomposite Hydrogel for the Removal of Methylene Blue Dye Jayaramudu, Tippabattini; Pyarasani, Radha D.; Akbari-Fakhrabadi, A.; Abril-Milan, Diana; Amalraj, John Article Journal of Polymers and the Environment (2021)
Chitosan-pluronic based Cu nanocomposite hydrogels for prototype antimicrobial applications Jayaramudu, Tippabattini; Varaprasad, Kokkarachedu; Reddy, K. Koteshwara; Pyarasani, Radha D.; Akbari-Fakhrabadi, A.; 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.; John A.; Dua K.; Tambuwala M.M.; Jain S.; Chaudari D.; Negi P. 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; Amalraj, John; Reddy, K. Koteshwara; Kim, Hern Article ISI ELECTROCHIMICA ACTA (2020)
Recent Trends in Electrochemical Sensors for Vital Biomedical Markers Using Hybrid Nanostructured Materials Reddy, K. Koteshwara; Bandal, Harshad; Satyanarayana, Moru; Goud, Kotagiri Yugender; Gobi, Kauveri Vengatajalabathy; Jayaramudu, Tippabattini; Amalraj, John; Kim, Hern Article ISI ADVANCED SCIENCE (2020)
Chitosan capped copper oxide/copper nanoparticles encapsulated microbial resistant nanocomposite films Jayaramudu, T,; Varaprasad, K; Radha D Pyarasani; Koteshwara reddy K; Dileep kumar, K; Akbari-Fakhrabadi, A; Mangalaraja RV; John, A 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 Valdes, O.; Marican, A.; Avila-Salas, F.; Castro, R. I.; Mirabal, Y.; Amalraj, J.; Abril, D.; Duran-Lara, E. F.; Santos, L. S. Article ISI SCOPUS AUSTRALIAN JOURNAL OF GRAPE AND WINE RESEARCH (2019)
Temperature-sensitive semi-IPN composite hydrogels for antibacterial applications Jayaramudu, Tippabattini; Varaprasad, Kokkarachedu; Sadiku, Emmanuel Rotimi; Amalraj, John Article ISI SCOPUS COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS (2019)
Polyaniline Based Materials as a Method to Eliminate Haloanisoles in Spirits Beverages Valdes, O; Marican, A.; Avila-Salas, F; Castro RI.; Amalraj, J; Laurie, VF; Santos, LS Article ISI SCOPUS INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH (2018)
Green synthesis of tea Ag nanocomposite hydrogels via mint leaf extraction for effective antibacterial activity Jayaramudu T.; Varaprasad K.; Raghavendra G.M.; Sadiku E.R.; Mohana Raju K.; Amalraj J. 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.; Duran-Lara E.F.; 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.; Santos, L. S.; Amalraj, John 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 John, Amalraj; Chen, Yi; Kim, Jaehwan Article ISI COMPOSITES PART B-ENGINEERING (2012)
Preparation of cellulose-ZnO hybrid films by a wet chemical method and their characterization John, Amalraj; Ko, Hyun-U; Kim, Dong-Gu; Kim, Jaehwan 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 John, Amalraj; Chen, Yi; Ko, Hyun-U; Kim, Jaehwan Article ISI CARBOHYDRATE POLYMERS (2011)
The preparation, characterization and actuation behavior of polyaniline and cellulose blended electro-active paper John, Amalraj; Mahadeva, Suresha K.; Kim, Jaehwan Article ISI SMART MATERIALS AND STRUCTURES (2010)
Conjugated Polymers as Heterogeneous Catalyst in Organic Synthesis Palaniappan, Srinivasan; Amalraj, John 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 John, Amalraj; Palaniappan, Srinivasan; Djurado, David; Pron, Adam Article ISI JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY (2008)
Polyaniline materials by emulsion polymerization pathway Palaniappan, Srinivasan; John, Amalraj Article ISI Progress in Polymer Science. (2008)
Clean synthesis of 1,8-dioxo-dodecahydroxanthene derivatives catalyzed by polyaniline-p-toluenesulfonate salt in aqueous media John, A; Yadav, PJP; Palaniappan, S 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 Palaniappan, S; John, A Article ISI JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL (2005)
Emulsion polymerization pathway for preparation of polyaniline-sulfate salt, using non ionic surfactant Palaniappan, S; Saravanan, C; John, A Article ISI JOURNAL OF MACROMOLECULAR SCIENCE-PURE AND APPLIED CHEMISTRY (2005)
Facile synthesis of bis(indolyl)methanes using polyindole salt as reusable catalyst Palaniappan, S; John, A Article ISI JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL (2005)
Synthesis and characterization of soluble poly(N-heptyl indole) John, A; Palaniappan, S Article ISI POLYMER (2005)
Mannich-type reaction in solvent free condition using reusable polyaniline catalyst Palaniappan, S; John, A; 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; M. Satyanarayana; Shekher Kummari; V. Sunil Kumar; Harshad Bandal; T. Jayaramudu; PYARASANI RADHA DEVI; Hern Kim; John, Amalraj; K.V.Gobi; GHENADII KOROTCENKOV; Pandikumar, Alagarsamy; 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 LÓpez, Zoraya Elena; Amalraj, John 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)


Polyaniline-based conducting hydrogels Pyarasani, RD; Jayaramudu, T; John, A Review ISI SCOPUS JOURNAL OF MATERIALS SCIENCE (2019)
Recent developments of chiral induction in the syntheses of biologically important alkaloids Pyarasani R.D.; John A.; Santos, L. S. Review ISI SCOPUS Current Topics in Medicinal Chemistry (2013)