PRODUCCIÓN Y PROYECTOS

Producción

Proyectos

FONDEQUIP EQM 230067 (2023-2027)

FONDECYT INICIACIÓN 11220571 (2022-2024)

FONDECYT INICIACIÓN 11180318 (2019-2021)

FONDECYT PAI 79170025 (2018-2020)

DIGI-UPLA CNE10-1920 (2019-2020)

Publicaciones periodo 2015 - presente:

2024

Incorporation of water-soluble Quatum Dots and formation of wrinkled patterns on acrylic and silicone elastomers. Diego Guzmán de la Cerda, Pedro Pablo Jofré, Englatina Benavente, Carmen González Heríquez, Freddy Celis, Juan Rodríguez Hernández, Enrique Martinez Campos, Gloria Vera Rojas, Juan Pablo Melo Sanguinetti. ACS Omega. Aceptado

Controlled Release of the Anticancer Drug Cyclophosphamide from a Superparamagnetic β-Cyclodextrin Nanosponge by Local Hyperthermia Generated by an Alternating Magnetic Field. Sebastián Salazar Sandoval, Patricia Díaz-Saldívar, Ingrid Araya, Freddy Celis, Diego Cortés-Arriagada, Ana Riveros, Carlos Rojas-Romo, Carolina Jullian, Nataly Silva, Nicolás Yutronic, Marcelo J. Kogan, Paul Jara. ACS Applied Materials & Interfaces. Doi:https://doi.org/10.1021/acsami.3c18038

2023

Plasmon chemistry on Ag nanostars: Experimental and theoretical Raman/SERS study of the pesticide thiacloprid bond cleavage by plasmon deactivation effect. Freddy Celis, Andrés Aracena, Macarena García, Rodrigo Segura, Santiago Sanchez-Costes, Patricio Leyton. ACS Omega. 8(25), 22887.

Tailoring the electroactive area of carbon screen-printed electrodes by simple activation steps towards rutin determination. Luis Sanhueza, Karla Garrido, Freddy Celis, Macarena García, César Cáceres, Ewa Moczko, Ramiro Díaz, María J. Aguirre, Camilo García. Journal of Solid State Electrochemistry. 27, 1511.

2022

Rapid selective detection and quantification of beta-blockers used in doping based moleculary imprinted nanoparticles (NanoMIPs). Cesar Cáceres, Macarena García, Freddy Celis, Sergey Piletsky, Ewa Moczko. Polymers. 14(24), 5420.

Beta-cyclodextrin-based nanosponges inclusión compounds associated with gold nanorods for potential NIR-II drug delivery. Sebastián Salazar Sandoval, Elizabeth Cortés-Adasme, Eduardo Gallardo-Toledo, Ingrid Araya, Freddy Celis, Nicolás Yutronic, Paul Jara, Marcelo J. Kogan. Pharmaceutics. 14(10), 2206.

Peptide targeted gold nanoplatform carrying miR-145 induces antitumoral effects in ovarian cancer cells. Edison Salas-Huenuleo, Andrea Hernández, Lorena Lobos-González, Iva Polakovičová, Francisco Morales-Zavala, Eyleen Araya, Freddy Celis, Carmen Romero, Marcelo J Kogan. Pharmaceutics. 14(5), 958.

Mineral species and formation processes: Raman spectroscopic and microscopic analysis of stains from late Pleistocene continental drowned faunal bone assemblage, Central Chile. Isabel Cartajena, Freddy Celis, Valentina Flores Aqueveque, Jennifer Pavez, Diego Carabias, Renato Simonetti, María José Arancibia. Geoarchaeology. 37(1), 59.

2021

Brief study on the decomposition of TEGDME solvent in the presence of Li2O2 and H2O2. Paulina Márquez, Mauricio Moncada-Basualto, Claudio Olea-Azar, Francisco Herrera, Macarena García, María Jesús Aguirre. Journal of the Chilean Chemical Society. 66(4), 5316-5319.

Alkylated Benzodithienoquinolizinium Salts as Possible Non-Fullerene Organic N-Type Semiconductors: An Experimental and Theoretical Study. Andrés Aracena, Marcos Caroli Rezende, Macarena García, Karina Muñoz-Becerra, Kerry Wrighton-Araneda, Cristian Valdebenito, Freddy Celis, Octavio Vásquez. Materials. 14(21), 6239.

The curvature of gold nanoparticles influences the exposure of amyloid-b and modulates its aggregation process. Andreas Tapia-Arellano, Eduardo Gallardo-Toledo, Freddy Celis, Rodrigo Rivera, Italo Moglia, Marcelo Campos, Natalia Carulla, Mauricio Baez, Marcelo J. Kogan. Materials Science and Engineering: C. 23 junio, 112269.

Ceftriaxone-based Schiff base transition metal (II) complexes. Synthesis, characterization, bacterial toxicity, and DFT calculations. Enhanced antibacterial activity of a novel Zn(II) complex against S. aureus and E. coli. J.R. Anacona, Javier Santaella, José Amenta, Adriana Otero, Cesar Ramos, Freddy Celis, Rehab Kadhim Raheem Al-shemary. Journal of Inorganic Biochemistry. 17 junio 2021, 111519.

A simple method to estimate the mean number of lipophilic molecules on nanoparticle surfaces by fluorescence measurements. Carolina Adura, Carolina Aliaga, Francisco Silva, Cristian Vera, Eduardo Pino, Freddy Celis, Andrés Aracena, Cristian Tirapegui. Nanotechnology. 32(2021), 315711.

Analysis of biomolecules in cochineal dyed archaeological textiles by surface-enhanced Raman spectroscopy. Freddy Celis, Camilo Segura, Juan Sebastian Gomez Jeria, Marcelo Campos Vallette, Santiago Sanchez Cortes. Scientific Reports. 11(1), 6560.

Structural, morphological and magnetic properties of iron oxide thin films obtained by atomic layer deposition as a function of their thickness. Paulina Marquez, Daniela Alburquenque, Freddy Celis, Rafael Freire, Juan Escrig. Journal of Magnetism and Magnetic Materials. March, 167914.

Mineral species and formation processes: Raman spectroscopic and microscopic analysis of stains from late Pleistocene continental drowned faunal bone assemblage, Central Chile. Isabel Cartajena, Freddy Celis, Valentina Flores Aqueveque, Jennifer Pavez, Diego Carabias, Renato Simonetti, María José Arancibia. Geoarchaeology. Febrary, 16, https://doi.org/10.1002/gea.21847.

2020

Intranasal administration of gold nanoparticles designed to target the central nervous system: fabrication and comparison between nanospheres and nanoprisms. Eduardo Gallardo-Toledo, Andreas Tapia-Arellano, Freddy Celis, Tomer Sinai, Marcelo Campos, Marcelo J. Kogan, Amnon C. Sintov. International Journal of Pharmaceutics. 590, 119957.

Adsorption of bovine serum album on gold nanoprism: interaction and effect of NIR irradiation on protein corona. Karen Bolaños, Freddy Celis, Carlos Garrido, Marcelo Campos, Fanny Guzmán, Marcelo J. Kogan, Eyleen Araya. Journal of Materials Chemistry B. 8, 8644-8657.

Identification of coexisting indigo species in an ancient green thread using direct plasmon-enhanced Raman spectroscopy. Freddy Celis, Cristian Tirapegui, Macarena García, Andrés Aracena, Álvaro E. Aliaga, Marcelo Campos Vallette. Journal of the Chilean Chemical Society. 65(2), 4798-4803.

Synthesis, characterization, density functional theory calculations, and in vitro antibacterial activity of novel transition metal complexes containing an O3‐tridentate amoxicillin‐based Schiff base: A silver(II) complex as alternative against Pseudomonas aeruginosa resistant to amoxicillin. Juan R. Anacona, Marcos Loroño, Daniela Marpa, Cesar Ramos, Freddy Celis. Applied Organometallic Chemistry. 34(9), e5755.

Gold nanoparticles mediate improved detection of β-amyloid aggregates by fluorescence. Pedro Jara-Guajardo, Pablo Cabrera, Freddy Celis, Mónica Soler, Isadora Berlanga, Nicole Parra-Muñoz, Gerardo Acosta, Fernando Albericio, Fanny Guzman, Marcelo Campos, Alejandra Alvarez, Francisco Morales-Zavala, Marcelo J. Kogan. Nanomaterials. 10(4), 690.

LiM0.5Mn1.5O4-δ (M = Co or Fe) spinels with a high oxidation state obtained by ultrasound-assisted thermal decomposition of nitrates. Characterization and physicochemical properties. D. Alburquenque, P. Márquez, L. Troncoso, A. Pereira, F. Celis, M. Sánchez-Arenillas, J. F. Marco, J. L. Gautier, J. Escrig. Journal of Solid State Chemistry. 284, 121175.

2019

Imidazolium based ionic liquid as stabilizer for electrode modification with a water-soluble porphyrin. Macarena García, Jessica Honores, Freddy Celis, Francesca Fuenzalida, Roxana Arce, Mría J. Aguirre, Andrés Aracena. New Journal of Chemistry, doi: 10.1039/c8nj05455j.

Antibacterial activity of transition metal complexes containing a tridentate NNO phenoxymethylpenicillin-based Schiff base. An anti-MRSA iron(II) complex. J. R. Anacona, Karen Ruiz, Freddy Celis. Applied Organometallic Chemistry. Aceptado

Synthesis and characterization of transition metal complexes with a Schiff base derived from cephalexin and 1,2-diaminobenzene. Antibacterial activity. J. R. Anacona, Rafael Salazar, Javier Santaella, Freddy Celis. Inorganic and Nano-metal Chemsitry. Aceptado

2018

Transition metal complexes containing a tridentate cefadroxil-based Schiff base: An effective paramagnetic semiquinone Ag (I) complex against Staphylococcus aureus and Pseudomonas aeruginosa. J. R. Anacona, Virginia Barrios, Alina Bravo, Freddy Celis. Applied Organometallic Chemistry, doi: 10.1002/aoc.4562.

Electrochemical, spectroscopic and electrochemiluminescent characterization of self-assembled 3- aminopropyltriethoxysilane/CdTe quantum dots hybrids on screen-printed electrodes. Camilo García, Freddy Navarro, Freddy Celis, Domingo Ruiz, Sofía Toledo, Luis Sanhueza, Arturo Quiñones, María J. Aguirre. Electrochimica Acta. 276, 64-72.

Exploring the influence of Diels-Alder linker length on photothermal molecule release from gold nanorods. Claudia Vetterlein, Rodrigo Vasquez, Karen Bolaños, Gerardo A. Acosta, Fanny Guzman, Fernando Albericio, Freddy Celis, Marcelo Campos, Marcelo Kogan, Eyleen Araya. Colloids and surface B: Biointerfaces. 166, 323-329.

Differential Pulse Voltammetry Determination of Anti-Hypertensive Drug Hydrochlorothiazide in Pharmaceuticals Using Glassy-Carbon Electrode Modified by Electropolymerization with L- and D- Glutamic Acids. Camilo González-Vargas, Camilo Garcia, Freddy Celis, Ricardo Salazar. International Journal of Electrochemical Science. 13, 1905-1920.

2017

Electrooxidation of sulfite at carbon paste electrode modified with ionic liquids derivated of N-octyl- pyridinium hexafluorophosphate with different substituents in the cation. Francesca Fuenzalida, Camilo García, Macarena García, Roxana Arce, Carla Báez, María Jesús Aguirre, Mauricio Isaacs, María del Carmen Arévalo. The Journal of the Chilean Chemical Society. 62(4), 3721-3725.

Effect of the substituent of the cation of N-octylpyridinium hexafluorophosphate in the electrical and electrochemical response of carbon paste electrodes modified with these ionic liquids. Francesca Fuenzalida, Daniel Aravena, Camilo García, Macarena García, Roxana Arce, Galo Ramírez, Carlos Díaz, Mauricio Isaacs, María del Carmen Arévalo, María J.Aguirre. Electrochimica Acta. 258, 959- 969.

A review of Raman, surface-enhanced Raman scattering (SERS) and related spectroscopic techniques applied to biomolecules in biomaterials. Freddy Celis, Macarena del Pilar García, Guillermo Díaz Fleming, Marcelo Campos Vallette. Journal of the Chilean Chemical Society. 62(3), 3627-3632.

Carbon neutral electrochemical conversion of carbon dioxide mediated by [Mn+(cyclam)Cln] (M= Ni+2 and Co+3) on mercury free electrodes and ionic liquids as reaction media. J. Honores, D. Quezada, M. García, K. Calfumán, J. P. Muena, M. J. Aguirre, M. C. Arévalo, M. Isaacs. Green Chemistry. 19, 1155-1162.

Raman of indigo on a silver Surface. Raman and theoretical characterization of indigo deposited on a silicon dioxide-coated and uncoated silver nanoparticles. G. Corales, F. Celis, J. S. Gómez-Jeria, M. Campos-Vallette, J. J. Cárcamo-Vega. Spectroscopy Letters. 50(6), 316-321.

SERS spectrum of red dyes in the Mapuche Belts from the beginning of the XXth century. M. Campos- Vallette, M. J. Rodriguez, M. A. Chapanoff, E. Clavijo, J. Gomez-Jeria, A. Aliaga, G. P. Jara, F. Celis, C. Paipa, P. Leyton. Journal of Raman Spectroscopy. 48(7), 958-965.

2016

Raman identification of pigments in the work of the Chilean contemporary visual artist Ignacio Gumucio. C. Rodríguez-Gacitúa, M. Campos-Vallette, F. Celis. The Journal of the Chilean Chemical Society. 61(3), 3085-3089.

Surface-enhanced Raman scattering and theoretical study of the bilichromes biliverdin and bilirubin. F. Celis, M.M. Campos-Vallette, J.S. Gómez-Jeria, R.E. Clavijo, G.P. Jara, C. Garrido. Spectroscopy Letters. 49(5), 336-342.

Nitrite reduction on a multimetallic porphyrin/polyoxotungstate layer-by-layer modified electrodes. M. García, J. Honores, D. Quezada, C. Díaz, P. Dreyse, F. Celis, C. Kubiak, G. Canzi, F. Guzmán, M.J. Aguirre, M. Isaacs. Electrochimica Acta. 192, 61-71.

2015

Photoelectrochemical Reduction of Carbon Dioxide on Quantum- Dot-Modified Electrodes by Electric Field Directed Layer-by-Layer Assembly Methodology. Diego Guzmán, Mauricio Isaacs, Igor Osorio- Román, Macarena García, Jason Astudillo, Macarena Ohlbaum. Applied Materials & Interfaces. 7(36), 19865-19869.

Raman and surface-enhanced Raman signals of the sensor 1-(4-mercaptophenyl)-2,4,6- triphenylpyridinium perchlorate. F. Celis, M. Campos-Vallette, J. Cárcamo-Vega, J.S. Gómez-Jeria, C. Aliaga. The Journal of the Chilean Chemical Society. 60(2), 2944-2948.

TEMPO-attached pre-fluorescent probes based on pyridinium fluorophores. Carolina Aliaga, Susan Lühr, Freddy Celis, Rubén Oñate. Journal of Fluorescence. 25(4) ,979-983.