Dr. Jorge Alfonso García-Macedo Profile

Dr. Jorge Alfonso García-Macedo

Professor at Univ Nacional Autónoma de México

SPIE Involvement:

Author

Publications (26)

Proceedings Article | 3 October 2017 Presentation

Spectroscopic composition of corona discharge and some effects on materials (Conference Presentation)

Jorge García-Macedo, Giulio Fanti

Proceedings Volume 10367, 1036705 (2017) https://doi.org/10.1117/12.2274737

KEYWORDS: Spectroscopy, Dielectric breakdown, Molecules, Electrodes, Photons

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Proceedings Article | 30 August 2017 Presentation + Paper

Third order non-linear response as function of the laser power in SiO2:DR1 mesostructured and amorphous films

J. García-Macedo, G. Salas-Gamez

Proceedings Volume 10356, 1035605 (2017) https://doi.org/10.1117/12.2274722

KEYWORDS: Nonlinear optics, Sol-gels, Refractive index, X-ray diffraction, Transmittance, Absorption, Nanostructured thin films

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Proceedings Article | 22 February 2017 Paper

Photocatalytic antibacterial effect of ZnO nanoparticles into coaxial electrospun PCL fibers to prevent infections from skin injuries

G. Prado-Prone, P. Silva-Bermúdez, J. García-Macedo, A. Almaguer-Flores, C. Ibarra, C. Velasquillo-Martínez

Proceedings Volume 10066, 1006608 (2017) https://doi.org/10.1117/12.2253173

KEYWORDS: Zinc oxide, Nanoparticles, Skin, Injuries, Resistance, Oxygen, Photocatalysis, Molecules, Cell death, Therapeutics, Optical fibers, Bacteria, Transmission electron microscopy, Photomicroscopy, Zinc, Ions, Polymers

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Proceedings Article | 9 October 2015 Presentation + Paper

Rh6G released from solid and nanoporous SiO2 spheres prepared by sol-gel route

J. García-Macedo, P. Francisco S., A. Franco

Proceedings Volume 9545, 95450F (2015) https://doi.org/10.1117/12.2188976

KEYWORDS: Silica, Nanoparticles, Solids, Particles, Rhodamine, Spherical lenses, Atmospheric particles, Sol-gels, Optical spheres, Luminescence

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Proceedings Article | 10 September 2014 Paper

Luminescence studies on solid and nanostructured SiO2:Eu3+ spheres obtained by sol-gel route

J. García-Macedo, E. Terán H., A. Franco

Proceedings Volume 9161, 916112 (2014) https://doi.org/10.1117/12.2061390

KEYWORDS: Nanoparticles, Optical spheres, Silica, Solids, Ions, Luminescence, Europium, Sol-gels, FT-IR spectroscopy, Nanostructuring

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Proceedings Article | 25 October 2012 Paper

Photoconductivity studies on amorphous and crystalline TiO2 and TiO2:Eu3+ thin films synthesized by sol-gel

P. Francisco-Santiago, J. García-Macedo, G. Valverde-Aguilar

Proceedings Volume 8456, 84560N (2012) https://doi.org/10.1117/12.929891

KEYWORDS: Crystals, Absorption, Thin films, Scanning electron microscopy, Sol-gels, Crystallography, X-ray diffraction, Photovoltaics, Diffraction, Titanium dioxide

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Proceedings Article | 15 October 2012 Paper

Eu3+ as optical probe of the structure in amorphous and nanocrystalline ZnO sol-gel films

E. Terán-Hinojosa, J. García-Macedo, G. Valverde-Aguilar

Proceedings Volume 8456, 845603 (2012) https://doi.org/10.1117/12.929114

KEYWORDS: Zinc oxide, Crystals, Absorption, Luminescence, Ions, Scanning electron microscopy, Thin films, Sol-gels, X-ray diffraction, Glasses

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Proceedings Article | 15 October 2012 Paper

Photoconductivity and stabilization of dopamine embedded in sol-gel TiO2 matrix

Gina Prado-Prone, Guadalupe Valverde-Aguilar, Jorge García-Macedo, P. Vergara-Aragón

Proceedings Volume 8456, 84560D (2012) https://doi.org/10.1117/12.929116

KEYWORDS: Absorption, Crystals, Data acquisition, Sol-gels, Infrared spectroscopy, Photovoltaics, Scanning electron microscopy, Chemical species, Titanium dioxide, Oxidation

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Proceedings Article | 26 October 2011 Paper

Corona poling assisted second harmonic genertion in nanostructured polymethylmetacrylate films

Alfredo Franco, Rafael Torres-Mendieta, Jorge García-Macedo

Proceedings Volume 8011, 80113E (2011) https://doi.org/10.1117/12.902113

KEYWORDS: Chromophores, Nanostructuring, Second-harmonic generation, Nanostructures, Harmonic generation, Absorbance, Polymethylmethacrylate, Molecules, Polymers, Temperature metrology

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Proceedings Article | 11 September 2010 Paper

Optical and morphological characterization of TiO2 films doped with silver nanoparticles

G. Valverde-Aguilar, J. García-Macedo, V. Renteria-Tapia

Proceedings Volume 7757, 77572Z (2010) https://doi.org/10.1117/12.860612

KEYWORDS: Crystals, Silver, Absorption, Nanoparticles, Scanning electron microscopy, X-ray diffraction, Refractive index, Solids, Sol-gels, Titanium dioxide

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Proceedings Article | 11 September 2010 Paper

Eu3+ as optical probe of the structure in amorphous and nanocrystalline TiO2 films prepared by sol-gel method

J. García-Macedo, G. Valverde-Aguilar, S. Flores-Duran

Proceedings Volume 7755, 775503 (2010) https://doi.org/10.1117/12.860043

KEYWORDS: Ions, Heat treatments, Crystals, Europium, Luminescence, Sol-gels, Absorption, X-ray diffraction, Glasses, Titanium dioxide

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Proceedings Article | 3 September 2009 Paper

Solvent and ligand effects on the optical properties of silver nanoparticles in silica sol-gel films

J. García-Macedo, V. Rentería-Tapia, G. Valverde-Aguilar

Proceedings Volume 7394, 73942T (2009) https://doi.org/10.1117/12.826734

KEYWORDS: Nanoparticles, Silver, Surface plasmons, Silica, Sol-gels, Absorption, Optical properties, Spherical lenses, Refractive index, Bioalcohols

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Proceedings Article | 2 September 2009 Paper

Synthesis, characterization, and photoconductivity studies on nanocrystalline TiO2 films doped with gold nanoparticles

G. Valverde-Aguilar, J. García-Macedo, P. Galván-Ramírez, V. Rentería-Tapia

Proceedings Volume 7393, 73930X (2009) https://doi.org/10.1117/12.826730

KEYWORDS: Gold, Absorption, Neptunium, Nanoparticles, Scanning electron microscopy, FT-IR spectroscopy, Refractive index, X-ray diffraction, Photovoltaics, Titanium dioxide

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Proceedings Article | 2 September 2009 Paper

Luminescence and photoconductivity studies on amorphous and nanocrystalline ZnO thin films obtained by sol-gel

J. García-Macedo, G. Valverde-Aguilar, J. L. Manríquez-Zepeda

Proceedings Volume 7393, 73930Q (2009) https://doi.org/10.1117/12.826720

KEYWORDS: Zinc oxide, Absorption, Crystals, Thin films, Zinc, Luminescence, Silicon films, Silicon, Sol-gels, Semiconducting wafers

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Proceedings Article | 10 September 2008 Paper

Photoconductivity on nanocrystalline ZnO/TiO2 thin films obtained by sol-gel

G. Valverde-Aguilar, J. García-Macedo, R. Juárez-Arenas

Proceedings Volume 7041, 70410U (2008) https://doi.org/10.1117/12.795461

KEYWORDS: Absorption, Thin films, Scanning electron microscopy, Zinc oxide, Sol-gels, Crystals, Glasses, X-ray diffraction, Infrared spectroscopy, Titanium dioxide

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Proceedings Article | 22 September 2007 Paper

Modeling of core-shell silver nanoparticles in nanostructured sol-gel thin films

Guadalupe Valverde-Aguilar, Víctor Rentería, Jorge García-Macedo

Proceedings Volume 6641, 66411T (2007) https://doi.org/10.1117/12.730872

KEYWORDS: Silver, Nanoparticles, Silica, Absorption, Nanostructuring, Particles, Oxides, Sol-gels, Gallium nitride, Refractive index

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Proceedings Article | 22 September 2007 Paper

Synthesis, optical properties, and modeling of silver core/silver oxide shell nanostructures in silica films

Víctor Rentería-Tapia, Guadalupe Valverde-Aguilar, Jorge García-Macedo

Proceedings Volume 6641, 66411W (2007) https://doi.org/10.1117/12.730870

KEYWORDS: Silver, Nanoparticles, Oxides, Silica, Absorption, Atmospheric optics, Optical properties, Nanostructures, Oxygen, Refractive index

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Proceedings Article | 13 September 2007 Paper

Optical absorption and SHG in PMMA:DR1 thin films as function of poling time

Jorge García-Macedo, Alfredo Franco, Guadalupe Valverde-Aguilar, Carlos Aguilar-Gutiérrez

Proceedings Volume 6653, 66530U (2007) https://doi.org/10.1117/12.730866

KEYWORDS: Second-harmonic generation, Chromophores, Polymethylmethacrylate, Nanostructures, Thin films, Absorption, Nanostructuring, Signal detection, Harmonic generation, Data modeling

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Proceedings Article | 14 September 2006 Paper

Optical absorption and second harmonic generation in SiO2:DR1 sol-gel films as function of poling time

Alfredo Franco, Guadalupe Valverde-Aguilar, Jorge García-Macedo

Proceedings Volume 6331, 633116 (2006) https://doi.org/10.1117/12.681250

KEYWORDS: Chromophores, Absorption, Data modeling, Second-harmonic generation, Sol-gels, Harmonic generation, Polarization, Adaptive optics, Nanostructuring, Statistical modeling

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Proceedings Article | 31 August 2006 Paper

Luminescence studies on PZT:Eu3+ sol-gel thin films

Jorge Garcia-Macedo, Jesús Martinez-Zuñiga, Federico Gonzalez-Garcia, Guadalupe Valverde-Aguilar

Proceedings Volume 6321, 63210C (2006) https://doi.org/10.1117/12.680867

KEYWORDS: Thin films, Ferroelectric materials, Luminescence, Europium, Heat treatments, Crystals, Sol-gels, X-ray diffraction, Ions, Perovskite

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Proceedings Article | 30 August 2006 Paper

Photoinduced electron transfer in 2-tert-Butyl-3-(Anthracen-9-yl)-2,3-Diazabicyclo[2.2.2]octane

Guadalupe Valverde-Aguilar, Jorge Garcia-Macedo, Xianghuai Wang, Jeffrey Zink, Stephen Nelsen

Proceedings Volume 6321, 632108 (2006) https://doi.org/10.1117/12.680904

KEYWORDS: Raman spectroscopy, Absorption, Nitrogen, Molecules, Absorption spectroscopy, Spectroscopy, Argon, X-rays, Solids, Oxidation

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Proceedings Article | 24 August 2005 Paper

A concetration-dependent model for silver colloids in nanostructured sol-gel materials

Jorge Garcia-Macedo, Alfredo Franco, Victor Renteria, Guadalupe Valverde-Aguilar

Proceedings Volume 5925, 59250X (2005) https://doi.org/10.1117/12.617769

KEYWORDS: Silver, Nanoparticles, Ions, Absorption, Sol-gels, Nanostructuring, Thin films, Plasmons, Transmission electron microscopy, Nanostructured thin films

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Proceedings Article | 3 November 2004 Paper

Photoconductivity on nanostructured sol-gel thin films with silver nanoparticles

Jorge Garcia-Macedo, Alfredo Franco, Guadalupe Valverde, Jeffrey Zink

Proceedings Volume 5520, (2004) https://doi.org/10.1117/12.559688

KEYWORDS: Silver, Nanoparticles, Absorption, Photovoltaics, Sol-gels, Thin films, Ions, Nanostructuring, Nanostructured thin films, Transmission electron microscopy

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Proceedings Article | 14 June 2004 Paper

SERS on mesostructured thin films with silver nanoparticles

Jorge Garcia-Macedo, Guadalupe Valverde, Jenny Lockard, Jeffrey Zink

Proceedings Volume 5361, (2004) https://doi.org/10.1117/12.529756

KEYWORDS: Silver, Thin films, Raman spectroscopy, Sol-gels, Nanoparticles, Surface enhanced Raman spectroscopy, Photovoltaics, X-ray diffraction, Absorption, Particles

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