Zobrazeno 1 - 10
of 47
pro vyhledávání: '"Aroca, A"'
Autor:
Carlos J. L. Constantino, Ricardo Aroca, Francisco F. de Assis, Kleber T. de Oliveira, Pedro H. B. Aoki, Ana Maria Pires, Sabrina A. Camacho
Publikováno v:
Applied Spectroscopy. 69:451-456
The synergistic effect produced by metallic nanoparticles when incorporated into different systems empowers a research field that is growing rapidly. In addition, organometallic materials are at the center of intensive research with diverse applicati
Publikováno v:
APPLIED SPECTROSCOPY
Artículos CONICYT
CONICYT Chile
instacron:CONICYT
Artículos CONICYT
CONICYT Chile
instacron:CONICYT
Coated silver (Ag) colloids synthesized with D-glucose permit the observation of surface-enhanced fluorescence (SEF) and surface-enhanced resonance Raman scattering (SERRS) of the rhodamine B (RhB) molecule. The organic coating formed during the synt
Publikováno v:
Applied Spectroscopy. 65:152-158
Metal–organic semiconductor films are fabricated as co-evaporated films. It is demonstrated that the technique can be used to fabricate metal-semiconductor surface-enhanced Raman scattering (SERS) or surface-enhanced resonance Raman scattering (SER
Publikováno v:
Applied Spectroscopy. 61:1001-1006
The vibrational spectra and surface-enhanced Raman scattering (SERS) of 1,6-diphenyl-1,3,5-hexatriene (DPH) are discussed. The fundamental vibrational frequencies, overtones, and combinations observed in the infrared and Raman spectra of DPH are repo
Publikováno v:
Surface-Enhanced Vibrational Spectroscopy
Autor:
Tibebe Lemma, Ricardo Aroca, Paul J. G. Goulet, Carlos J. L. Constantino, Patrícia Alexandra Antunes
Publikováno v:
Applied Spectroscopy. 57:649-654
Surface-enhanced resonance Raman scattering (SERRS) is used for single-molecule detection from spatially resolved 1-μm2 sections of a Langmuir–Blodgett (LB) monolayer deposited onto a Ag film. The target molecule, bis (benzimidazo) thioperylene (B
Publikováno v:
Applied Spectroscopy. 56:744-750
The synthesis, molecular spectra, and thin solid film properties of a perylene dye, bis(neopentylimido) perylene (BNPTCD),§ are reported. Absorption and emission molecular spectra are used to probe the structure of vacuum-evaporated thin films and L
Autor:
L. Li, Valtencir Zucolotto, Ricardo Aroca, S. K. Tripathy, Osvaldo N. Oliveira, Carlos J. L. Constantino, Jin-An He, Jayant Kumar
Publikováno v:
Applied Spectroscopy. 56:187-191
Raman microscopy, mapping, and surface-enhanced Raman scattering techniques have been applied to investigate the degradation of Congo Red (CR) in a surface relief grating (SRG) recorded on an electrostatically assembled layer-by-layer film of CR alte
Autor:
Carlos Alberto Tello Sáenz, Carlos J. L. Constantino, Ricardo Aroca, E.A.C. Curvo, Wagner Massayuki Nakasuga, Rosana Silveira Resende
Publikováno v:
Applied spectroscopy. 68(5)
Spectroscopic and morphological studies, designed to improve our understanding of the physicochemical phenomena that occur during zircon crystallization, are presented. The zircon fission track method (ZFTM) is used routinely in various laboratories
Reflection Absorption Infrared Spectra of Thin Solid Films. Molecular Orientation and Film Structure
Publikováno v:
Applied Spectroscopy. 55:1341-1346
The calculated and observed vibrational spectra of a new series of perylene tetracarboxylic derivatives (PTCDs) with different alkyl lateral chain lengths (5, 10, 15, and 20 C) are reported. With the use of characteristic vibrational modes, the quest