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A GC/MS study of the drying of ballpoint pen ink on paper
ArticleAbstract: The determination of the age of an ink entry from a questioned document is often an essential problePalabras claves:Aging and ballpoint ink, dyes, Forensic sciences, Gas chromatography, Laser mass spectrometry, SolventsAutores:Cesar Costa-Vera, Kirsch D., Spengler B., Weyermann C.Fuentes:googlescopusA three-point calibration procedure for matrix-assisted laser desorption/ionization mass spectrometry utilizing multiply charged ions and their mean initial velocities
ArticleAbstract: This paper reports the results obtained by using a new calibration procedure for linear time-of-fligPalabras claves:Autores:Cesar Costa-Vera, Ehring H., Hakansson P., Sunqvist B., Zubarev R.Fuentes:googlescopusConformational stability of adsorbed insulin studied with mass spectrometry and hydrogen exchange
ArticleAbstract: A new method is described for direct monitoring of the conformational stability of proteins that arePalabras claves:Autores:Ayala E., Buijs J., Cesar Costa-Vera, Edy Ayala, Hakansson P., Oscarsson S., Steensma E.Fuentes:googlescopusAdaptive searching mechanisms for a cardiology information retrieval system
Conference ObjectAbstract: Medical knowledge is inherently complex and uncertain. Medical experts may provide different interprPalabras claves:Autores:Blanco A., Cesar Costa-Vera, Chessa S., De La Vega E., De Las Heras R., García M., María Teresa ArredondoFuentes:scopusAll-optical nanoscopic spatial control of molecular reaction yields on nanoparticles
ArticleAbstract: Molecular adsorbate reactions on nanoparticles play a fundamental role in areas such as nano-photocaPalabras claves:Autores:Alnaser A.S., Bergues B., Cesar Costa-Vera, Cortes E., Dagar R., Khan S.A., Kling M.F., Li W., Maier S.A., Neuhaus M., Rosenberger P., Sousa-Castillo A., Zhang W.Fuentes:googlescopusDesign and performance of a matrix-assisted laser desorption/ionization tandem time-of-flight mass spectrometer
Conference ObjectAbstract: A matrix-assisted laser desorption/ionization tandem time-of-flight mass spectrometer has been builtPalabras claves:Automation, MALDI, Mass calibration, MS/MS, Tadein mass spectrometry, Time-of-flight, TOF/TOFAutores:Ayala E., Cesar Costa-Vera, Cristian Santacruz, Edy AyalaFuentes:googlescopusDesign, test and implementation of a multispectral-image reconstruction system based on a 2D optical scanner, a multiwavelength LED-based illuminator, and a compact spectrometer.
Conference ObjectAbstract: A 2D+1 scanning imaging spectroscopy system is presented, its performance is tested with patrimonialPalabras claves:Autores:Andrés R. Vega-Pérez, Cesar Costa-Vera, Hugo A. Banda-GamboaFuentes:scopusFour-wave mixing signal intensity: Relaxation time effects on the absorptive and dispersive optical properties in a two-level system
ArticleAbstract: A study of the effects of relaxation times on the Four-Wave Mixing (FWM) signal response in frequencPalabras claves:four-wave mixing, NLO properties, Relaxation timesAutores:Cesar Costa-Vera, José Luis Paz, Luis G. RodríguezFuentes:googlescopusFrequency-resolved thermal lensing: An approach for thermal diffusivity measurements in liquid samples
ArticleAbstract: Frequency-resolved thermal lensing (FRTL) is an approach used to measure thermal diffusivity coefficPalabras claves:frequency-resolved thermal lensing, Thermal diffusivity, Thermal lensing, thermal wavesAutores:Cesar Costa-Vera, José Luis Paz, Luis G. RodríguezFuentes:googlescopusEvaluation of the photodegradation of crystal violet upon light exposure by mass spectrometric and spectroscopic methods
ArticleAbstract: Crystal violet is a very common dye in ballpoint ink. Recent research suggests that the degradationPalabras claves:aging, Cationic triarylmethane dyes, Crystal violet, Forensic science, Ink, Laser mass spectrometry, Matrix Assisted Laser Desorption Ionisation Mass Spectrometry, UV-Vis spectroscopyAutores:Cesar Costa-Vera, Kirsch D., Spengler B., Weyermann C.Fuentes:googlescopus