Exploració per autor "Ruiz Moreno, Sergio"
Ara es mostren els items 21-40 de 48
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Examen Final
Ruiz Moreno, Sergio; Soneira Ferrando, M. José (Universitat Politècnica de Catalunya, 2014-01-08)
Examen
Accés restringit a la comunitat UPC -
High saturation in a nonlinear optical amplifier
Ruiz Moreno, Sergio; Junyent Giralt, Gabriel; Soneira Ferrando, M. José (1987)
Text en actes de congrés
Accés obert -
Improvement of the signal to noise ratio in direct detection with a semiconductor optical preamplifier
Ruiz Moreno, Sergio; Junyent Giralt, Gabriel (1987)
Text en actes de congrés
Accés obert -
Influencia de la saturacion de un amplificador optico semiconductor de onda progresiva en sistemas de transmision multigigabit/s con modulación de la intensidad
Guitart Felip, Jorge; Ruiz Moreno, Sergio; Soneira Ferrando, M. José (Universidad de Málaga, 1992)
Text en actes de congrés
Accés obert -
Influencia de los parámetros de un amplificador óptico en el valor óptimo del rendimiento cuántico del fotodetector en un enlace digital por fibra óptica
Ruiz Moreno, Sergio; Soneira Ferrando, M. José; Junyent Giralt, Gabriel (Consejo Superior de Investigaciones Científicas (CSIC), 1986)
Text en actes de congrés
Accés obertIn this paper the performances introduced by a semiconductor optical amplifier in a fiber optical digital communication system are analyzed . The device is used as repeater as well as preamplifier at the photodetector input ... -
Investigación y desarrollo de la espectroscopía Raman con tecnología de fibra óptica: aplicación a la identificación de pigmentos
Sierra, J; Ruiz Moreno, Sergio; Yúfera Gomez, José Manuel; Soneira Ferrando, M. José (1998)
Text en actes de congrés
Accés obert -
L'art de la falsificació
Duran Escribà, Xavier; Ruiz Moreno, Sergio (2015-03)
Article
Accés obertLa història de l'art és plena de falsificacions. Ja fos una pràctica per aprendre dels mestres o bé per fer diners, l'art de la còpia va seduir tota mena de pintors. Però a mesura que la falsificació s'ha anat perfeccionant, ... -
La espectroscopía raman aplicada a la identificación de materiales pictóricos
Ruiz Moreno, Sergio; Yúfera Gomez, José Manuel; Soneira Ferrando, M. José; Breitman Mansilla, Mónica Celia; Morillo Bosch, M. Paz; Gràcia Rivas, Ignacio (1996-01)
Article
Accés obert -
Modelo estadístico del láser amplificador en un sistema de transmisión digital por fibra óptica monomodo
Ruiz Moreno, Sergio; Junyent Giralt, Gabriel (Fundación Universidad-Empresa, 1986)
Text en actes de congrés
Accés obertEn este trabajo se obtiene un modelo estadístico del laser amplificador semiconductor y se desarrolla la metodología y el software necesarios para poder obtener resultados analíticos. En definitiva, se consigue conocer ... -
Molecular stratigraphic analysis with Raman spectroscopy of the shell of a mussel
Ferrer Espinilla, Perla; Ruiz Moreno, Sergio; Ramos de Torres, Antonio; López-Gil Serra, Alejandro (2013)
Text en actes de congrés
Accés obertTwo different cristallographical forms of calcium carbonate (aragonite and calcite) has been identified in mussels with Raman spectroscopy. -
Morphology-based automated baseline removal for raman spectra of artistic pigments
Pérez Pueyo, Rosanna; Soneira Ferrando, M. José; Ruiz Moreno, Sergio (2010-06)
Article
Accés obertThe interpretation of a Raman spectrum is based on the identification of its characteristic molecular bands. However, the assignment of the vibrational modes is often compromised by the presence in the spectrum of an intense ... -
New results in the characterization by Raman spectroscopy of yellow pigments used in ceramic artworks of the 16th and 17th centuries
Ferrer Espinilla, Perla; Ruiz Moreno, Sergio; Lopez Gil, A.; Chillon, M.C.; Sandalinas Linares, Maria Carmen (2012-11)
Article
Accés restringit per política de l'editorialThis investigation is focused on the identification in ceramic artworks of certain nonstandard yellow/orange pigments whose composition is based, fundamentally, on lead, tin, and antimony oxides with or without silica. In ... -
Performance of optical amplifier-fiber chains in coherent optical fiber transmission links
Junyent Giralt, Gabriel; Ruiz Moreno, Sergio (1987)
Text en actes de congrés
Accés obertThis paper deals with the performances of a coherent optical fiber transmission link with linear optical amplifiers chains in which identical sections of attenuating fiber alternate with identical amplifiers. The overall ... -
Performance of the optical amplifier in fiber digital transmission systems with timing uncertainty
Junyent Giralt, Gabriel; Ruiz Moreno, Sergio; Ruiz Boqué, Sílvia (1989)
Text en actes de congrés
Accés obertThe authors analyze the signal-to-noise ratio (SNR) at the photodetector output for a single-mode fiber optic digital transmission system including online optical amplifiers and an optical preamplifier. The effect of timing ... -
Practical identification of cobalt-based blue pigments detecting the induced photoluminescence by a He-Ne laser using a Raman spectrometer
Ruiz Moreno, Sergio; Soneira Ferrando, M. José; Pérez Pueyo, Rosanna (2024-02)
Article
Accés obertSince the early 19th century, the pigment historically known as cobalt blue has been one of the most widely used in artistic painting. Its many and excellent properties led to the rapid development of different synthesis ... -
Practical method for modelling the nonlinear behaviour of a travelling wave semiconductor optical amplifier
Ruiz Moreno, Sergio; Guitart Felip, Jorge (1993-02)
Article
Accés obertThe authors present a simple model of a travelling wave semiconductor optical amplifier with an appreciable degree of saturation. The model uses a particular way of linearising the total carrier recombination R(N) to find ... -
Procesado de espectros raman mediante técnicas de máxima entropía y ajuste por mínimos cuadrados
Ramos, A; Rey, A; Yúfera Gomez, José Manuel; Ruiz Moreno, Sergio (J.M. PÁEZ BORRALLO, J.I. ALONSO MONTES ETSITM (UPM), 1996)
Text en actes de congrés
Accés obert -
Raman laser fiber optic strategy for non-destructive pigment analysis
Ruiz Moreno, Sergio; Soneira Ferrando, M. José; Pérez Pueyo, Rosanna; Gabaldón Borque, Amador José; Sandalinas Linares, Maria Carmen (Office for official publications of the European communities, 2000)
Text en actes de congrés
Accés restringit per política de l'editorialIn this work, the strategy, performances and applications of a Raman spectroscopy system with both optical fibre technology and two lasers (red and green) are presented. With this system, we have investigated certain yellow ... -
Reduction of pulse distortion in travelling wave semiconductor optical amplifiers
Soneira Ferrando, M. José; Ruiz Moreno, Sergio (1991)
Text en actes de congrés
Accés obertThe possibility of reducing the gain saturation during the pulse amplification process by means of the compensation of the carrier density variations is investigated. This should be useful in many optical systems and, ... -
Scientific, artistic and documentary investigation of a Picassian anonymous oil painting
Chillón Domínguez, Mª Concepción; Ruiz Moreno, Sergio; Ramos de Torres, Antonio (2017)
Article
Accés restringit per política de l'editorialAn anonymousoilpainting(The Comedians)with several and relevant Picassian features has been investigated in a global manner includingIRreflectometric analysis, non destructive pigment analysis with Raman ...