Now showing items 87-106 of 171

    • Flexible silicon photonic transmitter with segmented modulator and 32 nm CMOS driver IC 

      Huynh, Tam; Dupuis, Nicolas; Rimolo-Donadio, Renato; Proesel, Jonathan; Gill, Doug; Baks, Christian; Rylyakov, Alexander; Schow, Clint; Green, William; Lee, Benjamin (2016 Conference on Lasers and Electro-Optics, CLEO 2016, 2016)
      We present a novel silicon photonic transmitter including 90nm CMOS segmented modulator co-packaged with low power 32nm CMOS driver IC. Optical equalization is demonstrated for the first time with the multi-segment ...
    • Flexible transmitter employing Silicon-segmented Mach–zehnder modulator with 32-nm CMOS distributed driver 

      Huynh, Tam; Rimolo-Donadio, Renato; Gill, D. M.; Rylyakov, Alexander; Green, William; Dupuis, Nicolas; Proesel, Jonathan; Baks, Christian; Schow, Clint L.; Lee, Benjamin (Journal of Lightwave Technology, 2016)
      We propose a flexible optical transmitter for shortreach optical interconnects that includes a silicon photonic segmented Mach-Zehnder modulator (MZM) driven by a distributed six-channel 32nm SOI CMOS driver integrated ...
    • Four-channel WDM transmitter with heterogeneously integrated III-V/Si photonics and low power 32 nm CMOS drivers 

      Huynh, Tam; Ramaswamy, Anand; Rimolo-Donadio, Renato; Schow, Clint; Roth, Jonathan; Norberg, Erik; Proesel, Jonathan; Guzzon, Robert; Shin, Jaehyuk; Rylyakov, Alexander; Baks, Christian; Koch, Brian; Sparacin, Daniel; Fish, Greg; Lee, Benjamin (Journal of Lightwave Technology, 2016)
      We experimentally demonstrate a novel four-channel wavelength division multiplexing transmitter operating at 1.3 μm wavelength employing heterogeneously integrated III-V/Si photonic circuit copackaged with low-power ...
    • Ganancia genética esperada en melina (Gmelina arborea Roxb.) en Córdoba (Colombia) 

      Espitia, Miguel; Castillo, Carlos; Murillo-Gamboa, Olman (Espitia, M., Murillo, O., & Castillo, C. (2016). Ganancia genética esperada en melina (Gmelina arborea Roxb.) en Córdoba (Colombia). Revista Árvore, 40(1), 71-80., 2016)
      El Departamento de Córdoba (Colombia) planea plantar 200000 ha para el 2025 y Gmelina arborea es una de las opciones dada su alta producción de biomasa en turnos cortos. El objetivo del estudio fue estimar el potencial ...
    • Ganho genético esperado para melina (Gmelina arborea roxb.) em cordoba (Colômbia) 

      Espitia, Miguel; Castillo, Carlos; Murillo-Gamboa, Olman (Revista Arvore, 2016)
      El Departamento de Córdoba (Colombia) planea plantar 200000 ha para el 2025 y Gmelina arborea es una de las opciones dada su alta producción de biomasa en turnos cortos. El objetivo del estudio fue estimar el potencial ...
    • General, physical and mechanical properties, termites resistance and drying defects of lumber of Tectona grandis from plantations of different climatic and sites fertility condition 

      Serrano-Montero, Rafael; González-Trejos, Guillermo; Córdoba-Foglia, Rafael; Moya-Roque, Róger; Berrocal-Jiménez, Alexander (Springer India, 2015-06)
      The influence of climatic and site fertility conditions affect wood quality from fast growing trees. The change in tree diameter, thickness of sapwood, heartwood percentage and bark and pith tissue, physical and mechanical ...
    • Generalized brillinger-like transforms 

      Soto-Quiros, Pablo; Torokhti, Anatoli (IEEE Signal Processing Letters, 2016)
      We propose novel transforms of stochastic vectors, called the generalized Brillinger transforms (GBT1 and GBT2), which are generalizations of the Brillinger transform (BT). The GBT1 extends the BT to the cases when the ...
    • Genetic Characterization of chayote, Sechium edule (Jacq) Swartz, in Costa Rica by using isozyme markers 

      Abdelnour-Esquivel, Ana; Rocha, Oscar (2007)
      We established protocols for the analysis of genetic diversity in chayote (Sechium edule) by using isozyme markers, thereby determining the level of genetic diversity present in 42 accessions of chayote from Costa Rica. ...
    • La gestión financiera de los fondos de inversión de mercado costarricense de dinero. 

      Badilla-Marín, Luis Diego; Chaves-Golfell, Viviana; Gónzalez-Quesada, Álvaro; Gutiérrez-Berrocal, Karla (Instituto Tecnológico de Costa Rica., 2013)
      Los fondos de inversión representan una de las principales herramientas financieras utilizadas para la generación de rendimientos. Para obtener un rendimiento óptimo se requiere de una eficiente y sana administración por ...
    • Going deeper in the automated identification of Herbarium specimens 

      Carranza-Rojas, José; Goeau, Herve ; Bonnet, Pierre ; Mata-Montero, Erick; Joly, Alexis  (BioMed Central, 2017-08-11)
      Hundreds of herbarium collections have accumulated a valuable heritage and knowledge of plants over several centuries. Recent initiatives started ambitious preservation plans to digitize this information and make it available ...
    • Guidelines for documenting and reporting tree allometric equations 

      Cifuentes-Jara, Miguel; Matieu, Henry; Réjou-Méchain, Maxime; Wayson, Craig; Zapata-Cuartas, Mauricio; Piotto, Daniel; Alice-Guier, Federico; Castañeda-Lombis, Héctor; Castellanos-López, Edwin (Springer-Verlag France, 2015-09)
      Given the pressing need to quantify carbon fluxes associated with terrestrial vegetation dynamics, an increasing number of researchers have sought to improve estimates of tree volume, biomass, and carbon stocks. Tree ...
    • Hacia el Desarrollo de un Prototipo de Sistema de Voto electrónico para el contexto Costarricense 

      Schmidt-Peralta, Jeff; Gutiérrez-Alfaro, Jaime (Instituto Tecnológico de Costa Rica, 2015)
      Los desarrollos tecnológicos le han ofrecido a nuestras sociedades soluciones a distintos problemas que se han tenido que ir enfrentando, más recientemente las tecnologías digitales de comunicación e información se han ...
    • Holosalud y turismo por mujeres campesinas en Los Santos 

      Carmona-Pineda, Mairim; Dúran-Castro, Osvaldo (Instituto Tecnológico de Costa Rica. Escuela de Ciencias Sociales, 2016)
      Holosalud is a community initiative founded in 1995 as a project for the Alternartive Project Assosiation – PROAL –, oriented to work on the itegration of farmer women in theSantos region. The goal looks, in first instance, ...
    • IBA efficiency on mini-cutting rooting from teak (Tectona grandis Linn F.) clones 

      Xavier, Aloisio; Nogueira, Haroldo; Badilla-Valverde, Yorleny; Murillo-Gamboa, Olman (Revista Arvore, 2016)
      This study aimed to evaluate IBA efficiency in mini-cuttings rooting based on four Tectona grandis clones. Vegetative samples were collected in a hydroponic mini-clonal hedge in Verde Novo reforestation company at Colider, ...
    • Identificación y valor nutricional de algunos materiales nativos de arándano (Vaccinium spp) 

      Jiménez-Bonilla, Vilma; Abdelnour-Esquivel, Ana (2013)
      The blueberry is a shrub of the family Ericaceae, genus Vaccinium. Its fruits are berries of dark, bluish or reddish coloration. Presents nutritional qualities and antioxidants which make it a fruit of high nutritional and ...
    • Identification of the agr Peptide of Listeria monocytogenes 

      Zetzmann, Marion; Sánchez-Kopper, Andrés; Waidmann, Mark; Blombach, Bastian; Riede, Christian (Frontiers in Microbiology, 2016)
      Listeria monocytogenes (Lm) is an important food-borne human pathogen that is able to strive under a wide range of environmental conditions. Its accessory gene regulator (agr) system was shown to impact on biofilm formation ...
    • Implementation of Software Quality Control in E-Learning development projects: TEC Digital 

      Gómez-Román, Krissia; Navas, Ederick (IEEE, 2017)
      The quality control in software applications that support the teaching-learning process is of great impact to the end user and their academic success. This paper describes the proposal of a quality control model called ...
    • Implementation of stellarator of Costa Rica 1 SCR-1 

      Vargas-Blanco, Ivan; Otárola-Zúñiga, Carlos; Zamora-Picado, Esteban; Mora-Meléndez, Jaime; Mora, A; Asenjo, J.; Villalobos, E (26th IEEE Symposium on Fusion Engineering, SOFE 2015, 2015)
      The SCR-1 is a small modular stellarator designed, constructed and is being implemented at Instituto Tecnológico de Costa Rica. The project is its final phase of commissioning and it is expected to be operational in June ...
    • Industria de bioinsumos de uso agrícola en Colombia 

      Zambrano-Moreno, Diana Corina; Ramón-Rodríguez, Luisa Fernanda; Van Strahlen-Pérez, Mario; Bonilla-Buitrago, Ruth Rebeca (2015)
      Bio-products are primarily produced by using plant growthpromoting bacteria. This group of microorganisms is composed of different genera with the capability to stimulate plant growth increasing their productivity and ...
    • Informe Casa Verde 

      Carmona-Jiménez, Marvin; Oconitrillo-Obando, Danny; Pineda-Brenes, María; Solano-Brenes, Carlos; Soto-Vargas, Fabiola; Valverde-Rojas, Daniela (Instituto Tecnológico de Costa Rica, 2016)
      Esta investigación es parte de un amplio proceso de diagnóstico realizado sobre una casa de estilo Victoriano ubicada en el Barrio Amón, San José, Costa Rica. La esencia de la investigación radica en la rehabilitación ...