Objective: To reanalyze a clinical trial on the effectiveness of a Brief Intervention (BI) delivered by non-professionals to reduce risky alcohol drinking. Our previous null-hypothesis test of the effects of the BI yielded ...
Rudnick van de Wyngard, Hugh; Palma Behnke, Rodrigo; Carneiro, Sandoval; Assis, Tatiana M. L.; Salazar, Harold; Valencia Velasquez, Jaime Alejandro(IEEE, 2010)
Electrical Engineering and Power Engineering are alive and well in Latin America. While IEEE and IEEE Power and Energy Society look for ways to entice high school students in the United States to go into engineering, the ...
In the paper, “semQA: SPARQL with Idempotent Disjunction”, the authors study the RDF query language SPARQL. In particular, they claim that some of the results presented in are not correct. In this note, we refute the claims ...
Cipriano Zamorano, Aldo; Ramos, M.; Munoz, C.; Guarini, M.; Guesalaga, A.(IEEE, 1994)
This paper describes an identification algorithm of fuzzy models and its application to the modeling of the pulp density in a mineral grinding plant. The parameters of the fuzzy model are estimated using information obtained ...
Moreno Vieyra, Rodrigo Andrés; Panteli, M.; Mancarella, P.; Rudnick van de Wyngard, Hugh; Lagos, T.; Navarro Espinosa, Alejandro Andrés; Ordonez, F.; Araneda, J. C.(IEEE, 2020)
Although extreme events, mainly natural disasters and climate change-driven severe weather, are the result of naturally occurring processes, power system planners, regulators, and policy makers do not usually recognize ...
Li, F.; Marangon, J.; Rudnick van de Wyngard, Hugh; Marangon, L.; Padhy, N.; Brunekreeft, G.; Reneses, J.; Kang, C.(IEEE, 2015)
Energy transportation costs typically make up a quarter of consumers? electricity bills, and most of this amount (90% in the United Kingdom, 75% in Brazil and Spain, and 60% in India, for example) is due to energy ...
L. A. Barroso; Rudnick van de Wyngard, Hugh; F. Sensfuss; P. Linares(IEEE, 2010)
This article contributes to the discussion by assessing some general market and economic impacts of renewable generation in some electricity markets in Spain, Germany and Latin America. The need to diversify away from ...
Rudnick van de Wyngard, Hugh; Mocarquer, S.; Andrade, Eduardo; Vuchetich, Esteban; Miquel Duran, Pedro Enrique(IEEE, 2011)
In this paper its is discussed that the transmission and distribution facilities are more vulnerable to major earthquakes than the generation facilities. The design of the generation facilities usually adopts a higher ...
Rudnick van de Wyngard, Hugh; Barroso, Luiz; Llarens, Daniel; Watts Casimis, David; Ferreira, Rafael de Sà(IEEE, 2012)
Feed-in tariffs, quota systems, and auction schemes are all used to stimulate NCRE growth in South America. These methods present common challenges in terms of development, operation, and transmission. Common solutions to ...
Rudnick van de Wyngard, Hugh; Palma Behnke, Rodrigo; Rudnick, A.; Benavides, C.(IEEE, 2014)
Climate change may result in a significant reduction of hydroelectric resources, worrying countries that are heavily dependent on it like many in Central and South America, where most electricity demand is met through ...
Train-based systems are the principal means of public transportation in many of the world's cities, and continue to grow in the face of rising demand. Expanding infrastructure is costly, however, and at a certain point ...
Moreno Vieyra, Rodrigo Andrés; Bezerra, B.; Rudnick van de Wyngard, Hugh; Suazo Martínez, C.; Carvalho, M.; Navarro Espinosa, Alejandro Andrés; Silva Montes, Carlos; Strbac, G.(IEEE, 2020)
Following the trend observed in developed economies, various Latin American governments are committed to reducing greenhouse gas emissions, particularly in the power sector. In countries such as Chile, Peru, Colombia, ...
Varas Valenzuela, Pablo I.; TironiRodó, Manuel; Rudnick van de Wyngard, Hugh; Rodríguez, N.(IEEE, 2013)
Hydroelectricity was, for many years, one of the main ways to meet the new electricity needs of Latin American countries. This is evidenced by the presence of some of the larger plants worldwide and the high hydroelectric ...
Velásquez Guerino, Constantin Sebastián Klaus; Watts Casimis, David; Rudnick van de Wyngard, Hugh; Bustos Sölch, Cristián Pablo(IEEE, 2016)
Transmission Expansion Planning (TEP), a complex problem that is vital to ensure the proper functioning of restructured electricity markets, is clouded by uncertainties. Timely and cost-effective transmission expansion is ...
Lendl, M.; Bouchy, F.; Gill, S.; Nielsen, L. D.; Turner, O.; Stassun, K.; Acton, J. S.; Anderson, D. R.; Armstrong, D. J.; Bayliss, D.; Belardi, C.; Bryant, E. M.; Burleigh, M. R.; Chaushev, A.; Casewell, S. L.; Cooke, B. F.; Eigmüller, P.; Gillen, E.; Goad, M. R.; Gunther, M. N.; Hagelberg, J.; Jenkins, J. S.; Louden, T.; Marmier, M.; McCormac, J.; Moyano, M.; Pollacco, D.; Raynard, L.; Tilbrook, R. H.; Udry, S.; Vines, J. I.; West, R. G.; Wheatley, P. J.; Ricker, G.; Vanderspek, R.; Latham, D. W.; Seager, S.; Winn, J.; Jenkins, J. M.; Addison, B.; Briceño, C.; Brahm, R.; Caldwell, D. A.; Doty, J.; Espinoza, N.; Goeke, B.; Henning, T.; Jordán, A.; Krishnamurthy, A.; Law, N.; Morris, R.; Okumura, J.; Mann, A. W.; Rodriguez, J. E.; Sarkis, P.; Schlieder, J.; Twicken, J. D.; Villanueva, S.; Wittenmyer, R. A.; Wright, D. J.; Ziegle, C.(2019)
We report the period, eccentricity, and mass determination for the Transiting Exoplanet Survey Satellite (TESS) single-transit event candidate TOI-222, which displayed a single 3000 ppm transit in the TESS 2-min cadence ...
Studies of the kinematics and chemical compositions of Galactic globular clusters (GCs) enable the reconstruction of the history of star formation, chemical evolution, and mass assembly of the Galaxy. Using the latest data ...
Cúneo, V. A.; Muñoz-Darias, T.; Sánchez-Sierras, J.; Jiménez-Ibarra, F.; Armas Padilla, M.; Buckle, D. A. H.; Casares, J.; Charles, P.; Corral-Santana, J. M.; Fender, R.; Fernández-Ontiveros, J. A.; Mata Sánchez, D.; Panizo-Espinar, G.; Ponti, G.; Torr, M. A. P.(2020)
We present optical spectroscopy obtained with the GTC, VLT, and SALT telescopes during the decline of the 2016–2017 outburst of the black hole candidate GRS 1716−249 (Nova Oph 1993). Our 18-epoch data set spans 6 months ...
Lopez-Rodriguez, E.; Packham, C.; Roche, P. F.; Alonso-Herrero, A.; Díaz-Santos, T.; Nikutta, R.; González-Martín, O.; Á lvarez, C. A.; Esquej, P.; Espinos, J. M. R.; Perlman, E.; Ramos Almeida, C.; Telesc, C. M.(2016)
We present subarcsecond 7.5–13 μm imaging- and spectro-polarimetric observations of NGC 1068 using CanariCam on the 10.4-m Gran Telescopio CANARIAS. At all wavelengths, we find: (1) A 90 × 60 pc extended polarized ...
Gunawardhan, M. L. P.; Norberg, P.; Zehavi, I.; Farrow, D. J.; Loveday, J.; Hopkins, A. M.; Davie, L. J. M.; Wang, L.; Alpaslan, M.; Bland-Hawthorn, J.; Brough, S.; Holwerda, B. W.; Owers, M. S.; Wrigh, A. H.(2018)
Statistical studies of galaxy-galaxy interactions often utilize net change in physical properties of progenitors as a function of the separation between their nuclei to trace both the strength and the observable time-scale ...
Echiburú, C. S.; Guillot, S.; Zhao, Y.; Heinke, C. O.; Ozel, F.; Web, N. A.(2020)
We present a recent Chandra observation of the quiescent low-mass X-ray binary containing a neutron star (NS), located in the globular cluster M30. We fit the thermal emission from the NS to extract its mass and radius. ...