Vol. 7 No. 1 (2015) | ACI Avances en Ciencias e Ingenierías

SECTION A: EXACT SCIENCES

Carlos M. Montufar

The Graviton-Electron Vertex and The f⁰ Meson Decay Width

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DOI: https://doi.org/10.18272/aci.v7i1.215

Carlos A. Marín

Massive complex Klein-Gordon scalar field in a Schwarzschild background

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DOI: https://doi.org/10.18272/aci.v7i1.216

Santiago Gangotena

Quantum Size Effects in Solid State - Nuclear Magnetic Resonance of metallic particles

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DOI: https://doi.org/10.18272/aci.v7i1.217

Oihane F. Blanco, Andrea Moreira

Causal behaviour on Carter Spacetime

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DOI: https://doi.org/10.18272/aci.v7i1.218

Felipe Vaca Ramírez, Bolívar Morales Oñate, Carlos Jiménez Mosquera

Empirical Power and Scaling laws of Quito, Guayaquil and other cities in Ecuador

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DOI: https://doi.org/10.18272/aci.v7i1.219

SECTION B: LIFE SCIENCES

Glenda M. Pozo-Zamora, Diego Batallas R., Gabriela Echeverría-Vaca, César Garzón

Observation on the Great Grebe Podiceps major (Aves: Podicipedidae) in Ecuador, with the first nesting record and description of calls

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DOI: https://doi.org/10.18272/aci.v7i1.220

Salomón R. Ramírez-Jaramillo

Observations on the natural history of Erythrolamprus epinephelus albiventris in the valley of Quito, Ecuador

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DOI: https://doi.org/10.18272/aci.v7i1.221

Carolina Pilar Reyes-Puig, Mario H. Yánez-Muñoz

New records of the wood-lizard Enyalioides altotambo (Sauria: Hoplocercidae) en Ecuador

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DOI: https://doi.org/10.18272/aci.v7i1.222

Fernando Anaguano-Yancha, Jorge Brito M.

Parasitism by Riggia sp. (Isopoda: Cymothoidae) on two species of fish Chaetostoma sp. and Rhamdia quelen from southeastern Ecuador

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DOI: https://doi.org/10.18272/aci.v7i1.223

Milton Gordillo, José Tobar, Venancio S. Arahana B., María de Lourdes Torres

Identification of S alleles associated with self-incompatibility in capuli (Prunus serótina subsp. capulí) samples by amplification of the Intron I of the S-RNasa gene

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DOI: https://doi.org/10.18272/aci.v7i1.224

Joely Vega, Venancio S. Arahana B., María de Lourdes Torres

Standardization of an apical bud in vitro culture protocol for shallot onion (Allium cepa var. aggregatum) regeneration

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DOI: https://doi.org/10.18272/aci.v7i1.225

Víctor García-Olivares, Carlos Zaragoza-Trello, José Ramirez, Anthony Guerrero-Peñaranda, Carlos Ruiz

Rapid biodiversity assessment using geometric morphometry: Study case with stingless bees (Apidae: Meliponini) from southern Ecuador

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DOI: https://doi.org/10.18272/aci.v7i1.226

Diana Fernández-Fernández, Efraín Freire M., Marcia Peñafiel C., Giovanna Romero, Fanny Tello, Elsa Toapanta

Catalogue of type-specimens of the Herbario Nacional del Ecuador (QCNE), Museo Ecuatoriano de Ciencias Naturales

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DOI: https://doi.org/10.18272/aci.v7i1.227

Andrea P. Castillo-Monroy, Ángel Benítez

Abundance patterns and components richness of biological soil crust in a dry shrubland in southern Ecuador

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DOI: https://doi.org/10.18272/aci.v7i1.228

Carolina Pilar Reyes-Puig, Gorki Danilo Ríos-Alvear, Juan Pablo Reyes-Puig

Remarkable altitudinal range extension of Eira barbara Tayra (Mammalia: Mustelidae)

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DOI: https://doi.org/10.18272/aci.v7i1.229

SECTION C: ENGINEERING

Javier Martínez

A multi-criteria decision analysis (MCDA) for materials selection of a magnetic application

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DOI: https://doi.org/10.18272/aci.v7i1.230

René Parra Narváez

Preliminary evaluation of the energy efficiency and reduction of atmospheric emissions from the electricity generation system of solar panels on the campus of the Universidad San Francisco de Quito in San Cristobal - Galapagos - Ecuador

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DOI: https://doi.org/10.18272/aci.v7i1.231

L. G. González, Esteban Farfán, Henry Zamora

Design of a testing bench for photovoltaic solar panels using a buck-boost converter

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DOI: https://doi.org/10.18272/aci.v7i1.232

Tzu Hsin Huang, Daniela Almeida Streitwieser

Comparative study of the compostability of LDPE, oxo-biodegradable and paper bags distributed in Distrito Metropolitano de Quito

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DOI: https://doi.org/10.18272/aci.v7i1.233

Lucía Ramírez-Cárdenas

Effect of drying time and different beef muscles cuts on physicochemical and sensory characteristics of dried meat (Jerky)

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DOI: https://doi.org/10.18272/aci.v7i1.234