Search Results - "Gutierrez, Roberto"

Collaboration mechanisms for sustainable innovation by Reficco, Ezequiel, Gutiérrez, Roberto, Jaén, Maria Helena, Auletta, Nunzia

“…The purpose of this article is to advance research on sustainable innovation through a business model (hereafter, BM) perspective. We consider the BM as a…”
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Avian flu threatens Neotropical birds by Gamarra-Toledo, Víctor, Plaza, Pablo I, Gutiérrez, Roberto, Luyo, Paola, Hernani, Lizbeth, Angulo, Fernando, Lambertucci, Sergio A

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Mass Mortality of Sea Lions Caused by Highly Pathogenic Avian Influenza A(H5N1) Virus by Gamarra-Toledo, Victor, Plaza, Pablo I, Gutierrez, Roberto, Inga-Diaz, Giancarlo, Saravia-Guevara, Patricia, Pereyra-Meza, Oliver, Coronado-Flores, Elver, Calderon-Cerron, Antonio, Quiroz- Jimenez, Gonzalo, Martinez, Paola, Huaman-Mendoza, Deyvis, Nieto-Navarrete, Jose C, Ventura, Sandra, Lambertucci, Sergio A

“…We report a massive mortality of 5,224 sea lions (Otaria flavescens) in Peru that seemed to be associated with highly pathogenic avian influenza A(H5N1) virus…”
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Organizational Ambidexterity and the Elusive Quest for Successful Implementation of BoP Ventures by Reficco, Ezequiel, Gutiérrez, Roberto

“…Successful cases of base of the pyramid (BoP) ventures in large corporations remain hard to find. The BoP literature has identified external and (to a lesser…”
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How School Norms, Peer Norms, and Discrimination Predict Interethnic Experiences Among Ethnic Minority and Majority Youth by Tropp, Linda R., O'Brien, Thomas C., González Gutierrez, Roberto, Valdenegro, Daniel, Migacheva, Katya, de Tezanos-Pinto, Pablo, Berger, Christian, Cayul, Oscar

“…This research tests how perceived school and peer norms predict interethnic experiences among ethnic minority and majority youth. With studies in Chile (654…”
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Improvement of a double flash cycle using a heat exchanger with liquid cooling and liquid splitting technology for a geothermal power plant by Toledo-Paz, Lili M., Colorado-Garrido, Dario, Conde-Gutiérrez, Roberto A., Herrera-Romero, José Vidal, Escalante-Soberanis, Mauricio Alberto

“…A heat exchanger was integrated to increase the efficiency of a geothermal double flash cycle and decrease the liquid content at a low-pressure turbine outlet…”
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Highly Pathogenic Avian Influenza (HPAI) strongly impacts wild birds in Peru by Gamarra-Toledo, Víctor, Plaza, Pablo I., Angulo, Fernando, Gutiérrez, Roberto, García-Tello, Oscar, Saravia-Guevara, Patricia, Mejía-Vargas, Fernando, Epiquién-Rivera, Mirbel, Quiroz-Jiménez, Gonzalo, Martinez, Paola, Huamán-Mendoza, Deyvis, Inga-Díaz, Giancarlo, La Madrid, Luis E., Luyo, Paola, Ventura, Sandra, Lambertucci, Sergio A.

“…The recent panzootic of Highly Pathogenic Avian Influenza (HPAI) A (H5N1) has affected hundreds of thousands of wild birds around the world. Here, we analyze…”
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Market States and Momentum by Cooper, Michael J., Gutierrez, Roberto C., Hameed, Allaudeen

“…We test overreaction theories of short-run momentum and long-run reversal in the cross section of stock returns. Momentum profits depend on the state of the…”
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The Long-Lasting Momentum in Weekly Returns by GUTIERREZ JR, ROBERTO C., KELLEY, ERIC K.

“…Reversal is the current stylized fact of weekly returns. However, we find that an opposing and long-lasting continuation in returns follows the well-documented…”
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Electric Vehicle Battery Life Extension Using Ultracapacitors and an FPGA Controlled Interleaved Buck-Boost Converter by Blanes, Jose M., Gutierrez, Roberto, Garrigos, Ausias, Lizan, Jose Luis, Cuadrado, Jesus Martinez

“…This paper describes the implementation of a hybrid energy storage system (HESS) using ultracapacitors (UCs) to protect the batteries of an electrical vehicle…”
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Parametric Frailty and Shared Frailty Survival Models by Gutierrez, Roberto G.

“…Frailty models are the survival data analog to regression models, which account for heterogeneity and random effects. A frailty is a latent multiplicative…”
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In vitro generation of peri-islet basement membrane-like structures by Santini-González, Jorge, Simonovich, Jennifer A., Castro-Gutiérrez, Roberto, González-Vargas, Yarelis, Abuid, Nicholas J., Stabler, Cherie L., Russ, Holger A., Phelps, Edward A.

“…The peri-islet extracellular matrix (ECM) is a key component of the microenvironmental niche surrounding pancreatic islets of Langerhans. The cell anchorage…”
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Phylogenetic Relationships and Acaricidal Effects of Beauveria bassiana Obtained from Cattle Farm Soils Against Rhipicephalus microplus by Fernández-Salas, Agustín, Alonso-Díaz, Miguel Ángel, Morales, Rogelio Alejandro Alonso, Lezama-Gutiérrez, Roberto, Cervantes-Chávez, José Antonio

“…The objectives of the present study were to isolate Beauveria bassiana strains from cattle farm soils, analyze the phylogenetic relationships among the fungal…”
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Interleaved, Switched Inductor and High-Gain Wide Bandgap Based Boost Converter Proposal by Marroqui, David, Garrigós, Ausias, Torres, Cristian, Orts, Carlos, Blanes, Jose M., Gutierrez, Roberto

“…Many applications (electric vehicles, renewable energies, low-voltage DC grids) require simple, high-power density and low-current ripple-boost converters…”
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Similar looking sisters: A new sibling species in the Pristimantis danae group from the southwestern Amazon basin (Anura, Strabomantidae) by Köhler, Jörn, Glaw, Frank, Aguilar-Puntriano, César, Castroviejo-Fisher, Santiago, Chaparro, Juan C., De la Riva, Ignacio, Gagliardi-Urrutia, Giussepe, Gutiérrez, Roberto, Vences, Miguel, Padial, José M.

“…We describe a new frog species that is the sibling of Pristimantis reichlei . These two sister species inhabit the Amazonian lowlands and adjacent foothills of…”
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Self-Powered 380 V DC SiC Solid-State Circuit Breaker and Fault Current Limiter by Marroqui, David, Blanes, Jose Manuel, Garrigos, Ausias, Gutierrez, Roberto

“…This paper presents a new ultrafast dc solid-state circuit breaker (SSCB) that uses a silicon carbide cascode as the main switching and limiting semiconductor…”
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Analysis of Academic Psychological Variables, Physical Education, and Physical Activity Levels of Mexican Students by Baños, Raúl, Espinoza-Gutiérrez, Roberto, Calleja-Núñez, Juan José, Rodríguez-Cifuentes, Gloria

“…Physical inactivity is a current worldwide, and especially Mexican adolescents. Therefore, this study has the following objectives: (i) to analyze the PA-LT…”
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Design and implementation of an efficient hardware integer motion estimator for an HEVC video encoder by Alcocer, Estefania, Gutierrez, Roberto, Lopez-Granado, Otoniel, Malumbres, Manuel P.

“…High-Efficiency Video Coding (HEVC) was developed to improve its predecessor standard, H264/AVC, by doubling its compression efficiency. As in previous…”
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Non-Invasive Microwave-Based Imaging System for Early Detection of Breast Tumours by Blanco-Angulo, Carolina, Martínez-Lozano, Andrea, Gutiérrez-Mazón, Roberto, Juan, Carlos G, García-Martínez, Héctor, Arias-Rodríguez, Julia, Sabater-Navarro, José M, Ávila-Navarro, Ernesto

“…This work introduces a microwave-based system able to detect tumours in breast phantoms in a non-invasive way. The data acquisition system is composed of a…”
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Microwave Imaging System Based on Signal Analysis in a Planar Environment for Detection of Abdominal Aortic Aneurysms by Martínez-Lozano, Andrea, Gutierrez, Roberto, Juan, Carlos G, Blanco-Angulo, Carolina, García-Martínez, Héctor, Torregrosa, Germán, Sabater-Navarro, José María, Ávila-Navarro, Ernesto

“…A proof-of-concept of a microwave imaging system for the fast detection of abdominal aortic aneurysms is shown. This experimental technology seeks to overcome…”
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