Browsing by Title
Now showing items 32909-32928 of 92398
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(1994)Useful energy-density relationships, connected with the embedding of singly charged postive or negative atomic ions in polar solvents, are developed. The insertion of the atomic charged system into the polarizable host is ...
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(AMER INST PHYSICS, 1990-10)
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(IEEE, 2015)This paper first provides a brief survey on existing traffic offloading techniques in wireless networks. Particularly as a case study, we put forward an online reinforcement learning framework for the problem of traffic ...
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(Institute of Electrical and Electronics Engineers (IEEE), 2020)We investigate the energy-efficient channel estimation in wireless networks, where one pilot is inserted for every several data slots to estimate the channel coefficients. Both the channel state information estimation error ...
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(IEEE Inst Electrical and Electronic Engineering Inc., 2017)The coordinated multiple-point (CoMP) transmission technique recently has been considered as an efficient method to achieve energy-efficient cellular wireless communications and enhance cell-edge user performance. Conventional ...
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(Elsevier B.V., 2019)© 2018 Elsevier B.V. We propose an energy-efficient resource block (RB) assignment and power control strategy for underlay device-to-device (D2D) communications in multi-cell networks, where more than one D2D pair is allowed ...
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Energy-Efficient transmission strategies with multiple radios in cognitive radio: Beyond rendezvous (Institute of Electrical and Electronics Engineers Inc., 2018)Cognitive radio (CR) has emerged as a key technology to deal with the frequency spectrum scarcity. The efficient and opportunistic use of the spectrum requires rapid coordination between the secondary users (SUs). Besides, ...
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(Universidad de Chile, 2022)En el contexto climático actual, reducir el impacto ambiental de la humanidad es más importante y urgente que nunca. Esto debe lograrse sin dejar de lado las mejoras que se han conseguido durante las últimas décadas en la ...
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(European Society of Cardiology, 2012)Aims Insulin-like growth factor 1 (IGF-1) is known to exert cardioprotective actions. However, it remains unknown if autophagy, a major adaptive response to nutritional stress, contributes to IGF-1-mediated cardioprotec ...
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(MDPI, 2020)Generating strategies and techniques to feed the increasing world population is a significant challenge under climate change effects such as drought. Rural areas are especially sensitive to such effects as they are unable ...
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(Universidad de Chile, 2009)Al plantearme una interrogante para desarrollar algún tema que me interesara y así finalizar una etapa de mi vida, pensé claramente en el tema de la mujer, por el simple hecho que soy una mujer; pero este simple hecho nunca ...
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(2018)El objetivo de este libro es entregar información sobre la EB, la depresión y el conjunto de las enfermedades del ánimo, facilitando que los pacientes y familiares tengan mejor comprensión de los síntomas y el impacto ...
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(Sociedad Médica de Santiago, 2005-11)The prevalence of celiac disease (CD) is unknown in Chile. We have recently noted a rise in the number of cases diagnosed among adults. Aim: To describe the clinical characteristics of a group of adult celiac patients. ...
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(Sociedad Chilena de Pediatría, 2017)El gluten y otras proteínas relacionadas del trigo, centeno y cebada, tienen propiedades antigénicas que pueden desencadenar reacciones adversas en individuos susceptibles. La enfermedad celíaca fue la primera patología ...
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(Sociedad Médica de Santiago, 2009)Background: Behçet’s disease (BD) is a rare multisystemic inflammatory disease that is potentially disabling and may cause death. Aim: To describe the characteristics of BD patients from two Chilean centers. Patients and ...
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(Universidad de Chile, 2016)INTRODUCCIÓN: Por ser un cáncer in-situ o no invasivo, la notificación de la enfermedad de Bowen (EB) en los registros de cáncer no está normada, por lo que a nivel internacional, no se cuenta con estimaciones de su ...
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(2004)In 1999 Chile declare no vectorial transmission of Chagas disease. On the other hand, the development of dwelling policy which include endemic rural zones, have obtained important advances in human groups with height ...
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(Universidad de Chile, 2010)La enfermedad de Chagas es una patología descuidada, de presentación crónica con un alto impacto social y que actualmente afecta a 8 millones de personas en los países endémicos de Latinoamérica. Esta es una infección ...
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(Universidad de Chile, 2008)La incorporación de Chile en el programa INCOSUR, para la eliminación de la Transmisión Vectorial y Transfusional de la Enfermedad de Chagas, ha contribuido en que la transmisión vertical adquiera mayor relevancia en nuestro ...
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(Universidad de Chile, 1987)