8,811 research outputs found

    Solar thermoelectric generator design and panel development program

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    Thermoelectric and mechanical performance of silicon-germanium solar thermoelectric generato

    Charge migration in organic materials: Can propagating charges affect the key physical quantities controlling their motion?

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    Charge migration is a ubiquitous phenomenon with profound implications throughout many areas of chemistry, physics, biology and materials science. The long-term vision of designing functional materials with tailored molecular scale properties has triggered an increasing quest to identify prototypical systems where truly molecular conduction pathways play a fundamental role. Such pathways can be formed due to the molecular organization of various organic materials and are widely used to discuss electronic properties at the nanometer scale. Here, we present a computational methodology to study charge propagation in organic molecular stacks at nano and sub-nanoscales and exploit this methodology to demonstrate that moving charge carriers strongly affect the values of the physical quantities controlling their motion. The approach is also expected to find broad application in the field of charge migration in soft matter systems.Comment: 18 pages, 6 figures, accepted for publication in the Israel Journal of Chemistr

    A Mobile Geo-Communication Dataset for Physiology-Aware DASH in Rural Ambulance Transport

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    Use of telecommunication technologies for remote, continuous monitoring of patients can enhance effectiveness of emergency ambulance care during transport from rural areas to a regional center hospital. However, the communication along the various routes in rural areas may have wide bandwidth ranges from 2G to 4G; some regions may have only lower satellite bandwidth available. Bandwidth fluctuation together with real-time communication of various clinical multimedia pose a major challenge during rural patient ambulance transport.; AB@The availability of a pre-transport route-dependent communication bandwidth database is an important resource in remote monitoring and clinical multimedia transmission in rural ambulance transport. Here, we present a geo-communication dataset from extensive profiling of 4 major US mobile carriers in Illinois, from the rural location of Hoopeston to the central referral hospital center at Urbana. In collaboration with Carle Foundation Hospital, we developed a profiler, and collected various geographical and communication traces for realistic emergency rural ambulance transport scenarios. Our dataset is to support our ongoing work of proposing "physiology-aware DASH", which is particularly useful for adaptive remote monitoring of critically ill patients in emergency rural ambulance transport. It provides insights on ensuring higher Quality of Service (QoS) for most critical clinical multimedia in response to changes in patients' physiological states and bandwidth conditions. Our dataset is available online for research community.Comment: Proceedings of the 8th ACM on Multimedia Systems Conference (MMSys'17), Pages 158-163, Taipei, Taiwan, June 20 - 23, 201

    Some Sunny Day

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    https://digitalcommons.library.umaine.edu/mmb-vp/2468/thumbnail.jp

    An Orange Grove In California

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    https://digitalcommons.library.umaine.edu/mmb-vp/4029/thumbnail.jp

    Lady Of The Evening

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    https://digitalcommons.library.umaine.edu/mmb-vp/1940/thumbnail.jp

    The Syncopated Vamp

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    https://digitalcommons.library.umaine.edu/mmb-vp/2566/thumbnail.jp

    Bells

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    https://digitalcommons.library.umaine.edu/mmb-vp/4934/thumbnail.jp
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