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Full-Text Articles in Science and Technology Studies

Networks Of Isolation: The Case Of Donald J. Trump, Facebook, And The Limits Of Social Movement Theory, Carol L. Stimmel May 2018

Networks Of Isolation: The Case Of Donald J. Trump, Facebook, And The Limits Of Social Movement Theory, Carol L. Stimmel

International Development, Community and Environment (IDCE)

The 2016 election that catapulted Donald J. Trump to the U.S. presidency has raised questions for how Facebook may have enabled the emergence and coalescence of a social movement among traditionally improbable voters. The research in this paper engages with contemporary social movement theory, assessing its adequacy for explaining the role of Facebook as a primary method for facilitating a social movement among the civically-alienated, who are the most unlikely of all Americans to join an organized collective for change. From a methodological perspective, the exploration takes up the case as a strategy of inquiry to explore social movement theory …


Channel Autocorrelation-Based Dynamic Slot Scheduling For Body Area Networks, Hongyun Zhang, Farzad Safaei, Le Chung Tran Jan 2018

Channel Autocorrelation-Based Dynamic Slot Scheduling For Body Area Networks, Hongyun Zhang, Farzad Safaei, Le Chung Tran

Faculty of Engineering and Information Sciences - Papers: Part B

As a promising technology in the context of m-health and e-medical, wireless body area networks (WBANs) have a stringent requirement in terms of transmission reliability. Meanwhile, the wireless channel in WBANs is prone to deep fading due to multiple reasons, such as shadowing by the body, reflection, diffraction, and interference. To meet the challenge in transmission reliability, the dynamic slot scheduling (DSS) methods have attracted considerable interest in recent years. DSS method does not require extra hardware or software overhead on the sensor side. Instead, the hub optimizes the time-division multiple access slots by selecting the best permutation at the …


Real-Time Management Of Groundwater Resource Based On Wireless Sensor Networks, Qingguo Zhou, Chong Chen, Gaofeng Zhang, Huaming Chen, Dan Chen, Yingnan Yan, Jun Shen, Rui Zhou Jan 2018

Real-Time Management Of Groundwater Resource Based On Wireless Sensor Networks, Qingguo Zhou, Chong Chen, Gaofeng Zhang, Huaming Chen, Dan Chen, Yingnan Yan, Jun Shen, Rui Zhou

Faculty of Engineering and Information Sciences - Papers: Part B

Groundwater plays a vital role in the arid inland river basins, in which the groundwater management is critical to the sustainable development of area economy and ecology. Traditional sustainable management approaches are to analyze different scenarios subject to assumptions or to construct simulation–optimization models to obtain optimal strategy. However, groundwater system is time-varying due to exogenous inputs. In this sense, the groundwater management based on static data is relatively outdated. As part of the Heihe River Basin (HRB), which is a typical arid river basin in Northwestern China, the Daman irrigation district was selected as the study area in this …


Performance Evaluation Of Full-Duplex Energy Harvesting Relaying Networks Using Pdc Self-Interference Cancellation, Jiaman Li, Le Chung Tran, Farzad Safaei Jan 2018

Performance Evaluation Of Full-Duplex Energy Harvesting Relaying Networks Using Pdc Self-Interference Cancellation, Jiaman Li, Le Chung Tran, Farzad Safaei

Faculty of Engineering and Information Sciences - Papers: Part B

In this paper, throughput and bit error performance of an in-band full duplex (IBFD) relaying system assisted by the radio frequency energy harvesting technique and the polarization-enabled digital self-interference cancellation (PDC) scheme are investigated. In particular, the relay node harvests power from the wireless radio frequency signal transmitted from the source node and uses this power to amplify and forward signals to the destination. Meanwhile, the PDC scheme is used at the relay node to cancel the self-interference signal in order to facilitate the concurrent in-band transmission and reception. The impact of both energy harvesting and self-interference cancellation on the …