Results 71 to 80 of about 24,854,148 (363)

Energy-Efficient Power Control: A Look at 5G Wireless Technologies [PDF]

open access: yesIEEE Transactions on Signal Processing, 2015
This paper develops power control algorithms for energy efficiency (EE) maximization (measured in bit/Joule) in wireless networks. Unlike previous related works, minimum-rate constraints are imposed and the signal-to-interference-plus-noise ratio takes a
Alessio Zappone   +4 more
semanticscholar   +1 more source

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

Topology-Constrained Flexibility Assessment of Adjustable Resources in the Regional Electricity Spot Market

open access: yesEnergies
The transition toward modern power systems with high renewable penetration has significantly increased the demand for system flexibility. However, existing reserve capacity assessment methods often overestimate the actual deliverable flexibility by ...
Bochun Zhan   +7 more
doaj   +1 more source

Power-control-based band allocation in multiband CDMA

open access: yes, 2001
Multiband CDMA is useful for constructing DSCDMA (CDMA) systems over a non-contiguous spectrum. The method by which users are assigned to their respective frequency bands, termed 'band allocation', is an important part of assuring good performance in ...
Robert S. Karlsson (19118398)   +3 more
core   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Unified Power Flow Controller for Power Flow Control

open access: yes, 2021
This paper presents the introduction of Unified Power Flow Controller (UPFC) for solving power flow control problem in power system. The Unified Power Flow Controller is a distinctive FACTS (Flexible AC Transmission Systems) device that is the utmost sophisticated and complex power electronic equipment and has developed for the control and optimization
openaire   +1 more source

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

Analysis of the monitoring and identification effect of system cognitive service technology on DC system in power grid

open access: yesEnergy Informatics
In contemporary power grid infrastructure, the stability and health of DC systems are critical for uninterrupted energy delivery. As these systems become more complex, traditional monitoring methods are inadequate for detecting early warning signs and ...
Xiaogang Wu, Xingwang Chen, Kun Zhang
doaj   +1 more source

A direct load control model for virtual power plant management

open access: yes, 2009
In the framework of liberalized electricity markets, distributed generation and controllable demand have the opportunity to participate in the real-time operation of transmission and distribution networks.
Ruiz, Nerea   +2 more
core   +1 more source

A Linear Programming Model for Power Flow Control Problem Considering Controllable and Fluctuating Power Devices [PDF]

open access: yes, 2019
The integration of renewable energy sources into grid, and ever growing power demand have increased the risks of stability and quality of power of the grid.
Javaid, Saher   +5 more
core   +1 more source

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