Results 111 to 120 of about 5,051,465 (303)

Data aggregation in wireless sensor network for optimizing network lifetime

open access: yesDianxin kexue, 2016
Taking target tracking in wireless sensor network(WSN)as application background,data aggregation for optimizing network lifetime based on extended Kalman filter method was researched,and an algorithm which considered both tracking accuracy and node ...
Qifen DONG   +4 more
doaj   +2 more sources

Network lifetime versus the percentage of malicious nodes.

open access: yes, 2013
Network lifetime versus the percentage of malicious nodes.
Yuqing Zhang (32031)   +2 more
core   +1 more source

From Food to Power: Hydrogel Thermoelectrics for Ingestible Electronics

open access: yesAdvanced Functional Materials, EarlyView.
We introduce a fully edible thermoelectric–electrochromic platform that harvests heat from food and converts it into a visible color change. N‐type and p‐type hydrogel thermoelectric generators connected in series power anthocyanin‐based electrochromic displays, demonstrating the feasibility of safe, biodegradable, ingestible systems for on‐food ...
Antonia Georgopoulou   +3 more
wiley   +1 more source

Energy efficient heterogeneous DEEC protocol for enhancing lifetime in WSNs

open access: yesEngineering Science and Technology, an International Journal, 2017
In this paper, we propose a 3-level heterogeneous network model for WSNs to enhance the network lifetime, which is characterized by a single parameter.
Samayveer Singh   +2 more
doaj   +1 more source

Self‐Sintering Ionogel Binder for Flexible, Recyclable, and Healable Printed Giant Magnetoresistive Sensors

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Electronic waste has emerged as a major environmental challenge, driven by the massive consumption and a limited lifetime of modern electronic devices, stimulating the development of sustainable electronics. Here, an all‐biomaterial gelatin‐choline‐citric acid ([Ch][CA]) ionogel is developed as an active binder to realize self‐sintered ...
Lin Guo   +10 more
wiley   +1 more source

The impact of a number of nodes on network lifetime.

open access: yes, 2019
The impact of a number of nodes on network lifetime.
Naveed Islam (7407248)   +7 more
core   +1 more source

Regulated Ion‐Diffusion Hydrogels for Subtle and Multimodal Temperature‐Strain Sensing in Wound Monitoring

open access: yesAdvanced Functional Materials, EarlyView.
A soft, dual‐channel hydrogel patch enables simultaneous detection of wound temperature and strain by integrating ion‐diffusion‐mediated thermoelectric and resistive sensing. The conformal design maintains stable performance during motion, capturing subtle inflammatory and mechanical changes for continuous wound monitoring.
Yu Fang   +7 more
wiley   +1 more source

Lifetime Modeling of a Sensor Network

open access: yes, 2008
— Lifetime of a sensor network is defined as the time after which certain fraction of sensor nodes run out of their batteries, resulting in a routing hole within the network.

core  

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

Enhanced Dual-Selection Krill Herd Strategy for Optimizing Network Lifetime and Stability in Wireless Sensor Networks. [PDF]

open access: yesSensors (Basel), 2023
Balaram A   +6 more
europepmc   +1 more source

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