Results 1 to 10 of about 54,530 (291)

An Independent UAV-Based Mobile Base Station [PDF]

open access: goldSensors
In disaster scenarios, e.g., earthquakes, tsunamis, and wildfires, communication infrastructure often becomes severely damaged. To rapidly restore damaged communication systems, we propose a UAV-based mobile base station equipped with Public Safety LTE ...
Sung-Chan Choi, Sung-Yeon Kim
doaj   +6 more sources

Mobile charging station for electric tractors [PDF]

open access: yesBIO Web of Conferences
The paper examines the issues of providing electrical energy to tractors operating on electric traction. Problems associated with the lack of infrastructure necessary for charging and recharging traction batteries are described.
Nesterenko Irina   +6 more
doaj   +2 more sources

Hyaluronic Acid‐Based Injectable Hydrogels for Wound Dressing and Localized Tumor Therapy: A Review

open access: yesAdvanced NanoBiomed Research, 2022
Hyaluronic acid (HA)‐based hydrogels are regarded as ideal candidates for wound dressing and localized cancer treatment due to the excellent biocompatibility, potential targeting property, and highly adaptable structure for modulated functionalities ...
Xu Yang   +6 more
doaj   +1 more source

Metabolism and antioxidant activity of SlGSTD1 in Spodoptera litura as a detoxification enzyme to pyrethroids

open access: yesScientific Reports, 2022
Glutathione S-transferase (GSTs) are members of multifunction enzymes in organisms and mostly known for their roles in insecticide resistance by conjugation.
Dongzhi Li   +4 more
doaj   +1 more source

Proposing a mathematical model of balancing the inventory of multi-zone bicycle sharing systems with mobile stations and applying maintenance constraints

open access: yesTransport, 2022
Regarding the necessity of developing transportation infrastructures and its increasing importance in urban issues, nowadays in different cities, bicycles are considered the main and sustainable vehicle along with walking and drawing more attention day ...
Farshad Kaveh   +3 more
doaj   +1 more source

Design and Experimental Validation of a Compact Low-Cost Weather Station for Solar Photovoltaic Applications [PDF]

open access: yesEAI Endorsed Transactions on Energy Web, 2021
This paper presents a compact low-cost weather station specially dedicated to renewable energy applications based on solar photovoltaic (PV) technologies.
Jose Salgado   +4 more
doaj   +1 more source

Research and development of integrated servo system for Shanghai seismic mobile observatory

open access: yes地震科学进展, 2021
This paper introduces a set of intelligent servo system for mobile station equipment,which can provide energy,transmission and monitoring services for seismic mobile observation station,so as to ensure the smooth development of mobile observation in the ...
Xiao Pei, Hangyi Lin
doaj   +1 more source

Enhance the Capacity of MIMO Wireless Communication Channel using SVD and Optimal Power Allocation Algorithm [PDF]

open access: yesInternational Journal of Electronics and Telecommunications, 2019
Multiple input multiple output (MIMO) is a multiple antenna technology used extensively in wireless communication systems. With the ever increasing demand in high data rates, MIMO system is the necessity of wireless communication.
Dalveer Kaur, Neeraj Kumar
doaj   +1 more source

High cell density fed-batch production of insecticidal recombinant ribotoxin hirsutellin A from Pichia pastoris

open access: yesMicrobial Cell Factories, 2018
Background The fungal ribotoxin hirsutellin A (HtA) exhibits strong insecticidal activity; however, efficient systems for expressing recombinant HtA (rHtA) are lacking.
Hongbo Li, Yuxian Xia
doaj   +1 more source

Implementation of a Mobile Pollution Monitoring Station: A Case Study for the City of Mohammédia [PDF]

open access: yesE3S Web of Conferences
This study promotes the development of automated air quality measurement devices in Mohammédia and Ben Slimane. The aim is to address air pollution, which mainly consists of fine particles (PM2.5, PM10) and polluting gases (NO2, CO, CO2). These gases are
El Arfaoui Adil   +3 more
doaj   +1 more source

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