Results 131 to 140 of about 230,214 (378)

Life‐Cycle Assessment of Printed Electronic Components ‐ Case Study for Organic Electrochemical Transistors

open access: yesAdvanced Electronic Materials, EarlyView.
This tutorial introduces a practical framework for implementing early‐stage Life‐Cycle Assessment (LCA) in flexible and printed electronics. Using organic electrochemical transistors (OECTs) as a case study, the modular Process‐of‐Record and open‐access inventory provides a rich resource adaptable to a plethora of technologies in printed electronics ...
Laura Teuerle   +6 more
wiley   +1 more source

Analysis of navigation performance for the Earth Observing System (EOS) using the TDRSS Onboard Navigation System (TONS) [PDF]

open access: yes
Use of the Tracking and Data Relay Satellite System (TDRSS) Onboard Navigation System (TONS) was proposed as an alternative to the Global Positioning System (GPS) for supporting the Earth Observing System (EOS) mission.
Elrod, B.   +3 more
core   +1 more source

Terahertz Channel Modeling, Estimation and Localization in RIS‐Assisted Systems

open access: yesAdvanced Electronic Materials, EarlyView.
Reconfigurable intelligent surfaces have become a recent intensive research focus. Based on practical applications, channel strategies for RIS‐assisted terahertz wireless communication systems are categorized into three different types: channel modeling, channel estimation, and channel localization.
Hongjing Wang   +9 more
wiley   +1 more source

New satellite systems for obtaining data for Geographic information systems [PDF]

open access: yesActa Montanistica Slovaca, 2006
Galileo will be the European global navigation satellite system, providing a highly accurate and a guaranteed global positioning service under the civilian control.
Miroslav Šimčák
doaj  

Safety of Sodium‐Ion Batteries: Evaluation and Perspective from Component Materials to Cells, Modules, and Packs

open access: yesAdvanced Energy Materials, EarlyView.
This review provides a bottom‐up evaluation of sodium‐ion battery safety, linking material degradation mechanisms, cell engineering parameters, and module/pack assembly. It emphasizes that understanding intrinsic material stability and establishing coordinated engineering control across hierarchical levels are vital for preventing degradation coupling ...
Won‐Gwang Lim   +5 more
wiley   +1 more source

THE DEVELOPMENT OF NAVIGATION SYSTEMS IN CIVIL AVIATION

open access: yesНаучный вестник МГТУ ГА, 2017
The article describes the history of navigation systems formation, such as "Cicada" system, which at that time could compete with the US "Transit", European, Chinese Beidou navigation system and the Japanese Quasi-Zenit.The detailed information about ...
A. S. Stepanenko
doaj  

Overview of the development of satellite navigation blanket interference monitoring

open access: yesFrontiers in Physics
Satellite navigation interference monitoring is an important means to effectively evaluate interference and ensure the normal operation of global navigation satellite system (GNSS).
Yinhui He   +9 more
doaj   +1 more source

Global navigation satellite systems

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2007
Научный руководитель: Т.В. Примакина. Тема доклада «Навигационные спутниковые системы». Описываются принципы работы навигационных систем, источники их ошибок и неточностей, а также современные способы их преодоления.
openaire   +1 more source

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