Results 31 to 40 of about 23,788 (261)

Theoretical and practical aspects of military wireless sensor networks

open access: yesJournal of Telecommunications and Information Technology, 2023
Wireless sensor networks can be used by the military for a number of purposes such as monitoring militant activity in remote areas and force protection.
Michael Winkler   +3 more
doaj   +1 more source

Designing Polymer Nanocomposites for X‐Ray Shielding: Mechanisms, Architectures, and Scalable Processing

open access: yesAdvanced Engineering Materials, EarlyView.
This review highlights advances in lightweight, lead‐free polymer nanocomposites for diagnostic X‐ray shielding. By linking filler chemistry, dispersion, architecture, and photon interaction mechanisms, it establishes structure–performance relationships guiding material design.
Aklilu G. Messele   +2 more
wiley   +1 more source

Fluvial navigation and molitary engincering in Spain, 16th-17th centuries. From Pérez de Oliva y Antonelli to Leonardo Torriani y Luis Carduchi

open access: yesAnales de Historia del Arte, 2007
Really it would be paper’s engineering, because in practice only been accoplished a minimal, but we have in this documents importants testimonies of artitic culture in the Spain of Habsburg, and the fundamental works of the engineers of his service, from
Diego Suárez Quevedo
doaj  

Faculty of Special Engineering

open access: yesCommunications, 2003
The Faculty of Special Engineering of the University of Žilina was transformed from the Military Faculty of the University of Žilina. The previous faculty was established in 1952 and, at this time the Faculty was constituted as the Railway Faculty and a ...
Pavel Polednak
doaj   +1 more source

Receptor‐Free Identification of Toxic Gases Enabled by Hygroscopic Aqueous Salt Films

open access: yesAdvanced Functional Materials, EarlyView.
Water as a gas sensor coating sounds impossible—until it stops evaporating. Here, hygroscopic salt solutions (LiCl, LiBr, H3PO4) form non‐drying aqueous films on CNT chemiresistors under ambient air. Gases partition into these liquid layers, sometimes transforming into water, and generate salt‐specific resistance fingerprints across a four‐channel ...
Seongwoo Lee   +5 more
wiley   +1 more source

Dual‐Mode Magnetic Elastomer for On‐Demand Motion and Degradation

open access: yesAdvanced Functional Materials, EarlyView.
A dual‐mode magnetic elastomer is introduced, enabling DC field‐driven programmable actuation and AC field‐driven magnetothermal degradation. GHz‐range magnetic fields generate ultrafast heating of magnetic nanoparticles that activates cleavage of the silicone elastomer matrix.
Jieun Han   +13 more
wiley   +1 more source

Arte e ciência na Amazônia no século XVIII: o Prospecto da Vila de Cametá

open access: yesCaiana: Revista de Historia del Arte y Cultura Visual, 2014
With the aim of analyzing the iconography and the maps of the Philosophical Journey (1783-1792) led by Alexandre Rodrigues Ferreira, this work follows an excursion to the Rio Tocantins in the captaincy of the Grão-Pará, realized in January 1784, when the
Ermelinda Moutinho Pataca
doaj  

Airlift Maintenance and Sustainment: The Indirect Costs

open access: yesAerospace, 2020
This article aims to present and discuss a set of technical matters affecting the maintenance and sustainment cost of military transport aircraft (airlifters). An overview of the military aviation technical support system is provided, in conjunction with
Kyriakos I. Kourousis
doaj   +1 more source

Military Gymnasium in Irkutsk

open access: yesПроект Байкал, 2021
The article presents the results of the qualification work “Renovation of the territory of Irkutsk Higher Military Aviation Engineering School with the development of a fragment of the military gymnasium complex in Irkutsk”. The historical context, urban
Анастасия Синькова   +1 more
doaj   +1 more source

Systems Engineering Issues in Microgrids for Military Installations [PDF]

open access: yes, 2020
30th Annual INCOSE international symposiumThis article investigates the systems engineering issues involved in the design of microgrid systems for military installations.
Parker, Gary W.   +3 more
core  

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