Results 151 to 160 of about 1,737,991 (333)

Influence of Sample Preparation and Processing Procedures on the Thermal Diffusivity of MgO‐C Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
The thermal diffusivity of MgO‐C refractories is highly sensitive to sample preparation and processing procedures. In this article, the effects of coking sequence, machining conditions, structural inhomogeneity, and graphite coating application on measurements using laser flash apparatus are systematically investigated.
Luyao Pan   +4 more
wiley   +1 more source

Ship Emission Measurements Using Multirotor Unmanned Aerial Vehicles: Review

open access: yesJournal of Marine Science and Engineering
This review investigates the ship emission measurements using multirotor unmanned aerial vehicles (UAVs). The monitoring of emissions from shipping is a priority globally, because of the necessity to reduce air pollution and greenhouse gas emissions ...
Lukas Šaparnis   +2 more
doaj   +1 more source

Sustainable Synthesis of Bio‐Based Magnetic and Conductive Wood for Electromagnetic Interference Shielding Applications

open access: yesAdvanced Engineering Materials, EarlyView.
A wood‐based magnetic and conductive material called Magwood (MW), capable of blocking almost 99.99% of electromagnetic waves (in the X‐band frequency range), is synthesized using a simple, solvent‐free process. MW is lightweight, resists water, and is flame‐retardant, making it a promising alternative for shielding electronics. The rapid proliferation
Akash Madhav Gondaliya   +3 more
wiley   +1 more source

Managing Air Traffic Flow With Link Flow Rate Control: A Pure Integer Programming Model With More Accurate Link Connection Modeling

open access: yesJournal of Advanced Transportation
This paper develops a mathematical optimization approach for link-level air traffic flow management. First, a pure integer programming model is established for the problem on a link level.
Han Zhong   +3 more
doaj   +1 more source

Establishing Rigorous Certification Standards: A Systematic Methodology for AI Safety-Critical Systems in Military Aviation

open access: yesIEEE Access
This article presents a systematic methodology for developing a certification standard for AI safety-critical systems in military aviation, amalgamating military and civil airworthiness references.
Delgado-Aguilera Jurado Raquel   +5 more
doaj   +1 more source

Thermoelectric Modules Incorporating MgAgSb and Mg3(Sb,Bi)2 Synthesized Using a Melting Method

open access: yesAdvanced Engineering Materials, EarlyView.
A scalable synthesis method for a thermoelectric material of MgAgSb is established. A thermoelectric power module of MgAgSb/Mg3(Sb,Bi)2 is fabricated, showing the conversion efficiency of 7.4% at ΔT = 315 K. The performance is comparable to conventional Bi2Te3 modules when they are operated with an air‐cooled heat exchanger.
Kazuo Nagase   +8 more
wiley   +1 more source

Economic Importance of Air Transport and Airport Activities in Belgium [PDF]

open access: yes
This study is a publication issued by the Microeconomic Analysis service of the National Bank of Belgium, in partnership with the Department of Transport and Regional Economics of the University of Antwerp (UA).
Franziska Kupfer, Frédéric Lagneaux
core  

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