Results 41 to 50 of about 297,256 (273)

Interaction between Molten Al‐Killed Mn–B Steel and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
High‐temperature interactions between low‐sulfur Al‐killed Mn–B steel and MgO–C refractories (0 and 50 wt% recyclates) are studied via finger immersion tests (1600 °C). Surface‐active elements influence infiltration. MgO/CaS layer forms, along with spinel and calcium silicate.
Matheus Roberto Bellé   +5 more
wiley   +1 more source

Indoor Measurement Research on Polarimetric Scattering Characteristics of UAV

open access: yesLeida xuebao, 2016
Knowledge of target polarization characteristics is valuable for radar target detection, classification, and identification. We conducted experimental research on an Unmanned Aerial Vehicle (UAV) with complex materials and structures to determine the ...
Bai Yang   +3 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

Distribution of Electrical Resistivity in Single Carbon Fiber Filaments and Its Correlation With Tensile Modulus

open access: yesAdvanced Engineering Materials, EarlyView.
A statistical framework is applied to quantify the distribution of electrical resistivity among individual filaments of two commercially available carbon fiber types. Correlations between filament resistivity, tensile modulus, and diameter are examined and complemented by TEM analysis to provide new insight into filament‐level variability relevant for ...
Nils Wieja   +9 more
wiley   +1 more source

The effective ellipsoid: a method for calculating the permittivity of composites with multilayer ellipsoids

open access: yesScience and Engineering of Composite Materials, 2018
In order to calculate the effective permittivity of a mixture with multilayer ellipsoids, this paper presents a self-consistent approximation (SCA) on the basis of the Bruggeman’s analytical model.
Yuan Liming   +3 more
doaj   +1 more source

Research on Electromagnetic Scattering Influence of Transmission Towers on Medium Wave Antenna Based on the Characteristic Mode Theory

open access: yesInternational Journal of Antennas and Propagation, 2023
Electromagnetic scattering from UHV transmission towers is a major factor affecting the safety and stability of the surrounding antenna signal system. In this paper, the electromagnetic scattering effect of ±800 kV UHV DC transmission tower on the medium-
Shiqi Zong   +4 more
doaj   +1 more source

Electromagnetic Scattering Characteristic Extraction and Imaging Recognition Algorithm: A Review

open access: yesLeida xuebao, 2022
One remarkable trend in applying synthetic aperture radar technology is the automatic interpretation of Synthetic Aperture Radar (SAR) images. The electromagnetic scattering characteristics have a robust correlation with the target structure, which ...
Mengdao XING   +5 more
doaj   +1 more source

Quantum Emitters in Hexagonal Boron Nitride: Principles, Engineering and Applications

open access: yesAdvanced Functional Materials, EarlyView.
Quantum emitters in hexagonal boron nitride have emerged as a promising candidate for quantum information science. This review examines the fundamentals of these quantum emitters, including their level structures, defect engineering, and their possible chemical structures.
Thi Ngoc Anh Mai   +8 more
wiley   +1 more source

User's manual for three dimensional FDTD version D code for scattering from frequency-dependent dielectric and magnetic materials [PDF]

open access: yes
The Penn State Finite Difference Time Domain Electromagnetic Scattering Code version D is a 3-D numerical electromagnetic scattering code based upon the finite difference time domain technique (FDTD).
Beggs, John H.   +2 more
core   +4 more sources

Efficient Simulation Method for High Quality SAR Images of Complex Ground Vehicles

open access: yesLeida xuebao, 2015
Aiming at meeting the requirement of the amass high-quality SAR images needed by template-based ground target recognition engineering practice, a novel efficient SAR signal level simulation method is proposed.
Dong Chun-zhu   +3 more
doaj  

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