Results 71 to 80 of about 29,016 (334)

Characterization of Nitinol Produced by Laser Powder Bed Fusion for Mechanical Metamaterial Applications

open access: yesAdvanced Engineering Materials, EarlyView.
Stabilization of L‐PBF Ni50.7Ti49.3 under low‐cycle loading was investigated. Recoverable strain after cycling was dependent on the amount of applied load. Recovery ratio was 53.4% and 35.1% at intermediate and high load, respectively. The maximum total strain reached 10.3% at a high load of 1200 MPa.
Ondřej Červinek   +5 more
wiley   +1 more source

RADAR SIGNATURE ASSESSMENT OF REFLECTOR ANTENNA WITH A KNIFE-SHAPED SCREEN

open access: yesСистеми обробки інформації
The article considers the radar signature of a reflector antenna with a knife-shaped screen, which in its design resembles a dihedral corner reflector, which is usually employed as a mean for enhancing the intensity of radar returns in certain ...
І.Є. Ряполов
doaj   +1 more source

Differential SAR interferometry using corner reflectors

open access: yesIEEE International Geoscience and Remote Sensing Symposium, 2003
The differential InSAR technique has the potential for monitoring centimetre-scale ground motion in an accurate and cost-effective manner. Probably the most important limiting factor in the application of InSAR is temporal change in the complex reflectivity of the ground surface during the period between radar acquisitions.
Xia, Y., Kaufmann, H., Guo, X.
openaire   +3 more sources

Laser Metal Powder Deposition of Titanium Microalloyed HSLA Steel FeC0.12Si0.25Mn1.3

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the additive manufacturing of titanium‐doped high‐strength low‐alloy (HSLA) steel via laser metal deposition. It reveals distinct process‐structure relationships for elemental powder blends compared to prealloyed feedstocks.
Olaf Stelling   +2 more
wiley   +1 more source

The far field diffraction pattern for corner reflectors with complex reflection coefficients [PDF]

open access: yes
The far field diffraction pattern of a geometrically perfect corner reflector is examined analytically for normally incident monochromatic light.
Alley, C. O.   +3 more
core   +1 more source

3D‐Printed Giant Magnetoresistive (GMR) Sensors Based on Self Compliant Springs

open access: yesAdvanced Engineering Materials, EarlyView.
This work explores 3D‐printed GMR sensors utilizing self‐compliant spring structures and conductive PLA composites. By optimizing arm width, we achieved high piezoresistive (0.34%/mm) and magnetoresistive (0.77%/mT) sensitivities. Demonstrated through Bluetooth‐integrated pressure and magnetic position sensing, these full printed low‐cost, customizable
Josu Fernández Maestu   +4 more
wiley   +1 more source

Design study on enhancing acoustic target strength of underwater spherical embedded corner reflector structure

open access: yesZhongguo Jianchuan Yanjiu
ObjectiveTo design a compact underwater passive acoustic decoy with high target strength, this study proposes a novel structure in which a specific number of corner reflectors are uniformly embedded on a sphere following a spherical spiral pattern.
Zihao LIU   +5 more
doaj   +1 more source

Scattering from coated structures and antenna pattern control using impedance surfaces, part A/B [PDF]

open access: yes
The scattering from coated, conducting structures, specifically the coated dihedral corner reflector configuration and the coated strip/plate configuration is examined.
Balanis, Constantine A.   +2 more
core   +1 more source

Inflatable radar reflector unit Patent [PDF]

open access: yes, 1965
Inflatable radar reflector unit - lightweight, highly reflective to electromagnetic radiation, and adaptable for erection and deployment with minimum effort and ...
Radnofsky, M. I., Shewmake, G. A.
core   +1 more source

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

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