Results 111 to 120 of about 6,504,546 (373)

Investigation of 3D Wave Propagation in Foam‐Core Functionally Graded Material Magneto‐Piezoelectric Smart Nanoplates

open access: yesAdvanced Engineering Materials, EarlyView.
This study reveals how wave propagation in FG‐MEE nanoplates can be tuned via material gradients, porosity, and external fields. Using NSGT and Hamilton's principle, analytical solutions capture key dispersion behaviors. Findings highlight the potential of smart nanoplates for adaptive control in high‐performance applications like sonar and aerospace ...
Mustafa Buğday, Ismail Esen
wiley   +1 more source

Novel Classes of Bipolar Soft Generalized Topological Structures: Compactness and Homeomorphisms

open access: yesFuzzy Information and Engineering
The purpose of this paper is to define bipolar soft generalized compact sets and bipolar soft generalized compact spaces. The structures of g~~-centralized bipolar soft generalized closed sets collection in a bipolar soft generalized compact space are ...
Hind Y. Saleh   +2 more
doaj   +1 more source

Projectively-compact spinor vertices and space-time spin-locality in higher-spin theory

open access: yesPhysics Letters B, 2022
The concepts of compact and projectively-compact spin-local spinor vertices are introduced. Vertices of this type are shown to be space-time spin-local, i.e., their restriction to any finite subset of fields is space-time local.
M.A. Vasiliev
doaj  

Performance Comparison of Surface Sensitizers for Diode Laser Powder Bed Fusion of Polyamide 12

open access: yesAdvanced Engineering Materials, EarlyView.
Laser‐generated nanoparticles transform standard PA12 powders into high‐performance, dye‐free feedstocks for diode laser 3D printing. Despite identical absorbance at 808 nm, CuS, LaB6, and CB coatings reveal striking differences in fusion and strength—unlocking new design space for recyclable, industrial‐grade polymers.
Michael Willeke   +9 more
wiley   +1 more source

On θ-regular spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1994
In this paper we study θ-regularity and its relations to other topological properties. We show that the concepts of θ-regularity (Janković, 1985) and point paracompactness (Boyte, 1973) coincide.
Martin M. Kovár
doaj   +1 more source

The projective resolution of a compact space

open access: yes, 1971
A new proof is given of Gleason's Theorem that in the category of compact Hausdorff spaces and continuous maps, each space has an essentially unique (minimal) projective resolu-
A. Hager
semanticscholar   +1 more source

Finite Element Modeling of Residual Stress Formation during Nanosecond Laser Ablation of Stainless Steel

open access: yesAdvanced Engineering Materials, EarlyView.
This article investigates residual stress formation during single‐spot nanosecond laser ablation of stainless steel. Experimental validation and a parametric study using finite element simulations are employed to analyze thermal effects, ablation dynamics, and stress evolution.
Yutaka Tsumura   +7 more
wiley   +1 more source

Dislocation‐Mediated Thermoelectric Performance and Mechanical Behavior

open access: yesAdvanced Engineering Materials, EarlyView.
Dislocations can scatter phonons to reduce thermal conductivity, thereby enhance thermoelectric performance. However, dislocations also impact mechanical properties, leading to increased brittleness and altered plasticity. It is essential to clarify the complex relationship between dislocations, thermal transport, and mechanical stability to achieve a ...
Bangzhi Ge, Yuan Yu, Chongjian Zhou
wiley   +1 more source

Performance Analysis of Large-Scale Digital Phased Array Mixed-ADC Receiver in Compact Space

open access: yes天地一体化信息网络
In order to evaluate the performance of large-scale digital phased array mixed-ADC receivers under the influence of mutual coupling effects in compact spaces, a performance analysis method was proposed.
ZHANG Yi   +5 more
doaj  

Powder Metallurgy Preparation of Metastable β Ti–Cr–Ge Alloys for Medical Applications

open access: yesAdvanced Engineering Materials, EarlyView.
This study develops metastable β Ti–Cr–Ge alloys using powder metallurgy for biomedical implants. The Ti–10Cr–2Ge alloy exhibits superior mechanical performance with high yield strength (>1100 MPa), low Young's modulus (<85 GPa), and excellent strain hardening behavior.
Teddy Sjafrizal   +3 more
wiley   +1 more source

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