Results 111 to 120 of about 255,891 (299)

On the Lightweight Potential of Laser Additive Manufactured NiTi Triply Periodic Minimal Sheet Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the lightweight potential of laser additive‐manufactured NiTi triply periodic minimal surface sheet lattices. It systematically investigates the effects of relative density and unit cell size on surface quality, deformation recovery, compression behavior, and energy absorption.
Haoming Mo   +3 more
wiley   +1 more source

Efficient Robust Estimation of Regression Models (Revision of DP 2006-08) [PDF]

open access: yes
This paper introduces a new class of robust regression estimators. The proposed twostep least weighted squares (2S-LWS) estimator employs data-adaptive weights determined from the empirical distribution, quantile, or density functions of regression ...
Cizek, P.
core   +1 more source

Sub-nanosecond point-plane gas breakdown [PDF]

open access: yes, 2003
Gas Breakdown in the sub-nanosecond regime is of interest for plasma limiters, ultra-wideband-RADAR sources, and switching in high-speed pulsed-power applications.
Spears, Jay W
core  

Variation of Discharge Characteristics With Temperature in Moving Transformer Oil Contaminated by Metallic Particles

open access: yesIEEE Access, 2018
During the operation of power transformers, the insulating oil is actually in a moving state due to the effects of various cooling systems. Therefore, the investigation on insulation characters of moving transformer oil is necessary.
Cheng Pan   +4 more
doaj   +1 more source

Electrochemical Evaluation of Compressed Selective Laser Melted AlSi7Mg and AlSi10Mg Alloys in Chloride Environment

open access: yesAdvanced Engineering Materials, EarlyView.
The corrosion performance of AlSi7Mg and AlSi10Mg alloys produced through selective laser melting (SLM) was examined under compressive stress in a chloride environment. Electrochemical analyses, including open‐circuit potential (OCP), potentiodynamic polarization (CPP), and electrochemical impedance spectroscopy (EIS), were complemented by scanning ...
Femi John Akinfolarin   +2 more
wiley   +1 more source

Weighted Repeated Median Smoothing and Filtering [PDF]

open access: yes
We propose weighted repeated median filters and smoothers for robust non-parametric regression in general and for robust signal extraction from time series in particular.
Fried, Roland   +2 more
core  

Modeling the breakdown spots in silicon dioxide films as point contacts [PDF]

open access: yes, 1999
Experiments and simulations are combined to demonstrate that the hard dielectric breakdown of thin SiO2 films in polycrystaline silicon/oxide/semiconductor structures leads to the formation of conduction paths with atomic-size dimensions which behave as ...
Miranda, Enrique   +4 more
core   +1 more source

Microstructural Evolution and Vacancy Defect Formation in Mn–Mo–Ni RPV Steel Under Low Cycle Fatigue: Insights From EBSD and PALS

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐cycle fatigue damage in Mn–Mo–Ni reactor pressure vessel steel is examined using a combined electron backscatter diffraction and positron annihilation lifetime spectroscopy approach. The study correlates texture evolution, dislocation substructure development, and vacancy‐type defect formation across uniform, necked, and fracture regions, providing
Apu Sarkar   +2 more
wiley   +1 more source

A point cloud analysis method for high-voltage breakdown and creepage inside metal-encapsulated system-in-package

open access: yesDianzi Jishu Yingyong
This paper combines high-precision modeling and graph theory ideas to establish a novel reliability analysis method, which provides a strong guarantee for product design and testing, for analyzing the potential risk of breakdown and creepage inside the ...
Wang Lu   +3 more
doaj   +1 more source

ASYMPTOTIC THEORY FOR SOME HIGH BREAKDOWN POINT ESTIMATORS

open access: yesEconometric Theory, 2002
High breakdown point estimators in regression are robust against gross contamination in the regressors and also in the errors; the least median of squares (LMS) estimator has the additional property of packing the majority of the sample most tightly around the estimated regression hyperplane in terms of absolute deviations of the residuals and ...
openaire   +2 more sources

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