Results 21 to 30 of about 427,856 (306)

The Effect of Scanning Strategies on FeCrAl Nuclear Thin-Wall Cladding Manufacturing Accuracy by Laser Powder Bed Fusion

open access: yesCrystals, 2022
FeCrAl alloy has been proposed as an alternative material for accident-tolerant fuel (ATF) cladding for nuclear reactors. Thin-wall cladding can be rapidly fabricated by laser powder bed fusion (LPBF). In this paper, a finite element model is established
Fusheng Cao   +9 more
doaj   +1 more source

Measurement of Scars Using Structured-Light 3D Scanning in Forensic Practice [PDF]

open access: yesFayixue Zazhi, 2020
Objective To validate the accuracy and reliability of structured-light three-dimensional (SL-3D) scanning in measuring the length and area of the regular and irregular scars on body surface and discuss its value in forensic practice.
FU Jia-qi, YANG Zi-qian, LIU Zi-long, et al
doaj   +1 more source

Powder Bed Selective Laser Processing of Alumina: Scanning Strategies Investigation

open access: yesApplied Sciences, 2022
Powder Bed Selective Laser Processing (PBSLP) is a promising technique for the additive manufacturing of alumina. For the method’s success, PBSLP process parameters such as laser power, scanning speed, hatching distance, and scanning strategies need to ...
Mohamed Abdelmoula   +3 more
doaj   +1 more source

A New Scheme of Applying CORPS and Crossovers to Reduce the Number of Phase Shifters in Antenna Arrays

open access: yesSensors, 2022
This paper presents a new scheme of applying CORPS (coherently radiating periodic structures) for reducing the number of phase shifters in linear antenna arrays.
Gilberto Calvillo   +3 more
doaj   +1 more source

Narrow band space scanning two-dimensional linear frequency diverse array radar

open access: yesThe Journal of Engineering, 2019
Two–dimensional (2D) linear frequency diverse array (FDA) concept is extended to scan a 2D wide angular sector. This is achieved by highly unequal frequency increments in orthogonal 2D directions of the array.
Ramazan Çetiner, Altunkan Hizal
doaj   +1 more source

Linear scan register allocation on SSA form [PDF]

open access: yesProceedings of the 8th annual IEEE/ACM international symposium on Code generation and optimization, 2010
The linear scan algorithm for register allocation provides a good register assignment with a low compilation overhead and is thus frequently used for just-in-time compilers. Although most of these compilers use static single assignment (SSA) form, the algorithm has not yet been applied on SSA form, i.e., SSA form is usually deconstructed before ...
Christian Wimmer, Michael Franz
openaire   +1 more source

Ultrasonic Rayleigh wave enhancements from angled defects in aluminium [PDF]

open access: yes, 2011
Non-linear enhancements of ultrasonic surface wave amplitude and frequency have been observed when an incident wave interacts with a surface defect.
Edwards, R. S. (Rachel S.)   +7 more
core   +1 more source

Hot-spots finding with modular gamma-ray system for sort and segregate activities [PDF]

open access: yesEPJ Web of Conferences, 2023
In the framework of the PI3SO project (Proximity Imaging System for Sort and Segregate Operations) funded by INFN-Energy project, aimed at the low and intermediate level radioactive waste (radwaste) classification, conditioning and characterization, a ...
Elio Poma Gaetano   +3 more
doaj   +1 more source

Soft Microelectrode Linear Array for Scanning Electrochemical Microscopy [PDF]

open access: yesAnalytical Chemistry, 2010
A linear array of eight individual addressable microelectrodes has been developed in order to perform high-throughput scanning electrochemical microscopy (SECM) imaging of large sample areas in contact regime. Similar to previous reports, the soft microelectrode array was fabricated by ablating microchannels on a polyethylene terephthalate (PET) film ...
Cortés-Salazar, Fernando   +4 more
openaire   +4 more sources

Real-space imaging of the atomic-scale magnetic structure of Fe1+yTe [PDF]

open access: yes, 2014
Spin-polarized scanning tunneling microscopy (SP-STM) has been used extensively to study magnetic properties of nanostructures. Using SP-STM to visualize magnetic order in strongly correlated materials on an atomic scale is highly desirable, but ...
Lin, Chengtian   +20 more
core   +1 more source

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