Results 11 to 20 of about 1,042,695 (274)

Experimental Investigation of Linear Encoder’s Subdivisional Errors under Different Scanning Speeds

open access: yesApplied Sciences, 2020
Optical encoders are widely used in applications requiring precise displacement measurement and fluent motion control. To reach high positioning accuracy and repeatability, and to create a more stable speed-control loop, essential attention must be ...
Donatas Gurauskis   +2 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

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   +3 more sources

Fragility of a thermoplastic polymer. Influence of main chain rigidity in polycarbonate [PDF]

open access: yes, 2005
We present new data on a vitreous polycarbonate (PC) and its fragility index. Measurements have been performed by means of differential scanning calorimetry (DSC).
Bernès, Alain   +4 more
core   +2 more sources

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

Consequences of anisotropy in electrical charge storage: application to the characterization by the mirror method of TiO2 rutile [PDF]

open access: yes, 2008
This article is devoted first to anisotropic distributions of stored electric charges in isotropic materials, second to charge trapping and induced electrostatic potential in anisotropic dielectrics.
Attard C Bigarré J Hourquebie P   +7 more
core   +4 more sources

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

Frequency-modulated continuous-wave LiDAR compressive depth-mapping [PDF]

open access: yes, 2018
We present an inexpensive architecture for converting a frequency-modulated continuous-wave LiDAR system into a compressive-sensing based depth-mapping camera.
Howell, John C.   +2 more
core   +3 more sources

Design and Optimization of a Linear Wavenumber Spectrometer with Cylindrical Optics for Line Scanning Optical Coherence Tomography

open access: yesSensors, 2021
We report the design of a high-efficiency spectral-domain spectrometer with cylindrical optics for line scanning optical coherence tomography (OCT). The spectral nonlinearity in k space (wavenumber) lowers the depth-dependent signal sensitivity of the ...
Sevin Samadi   +2 more
doaj   +1 more source

Pseudodoping of Metallic Two-Dimensional Materials by The Supporting Substrates [PDF]

open access: yes, 2018
We demonstrate how hybridization between a two-dimensional material and its substrate can lead to an apparent heavy doping, using the example of monolayer TaS$_2$ grown on Au(111).
Bianchi, Marco   +7 more
core   +3 more sources

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