Results 1 to 10 of about 82,677 (148)

Comparative Analysis on the Effect of Surface Reflectance for Laser 3D Scanner Calibrator

open access: yesMicromachines, 2022
The calibrator is one of the most important factors in the calibration of various laser 3D scanning instruments. The requirements for the diffuse reflection surface are emphasized in many national standards.
Jia Ou   +7 more
exaly   +3 more sources

New Synthetic Partial Discharge Calibrator for Qualification of Partial Discharge Analyzers for Insulation Diagnosis of HVDC and HVAC Grids

open access: yesSensors, 2023
A synthetic partial discharge (PD) calibrator has been developed to qualify PD analyzers used for insulation diagnosis of HVAC and HVDC grids including cable systems, AIS, GIS, GIL, power transformers, and HVDC converters.
Abderrahim Khamlichi   +2 more
exaly   +3 more sources

A Physical Calibrator for Partial Discharge Meters

open access: yesEnergies, 2019
This article offers an alternative method of calibrating partial discharge meters for research and teaching purposes. Most current modern calibrators are implemented as precise voltage pulse sources with a coupling capacitor.
Michal Krbal   +2 more
exaly   +3 more sources

Development and analytical performance of a new research use only (RUO) GP73 automated immunoassay [PDF]

open access: yesBiochemistry and Biophysics Reports
Golgi protein 73 (GP73) is a serum marker with potential applications in the assessment of chronic liver disease progression. We developed a research use only (RUO) GP73 immunoassay to detect serum GP73 concentration.
Shaohua Ning   +13 more
doaj   +2 more sources

The Improvement of Roundness and Surface of Sheath & Dilator Catheter Tube [PDF]

open access: yes한국정밀공학회지, 2023
As the market for minimally invasive procedures developed rapidly, there was an increase in the demand for high-precision, high-performance catheter fabrication technology.
Gyu Ik Lee   +4 more
doaj   +1 more source

A metagenomics method for the quantitative detection of bacterial pathogens causing hospital-associated and ventilator-associated pneumonia

open access: yesMicrobiology Spectrum, 2023
The management of ventilator-associated and hospital-acquired pneumonia requires rapid and accurate quantitative detection of the infecting pathogen(s). To achieve this, we propose a metagenomics next-generation sequencing (mNGS) assay that includes the ...
S. Hauser   +11 more
doaj   +1 more source

Quantification of C1 esterase inhibitor in human serum by enzyme-linked immunosorbent assay: Correlation with turbidimetric immunoassay

open access: yesМедицинская иммунология, 2023
C1 inhibitor of serine proteases (C1-INH) performs a regulatory function in the complement system and vascular permeability. Deficiency of C1-INH leads to various forms of angioedema, including hereditary angioedema (HAE).
N. P. Gorbunov   +12 more
doaj   +1 more source

VERIFIKASI PENGUKURAN RADIOAKTIVITAS 153Sm MENGGUNAKAN DOSE CALIBRATOR MULTITIPE

open access: yesUrania, 2023
Verifikasi pengukuran dilakukan untuk menjaga validitas data hasil pengukuran. Pada penelitian ini telah dilakukan verifikasi pengukuran radioaktivitas 153Sm menggunakan alat dose calibrator dengan lima tipe yang berbeda, yaitu dose calibrator Atomlab ...
Ligwina Dita Pertiwi   +4 more
doaj   +1 more source

Precise calibration of LIGO test mass actuators using photon radiation pressure [PDF]

open access: yes, 1994
Precise calibration of kilometer-scale interferometric gravitational wave detectors is crucial for source localization and waveform reconstruction. A technique that uses the radiation pressure of a power-modulated auxiliary laser to induce calibrated ...
Goetz, E.   +11 more
core   +2 more sources

On the Importance of Characterizing Virtual PMUs for Hardware-in-the-Loop and Digital Twin Applications

open access: yesSensors, 2021
In recent years, the introduction of real-time simulators (RTS) has changed the way of researching the power network. In particular, researchers and system operators (SOs) are now capable of simulating the complete network and of making it interact with ...
Alessandro Mingotti   +4 more
doaj   +1 more source

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