Jorge Parra-Michel
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View article: Sustainable Digital Transformation for SMEs: A Comprehensive Framework for Informed Decision-Making
Sustainable Digital Transformation for SMEs: A Comprehensive Framework for Informed Decision-Making Open
This study presents a sustainable digital transformation framework to integrate sustainable practices into digital transformation initiatives within Small and Medium Enterprises (SMEs). The methodology includes a literature review, a frame…
View article: Effect of silver on structural, optical, and electrical properties of ZnO:Al/Ag/ZnO:Al thin films
Effect of silver on structural, optical, and electrical properties of ZnO:Al/Ag/ZnO:Al thin films Open
In this work, thin films with a ZnO:Al/Ag/ZnO:Al multilayer structure were deposited by radio frequency (RF) and pulsed DC sources in a magnetron sputtering system on glass substrates at 50 °C with different deposition times of the Ag laye…
View article: Pre-existing comorbidity, the highest risk factor for poor prognosis of COVID-19 among the Mexican population
Pre-existing comorbidity, the highest risk factor for poor prognosis of COVID-19 among the Mexican population Open
The coronavirus disease 2019 (COVID-19) pandemic represents a challenge for public health and a high risk for patients with pre-existing comorbidity. As of July 20, 2020, the Case Fatality Rate (CFR) was 11.30% and the Mortality Rate (MR) …
View article: Structural elucidation and optical properties of LiZrO<sub>2</sub>–LiBaZrO<sub>3</sub> nanocomposite doped with Mn<sup>2+</sup> ions
Structural elucidation and optical properties of LiZrO<sub>2</sub>–LiBaZrO<sub>3</sub> nanocomposite doped with Mn<sup>2+</sup> ions Open
Nanocomposites of LiZrO 2 – LiBaZrO 3 : x Mn 2+ ( x = 0–0.06 molar ratios) were prepared by the co-precipitation method. The prepared samples were characterized by X-ray diffraction (XRD), UV-visible spectrometry, photoluminescence (PL), s…
View article: A Radial-In-Plane Sensitivity Interferometer with Divergent Illumination for Displacement Measurement
A Radial-In-Plane Sensitivity Interferometer with Divergent Illumination for Displacement Measurement Open
An in-plane radial sensitivity interferometer that uses the divergent illumination for displacement measurement in the radial direction is presented. A description and mathematical model for calculating the sensitivity vector are also pres…
View article: A proposal to measure the similarity between retinal vessel segmentations images
A proposal to measure the similarity between retinal vessel segmentations images Open
Introduction: We propose a novel approach for the assessment of the similarity of retinal vessel segmentation images that is based on linking the standard performance metrics of a segmentation algorithm, with the actual structural properti…
View article: An Enhanced Lightweight IoT-based Authentication Scheme in Cloud Computing Circumstances
An Enhanced Lightweight IoT-based Authentication Scheme in Cloud Computing Circumstances Open
With the rapid deployment of the Internet of Things and cloud computing, it is necessary to enhance authentication protocols to reduce attacks and security vulnerabilities which affect the correct performance of applications. In 2019 a new…
View article: Después de presionar el botón enviar, se pierde el control sobre la información personal y la privacidad: un caso de estudio en México
Después de presionar el botón enviar, se pierde el control sobre la información personal y la privacidad: un caso de estudio en México Open
Desde el inicio de los servicios electrónicos, los usuarios de Internet han enviado su información personal y financiera a diferentes servidores web, perdiendo el control sobre su información. Años más tarde, con la popularización de los s…