Search Results - "Medina, Juan C"
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Impact of the lockdown by the COVID-19 pandemic on suicidal trend in the Colombian Coffee Region
Published in Heliyon (01-07-2023)“…Suicide is considered a Public Health issue. In 2019 the Colombian suicide rate was 5.8 per-100.000 inhabitant. Likewise, the Colombian Coffee Region has…”
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Metamaterial Behavior of Polymer Nanocomposites Based on Polypropylene/Multi-Walled Carbon Nanotubes Fabricated by Means of Ultrasound-Assisted Extrusion
Published in Materials (14-11-2016)“…Metamaterial behavior of polymer nanocomposites (NCs) based on isotactic polypropylene (iPP) and multi-walled carbon nanotubes (MWCNTs) was investigated based…”
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Hierarchical Composite Polyaniline–(Electrospun Polystyrene) Fibers Applied to Heavy Metal Remediation
Published in ACS applied materials & interfaces (08-04-2015)“…We describe the in situ preparation of a multipurpose hierarchical polyaniline–polystyrene (PANI–PS) composite based in the chemical polymerization of PANI on…”
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Fogging Control on LDPE/EVA Coextruded Films: Wettability Behavior and Its Correlation with Electric Performance
Published in Membranes (Basel) (22-02-2017)“…The transformation of fog at a non-visible water layer on a membrane of low-density polyethylene (LDPE) and ethylene-vinyl acetate (EVA) was evaluated…”
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Latin American Clinical Practice Guidelines on the Systemic Treatment of Psoriasis SOLAPSO – Sociedad Latinoamericana de Psoriasis (Latin American Psoriasis Society)
Published in International journal of dermatology (01-08-2019)“…This Clinical Practice Guideline on the systemic treatment of Psoriasis includes the recommendations elaborated by a panel of experts from the Latin American…”
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Mechanism and structure sensitivity of methanol synthesis from CO2 over SiO2-supported Cu nanoparticles
Published in Journal of catalysis (01-01-2019)“…[Display omitted] •Cu/SiO2 catalysts (4–36 nm) synthesized in water-in-oil microemulsions.•CH3OH and CO formation rates increase with Cu particle size.•H/D KIE…”
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Quantum high-frequency conductivity oscillations in graphene multilayers and nodal semimetals in a tilted magnetic field
Published in The European physical journal. B, Condensed matter physics (01-06-2017)“…A new type of angular oscillations of the high-frequency conductivity for conductors with a band-contact line has been predicted. The effect is caused by…”
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Surface Functionalization of Mesoporous Co3O4 and MnOx with Sodium for the Soot Oxidation Reaction
Published in Topics in catalysis (01-06-2022)“…The synthesis, characterization, and catalytic evaluation of two different mesoporous transition metal oxides (m-Co 3 O 4 and m-MnO x ) for the soot oxidation…”
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Empirical Verification of Car-Following Parameters Using Naturalistic Driving Data on Freeway Segments
Published in Journal of transportation engineering, Part A (01-02-2022)“…AbstractMicroscopic traffic simulation is a well-established tool for the analysis of transportation systems, with a wide variety of applications in…”
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Optimal operations of transportation fleet for unloading activities at container ports
Published in Transportation research. Part B: methodological (01-12-2008)“…This paper presents mathematical models that optimize the size of transportation fleet (cranes and trucks) for unloading operations at container terminals. A…”
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Synthesis and properties of Bi5Nb3O15 thin films prepared by dual co-sputtering
Published in Journal of alloys and compounds (25-02-2017)“…Bismuth-based oxides have gained attention because of their particular electronic configuration that enhances the mobility of photogenerated carriers. In this…”
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Macroscopic Models for Accident Prediction at Railroad Grade Crossings: Comparisons with U.S. Department of Transportation Accident Prediction Formula
Published in Transportation research record (01-01-2015)“…Accident prediction and ranking of high-accident locations at railroad grade crossings is often performed with the U.S. Department of Transportation (DOT)…”
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Actinic Prurigo Cheilitis: A Clinicopathologic Review of 75 Cases
Published in The American journal of dermatopathology (01-06-2016)“…Actinic prurigo (AP) is a chronic idiopathic photodermatosis that primarily affects American Indians in the United States and Mestizos in Latin American…”
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Matrix metalloproteinase-9, -10, and tissue inhibitor of matrix metalloproteinases-1 blood levels as biomarkers of severity and mortality in sepsis
Published in Critical care (London, England) (01-01-2009)“…Matrix metalloproteinases (MMPs) play a role in infectious diseases through extracellular matrix (ECM) degradation, which favors the migration of immune cells…”
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Evaluation of Microwave Radar Vehicle Detectors at a Signalized Intersection under Adverse Weather Conditions
Published in Transportation research record (2013)“…Two microwave radar systems for vehicle detection, manufactured by Wavetronix and MS SEDCO, were evaluated at stop bar and advance zones of a signalized…”
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Efficient removal of Cr (VI) and Cu (II) ions from aqueous media by use of polypyrrole/maghemite and polyaniline/maghemite magnetic nanocomposites
Published in Chemical engineering journal (Lausanne, Switzerland : 1996) (01-12-2015)“…[Display omitted] •PPY/γ-Fe2O3 and PANI/γ-Fe2O3 MNCs can be used for the magnetic removal of Cr (VI) and Cu (II) ions from aqueous media.•These MNCs can be…”
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Effects of Metered Entry Volume on an Oversaturated Network with Dynamic Signal Timing
Published in Transportation research record (2013)“…This paper analyzes the effects of different traffic metering levels at the entry points of a simulated signalized network to maintain efficient vehicle…”
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Reduction of the coefficient of friction of niobium nitride coatings by the addition of bismuth
Published in Vacuum (01-03-2016)“…Composite coatings of niobium nitride containing bismuth inclusions were deposited using a dual magnetron sputtering system with independent power suppliers…”
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Dual Microwave Radar Vehicle Detection System at Four-Quadrant-Gate Railroad Grade Crossing
Published in Transportation research record (01-01-2014)“…This paper presents the results of a study of the detection performance of a dual microwave radar vehicle detection system installed at a railroad grade…”
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