Results 51 to 60 of about 7,754 (119)

NUCLEAR MAGNETIC RESONANCE THE GELLED PRODUCT OF CANNIZZARO REACTION

Avances en Ciencias e Ingeniería, 2015
The paper presents the nuclear magnetic resonance (NMR) of proton 1H, carbon 13C and two dimensional spectrums, product of a green organic synthesis of redox on the Cannizzaro reaction.
Lilia Fernández-Sánchez, Mirella Gutiérrez-Arzaluz, María de la Luz Soto-Téllez, Leonardo Hernández-Martínez, Elpidio Corral-López   +4 more
doaj  

Effect of heat treatment over the mechanical properties and the resistance to corrosion of the ternary Cu-Al-Ag alloy

Materials Research Express
In the present work, the manufacture of a Cu-9Al-3Ag alloy was carried out easily through a green molding process. After dimensioning and slitting, the alloy samples were subjected to quenching, normalizing, and annealing heat treatments, to exert phase ...
Daniel Flores-Sanchez, Miguel Ángel Suárez-Rosales, Mirella Gutiérrez-Arzaluz, Manuel Palomar-Pardavé, Mario Romero-Romo, Midori Landa-Castro   +5 more
doaj   +1 more source

AN APPLICATION OF THE LOGISTIC REGRESSION MODEL IN THE EXPERIMENTAL PHYSICAL CHEMISTRY

Avances en Ciencias e Ingeniería, 2015
The calculation of intensive properties molar volumes of ethanol-water mixtures by experimental densities and tangent method in the Physical Chemistry Laboratory presents the problem of making manually the molar volume curve versus mole fraction and the ...
Elpidio Corral-López, Daniel Estrada-Guerrero, Edgar González-Martínez, Leonardo Hernández-Martínez, María de la Luz Soto-Téllez   +4 more
doaj  

[Influence of meteorological factors and air pollutants on severe bronchiolitis cases in the metropolitan area of Barcelona: A pilot study]. [PDF]

An Pediatr (Engl Ed), 2020
Esteban ME, Bote-González M, Alejandre C, Balaguer M, Jordan I.   +4 more
europepmc   +1 more source

Genomic surveillance of SARS-CoV-2 variants in hospitalized patients: a cohort study from the metropolitan area of valle de Aburrá, Colombia [PDF]

Biomedica
Hernández-Ortiz OH, Pérez-Restrepo L, Úsuga J, Moreno M, Naranjo A, Vélez J, Sará J, Molina-Saldarriaga F, Jaimes F, Osorio J, Hernández-Ortiz JP.   +10 more
europepmc   +1 more source

[Use of standardized criteria to verify interruption of a measles outbreak in the Buenos Aires Metropolitan Area during the COVID-19 pandemicEncerramento do surto de sarampo na área metropolitana de Buenos Aires durante a pandemia de COVID-19 aplicando critérios padronizados]. [PDF]

Rev Panam Salud Publica
Elbert G, López Yunes M, González Lebrero C, Rapaport S, Barrios RN, Pérez MF, Valenzuela M, Pérez L, Bruggesser F, Magariños M.   +9 more
europepmc   +1 more source

Mpox cases finding: Evaluation of a Primary Care detection program in the Northern Metropolitan area from Barcelona (Spain). [PDF]

Aten Primaria
Martínez-Arias A, Valerio L, Vallès X, Díez SR, Langa LS, Primary Health Mpox Study Group, Pedregal ÈF, Rodríguez ÀH, Isnard-Blanchard M, Simó JMB, Gil NP, Cirera A, Clotet B, Gené Tous E.   +13 more
europepmc   +1 more source

COVID-19 Y VULNERABILIDAD SOCIAL: ANALISIS DESCRIPTIVO DE UNA SERIE DE CASOS DEL AREA METROPOLITANA DE BUENOS AIRES*

, 2020
Gonzalez M, Ameri L, Muñoz L, Luzuriaga JP, Pifano M, Velázquez V, Zucchino B, Specogna M, Pesci S, Garcia E, Comes Y.   +10 more
europepmc   +1 more source

Frameworks, Methodologies, and Tools for Evaluating Large Language Models in Digital Mental Health Interventions: Protocol for a Scoping Review. [PDF]

JMIR Res Protoc
Salinas-Layana A, Jiménez-Molina Á, Lira D, Véliz-Montoya FA, Venegas A, Muñoz N, Chandía M, Rojas R, Martínez V.   +8 more
europepmc   +1 more source

Comparison of fluoride concentration and ph levels in drinking water between rainy and dry seasons in Tláhuac, Mexico City. [PDF]

Rev Cient Odontol (Lima)
Gamarra J, Pierdant-Rodríguez A, Molina-Frechero N.   +2 more
europepmc   +1 more source