Results 61 to 70 of about 5,313 (260)

Substituent‐Dependent SERS Kinetics of Citrate‐Stabilized Gold Nanoparticles: Balancing Hotspot Formation and Colloidal Flocculation

open access: yesChemistry – A European Journal, EarlyView.
Reporter chemistry controls the operational window of liquid‐phase SERS. Para‐substituted benzenethiols induce distinct AuNPs colloidal regimes, ranging from delayed but stable hotspot formation to rapid flocculation‐dominated signal decay. The balance between SERS‐active‐state formation and colloidal loss defines whether a reporter provides reliable ...
Irene Calderon Gonzalez   +2 more
wiley   +1 more source

AutoVap: An Interactive Machine Learning Tool for Predicting the Standard Enthalpy of Vaporization

open access: yesChemie Ingenieur Technik, EarlyView.
AutoVap (https://autovap.jfcaetano.com) is a web app that predicts ΔvapHm° from SMILES using an RDKit‐based ML model, giving accurate, interpretable results with uncertainty across diverse molecules. ABSTRACT This communication introduces AutoVap (https://autovap.jfcaetano.com), an interactive web application for predicting the standard molar enthalpy ...
José Ferraz‐Caetano
wiley   +1 more source

Revisitando la perspectiva biográfica en clave educativa: un estudio de caso de la formación de posgrado en Argentina a partir de programas curriculares

open access: yesCultura-Hombre-Sociedad, 2013
La utilización de la perspectiva biográfica en Argentina ha idocreciendo en los últimos años de manera considerable. Numerosos estudiose investigaciones adscribieron a esta perspectiva teórico-metodológica desdedistintas disciplinas de las ciencias ...
Leticia Magalí Muñiz Terra   +1 more
doaj   +3 more sources

Can ISO/IEC 17025 serve as a tool to prevent scientific fraud in chemical research laboratories?

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Scientific fraud has been documented across multiple disciplines, and chemistry is no exception. Recent studies indicate that contamination of materials, methodological errors, and unreliable data, results, or analyses account for over 25% of retracted publications.
Flor Monica Gutierrez‐Alcantara
wiley   +1 more source

Efecto del programa de transferencia monetaria condicionada en la incidencia de tuberculosis pulmonar en República Dominicana (2012-2018)

open access: yesPoblación y Salud en Mesoamérica
Introducción: La tuberculosis pulmonar es un problema de salud pública en varios países de América Latina y el mundo debido a su alta incidencia y repercusiones sociales.
Francisco Martín Duarte Duarte
doaj   +1 more source

From Nonfinancial Reporting to Management Control: A GRI‐Based Sustainability Balanced Scorecard

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT The integration of sustainability into strategic management systems has shifted from a reporting‐oriented exercise to a challenge of implementation, control, and accountability. Although the SBSC is widely acknowledged as a suitable framework to embed environmental and social objectives into strategy execution, its practical application ...
Piedad Ortiz‐Fernández   +2 more
wiley   +1 more source

Problemas sociales y políticas sociales neodesarrollistas: el Programa Familia Argentina [PDF]

open access: yes, 2013
Fil: Ortíz, María Isabel. Universidad Nacional del Nordeste. Centro de Estudios Sociales; Argentina.
Ortiz, María Isabel   +1 more
openaire   +3 more sources

Intersecting Structures and Gendered Perceptions in Entrepreneurship: A Life‐Course Comparison of Institutional Inclusivity in Italy and the United Kingdom

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT Using Global Entrepreneurship Monitor (GEM) 2024 data for Italy and the United Kingdom, this study examines how gender gaps in entrepreneurial perceptions, measured as perceived entrepreneurial skills and fear of failure, vary across age and education within contrasting institutional regimes.
Giusy Sica   +4 more
wiley   +1 more source

Modeling the impacts of grazing management on livestock behavior and performance: A case study in the Peruvian Andes

open access: yesGrassland Research, EarlyView.
Our modeling study shows that livestock management strongly influences grazing behavior and animal performance in the Peruvian Andes. Furthermore, adjusting stocking rates and improving animal distribution can enhance forage intake and body condition while increasing forage biomass.
Melody R. Zarria Samanamud   +1 more
wiley   +1 more source

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