Results 121 to 130 of about 2,326,322 (287)

Synthesis and characterization of amphiphilic nitroxide 1,1,3,3–tetraethylisoindoline–2–oxyl–5–sodium sulfonate (TEIOSNa)

The Canadian Journal of Chemical Engineering, EarlyView.
Abstract The synthesis and characterization of an amphiphilic nitroxide to be used as a controlling agent in a nitroxide‐mediated living radical polymerization in aqueous dispersion media is presented. In the first stage of nitroxide synthesis (phthalimide protection), two reaction methods were employed: traditional and microwave.
Enrique García‐Leal, Martha Eugenia Albores Velasco, René O. Vargas, Rubén Mil‐Martínez   +3 more
wiley   +1 more source

VILLA-LOBOS: PEDAGOGICAL AND ADMINISTRATIVE HARMONY

Travessias, 2010
The present article focuses the performance of Villa-Lobos as manager of the Orpheonic Singing in Brazilian education. The main quest presented is: how did Villa-Lobos implant and consolidate the Orpheonic Singing in Brazilian education?
Ednardo Monteiro Gonzaga Monti
doaj  

One century of teaching, research, and innovation in chemical engineering in Mexico: The role of chemical engineering in the background and future of polymer science and industrial production in Mexico

The Canadian Journal of Chemical Engineering, EarlyView.
Timeline of key academic milestones and individuals that shaped chemical engineering at FQ‐UNAM and in Mexico. Abstract One hundred years after the beginning of the teaching of Chemical Engineering in Mexico, which started in 1925 in the former National School of Chemical Sciences, currently Faculty of Chemistry (FQ) at National Autonomous University ...
Patricia Pérez‐Salinas, Alberto Rosas‐Aburto, Eduardo Vivaldo‐Lima   +2 more
wiley   +1 more source

One hundred years of teaching, research, and innovation in chemical engineering at the Faculty of Chemistry, National Autonomous University of Mexico (UNAM): Birthplace and enduring leadership of the discipline in Mexico

The Canadian Journal of Chemical Engineering, EarlyView.
The teaching of chemical engineering in Mexico started in 1925 at the Faculty of Chemistry (FQ) of the National Autonomous University of Mexico (UNAM). Academic institutions, research centres, chemical companies, technological developments, highly trained personnel, and scientific contributions are part of the legacy from FQ‐UNAM.
Patricia Pérez‐Salinas, Alberto Rosas‐Aburto, Martín G. Hernández‐Luna, Aida Gutiérrez‐Alejandre, Eduardo Vivaldo‐Lima   +4 more
wiley   +1 more source

Microtubule Destabilizing Kinesins: A Historical Perspective and Thoughts for the Future

Cytoskeleton, EarlyView.
ABSTRACT The microtubule cytoskeleton plays critical roles in multiple cellular processes such as mitotic spindle assembly and chromosome segregation. Cells contain a number of microtubule‐associated proteins that regulate microtubule dynamics both temporally and spatially in cells. The microtubule depolymerizing kinesins include members of the Kinesin‐
Claire E. Walczak
wiley   +1 more source

THE VARGAS ERA AND A BRIEF HISTORICAL TEST OF ITS PHASES

, 2019
This article intends to explain the Revolution of 30, the military movement that brought Getúlio Vargas to power. To improve knowledge about the Vargas Era and its phases, between 1930 and 1945. Through the historical contextualization of the three phases, Provisional Government, Constitutional Government and New State, as well as its definitions and ...
Lima, Priscila Luciene Santos De, LOURENÇO DE MIRANDA FREIRE NETO   +1 more
openaire   +1 more source

Institutional Quality and the Financial Returns of Social Supply Chain Practices

Corporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT Social supply chain practices (SSCP) have become increasingly relevant as firms seek to support sustainable development and respond to stakeholder expectations. This study examines the association between SSCP and corporate financial performance (CFP) and investigates the moderating role of country‐level institutional quality.
Igor Roberto Amancio, Ana Catarina Gandra de Carvalho, Herick Fernando Moralles   +2 more
wiley   +1 more source

Creating Social Value Through Innovation: The Roles of Social Innovation Orientation, Frugal Innovation, and Reverse Engineering

Corporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT Despite growing scholarly interest in social innovation, limited research explains how and under what conditions social innovation orientation is associated with corporate social performance. This study develops and tests a moderated mediation model in which frugal innovation is proposed to transmit the association between enacted social ...
Khanh Huy Nguyen, Mai Dong Tran, Samuel Adomako   +2 more
wiley   +1 more source

The Decay of Written German in the Vargas Era?

, 2017
Der folgende Beitrag beschäftigt sich mit Sprechern des Hunsrückischen in Brasilien und deren Gebrauch des Schriftdeutschen im 20. Jahrhundert. Basis der Analyse ist ein Korpus von Privatbriefen, die während der ersten Diktatur geschrieben wurden. Der Fokus der Analyse ist die Frage nach einer uniformen Schriftnorm für diese Sprechergruppe, deren ...
openaire   +1 more source

The Role of Trade Unions in Environmental Governance: Exploring Workers Legitimacy Judgments

Environmental Policy and Governance, EarlyView.
ABSTRACT Trade unions are increasingly expected to play a role in sustainability transitions, but their legitimacy as environmental governance actors remains underexplored. Our study uses a multidimensional framework to examine how workers, both union members and non‐members, evaluate trade union legitimacy “from below.” This framework distinguishes ...
Urša Golob, Branko Bembič, Klement Podnar   +2 more
wiley   +1 more source