Results 71 to 80 of about 185 (180)

Metal(loid)s (As, Cd, Cu, and Zn) in three fish species from a dam after a mine-tailing spill: differential bioaccumulation and potential health risk. [PDF]

open access: yesEnviron Geochem Health, 2023
Páez-Osuna F   +6 more
europepmc   +1 more source

Formulación y comportamiento de pinturas anticorrosivas acrílicas base agua

open access: yesRevista de Química, 2004
El presente trabajo ha consistido en desarrollar formulaciones y elaborar, en laboratorio, pinturas anticorrosivas acrílicas base agua y con pigmentos de fosfato de zinc, utilizadas para la protección del acero común como una alternativa ecológica a las
María E. Noriega   +2 more
doaj  

A Novel Green Method for Producing Medical‐Grade Chitosan From Loligo plei Squid Pens

open access: yesJournal of Applied Polymer Science, EarlyView.
This work demonstrates a sustainable and simplified process for the production of medical‐grade chitosan from the feathers of the squid Loligo plei, employing mild chemical treatments to preserve the integrity of the polymer while achieving high purity and performance.
Talita Martins   +7 more
wiley   +1 more source

Comparative field‐scale assessment of TLUD and Kon‐Tiki biochar systems: agronomic performance and net CO2e‐based techno‐economics

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Post‐harvest agricultural residues in Latin America are commonly underutilized, leading to greenhouse gas emissions and lost opportunities for bio‐based value creation. This study tests the hypothesis that decentralized, farmer‐scale pyrolysis technologies can deliver comparable agronomic benefits while exhibiting distinct techno‐economic and ...
Juan F. Saldarriaga   +7 more
wiley   +1 more source

Eco‐Innovation, Economic Complexity, and Sustainability: A Bibliometric and Systematic Literature Review

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study systematizes the literature on eco‐innovation and economic complexity, aiming to understand how the sophistication of productive structures shapes countries' capacity to develop environmentally responsible innovations, and how eco‐innovation may, in turn, influence productive sophistication.
Gregory Matheus Pereira de Moraes   +1 more
wiley   +1 more source

DESIGN AND FABRICATION OF A MICROSYSTEM TO HANDLE BIOLOGICAL OBJECTS

open access: yesDyna, 2008
La micromanipulación de partículas biológicas es una operación frecuente en medicina y microbiología, y se ha dedicado una gran cantidad de trabajo para desarrollar técnicas de manipulación mas rápidas, baratas y eficientes.
FLAVIO HUMBERTO FERNÁNDEZ MORALES   +2 more
doaj  

Análisis bibliométrico de la investigación académica sobre e-waste (2004-2024)

open access: yesInnova Research Journal
Reciclar la basura electrónica es emergente. Este trabajo tiene como objetivo analizar la investigación académica respecto al reciclaje de la e-waste en el periodo 2004-2024.
Juan José Naranjo-Paez   +2 more
doaj   +1 more source

Frugal Innovation as a Strategic Mechanism Linking Learning, International Growth Orientation, and Performance

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study examines how international growth orientation and organizational learning capability jointly influence frugal innovation and organizational performance. Survey data were collected from 342 manufacturing firms in Santa Catarina (Southern Brazil) and analyzed using partial least squares structural equation modeling and multigroup ...
Júlia Quintino Sant'Ana   +3 more
wiley   +1 more source

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