Results 61 to 70 of about 768,973 (287)

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

The 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

Economic and environmental implications of the development of UASB reactors in Mexico for sustainable industrial wastewater treatment

The Canadian Journal of Chemical Engineering, EarlyView.
Abstract The objective of this work is to demonstrate that the inclusion of an up‐flow anaerobic sludge bed (UASB reactor) within an industrial wastewater treatment plant reduces the plant's investment and operating costs compared to a system based solely on conventional complete‐mix activated sludge (CMAS), operating under the same design principles ...
Juan Manuel Morgan‐Sagastume, Adalberto Noyola   +1 more
wiley   +1 more source

Peatonalidad y peatonalización. El riesgo de confundir propósito con herramienta [PDF]

, 2015
La peatonalidad en la ciudad es un concepto que en la mayoría de los casos pasa desapercibido en las tareas de planificación y de movilidad en la ciudad.
García García, Laura (Escuela Técnica Superior de Arquitectura)
core  

Green and sustainable synthesis of magnetite from copper slag via citrate complexation for methylene blue dye removal from water

The Canadian Journal of Chemical Engineering, EarlyView.
Abstract This study proposes a novel, green, and sustainable method for synthesizing magnetic iron oxides from metallurgical copper slag (CS), leveraging its iron content as a valuable resource. Iron was extracted via acid leaching using edible citric acid (ECA), forming a citrate–iron complex (CSL), which was subsequently thermally decomposed at 300°C
Melisa Portilla‐Sangabriel, Karen Valencia García, Tania‐Ariadna García‐Mejía, Agileo Hernández‐Gordillo, Rosa‐María Ramírez‐Zamora   +4 more
wiley   +1 more source

Ciudades que contribuyen a la sostenibilidad global [PDF]

, 2011
Trabajos anteriores han demostrado que gran parte de la variabilidad observada en la huella ecológica per cápita de los países puede explicarse a partir de las diferencias en renta per cápita y temperatura. La pregunta que nos planteamos en esta investigación es si el modelo urbano (densidad urbana y tamaño urbano) también puede ayudar a explicar dicha
Ivan Muñiz, Roser Masjuan, Pau Morera, Miquel-Angel Garcia-Lopez   +3 more
openaire   +3 more sources

“I need to take care of myself as well”—self‐care strategies of abortion acompañantes in Northern Mexico

Feminist Anthropology, EarlyView.
Abstract This ethnographic study explores the emotional labor and self‐care strategies of feminist abortion acompañantes in Northern Mexico. Operating within restrictive legal environments, acompañantes provide crucial support for self‐managed medication abortions (SMAs), engaging in significant, often invisible, emotional labor.
Bruna Alvarez, Suzanne Veldhuis
wiley   +1 more source

Madrid: configuración de una ciudad global

Geographicalia, 2017
En este articulo se analizan los principales procesos socioeconomicos recientes en la comunidad autónoma de Madrid así como sus impactos socioespaciales. Asimismo se plantea si las citadas transformaciones en el modelo espacial definen una "ciudad global emergente" de acuerdo con el perfil descrito en los recientes trabajos de Castells y Sassen en ...
José Estébanez Álvarez, Mercedes Molina Ibáñez, Carmen Pérez Sierra   +2 more
openaire   +2 more sources

Health System Factors in Head and Neck Cancer Diagnosis: A HEADSpAcE Consortium Qualitative Study in Glasgow and Montevideo

Head &Neck, EarlyView.
ABSTRACT Background Head and neck cancer (HNC) is a devastating diagnosis, with advanced‐stage disease leading to poorer outcomes. This qualitative study aimed to identify health system factors associated with stage of HNC diagnosis. Methods Qualitative semistructured interviews with HNC patients and clinicians were undertaken in two purposively ...
Grant Creaney, Iván Lyra González, Mauricio Cuello, Mariél de Aquino Goulart, Alex D. McMahon, Claire Paterson, James McCaul, Maja Popovic, Lorenzo Richiardi, Silvia Lopez de Blanc, Maria Paula Curado, Marta Vilensky, HEADSpAcE Consortium, Elmira Ebrahimi, Apiwat Sangphukieo, Hanla A Park, Valerie Gaborieau, Wolfgang Ahrens, Laia Alemany, Lidia MRB Arantes, Jaroslav Betka, Cristina Canova, David I Conway, Mauricio Cuello, Maria Paula Curado, Ana Carolina de Carvalho, Jose Carlos de Oliviera, Mark Gormley, Maryam Hadji, Claire M Healy, Ivana Holcatova, Luis P Kowalski, Pagona Lagiou, Areti Lagiou, Gary J Macfarlane, Sandra Perdomo, Luis Felipe Ribiero Pinto, Jose Roberto V Podesta, Jerry Polesel, Miranda Pring, Hamideh Rashidian, Ricardo R Gama, Lorenzo Richiardi, Max Robinson, Paula A Rodriguez‐Urrego, Sheila C Soares‐Lima, Nicolas Timpson, Marta Vilensky, Sandra V von Zeidler, Tim Waterboer, Kazem Zendehdel, Ariana Znaor, Paul Brennan, James McKay, Shama Virani, Tom Dudding, Roque Adam, Antonio Agudo, Shaymaa F AlWaheidi, Miquel Angel Pavon, Namrah Anwar, Paola Engelmann Arantes, Lisa Arguello, Yubelly Avello, Lucas Avondet, Ana M Baldión‐Elorza, Camila Batista Daniel, Bianca Beraldi, Barbara Berenstein, Patricia Bernal, Natália Bernardino Rodrigues, Josipa Bilic Zimmermann, Marianna G Botta, Jesús Brenes, Nicole Brenner, Carol Brentisci, Catalina Burtica, María L Cabañas, Erick Cantor, Raiany S Carvalho, Andre L Carvalho, Luigi Chiusa, Priscilia Chopard, Qurratulain Chundriger, Omar Clavero, Isabela Costa, Grant Creaney, Cecilia Cuffini, Tauana C Dias, Evandro Duccini de Souza, Lais C Durant, Alberto Escallón, Gisele Aparecida Fernandes, Béatrice Fervers, Valentina Fiano, Frederico Firme Figueira, Regina Furbino Villefort, Manuela Gangemi, Paolo Garzino‐Demo, Mahin Gholipour, Raul Giglio, Mariel A Goulart, Jéssica Graça Sant'Anna, Marek Grega, Anna Clara Gregório Có, Arnau Guasch, Jose A Hakim, David N Hayes, Marco Homero de Sá Santos, Katrina Hurley, Magalí Insfran, Giuseppe C Iorio, Moghira Iqbaluddin Siddiqui, Jannik Johannsen, Martin Kaňa, Jens Peter Klussmann, Evelio Legal, Jeferson Lenzi, Fernando Luiz Dias, Iván Lyra González, Willene Machado Zorzaneli, Ricardo Mai Rocha, Manel Mañós, Priscila Marinho de Abreu, Maryam Marzban, James McCaul, Alex D. McMahon, Carlos Mena, Elismauro F Mendonça, Laura Mendoza, Lorena Meza, Birgitta Michels, Matinair S Mineiro, Chiara Moccia, Pamela Mongelos, Ana L Montealegre‐Páez, Francisca Morey Cortes, Alvaro Muñoz, Andy Ness, Aline B Neves, Marco Oliva, José Carlos de Oliveira, Hernán Ortiz, José Ortiz, Marta Osorio, Vanessa Ospina, Oliviero Ostellino, Mauricio Palau, Claire Paterson, Sonia Paytubi Casabona, Giancarlo Pecorari, David M Pereira, Olivia Pérol, Shahid Pervez, Alicia Pomata, Maja Popovic, Alisson Poveda, Carol P Prado, Kristina M Prager, Guglielmo Ramieri, Juliana NI Rego, Rui M Reis, Helene Renard, Umberto Ricardi, Giuseppe Riva, Frederic Rodilla, Ingrid Rodriguez, María I Rodríguez, Alastair Ross, Pierre‐Eric Roux, Tazeen Saeed Ali, Pierre Saintigny, Juan J Santivañez, Cristóvam Scapultampo‐Neto, Javier Segovia, Agenor Sena, Ricardo Serrano, Shachi J Sharma, Oliver Siefer, Stephanie Smart, Bruna P Sorroche, Cinthia Sosa, Juliana Souza de Oliveira, Antonella Stura, Steven Thomas, Oscar Torres, Sara Tous, Gonzálo Ucross, Adriana Valenzuela, José Roberto Vasconcelos de Podestá, Alex Whitmarsh, Sylvia Wright, Shaymaa Alwaheidi, Paul Brennan, Shama Virani, Al Ross, David I Conway   +196 more
wiley   +1 more source

Diplomacia Pública y Marca Ciudad como estrategias de comunicación global

Austral Comunicación, 2019
El objetivo de este número especial de Austral Comunicación es debatir sobre una de las cuestiones que ha tenido escaso desarrollo académico en el mundo hispanohablante, dentro del área de estudio de la Comunicación Global o Internacional, como se sigue ...
Marcela Pizarro
doaj   +1 more source

Renewal of Buenos Aires city waterfront [PDF]

, 2010
This paper reports an analysis of the main phases and factors relevant to the renovation of the coastal area of the city of Buenos Aires. Since the early 1980s, and especially with the country's comeback of democratic life, that area developed along two ...
Faggi, Ana Maria
core   +1 more source