Results 41 to 50 of about 1,326,792 (220)

Resorcinol Functionalized Gold Nanoparticles for Formaldehyde Colorimetric Detection

open access: yesNanomaterials, 2019
Gold nanoparticles functionalized with resorcinol moieties have been prepared and used for detecting formaldehyde both in solution and gas phases. The detection mechanism is based on the color change of the probe upon the aggregation of the nanoparticles
Carlos Martínez-Aquino   +3 more
doaj   +1 more source

Multiculturalismo, identidad y reconocimiento [PDF]

open access: yes, 2007
Se concibe el multiculturalismo como una propuesta de reconocimiento cultural y político. Una propuesta que se apoya en ciertos supuestos antropológicos y filosóficos: la noción de autenticidad cultural, cierta equiparación de las diferentes culturas, el
Forte Monge, Juan Manuel
core   +1 more source

Tudor England and Stewart Scotland Through Spanish Eyes: A Complete Transcription and Translation of Pedro de Ayala's Letter of 1498 to King Ferdinand of Castile and Queen Isabella of Aragon

open access: yesRenaissance Studies, EarlyView.
Abstract Pedro de Ayala served as a diplomat for King Ferdinand II of Aragon and Queen Isabella I of Castile at the courts of Henry VII, King of England, and James IV, King of Scots. In July 1498, he wrote a letter, partly in cipher, to report to his king and queen on such matters as Spain's interests in international diplomacy; the characters and ...
Adrian William Jaime   +2 more
wiley   +1 more source

A New Environmentally-Friendly Colorimetric Probe for Formaldehyde Gas Detection under Real Conditions

open access: yesMolecules, 2018
A new environmentally-friendly, simple, selective and sensitive probe for detecting formaldehyde, based on naturally-occurring compounds, through either colorimetric or fluorescence changes, is described.
Carlos Martínez-Aquino   +3 more
doaj   +1 more source

Facial emotion recognition: spanish psychometric validation of a NIMSTIM stimuli subset. [PDF]

open access: yes, 2019
Treball Final de Grau en Psicologia. Codi: PS1048. Curs: 2018/2019.Facial expressions are used to guide us and make us to understand the experiences that others have towards us, and also to lead our behavior in an adaptive way. Facial expressions have a
Bayarri Guerrero, Carlos
core  

El régimen de conocimientos lingüísticos de la nueva Directiva 2013/55/UE y su tramitación en el Parlamento Europeo [PDF]

open access: yes, 2014
La recientemente publicada Directiva 2013/55/UE, por la que se modifica la Directiva 2005/36/CE de Reconocimiento de Cualificaciones Profesionales, introduce una actualización al régimen de conocimientos lingüísticos requeridos para el reconocimiento ...
Ribas Fisher, Alejandro
core   +1 more source

“Humanizar”: aprendizajes sobre alteridad, salud y futuro en una experiencia de investigación compartida

open access: yesThe Journal of Latin American and Caribbean Anthropology, Volume 31, Issue 2, June 2026.
ABSTRACT The visit to Bogotá of a fééeneminaa (Muinane) friend, Célimo Nejedeka Jifichíu, and in particular, his work in researching and transmitting traditional health knowledge, offer the pretext to navigate the relationship between elements that at first glance seem distant from each other: indigenous imaginaries about otherness, their visions of ...
Giovanna Micarelli
wiley   +1 more source

Youth networks as bridging actors in environmental governance: Roles, achievements and barriers

open access: yesPeople and Nature, Volume 8, Issue 5, Page 1021-1032, May 2026.
Abstract Young people form a large demographic group and have specific interests and views on the current socio‐environmental crises. However, they are largely underrepresented in decision‐making. To bring their visions and claims into environmental governance, youth have created alternative pathways of participation, such as youth networks. Yet, their
Marie‐Morgane Rouyer   +12 more
wiley   +1 more source

Burned Area Classification Based on Extreme Learning Machine and Sentinel-2 Images

open access: yesApplied Sciences, 2021
Sentinel-2 satellite images allow high separability for mapping burned and unburned areas. This problem has been extensively addressed using machine-learning algorithms.
John Gajardo   +3 more
doaj   +1 more source

Reconocimiento molecular en macromoléculas sintéticas [PDF]

open access: yes, 2016
El reconocimiento molecular constituye actualmente una de las ramas de estudio más prometedora, fruto de la combinación de las ciencias químicas y biológicas.
Orellana Ruiz, Inés
core  

Home - About - Disclaimer - Privacy