Results 61 to 70 of about 6,969,044 (189)

African Regional and Sub-Regional Organisations’ Security Policies: Challenges and Prospects

open access: yesAkademik İncelemeler Dergisi, 2014
This article will examine peace and security policies and strategies of the African Union (AU), the Intergovernmental Authority for Development (IGAD), the Economic Community Of West African States (ECOWAS), and the Southern African Development Community
Abdurrahim Siradag
doaj  

Management of a posterior mediastinal Gardner fibroma causing critical airway stenosis in a resource limited setting

open access: yesJournal of Pediatric Surgery Case Reports, 2017
In developed countries, surgeons and anesthesiologists approach the mediastinal mass causing airway compression with prudence and trepidation. Resource-limited settings provide unique challenges in the diagnosis and management of patients with critical ...
Katie Clouthier, DO   +8 more
doaj   +1 more source

Au Naturel [PDF]

open access: yesNeuron, 2008
Although adaptation is a ubiquitous property of neurons in the early visual pathway, the functional consequences in the natural visual environment are unknown. In this issue of Neuron, Mante et al. show, through a comprehensive set of in vivo experiments in the visual thalamus, that the basic functional mechanisms of adaptation that have been well ...
openaire   +2 more sources

Central Africa’s Security Paradox: Active International Intervention amid Protracted Conflict

open access: yesVestnik RUDN. International Relations
Despite its considerable potential and growth rates, the African continent has not yet overcome its main challenge: con icts, which have become almost chronic in some countries. Given the tangible consequences of these con icts for both African countries
Tatiana N. Kirikova   +1 more
doaj   +1 more source

« Au séminaire »

open access: yes, 2012
à ...
Hyppolite, Pierre, Schmitt, Virginie
openaire   +2 more sources

Interacting with technology in an ever more complex World: Designing for an all-inclusive society [PDF]

open access: yes, 2010
In a recent study we undertook we analyzed a relatively simple day-to-day technology namely the use of automatic teller machines (ATMs) by older adults.
Gonçalves, Ramiro   +1 more
core   +1 more source

Green synthesis and studies on citrus medica leaf extract-mediated Au–ZnO nanocomposites: A sustainable approach for efficient photocatalytic degradation of rhodamine B dye in aqueous media

open access: yesGreen Processing and Synthesis
Incorporating narrow band gap oxide semiconductors and metals into zinc oxide (ZnO) nanostructures broadens the range of light sensitivity to include visible wavelengths.
Ibrahim Tiba   +10 more
doaj   +1 more source

La veille dans les instituts de recherche: proposition d'un dispositif pour l'institut G2C de la HEIG-VD dans le cadre du suivi des conflits en aménagement du territoire [PDF]

open access: yes, 2014
Le présent travail a été mandaté par l’institut Géomatique, Gestion de l’environnement, Construction et surveillance d’ouvrages (G2C) de la Haute Ecole d’Ingénierie et de Gestion du Canton de Vaud (HEIG-VD). Il consiste à proposer un dispositif de veille
Affolter, Valentine, Boder, Alexandre
core  

Determination of Au and Pt in Geological Samples by Graphite Furnace Atomic Absorption Spectrometry with Concentrate and Extraction by Foam Plastics and Thiourea

open access: yesYankuang ceshi, 2013
Extraction by foam plastics is a common method to determine platinum group elements (PGEs) for most geological samples, however, the high temperature ashing method conducted to release Au and Pt, has complex processing.
LIU Xiang-lei   +5 more
doaj  

African Regionalism and International Resources for Africa’s Development in the XXI Century

open access: yesУправленческое консультирование, 2018
This article is dedicated to the analyzing of contemporary perspectives of African’ regionalism. The author examines international resources of the development of African regionalism, focuses on the policy of ODA.
Maria Aleksandrovna Bulanakova
doaj  

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