Results 61 to 70 of about 2,648 (199)

Border crossings in the African travel narratives of Ibn Battuta, Richard Burton and Paul Theroux [PDF]

open access: yes, 2012
This article compares the representation of African borders in the 14th-century travelogue of Ibn Battuta, the 19th-century travel narrative of Richard Burton and the 21st-century travel writing of Paul Theroux.
Brodie Fawn M.   +21 more
core   +1 more source

Effects of Complex Fertilizers on the Properties of Grey Forest Heavy Loamy Soil

open access: yesScientifica, Volume 2024, Issue 1, 2024.
The study’s main aim was to evaluate the effects of complex mineral fertilizers on the complex properties of heavy loam soils in the grey forests of Russia in terms of applying individual soil nutrition components from experiments with fodder beets. This study employed a rigorous and systematic approach to accomplish the defined goal. Specifically, the
Sergey Gaidar   +4 more
wiley   +1 more source

¿Dónde está la mitología fenicia?: Al-Idrisi y los Aventureros de Lisboa

open access: yesGerión, 2002
Many archaelogical rests to attest the lengthy presence in the Iberian Peninsula of Phoenician settlements, and its deep impact on the native peoples material culture too.
Roberto Matesanz Gascón
doaj   +2 more sources

Los castillos valencianos en el siglo XIII. Del "hisn" musulmán al "castrum" cristiano [PDF]

open access: yes, 2004
Las fuentes escritas en su doble vertiente cronística y documental y el examen de os restos materiales, que sin necesidad de excavación previa aún se pueden contemplar, son nuestras bases de apoyo de este análisis.
López Elum, Pedro
core  

Microwave‐Assisted Catalytic Deconstruction of Plastics Waste into Nanostructured Carbon and Hydrogen Fuel Using Composite Magnetic Ferrite Catalysts

open access: yesScientifica, Volume 2024, Issue 1, 2024.
Finding new catalysts and pyrolysis technologies for efficiently recycling wasted plastics into fuels and structured solid materials of high selectivity is the need of time. Catalytic pyrolysis is a thermochemical process that cracks the feedstock in an inert gas environment into gaseous and liquid fuels and a residue.
Bilal Shoukat   +7 more
wiley   +1 more source

Geografia dels països catalans segons el llibre de Roger d'Al-Sarif Al-Idrisi

open access: yesCuadernos de Geografía de la Universitat de València
Traducción comentada del árabe al catalán de la parte correspondiente a los Països Catalans y, por extensión, a los territorios de la antigua corona de Aragón según el geógrafo musulmán al-Idr?s? (1154).
Juan Piqueras Haba, Ghaleb Fansa
doaj   +1 more source

Esclaves et métaux précieux de l’Afrique subsaharienne vers le maghreb au moyen âge à la lumière des sources arabes

open access: yesEspacio, Tiempo y Forma. Serie III, Historia Medieval, 2010
Si el Mediterráneo tal como lo definió Fernand Braudel implicaba el estudio de un conjunto de áreas geográficas marcadas por unas circunstancias históricas concretas, es llamativo observar que no se haya incluido, o por lo menos, tomado en cuenta otra ...
Mohamed Meouak
doaj   +1 more source

Analysis of Urban Heat Island Effect in Wuhan Urban Area Based on Prediction of Urban Underlying Surface Coverage Type Change

open access: yesAdvances in Meteorology, Volume 2024, Issue 1, 2024.
The rapid development of urbanization makes the phenomenon of urban heat islands even more serious. Predicting the impact of land cover change on urban heat island has become one of the research hotspots. Taking Wuhan, China, as an example, this study simulated the land type change in 2020 through the Cellular Automata‐Markov‐Chain (CA‐Markov) model ...
Wanyi Zuo   +5 more
wiley   +1 more source

¿Dónde está la mitología fenicia?: Al-Idrisi y los Aventureros de Lisboa (II) [PDF]

open access: yes
Este trabajo trata de los antecedentes de la historia narrada por al-Idrisi, vista en la primera parte de este artículo. Especialmente, de la forma en la cual el mito pudo pervivir en la Península Ibérica, así como de las relaciones entre dicho mito y ...
Matesanz Gascón, Roberto
core   +1 more source

A Systematic Review of Blockchain Technology Assisted with Artificial Intelligence Technology for Networks and Communication Systems

open access: yesJournal of Computer Networks and Communications, Volume 2024, Issue 1, 2024.
Blockchain is a very secure, authentic, and distributed technology and is very prominent in areas such as edge computation, cloud computation, and Internet‐of‐things. Artificial intelligence assists in the completion of activities efficiently and effectively by providing intelligence, analytics, and predicting capabilities.
Kamal Kumar   +6 more
wiley   +1 more source

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