Results 151 to 160 of about 15,064 (282)

Vitruvius’ recipe for the manufacture of the pigment ‘Egyptian blue’

open access: yes, 2003
C. Vestorius, a rich banker of Puozzoli, businessman, correspondent of Cicero and Atticus, imported and perfected in Italy the Alexandrine methods of manufacture of the pigment Egyptian blue. The text of the Roman architect Vitruvius (7, 11, 1) is the only text which outlines the manufacture stages of this artificial pigment based on copper oxide and ...
openaire   +1 more source

Rise of the south: How Arab‐led maritime trade transformed China, 671–1371 CE

open access: yesAsia‐Pacific Economic History Review, Volume 65, Issue 1, Page 3-38, March 2025.
Abstract China's center of socioeconomic activities was in the North prior to the Tang dynasty but is in the South today. We demonstrate that Arab and Persian Muslim traders triggered that transition when they came to China in the late seventh century, by lifting maritime trade along the South Coast and re‐creating the South.
Zhiwu Chen, Zhan Lin, Kaixiang Peng
wiley   +1 more source

Artificial Intelligence in Endodontics—A Bibliometric Analysis

open access: yesAustralian Endodontic Journal, EarlyView.
ABSTRACT This study aims to map and evaluate research trends in artificial intelligence applied to endodontics using bibliometric methods. A comprehensive literature search was conducted in PubMed, EMBASE, and Scopus in April 2025 to identify studies addressing artificial intelligence in endodontic diagnosis, treatment, and education. Titles, abstracts,
Eric Chen   +6 more
wiley   +1 more source

Galabiyas colorées [PDF]

open access: yes
A series of women in colorful traditional jalabiyas. The top row of women is wearing shades of yellow with red veils that hang all the way to the knees. The woman on the far right top has a dotted yellow cheerful dress.
Margo Veillon, Egyptian-Swiss
core  

Competitive diplomacy in bargaining and war

open access: yesAmerican Journal of Political Science, EarlyView.
Abstract War is often viewed as a bargaining problem. However, prior to bargaining, countries can vie for leverage by expending effort on diplomacy. This article presents a dynamic model of conflict where agenda‐setting power is endogenous to pre‐bargaining diplomatic competition.
Joseph J. Ruggiero
wiley   +1 more source

Egyptian Infantry Marching Past. [PDF]

open access: yes
Caption: "Egyptian Infantry Marching Past. Their uniforms are light blue and their tarbûshes (caps) are scarlet."Infantry marching. .
Sladen, Douglas Brooke Wheelton, 1856-1947
core  

The limits of AI for authoritarian control

open access: yesAmerican Journal of Political Science, EarlyView.
Abstract An emerging literature suggests that artificial intelligence (AI) can greatly enhance autocrats' repressive capabilities. This paper argues that while AI presents a powerful new tool for authoritarian control, its effectiveness is constrained by the very repressive institutions it is designed to serve.
Eddie Yang
wiley   +1 more source

Rêverie à l'heure du thé [PDF]

open access: yes
Oil portrait of a woman with red hair and large blue eyes leaning forward and drinking tea. She has a playful expression on her face as she looks to the sky and smiles like she is daydreaming.
Margo Veillon, Egyptian-Swiss
core  

The Fiery Eyes of a Maenad: Origin Determination of Faceted Garnet Eye Inlays in a Roman Bronze Bust From Southern Tyrol

open access: yesArchaeometry, EarlyView.
ABSTRACT In 1837, the Tyrolean State Museum Ferdinandeum in Innsbruck, Austria, purchased a Roman bronze statue of a maenad from the 2nd century ce with red garnets as facetted eye inlays found near Brixen, Southern Tyrol. These garnets were investigated using optical microscopy, a portable hand‐held and a stationary micro‐X‐ray fluorescence device, as
H. Albert Gilg   +3 more
wiley   +1 more source

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