BACKGROUND There are several vacuum mixing systems on the market which are arbitrarily used with various bone cements in clinical work. Hardly any studies have been done on the performance and handling of these systems in combination with different cement brands. MATERIAL AND METHODS We therefore tested 6 vacuum mixing systems (Palamix, Summit, Cemvac, Optivac, Vacumix, MixOR) in combination ...

To find out the wood species used in national structures late Joseon Dynasty, 11 volumes of Yeonggeon-Uigwes were reviewed. It was confirmed that mainly for repair and restoration palaces, shrines, fortresses. In 17th to 20th centuries, specified have revealed either hardwood or softwood. As species, Juglans mandshurica, Zelkova serrata, Fraxinus rhynchophylla, Betula schmidtii, Paulownia corea...

This study aims to find Chinese-style buildings and architectural factors manifested in those by paying attention centered on used the palaces royal family houses Joseon Korea during 19th century. Although influences of Qing late Dynasty have been researched history studies, anthropology, literature, research architecture is greatly lacking. However, latter part Joseon, changes recognition cult...

La Blanca is an urban settlement located in the department of Petén, Guatemala. The site played important role due to its strategic location alongside Mopán River basin. This paper presents results zooarchaeological studies conducted on this archaeological during Classic Terminal period (850-1000 A.D.), a time social upheaval which elite left city and new inhabitants occupied rooms monumental p...

using records and documents left by muslim geographers and historions, this article tries to rebuild the historical geography of zarang, now a buried islamic - iranian city and once the administrative center of the sistan region in southeastern iran. the aim of this reconstruction is to help archaeologists have access to the plan and approximate whereabouts of major facilities of the city befor...

This paper presents a chemical-mineralogical characterization of construction materials from medieval Renaissance buildings Ferrara (NE Italy) to provide an insight into the nature and provenance raw used. Biagio Rossetti was Italian architect urbanist city Ferrara. From 1483, he Duke Ercole I d’Este who in 1492 assigned him project enlarging is still famous because designed built many notable ...

the art of qajar period includes many unique features and themes. one of the most exceptional features of qajar artworks (painting on tiles) is women motifs depicted at semiprivate and private spaces, at houses of nobilities, and palaces. qajar women in these paintings interact with foreign women’s identity and they have shown a new face of iranian women. the archi-myth of qajar period is inclu...

Abstract In February 2020, Vietnam closed its borders to prevent the emergence of COVID-19 in country. Nevertheless, after appearance first large infected cluster March situation gradually deteriorated since July 2020. The Vietnamese government decided ban gatherings, and therefore certain religious practices. religions country had adapt their practices this new situation. article, I will explo...