• Title/Summary/Keyword: Historical research

Search Result 2,624, Processing Time 0.023 seconds

Use of copper shape memory alloys in retrofitting historical monuments

  • El-Borgi, S.;Neifar, M.;Jabeur, M. Ben;Cherif, D.;Smaoui, H.
    • Smart Structures and Systems
    • /
    • v.4 no.2
    • /
    • pp.247-259
    • /
    • 2008
  • The potential use of Cu-based shape memory alloys (SMA) in retrofitting historical monuments is investigated in this paper. This study is part of the ongoing work conducted in Tunisia within the framework of the FP6 European Union project (WIND-CHIME) on the use of appropriate modern seismic protective systems in the conservation of Mediterranean historical buildings in earthquake-prone areas. The present investigation consists of a finite element simulation, as a preliminary to an experimental study where a cantilever masonry wall, representing a part of a historical monument, is subjected to monotonic and quasi-static cyclic loadings around a horizontal axis at the base level. The wall was retrofitted with an array of copper SMA wires with different cross-sectional areas. A new model is proposed for heat-treated copper SMAs and is validated based on published experimental results. A series of nonlinear finite element analyses are then performed on the wall for the purpose of assessing the SMA device retrofitting capabilities. Simulation results show an improvement of the wall response for the case of monotonic and quasi-static cyclic loadings.

Historical Controls, Data Banks, and Randomized Trials in Clinical Research: A Review

  • Fleming Thomas R.
    • 대한예방의학회:학술대회논문집
    • /
    • 1994.02b
    • /
    • pp.265-269
    • /
    • 1994
  • A brief review is presented of the strengths and weaknesses of historical controls, data banks, and randomized trials in the evaluation of clinical treatment. Use of pre randomized versus postrandomized informed consent is discussed. Recommendations are made for the development of an appropriate clinical research strategy.

  • PDF

Provenance and Validation from the Humanities to Automatic Acquisition of Semantic Knowledge and Machine Reading for News and Historical Sources Indexing/Summary

  • NANETTI, Andrea;LIN, Chin-Yew;CHEONG, Siew Ann
    • Asian review of World Histories
    • /
    • v.4 no.1
    • /
    • pp.125-132
    • /
    • 2016
  • This paper, as a conlcusion to this special issue, presents the future work that is being carried out at NTU Singapore in collaboration with Microsoft Research and Microsoft Azure for Research. For our research team the real frontier research in world histories starts when we want to use computers to structure historical information, model historical narratives, simulate theoretical large scale hypotheses, and incent world historians to use virtual assistants and/or engage them in teamwork using social media and/or seduce them with immersive spaces to provide new learning and sharing environments, in which new things can emerge and happen: "You do not know which will be the next idea. Just repeating the same things is not enough" (Carlo Rubbia, 1984 Nobel Price in Physics, at Nanyang Technological University on January 19, 2016).

A Study of the Historical Reconstruction of the Western Man's Coat in the Early of the 19th Century (19세기 초 서양 남성상의 고증제작 연구)

  • Ryu, Kyung-Hwa;Kim, Yang-Hee
    • Journal of the Korean Society of Costume
    • /
    • v.65 no.1
    • /
    • pp.136-149
    • /
    • 2015
  • This research aimed to study the making of western men's coats in the early 19th century. First of all, the study figured out the concepts and forms of western men's tops in the early 19th century by collecting and categorizing pictures including engravings, paintings and pattern books, and literature data. Second, this research identified the patterns, sewing, and design techniques by examining the pattern books on men's clothing in the early 19th century, and analyzed the preserved costumes to restore the selected models. Third, this research presented historical evidences and patterns after designing a men's tailcoat of the early $19^{th}$ century and checking the fit based on the analyzed forms and design techniques. The research discovered that the analyzed results between the tailcoat forms depicted in literature, pictures and pattern books and preserved costumes were almost identical. From this, it can be assumed that the tailors followed a manual when designing garments during that time given the similarity between historical records and remaining items. In addition, it can be seen that the forms and designing methods of men's clothing in the 19th century were almost similar to that of the modern menswear, despite the differences in producing process.

A Study on the Historical Research of Indigo Clothing Gifts of Early Joseon -Focusing on the Po and Ieom of King Seongjong's Reign- (조선 전기 아청사여복식(鴉靑賜與服飾)의 고증적 분석 -성종 재위기의 포 류와 이엄을 중심으로-)

  • Choi, Jeong
    • Journal of the Korean Society of Clothing and Textiles
    • /
    • v.44 no.1
    • /
    • pp.107-125
    • /
    • 2020
  • Indigo [鴉靑] was used as a symbolic color in 15th century diplomacy. This study reinforces the historical research for characteristic and shapes of indigo colored royal clothing gift in King Seongjong's reign with a focus on po [袍] and ieom [耳掩]. Clothing made of fur that was combined with satin damask, silk gossamer [綃] were frequent gift, and a sable coat was a symbol of high-ranking clothes. Another clothing's materials were satin damask, sheer fabric gauze [羅], cotton, tabby with silk and ramie [紵絲]. The indigo color of King Seongjong's reign was recommended not for luxury. Historical research factors for indigo clothing gift were extracted from noblemen's relics. Danryeong and jigryeong are shaped of narrow sleeves and trapezoid gusset pleated in and out. Sable coat can consist of satin damask outshell, sable lining, and double oblique collar. Heohyung are presumed types of short sleeved fur vests. Ieom can be reconstructed with an indigo fabric outshell and sufficient fur. Dapho has gusset pleated wide and narrow. As additional gifts, the shapes of yoseon-cheopri and cheopri were analyzed. We selected a commercial fabric similar to relics and an indigo powder dyeing method to remedy a lack of traditional material. The reconstructed data were presented as flat drawings and samples.

Understanding Qi: Its Development and Clinical Application to Nursing Practices (기 개념의 이해와 간호 실무 적용)

  • Kim, Myung-Ja
    • Journal of Korean Academy of Nursing
    • /
    • v.38 no.3
    • /
    • pp.445-453
    • /
    • 2008
  • Purpose: This paper analyzed the historical origins of the Qi concept and assesses its possible contribution to the development of complementary therapy and new nursing practices. Methods: In order to clarify the Qi concept measure its theoretical/clinical potentials, this study analyzed both historical data and experimental research that adopt and apply the concept. These include modern/contemporary research measuring its effects in promoting mental and physical health. Using the method of cross-cultural comparison, this study analyzed diverse approaches to the Qi concept and sought to find common features among the approaches. Results: A historical, cross-cultural analysis revealed several fundamental similarities between Qi theories that have developed in the east and the holistic concepts that have evolved in the western traditions. Especially, the analysis of the more recent research on the Qi concept shows ample possibilities of its future contributions to the development of new diagnostic applications and the promotion of overall human health. Conclusion: The historical study of the Qi concept found some key common factors in the diverse philosophical traditions in the east and the west. Considering the growing popularity of complementary therapy among health professionals and the general public, the Qi concept and its clinical applications are expected to promote human health. In this context, this research contributes to developing new nursing practices based on the concept by clarifying its philosophical origins and theoretical backgrounds.

Development of Electrical Construction Cost Index for Historical Construction Costs Estimation System (실적공사비 적산제도 활용을 위한 전기공사비지수 개발)

  • Sohn, H.K.;Lee, H.K.;Park, M.Y.;Park, I.P.;Kwon, Y.M.;Seo, S.S.;Kim, K.G.;Kim, J.H.
    • Proceedings of the KIEE Conference
    • /
    • 2005.07e
    • /
    • pp.37-39
    • /
    • 2005
  • When we have been estimated construction costs, till now, we are used to costs accumulating method of each items based on standard labors rates. But there are some problems of its methods. Our governments are applied to a historical construction costs estimation system for building construction and civil engineering works from January 2004. The electrical construction works are forecasted that applied to historical construction cost estimation systems. This paper is showed to development of electrical construction cost index for estimation of historical costs and contract prices.

  • PDF

A Study on the Fire-Safety Design for the Historic Buildings (역사적 건조물의 화재안전을 위한 기초연구)

  • Lee Ji-Hee
    • Journal of the Korean housing association
    • /
    • v.15 no.6
    • /
    • pp.107-113
    • /
    • 2004
  • Fire was and remains a great threat to historic buildings of wood. This threat is omnipresent and often results to irreparable property losses especially cultural heritages. Fire of historic buildings continues to increase every year. The purpose of this study is to preserve a life safety, historical heritage and architectural & cultural values by pursuing for fire safety in the historical buildings. This study shall employ two research methods: a literature review and field survey methods. The literature review shall focus on the observations of characteristics noted in fire codes. The field survey shall cover a heat analysis and fire protection equipment. A method is proposed to investigate fire codes related historical building, reported fire history Fire Codes and Regulations for modern buildings are not always applicable on the historic buildings. Old buildings, and some new buildings with architectural, historical or cultural importance may have values which cannot be measured on a monetary scale. Their protection against the damage caused by fire is considered to be one of the basic moral duties of society. It is strongly recommended, therefore, legislation for fire safety in historical buildings must be extended to a complementary relationship with 'active' fire protection measures, to provide safety in real historical building in real fire situations. The development and application of performance based Codes and the Fire Safety Engineering approach seems to be a rather reasonable and effective way to deal with this historical buildings.

On the Method of History of Korean Costume (한국 복식사의 방법-30년의 회고를 겸하여-)

  • 이경자
    • Journal of the Korean Society of Costume
    • /
    • v.38
    • /
    • pp.17-29
    • /
    • 1998
  • The purpose of this paper is to explore a new methodology for the historiography of Korean cos-tumes. In particular, I focus on the possibility for systematic, historical methods appropriate for the history of Korean costumes. First, I characterize the general historiography of costumes as involving two aspects-one as the social science and the other as historical science(Geschichteswissenschaft). My contention is that any historical study of costume should be established on the intersection of social and historical studies, and their entangling relations with many a neighboring field of sciences. It requires in other words, an interdisciplinary approach that combines various methodologies of social sciences as well as those of history. Second, I present an overall review of the historical methodology with a special emphasis on the“Quellenkunde”of orthodox historiography. Building on the review, third, I pay attention to recent innovations in historical methodologies, such as“New History”that draws on history, sociology and social history, and their applicability to the history of Korean costmes. In this regards. I adress among others, the following theoretical perspectives : 1) comparioson and comparative history, 2) the formatived and paternal approaches toward the history of costume, 3) particulartiy and universality of Korean costume. I conclued that the history of Korean costumes should broaden its theoretical horizon in order to accomodate a wider range of research agenda, including costumes of neighboring cultures, while remaining sensitive to new theories and methods of the neighboring social historical sciences. For this purpose, it is emphasized that an international collaboration among researchers of the region, as well as that across the different disciplinnary boundaries, is indispensable for successful studies that can embrace diverse fields and areas.

  • PDF

Historical Development of Russian Principle on Arrangement and Classification Archives : In Case of Russian State Historical Archive(RGIA) (러시아 기록물 분류체계의 발전 러시아국립역사기록보존소(RGIA)를 중심으로)

  • Bang, Il-Kwon
    • The Korean Journal of Archival Studies
    • /
    • no.7
    • /
    • pp.75-105
    • /
    • 2003
  • Russian State Historical Archive (Rossiiskii gosudarstvennyi istoricheskii arkhiv - RGIA) received its present name in June 1992, and before 1961 was known as TsGIA. RGIA holds the major records of high-level and central state and administrative institutions and agencies of tsarist Russia from the eighteenth century to 1910s (except the records of the Army, Navy, and the Ministry of Foreign Affairs), as well as fonds of social organizations, institutions, and individuals of prerevolutionary Russia. The main goal of this article is to assist understanding russian principle on arrangement and classification archives with its historical development focusing on one of the biggest historical archive in Russia. The primary set of historical records in RGIA remain arranged in 3-steps classification system: fond (collection) -- opis' (inventory) -- delo (file). In this general survey of RGIA author offers detailed information on the collection of archives and the system for classification of its huge amounts of primary sources in connection with influence upon historical studies. Despite the general economic crisis Russian archives are struggling to keep their doors open for public research and are exerting their energies in present electronic information to scholars and other researchers from throughout the world. The result, however, is not rewarded enough, considering the effort involved.