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Photorealistic simulated modelling from fractals applied to mined-out pit restoration
(Universidad Nacional de Colombia Sede Medellín, 2014-08-25)
3D modelling has been used to simulate the restoration of mining environments, mainly due to ease of use. However, this technique poorly models natural structures, such as leaves, coastlines, mountain systems, etc. Recent ...
Qualidade do aço inoxidável martensítico do tipo AISI-420 utilizado na confecção de ferramentas cirúrgicas
(Escola de Minas, 2009)
Até o presente momento, o aço inoxidável martensítico do tipo AISI-420 é muito utilizado na confecção de ferramentas cirúrgicas. Tais ferramentas vêm apresentando corrosão prematura, identificada após processo de limpeza ...
Sealing versus partial caries removal in primary molars: a randomized clinical trial
(BioMed Central, 2014)
Abstract
Background
The resin-based pit and fissure sealant is considered a successful tool in caries prevention, however there is a growing evidence of its use in controlling ...
Remitting seronegative symmetrical synovitis with pitting oedema (RS3PE) case presentation and comparison with other polyarthritides affecting older people
(Oxford University Press, 2017-03)
Remitting seronegative symmetrical synovitis with pitting oedema (RS3PE) syndrome mainly affects elderly men and responds well to steroids. Since this syndrome can resemble other diseases, its diagnosis is a significant ...
Modification of Lotic Environments for Open Pit Coal Extraction: Effects on Biota and Recommendations
(Univ Nac Colombia, Fac Ciencias, Dept Biol, 2018-01-01)
Open coal mining will cause a series of modifications to different lotic environments in Colombia. In this paper we analyzed the case of an open pit coal mine located in the Department of La Guajira, Colombia, focusing on ...
Avaliação da resistência ao desgaste erosivo gerado por cavitação em aços inoxidáveis austeníticos com alto teor de nitrogênio: estudo dos mecanismos de desgaste
(Escola de Minas, 2010)
Amostras do aço inoxidável UNS S31803, nitretadas em alta temperatura, com 0,9 % de nitrogênio em solução sólida foram submetidas a ensaios de cavitação vibratória em água destilada. As amostras foram, previamente, ...