Results 51 to 60 of about 70,744 (166)

Processos de resistência:

open access: yesConhecer, 2019
Em tempos de cerceamento dos direitos garantidos em lei, desconstrução da educação, censura da arte e desvalorização da cultura pelo atual governo federal, busca-se refletir, à luz de Hannah Arendt (2001), o sentido da co-labor-ação na produção material,
Flávia Wanderley Pereira de Lira   +2 more
doaj   +1 more source

Influência do tipo de preparo na resistência à fratura (sob teste de compressão) de dentes restaurados com facetas cerâmicas obtidas por um sistema CAD/CAM [PDF]

open access: yes, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde, Programa de Pós-Graduação em Odontologia, Florianópolis, 2014.O objetivo deste estudo foi avaliar a influência do tipo de preparo na resistência à fratura (sob ...
Gutiérrez Halabí, Celso Ignacio Roberto
core  

Recovery of Rare Earths from End‐of‐Life NdFeB Permanent Magnets from Wind Turbines

open access: yesChemSusChem, Volume 18, Issue 10, May 19, 2025.
This work outlines a process for the recovery of rare earth elements from permanent magnets from wind turbines. Pyrometallurgical and hydrometallurgical methods are employed to produce a concentrated rare earth solution. Finally, these elements are selectively precipitated yielding a mixed rare earth oxalate. This process demonstrates the efficient and
Lorena Alcaraz   +5 more
wiley   +1 more source

Sodium-affected alfisols of the agreste region, state of Paraíba, Brazil, as known by potter-farmers and agronomists Planossolos afetados por sódio no agreste paraibano conforme conhecidos por agricultores-ceramistas e agrônomos

open access: yesScientia Agricola, 2007
Decisions and practical attitudes of land use and management adopted by rural populations are, to a great extent, based on local soil knowledge. This study was performed to describe and analyze chemical, physical and morphological characteristics of ...
Ângelo Giuseppe Chaves Alves   +3 more
doaj   +1 more source

Programa Nupeart Pro..Move: cerâmica e educação [PDF]

open access: yes, 2017
Anais do 35º Seminário de Extensão Universitária da Região Sul - Área temática: CulturaConsiderando as capacidades de ralações da cerâmica, o programa de extensão universitária oferecido pelo Núcleo Pedagógico de Educação e Arte – NUPEART, através do ...
Bortolin, Rosana Tagliari   +1 more
core  

Bioactive Glasses as Alternatives to Hydroxyapatite for Bone Implant Coatings: A Comparative Study

open access: yesJournal of Biomedical Materials Research Part B: Applied Biomaterials, Volume 113, Issue 4, April 2025.
ABSTRACT No material currently matches the remodeling rates of natural bone. Although hydroxyapatite is commonly employed as a bioactive coating material for implants, its resorption rate is relatively low. Conversely, bioactive glass materials offer versatility, as they can be tailored with various oxides and proportions to alter their structure and ...
B. Garrido   +4 more
wiley   +1 more source

Os níveis fundacionais da Idade do ferro de Mesas do Castelinho (Almodôvar): os contextos arqueológicos na (re) construção do povoado [PDF]

open access: yes, 2010
Tese de mestrado, Arqueologia, Universidade de Lisboa, Faculdade de Letras, 2011Analisam-se e discutem-se os dados da cultura material (arquitectura e espólio) decorrentes de várias campanhas de escavação arqueológica no sítio da II Idade do Ferro de ...
Estrela, Susana Maria Gonçalves
core  

A contribuição da Ciência da Informação para a Gestão do Conhecimento: um estudo teórico e prático [PDF]

open access: yes, 2016
Objective: This research aimed to analyze the process of knowledge management in Salema Ceramics Company in perspective of Information Science. Method: Bibliographic review, applied, exploratory and descriptive research, with quantitative and qualitative
Pinho Neto, Júlio Afonso Sá de   +1 more
core   +3 more sources

Investigating the Ability to Mask Dental Discoloration by CAD/CAM Bleach Shade Ceramics in Different Thicknesses

open access: yesClinical and Experimental Dental Research, Volume 11, Issue 1, February 2025.
ABSTRACT Objectives The initial color of a ceramic restoration is determined by the background color. Dental ceramics are great at masking a variety of stains, which helps achieve a natural and beautiful smile. A recent study delved into the effectiveness of CAD/CAM bleach shade ceramics of varying thicknesses in concealing dental discoloration ...
Shervin Reybod   +3 more
wiley   +1 more source

Cell‐free biomimetic osteochondral scaffold for the treatment of knee articular surface lesions: Clinical outcomes differ based on patient and lesion characteristics

open access: yesKnee Surgery, Sports Traumatology, Arthroscopy, Volume 33, Issue 2, Page 544-554, February 2025.
Abstract Purpose A cell‐free biomimetic osteochondral scaffold was developed to treat cartilage knee lesions, with positive clinical results documented in small case series. However, clear evidence on patient and lesion characteristics that might affect the outcome is still lacking. The aim of this study is to analyse a large cohort of patients treated
Luca De Marziani   +7 more
wiley   +1 more source

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