Results 31 to 40 of about 55,975 (315)

Morphology, mineralogy and micromorphology of soils associated to summit depressions of the Northeastern Brazilian Coastal Plains Morfologia, mineralogia e micromorfologia de solos de depressões de topo de Tabuleiros Costeiros do Nordeste Brasileiro

open access: yesCiência e Agrotecnologia, 2012
The scarcity of comprehensive characterizations of soils associated to gentle summit depressions of the Northeastern Brazilian Coastal Plains justifies this work, which had as objective to provide basic information for the more diverse agricultural and ...
Elen Alvarenga Silva   +5 more
doaj   +1 more source

Zirconium for esthetic rehabilitation: An overview

open access: yesIndian Journal of Dental Research, 2011
The demand for esthetic restorations has resulted in an increased use of dental ceramics for anterior and posterior restorations. A few decades ago, all-ceramic restorations were restricted to treatment in the anterior region, but now all-ceramic ...
Anjana Raut   +2 more
doaj   +1 more source

Effect of the chemical compounds of soil on the stability of excavation wall: A case study [PDF]

open access: yesInternational Journal of Mining and Geo-Engineering, 2022
Chemical compounds of soils can remarkably affect the stability of the excavation wall. This is highlighted in soils with fine grain materials. Inter-particle chemical cementation (IPCC) increases soil cohesion and, in turn, provides more stable ...
Majid Aeini   +2 more
doaj   +1 more source

Pliocene Te Aute limestones, New Zealand: Expanding concepts for cool-water shelf carbonates [PDF]

open access: yes, 2003
Acceptance of a spectrum of warm- through cold-water shallow-marine carbonate facies has become of fundamental importance for correctly interpreting the origin and significance of all ancient platform limestones.
Al‐Aasam I. S.   +27 more
core   +2 more sources

Cement-within-cement revision hip arthroplasty [PDF]

open access: yesThe Journal of Bone and Joint Surgery. British volume, 1993
We reviewed 19 revision hip arthroplasties in which the new femoral component had been recemented into the old, intact cement mantle. The mean time from the first operation to revision was 64 months and the average follow-up was 59 months. There were 7 excellent, 11 good, and one fair result. No femoral component had been revised for loosening and all
J R, Lieberman   +4 more
openaire   +2 more sources

A fluid flow perspective on the diagenesis of Te Aute limestones [PDF]

open access: yes, 2004
Pliocene cool-water, bioclastic Te Aute limestones in East Coast Basin, New Zealand, accumulated either in shelfal shoal areas or about structurally shallow growth fold structures in the tectonically active accretionary forearc prism.
Caron, Vincent   +2 more
core   +4 more sources

Cement Brand and Preparation Effects Cement-in-Cement Mantle Shear Strength [PDF]

open access: yesHIP International, 2014
Creating bi-laminar cement mantles as part of revision hip arthroplasty is well-documented but there is a lack of data concerning the effect of cement brand on the procedure. The aim of this study was to compare the shear strength of bi-laminar cement mantles using various combinations of two leading bone cement brands. Bi-laminar cement mantles were
Holsgrove, Timothy P.   +3 more
openaire   +2 more sources

The Effect of Different Angled Abutments with Peripheral Groove and Vent Hole on the Retention of Cement Retained Implant – Supported Restorations

open access: yesSelcuk Dental Journal
Background: The purpose of this study was to analyze the effect of vent hole or peripheral groove on retention of differently angled (15 ° and 30 o) abutments in of cement retained implant supported restorations.
Nuran Yanıkoğlu, Hilal Asutay
doaj   +1 more source

Trial of liquidation cementation of boreholes at Carpathians oil and gas deposits

open access: yesBudownictwo i Architektura, 2015
Complex geological structure as well as long-term intensive operation of oil and gas deposits in Borislav-Pokutska zone of Carpathians leads to changes in thermo-dynamical parameters of pools, rock deformation and, as a result, to crippling of the ...
M. Kovalchuk   +4 more
doaj   +1 more source

Comparison between three glass fiber post cementation techniques [PDF]

open access: yes, 2017
The aim of this experimental study was to compare the traditional cement systems with those of the latest generation, to assess if indeed these could represent of viable substitutes in the cementation of indirect restorations, and in the specific case of
Besharat, Laith Konstantinos   +5 more
core   +1 more source

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