Results 21 to 30 of about 292,876 (308)

Empirical analysis of rough set categorical clustering techniques based on rough purity and value set [PDF]

open access: yes, 2017
Clustering a set of objects into homogeneous groups is a fundamental operation in data mining. Recently, attention has been put on categorical data clustering, where data objects are made up of non-numerical attributes.
Abdulhasan, Raed abdulkareem   +5 more
core   +1 more source

Fracture toughness of a zirconia engineering ceramic and the effects thereon of surface processing with fibre laser radiation [PDF]

open access: yes, 2010
Vickers hardness indentation tests were employed to investigate the near-surface changes in the hardness of a fibre laser-treated and an as-received ZrO2 engineering ceramic.
Lawrence, Jonathan   +2 more
core   +3 more sources

Synthesis and near-infrared reflection performance of (Cr,V)-ZrSiO4 jewel green pigments [PDF]

open access: yesProcessing and Application of Ceramics, 2023
Novel (Cr,V)-ZrSiO4 jewel green pigments were synthesized by in situ mineralization at 900°C. The effects of Cr/Si molar ratio were investigated via DTA-TG, XRD, FE-SEM, TEM, UV-Vis-NIR, colorimeter and etc.
Jiang Feng   +10 more
doaj   +1 more source

Ceramic biomaterials for tissue engineering [PDF]

open access: yes, 2017
Bioceramics, natural and synthetic, are designed to induce a strong bonding to bone and appeared as an alternative to metallic implants. Bioceramic materials currently used for the repair and reconstruction of hard and soft tissues can be categorized ...
Oliveira, J. M.   +2 more
core   +1 more source

Role of addition of kaolin on the firing of white clay for Korean porcelain

open access: yesJournal of Asian Ceramic Societies, 2020
The objectives of this study were to examine the role of the addition of kaolin on the firing of white clay for Korean porcelain by characterizing the fired composites at 1000–1300°C, and finally to estimate the production conditions of ancient Korean ...
Hiroaki Katsuki   +10 more
doaj   +1 more source

The 3D Printing Behavior of Photocurable Ceramic/Polymer Composite Slurries Prepared with Different Particle Sizes

open access: yesNanomaterials, 2022
Ceramic polymer composite slurries were prepared using nano- and micro-sized Al2O3 in order to analyze rheological properties, sedimentation, and curing behavior.
Kukhyeon Ryu   +3 more
doaj   +1 more source

Finite element analysis of stress distribution and the effects of geometry in a laser-generated single-stage ceramic tile grout seal using ANSYS [PDF]

open access: yes, 2004
Optimisation of the geometry (curvature of the vitrified enamel layer) of a laser-generated single-stage ceramic tile grout seal has carried out with a finite element (FE) model.
Bull C. E.   +5 more
core   +1 more source

Single-stage sealing of ceramic tiles by means of high power diode laser radiation [PDF]

open access: yes, 2001
An investigation has been carried out using a 60 W high power diode laser (HPDL) to determine the feasibility of sealing the void between adjoining ceramic tiles with a specially developed grout material.
A. W. Gale   +27 more
core   +1 more source

Segmented phase of ultraviolet (UV) curable thermoset polyurethanes-graphite (TPU-G) composites [PDF]

open access: yes, 2019
Segmented thermoset polymeric materials properties mainly classified through its carbonyl hydrogen bonding. The addition of graphite particle loading in polymeric materials tailored the functional characteristic of the composites. Therefore, the carbonyl
Abdullah, M. F. L.   +2 more
core   +1 more source

Study of virgin coconut oil cost and yield by using natural method fermentation [PDF]

open access: yes, 2020
Coconut has existed for at least thousands of years. Its flesh, its husk, its shell and its milk can be used for different purposes. Most importantly, coconut oil has been applied in numerous applications such as cosmetics, cooking ingredient and ...
Abd Rahman, Misbahul Muneer   +5 more
core  

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