نتایج جستجو برای: glass paste

تعداد نتایج: 80895  

2011
D. V. Thakker

For present work, 27 clinically diagnosed Chronic Myeloid Leukemia patients were selected, who attended the Out Patient Department of Gujarat Cancer and Research Institute, Ahmedabad. In all these cases relevant history, clinical findings, haematological data and other investigations were noted & bone-marrow samples were obtained for further study, which was done at Genetics Laboratory, B.J. Me...

Journal: :International journal of scientific advances 2022

Cost and energy payback time in relation to solar cell performances is one of the key parameters considered for mass application. In this research work, a low-cost, easily fabricated, more eco-friendly photovoltaic device was successfully developed using dye synthesized from teak plant leaves. The dye-sensitized (DSSC) made up photoelectrode counter electrodes. prepared by depositing zinc paste...

Journal: :Brazilian oral research 2015
Hévelin Couto Pimenta Ivana Maria Povoa Violante Carlo Ralph de Musis Álvaro Henrique Borges Andreza Maria Fábio Aranha

The aim of this study was to evaluate the in vitro antimicrobial activity of Brazilian brown propolis as an intracanal medication against Enterococcus faecalis. Thirty dentin discs prepared from intact freshly extracted bovine maxillary central incisors were infected with E. faecalis for 21 days. The specimens were distributed into six groups according to the medicament used as follows: G1- cal...

Journal: :international journal of nano dimension 0
m. kamal civil eng. dept., faculty of engineering, menoufia university, shebeen el-koom, menoufia, egypt. m. a. safan civil eng. dept., faculty of engineering, menoufia university, shebeen el-koom, menoufia, egypt. m. eltabey basic eng. science department, faculty of engineering, menoufia university, egypt. el. s. zaki building materials department, housing & building research center, cairo, egypt. kh. abu el-hassan ph.d. candidate, civil eng. dept., faculty of engineering, delta university, mansura, egypt.

this study is concerned with the synthesizing of cu-zn nano-ferrite particles in the laboratory applying simple techniques. the morphology of the synthesized nano-particles was analyzed using transmission electron microscopy (tem), and the minerals were identified using x-ray diffraction (xrd). the nano material was used to replace 1- 4 percent by weight of portland cement in cement pastes and ...

Journal: :Applied sciences 2021

The effect of solder joint fabrication on the thermal properties IGBTs soldered onto glass-epoxy substrate (FR4) was investigated. Glass-epoxy substrates with a thickness 1.50 mm, covered 35 ?m thick Cu layer, were used. A surface finish prepared from hot air leveling (HAL) Sn99Cu0.7Ag0.3 layer 1 ÷ 40 ?m. IGBT transistors NGB8207BN SACX0307 (Sn99Ag0.3Cu0.7) paste. samples in different soldering...

2012
Sujit D. Rathod

According to the U.S. Office of Science and Technology Policy, research misconduct is fabrication, falsifi cation, and plagiarism.1 Plagiarism is defi ned as “the appropriation of another person’s ideas, processes, results, or words without giving appropriate credit.” It is an act of deception. It involves stealing someone else’s work and lying about it afterward. The digital age has made it ea...

2016
Warda Ashraf Jan Olek Hyungu Jeong Vahit Atakan

This paper presents a comparative study on the effects of high temperature (~500°C) on carbonated calcium silicate-based cement (CSC), hydrated ordinary Portland cement (OPC), and hydrated OPC with 20% fly ash (FA) paste samples. The CSC is primarily composed of calcium–silicate minerals with different calcium to silica atomic ratios, such as wollastonite, rankinite, and pseudowollastonite. The...

2016
Xiantong Yan Hongzhi Cui Qinghua Qin Waiching Tang Xiangming Zhou

Carbon nanotubes (CNTs) have excellent mechanical properties and can be used to reinforce cement-based materials. On the other hand, the reaction product of carbonation with hydroxides in hydrated cement paste can reduce the porosity of cement-based materials. In this study, a novel method to improve the strength of cement paste was developed through a synergy of carbon nanotubes decorated with...

2011
M Athanassiadis N Jacobsen P Parashos

AIM To investigate the chemical interaction of calcium hydroxide with the corticosteroid triamcinolone acetonide in Ledermix Paste and in Odontopaste, a new steroid/antibiotic paste. METHODOLOGY Validated methods were developed to analyse the interaction of calcium hydroxide in two forms, Pulpdent Paste and calcium hydroxide powder, with triamcinolone acetonide within Odontopaste and Ledermix...

2017
Josiane E. Manejo Djiogue Richard M. Nguimbou Leopold N. Tatsadjieu Yannick D. Mang Nicolas Y. Njintang

Nnam gon, a cake made by steam cooking a mixture of Cucurbitaceae seeds paste and others ingredients specially spices, is a highly prized dish in Central African region. A preliminary investigation conducted as part of this study highlighted that formulations used in the processing of Nnam gon vary according to the spices used. This study was carried out to determine the best formulation for th...

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