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By calcination and dehydration of paper sludge, which is a by-product of recycled paper waste, a non toxic mineral with a highly pozzolanic activity is formed. Besides th [...]
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The present study deals with the use of calcareous diatomites, a naturally occurring amorphous silica- and calcite-rich raw material, for the production of C2S-rich clink [...]
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3.
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Zacharopoulou, G.
The impact of the control of key parameters during the production chain (calcination, slaking, maturation) of a lime based binder was experimentally investigated under a [...]
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4.
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Zacharopoulou, G.
Within the general framework of study on high calcium building limes (CL) suitable for conservation purposes, selected results of research are presented and discussed in [...]
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High quality recycling aggregate nearly same with virgin aggregate has been passionately developing in the recent years due to the establishment of the low emission socie [...]
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A new ecological concrete has been developed which utilizes CO2 emitted from a power plant and which can achieve CO2 emission levels below zero. This ecological concrete [...]
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This study investigates performance of slag as an alternative cementitious binder against ordinary Portland cement (OPC), fly ash (FA) and palm oil fuel ash (POFA). To ac [...]
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In Japan, coal-fired power is one of the main electric powers along with atomic power and natural gas -fired power. The annual amount of coal used for coal-fired power ge [...]
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For high durability and strength, decreasing of the water to binder ratio of cement is needed by using of fly ash, blast furnace slag as mineral admixture. And it is poin [...]
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Recently, blended cement is needed in order to lower the energy consumption and CO 2 emission from cement industries. On the other hand, waste management and environmenta [...]
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11.
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The properties of concrete with high amount of the mineral admixtures with a few carbon footprint other than cement were showed. The experiment examines the influence tha [...]
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Ancient mortars have proved to be durable and reliable materials even when submitted to severe conditions of salts and high humidity. This study intends to contribute to [...]
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13.
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Pavlík, V.
Expansive forces arising in concrete due to alkali-silica reaction (ASR) can damage concrete structures. ASR in concrete can occur when aggregate contains reactive silica [...]
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14.
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Hohlfelder, R.L.
Roman hydraulic maritime concretes of the central Italian coast have Flegrean vitric tuff as coarse aggregate and mortar pozzolan. Pozzolanic reaction at high pH produced [...]
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The major environmental impact of concrete is caused by CO2-emissions during the cement production. Great potential for the reduction of the global warming potential and [...]
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The development of innovative eco-efficient cementitious materials is, nowadays, a wide-spread concern to assure the sustainability of the built environment. In this scop [...]
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It is a fact well known that the active additions improves the mechanical as well as de durability of concrete structures. Usually the materials are tested in laboratory [...]
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18.
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Due to incentives to reduce greenhouse gas emissions during clinker production more and more of the clinker fraction of cement is being replaced with supplementary cement [...]
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19.
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An experimental investigation was conducted to study the shear strength of full-scale beams constructed with both high-volume fly ash concrete (HVFAC) – concrete with a [...]
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20.
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In this paper some production processes and possibilities of alkaline activation of fly ash are examined. This fly ash is used as a binder in new type of concrete without [...]
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21.
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Porous ceramic aggregate produced from roof tile waste was used as an internal curing agent. The aim of this study is to investigate the effect of the porous ceramic aggr [...]
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The present paper is directed towards development of statistical models for the evaluation of efficiency factors of fly ash so that its contribution on concrete strength [...]
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23.
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Concrete is one of the most commonly used among construction materials. Generally, concrete is produced by using Ordinary Portland Cement (OPC) as binder and it contribut [...]
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24.
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The highly durable pozzolanic mortars of wall concretes from the Theater of Marcellus and Great Hall of Trajan’s Markets preserve traces of micromorphological textures [...]
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In this study, optimum combinations of the replacement ratios of fly ash (FA) and ground granulated blast-furnace slag (BS) with cement were examined from the aspect of p [...]
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26.
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This paper reports the potential reuse of incineration fly ash (IFA) as cement supplements in the production of engineered cementitious composites (ECC), a unique class o [...]
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27.
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An experimental investigation was conducted to study both the mechanical and durability performance of various specimens constructed with both high-volume fly ash concret [...]
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28.
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In this paper, effect of cement type and expansive additive content on resistance to both drying shrinkage cracking and thermal cracking of concrete using fly ash and gro [...]
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29.
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This study investigated the performance of two high-volume fly ash concrete (HVFAC) mixes with 70% replacement of Portland cement with a Class C fly ash (with one mix hav [...]
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30.
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In order to reduce the amount of CO2 gas in cement industry, the use of blended cement is valid. Share of blended cement in Japan, has not changed over last 10 years. One [...]
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31.
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In order to reduce environmental loading, it is important to propose the way for the usage of large particles of Fly Ash. In this research, relationship between packing f [...]
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32.
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The study aims at using Shirasu, which is a pyroclastic flow deposit like volcanic ash, as one of the binders in mortar or concrete. It is one of the unused natural resou [...]
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33.
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Low calcium fly ash-based geopolymer (LCFG) concrete binder, which results from the reaction of a source material rich in silica & alumina (low calcium fly ash) and a [...]
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