Results 91 to 100 of about 297,311 (213)

Thermal conductivity of hemp concretes: Variation with formulation, density and water content

open access: yes, 2014
This study investigates the effect of formulation, density and water content on the thermal conductivity of hemp concretes. The investigations are based on experimental measurements and on self-consistent scheme modelling.
Collet, Florence, Prétot, Sylvie
core   +4 more sources

Influence of aggregate mineralogical composition on water resistance of aggregate–bitumen adhesion

open access: yesInternational Journal of Adhesion and Adhesives, 2015
The effects of aggregate mineralogical composition on moistures sensitivity of aggregate–bitumen bonds were investigated using four aggregate types (two limestone and two granite)and two bitumen grades (40/60 penand70/100pen). Moisture sensitivity (or water resistance) of the aggregate–bitumen bonds were characterized using retained strength obtained ...
Zhang, Jizhe   +3 more
openaire   +2 more sources

Kajian Eksperimen Kuat Tekan Beton Ringan Menggunakan Agregat Bambu dan Bahan Tambah Beton

open access: yesSemesta Teknika, 2016
The use bamboo as a substitute aggregate is an effort to reduce the density and static load of structural elements. This reseach focuses on the problem related to the specific gravity and compressive strength of the use of bamboo as a lightweight ...
Muhammad Riang Endarto   +1 more
doaj  

The mechanical properties of brick containing recycled concrete aggregate and polyethylene terephthalate waste as sand replacement

open access: yesE3S Web of Conferences, 2018
This research focuses on the performance of composite sand cement brick containing recycle concrete aggregate and waste polyethylene terephthalate. This study aims to determine the mechanical properties such as compressive strength and water absorption ...
Khalid Faisal Sheikh   +4 more
doaj   +1 more source

Effects of Aggregate Gradation on the Physical Properties of Semiflexible Pavement

open access: yesAdvances in Materials Science and Engineering, 2014
Semiflexible pavement (SFP), a composite pavement, is formed by filling into a very open porous asphalt skeleton a specifically designed water consistency fluid mortar with a very high early and 28-day strength.
Nadiah Md. Husain   +3 more
doaj   +1 more source

Physical, strength and acoustic properties of lightweight cement composite with preplaced chemically-treated crumb rubber

open access: yesCase Studies in Construction Materials
The valorisation of waste tyre crumb rubber (CR) as a sustainable construction material can alleviate environmental pollution and save natural aggregate consumption. However, its use in cement composite can result in a significant loss of strength due to
Syed Nasir Shah   +6 more
doaj   +1 more source

Composite ontology change operators and their customizable evolution strategies [PDF]

open access: yes, 2012
Change operators are the building blocks of ontology evolution. Elementary, composite and complex change operators have been suggested. While lower-level change operators are useful in terms of finegranular representation of ontology changes ...
Abgaz, Yalemisew   +2 more
core  

On the European readiness for flexicurity: Empirical evidence with OECD/HBS methodologies and reform proposals [PDF]

open access: yes
The Fourth European Working Conditions Survey (European Foundation 2007) is used to investigate the readiness of Europe to flexicurity labour market reforms proposed by the European Commission (= flexibilization of employment relations compensated by ...
Tangian, Andranik
core  

Institutions and efficiency in transition economies [PDF]

open access: yes, 2009
This paper analyzes the effects of political and economic institutions on efficiency of transition economies over the 1995-2005 period. Perpetual Inventory Method is used to construct capital series for these countries, and then stochastic production ...
Dang, V
core  

Price Discovery in Multiple-Dealer Markets: The Case of the Interbank Foreign Exchange Market [PDF]

open access: yes
Price discovery is a principal function of financial markets. Yet, especially for dealership markets, financial economists know little about how prices are determined.
Karyn L. Williams
core  

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