نتایج جستجو برای: construction materials

تعداد نتایج: 632271  

2014
Jennifer R Trask Christopher M Harbourt Paul Miller Megan Cox Russell Jones Paul Hendley Chung Lam

The use of pesticides by homeowners or pest-control operators in urban settings is common, yet contributions of washoff from these materials are not easily understood. In the present study, cypermethrin, formulated as Cynoff EC (emulsifiable concentrate) and Cynoff WP (wettable powder) insecticides, was applied at typical rates to 10 different building material surfaces to examine its washoff p...

2013
HUI LI JINGXIAO ZHANG ZHEN SHI

Since the logistics is an industry with relatively higher energy consumption, the building industry lowcarbon logistics ought to attract wide attentions from the building enterprises. Simulated annealing is an effective intelligent algorithm for optimizing the building materials logistics route. This paper analyzes the similarities between the process of the building materials logistics route o...

2015
Entidhar Al-Taie Nadhir Al-Ansari Sven Knutsson

Sustainable design, green architecture and sustainable construction are new methods for design and construction that are employed for environmental and economic challenges. Clay and bricks proved as sustainable building materials. In this paper, crush brick in the concrete mixture instead of normal coarse aggregate will be used. STAAD Prov8i software was applied for the designed of a hypothetic...

2007
R. D. Rawlings J. P. Wu A. R. Boccaccini

Glass-ceramics are polycrystalline materials of fine microstructure that are produced by the controlled crystallisation (devitrification) of a glass. Numerous silicate based wastes, such as coal combustion ash, slag from steel production, fly ash and filter dusts from waste incinerators, mud from metal hydrometallurgy, different types of sludge as well as glass cullet or mixtures of them have b...

Journal: :Radiation protection dosimetry 2006
J Al-Jundi W Salah M S Bawa'aneh F Afaneh

The natural radioactivity due to the presence of (226)Ra, (232)Th and (40)K in selected building materials used in Jordanian building constructions has been measured using gamma-ray spectrometer with a Hyper Pure germanium detector. The average activity concentrations observed in different building materials ranged from 27.7 +/- 7.5 to 70.4 +/- 2.8, 5.9 +/- 0.67 to 32.9 +/- 3.9 and 30.8 +/- 0.8...

2011
Aeslina Abdul Kadir Abbas Mohajerani

Brick is one of the most common masonry units as a building material due to its properties. Many attempts have been made to incorporate wastes into the production of bricks, for examples, rubber, limestone dust, wood sawdust, processed waste tea, fly ash, polystyrene and sludge. Recycling such wastes by incorporating them into building materials is a practical solution for pollution problem. Th...

2018

• A submitted manuscript is the author's version of the article upon submission and before peer-review. There can be important differences between the submitted version and the official published version of record. People interested in the research are advised to contact the author for the final version of the publication, or visit the DOI to the publisher's website. • The final author version ...

2008

In the United States, the predominant land use goal has been to extract and maximize profit from the land in the near term. Sustainability and its underlying concept of stewardship of the built environment run counter to this extraction-based philosophy. Beyond sustainability, the recognition of the value of existing buildings has resulted in a growing interest in historic preservation. Sustain...

2014
Konstantin Volchek Geneviève Thouin Wenxing Kuang Ken Li F. Handan Tezel Carl E. Brown

The release of the organochlorine pesticide lindane (γ-hexachlorocyclohexane) from several types of contaminated building materials was studied to assess inhalation hazard and decontamination requirements in response to accidental and/or intentional spills. The materials included glass, polypropylene carpet, latex-painted drywall, ceramic tiles, vinyl floor tiles, and gypsum ceiling tiles. For ...

Journal: :Applied and environmental microbiology 2000
T Tuomi K Reijula T Johnsson K Hemminki E L Hintikka O Lindroos S Kalso P Koukila-Kähkölä H Mussalo-Rauhamaa T Haahtela

We analyzed 79 bulk samples of moldy interior finishes from Finnish buildings with moisture problems for 17 mycotoxins, as well as for fungi that could be isolated using one medium and one set of growth conditions. We found the aflatoxin precursor, sterigmatocystin, in 24% of the samples and trichothecenes in 19% of the samples. Trichothecenes found included satratoxin G or H in five samples; d...

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