Results 11 to 20 of about 592,943 (299)

Crack control for repair and strengthening of reinforced concrete structures using the multi-cracking behaviour of Ultra-high Performance Fibre Reinforced Shotcrete (UHPFRSC) [PDF]

open access: yesMATEC Web of Conferences, 2022
Ultra-High Performance Fibre Reinforced Concrete (UHPFRC) is an innovative material for the repair and/or strengthening of reinforced concrete structures.
Strotmann Andre, Jungwirth Jörg
doaj   +1 more source

Investigation on Certification and Evaluation Method of Harmful Substances Release from Furniture Products in China [PDF]

open access: yesE3S Web of Conferences, 2019
Furniture products are the main sources of indoor air pollution due to the emission of formaldehyde and volatile organic compounds (VOCs). It is great significant to establish a scientific certification and evaluation system to promote furniture ...
Yuan Xiuxia, Yan Haochun, Liu Jia
doaj   +1 more source

Thermal Effects of Vertical Greening in Summer: An Investigation on Evapotranspiration and Shading of Façade Greening in Vienna

open access: yesBuildings, 2022
Global urbanization is advancing, and with it, the densification of cities. Due to increased sealing of open spaces and the re-densification of existing urban settings, green spaces in the city are becoming scarcer.
Tarja Salonen   +3 more
doaj   +1 more source

N-doped graphene and TiO2 supported manganese and cerium oxides on low-temperature selective catalytic reduction of NO x with NH3

open access: yesJournal of Advanced Ceramics, 2018
A series of N-doped graphene (NG) and TiO2 supported MnOx–CeO2 catalysts were prepared by a hydrothermal method. The catalysts with different molar ratios of Mn/Ce (6: 1, 10: 1, 15: 1) were investigated for the low-temperature selective catalytic ...
Chunlin Zhao   +5 more
doaj   +1 more source

Systematic Mix Design Study on Geopolymers—Prediction of Compressive Strength

open access: yesBuildings, 2023
Due to the demand for decarbonization of the construction sector, research on alkali-activated binders and material-minimized carbon-reinforced structures has gained momentum in recent years.
Henning Kruppa, Anya Vollpracht
doaj   +1 more source

The effect of temperature on the biodegradation of different types of packaging materials under test conditions [PDF]

open access: yesArchives of Environmental Protection, 2021
The development of civilization contributed to the exponential growth in the production of plastics. Policy of the, so-called, “European Green Deal” places particular emphasis on reducing the use of plastics through various mechanisms, including their ...
Joanna Poluszyńska   +3 more
doaj   +1 more source

Influence of Crack on Concrete Damage in Salt-Freezing Environment

open access: yesAdvances in Materials Science and Engineering, 2021
The damage development trend of concrete with cracks in salt-freezing environment is systematically studied. The cracks are also tested in intact concrete for comparison, and crack characterization is introduced.
Guangyan Liu   +5 more
doaj   +1 more source

Chopped Straw as an Insulation Material: The Influence of Different Blow-In Technologies and Flame Retardants on Hygrothermal Properties

open access: yesBuildings, 2023
The demand for renewable resources in building construction is increasing, and wheat straw is an excellent option due to its superior environmental performance compared to traditional insulation materials.
Tarja Salonen   +2 more
doaj   +1 more source

Facile preparation of ZrO2 whiskers by LiF-KCl molten salts synthesis [PDF]

open access: yesProcessing and Application of Ceramics, 2021
Monoclinic zirconia (ZrO2) whiskers were made via the molten salt method using zirconyl chloride octahydrate (ZrOCl2 • 8H2O) as zirconium source, potassium chloride (KCl) as molten salt and lithium fluoride (LiF) as a mineraliser.
Zhang Quan   +7 more
doaj   +1 more source

Effect of multi-substance film on the surface of sea sand on mechanical properties and durability of mortar

open access: yesResults in Engineering, 2020
In this work, different types of sea sand were used to study the effect of multi-substance film of sea sand on mechanical properties and durability of mortar.
Feilong Sun   +4 more
doaj   +1 more source

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