Results 31 to 40 of about 81,022 (343)

Propiedades reológicas y mecánicas de un hormigón autocompactante con adición de nano-sílice y micro-sílice

Revista ALCONPAT, 2016
Propiedades reológicas y mecánicas de un hormigón autocompactante con adición de nano-sílice y micro-sílice RESUMEN El hormigón autocompactante es el resultado de diseñar mezclas de calidad con capacidad para asegurar su correcta colocación en ...
E. Sánchez, J. Bernal, A. Moragues, N. León   +3 more
doaj   +1 more source

Experimental study of the mechanical properties and microstructure of geopolymer paste containing nano-silica from agricultural waste and crystalline admixtures

Case Studies in Construction Materials, 2022
This study explored the influence of nano-silica and Crystalline Admixture (CAs) on the mechanical properties and microstructure of geopolymer pastes. Nano-silica and CAs was added to the mixture at 3%, 4% and 5% respectively by weight of fly ash.
Ar Razi Alvee, Rizka Malinda, Alfie Muna Akbar, Resa Dwi Ashar, Cut Rahmawati, Thamer Alomayri, Ali Raza, Faiz Uddin Ahmed Shaikh   +7 more
doaj   +1 more source

APLIKASI PUPUK SI ORGANIK DENGAN PUPUK N,P,K DALAM MENINGKATKAN P DAN SI TANAH PADA INCEPTISOL JATINANAGOR TERHADAP RESPON TANAMAN HANJELI (Coix lacryma Jobi L.)

Agric, 2018
The objective of this research was to determine the effect of combinations of N, P, K and organic silica fertilizers In Soil P and Si and growth Of Job’s Tears (Coix Lacryma Jobi L.). This research began on May 2017 to October 2017.
Eso Solihin, Anni Yuniarti, Apong Sandrawati, Zaenal Mutaqin   +3 more
doaj   +1 more source

Effect of Modified Nano Silica on the Conductivity and Morphology Characteristics of Oxalic Acid-Doped Polyaniline Composites

International Journal of Electrochemical Science, 2021
Oxalic acid-doped polyaniline (OA-PANI) was incorporated with nano silica and amino silane-modified nano silica. The polymerization of aniline to produce OA-PANI incorporating nano silica (OA-PANI-NS) and PANI incorporating 3-amino-propyltriethoxysilane ...
Amirah Amalina Ahmad Tarmizi, M.K. Harun, S.N. Lyana   +2 more
doaj   +1 more source

Influence of the Production Process Conditions on the Specific Surface Area of Olivine Nano-Silicas [PDF]

, 2012
The production of nano-silica by the olivine route is a cheaper and greener method than the commercial methods (neutralization of sodium silicate solutions and the flame hydrolysis) because of the low cost of raw materials and the low energy ...
Brouwers, H.J.H., Geus, J.W., Lazaro, A.
core   +5 more sources

Evaluating The Effects of Micro and Nano Size of Silica Filler on Asphalt Cement Properties [PDF]

Engineering and Technology Journal, 2020
This research study examines the practicability of using micro and nano size silica to improve the asphalt characteristics. Asphalt cement penetration grade of (60 /70) was prepared using (0%, 2%, 4% and 6%) of silica filler by weight of asphalt and ...
Hussein Zghair, Hasan Joni, maan s. hassan   +2 more
doaj   +1 more source

Can Portland cement be replaced by low-carbon alternative materials? A study on thermal properties and carbon emissions of innovative cements [PDF]

, 2018
One approach to decarbonising the cement and construction industry is to replace ordinary Portland cement (OPC) with lower carbon alternatives that have suitable properties.
Hamilton, Andrea, Maddalena, Riccardo, Roberts, Jennifer J.   +2 more
core   +3 more sources

Nano-silica Derived from Coal Fly Ash: A Sustainable Iron (III) Ion Adsorbent [PDF]

Journal of Water and Environmental Nanotechnology
Indonesia, as a country reliant on coal-fired power plants, produces substantial coal fly ash (CFA) waste, posing serious environmental and health risks.
Rosalina Hasan, Fatimah Mustafawi Muhammadi, Imas Solihat, Elisa Listianti, Muhammad Iskandar Ishaq, Yasinta Rahmatul Putri, Putri Alfiani   +6 more
doaj   +1 more source

Effect of colloidal silica nanoparticles produced from rice husk on dimensional stability and water absorption of poplar wood (Populus deltoides) [PDF]

تحقیقات علوم چوب و کاغذ ایران, 2014
This research was conducted to determine the physical properties of poplar wood treated with silica colloidal nanoparticles prepared from rice husk using ash making and alkaline digestion.
Sarveh Hosseinzadeh, Maryam Ghorbani, Porya Biprva   +2 more
doaj   +1 more source

Development and Evaluation of Nano-Silica Sustainable Concrete

Applied Sciences, 2021
In the last decade, nanomaterials made a major breakthrough in the concrete industry by providing the concrete with unique properties. Earlier studies have shown improvement in the early strength of concrete that can accelerate the construction process ...
Habib H. Alqamish, Adil K. Al-Tamimi
doaj   +1 more source