Results 71 to 80 of about 1,477 (138)

Chemical Compositions and Thermal Characteristics of Rice Husk and Rice Husk Ash in Korea

Journal of Biosystems Engineering, 2005
For better and large utilization of rice husk, the production and consumption status, differences in chemical composition and heating value due to region and variety, and thermogravimetric characteristic of rice husk were studied. In addition, the differences in chemical composition due to region and variety and the crystallization characteristic of ...
S. J. Park, M. H. Kim, H. M. Shin
openaire   +2 more sources

Combined impacts of Si-rich rice residues and flooding extent on grain As and Cd in rice

Environment International, 2019
Increasing plant-availability of Si through soil amendment of Si-rich rice residues can decrease inorganic As without affecting Cd levels in grain under flooded soil conditions.
Angelia L. Seyfferth, Douglas Amaral, Matt A. Limmer, Luiz R.G. Guilherme   +3 more
doaj   +1 more source

The Analysis of the Ability NaOH Activated Rice Husk Ash Silica to Reduce Cl Ion Levels

Indonesian Journal of Chemical Research
Research has been carried out to analyze the ability of NaOH-activated rice husk Ash Silica to reduce Cl Ion Levels. This study aimed to determine the optimum mass, optimum pH, optimum contact time and apply NaOH-activated rice husk ash silica to reduce
Nurul Widya Febryzha, La Harimu, Wa Ode Mulyana, Ekacahyana Mandasari   +3 more
doaj   +1 more source

PENGARUH KOMBINASI ARANG TEMPURUNG KELAPA DAN ABU SEKAM PADI TERHADAP PERBAIKAN SIFAT KIMIA TANAH SAWAH SERTA PERTUMBUHAN TANAMAN JAGUNG

JTSL (Jurnal Tanah dan Sumberdaya Lahan), 2017
During dry seasons, paddy soils are usually deficit or shortage of water that in turn affecting chemical properties of the soils. The aim of this study  was to look for the effects of coconut shell charcoal and rice husk ash on the improvement of soil ...
Andreas Priyo Handoko, Kurniawan Sigit Wicaksono, M Lutfi Rayes   +2 more
doaj  

Effect of Incineration Temperatures and Time on the Rice Husk Ash (RHA) Silica Structure: A comparative study to the literature with experimental work

Journal of Building Materials and Structures
Controlled burning of rice husk can produce amorphous rice husk ash (RHA) with high silica content which can significantly enhance the properties of concrete.
Binyamien Ibrahim Rasoul, Oday Hamza Al Mamoori   +1 more
doaj   +1 more source

Geopolymer concrete with ground granulated blast furnace slag and black rice husk ash

Građevinar, 2015
An experimental study on the strength and durability properties of geopolymer concrete prepared using the ground granulated blast furnace slag and black rice husk ash is presented in the paper.
Prasanna Venkatesan Ramani, Pazhani Kandukalpatti Chinnaraj   +1 more
doaj   +1 more source

Karakterisasi Bionanofiller Dari Limbah Padi Sebagai Alternatif Penguatan Pada Polimer Komposit

Jurnal Serambi Engineering, 2018
Agricultural waste such as rice straw, rice husk and rice husk ash have not been utilized properly. This waste of agricultural produce can actually be used as an alternative to bionanofiller because it contains an excellent source of silica.
Eryani Eryani, Sri Aprilia, Farid Mulana
doaj   +1 more source

Research on the use of rice husk ash in fabrication of insulating refractory concrete

Tạp chí Khoa học và Công nghệ
This study focuses on manufacturing insulating refractory concrete using alumina cement with various lightweight aggregates such as perlite and vermiculite.
Nguyen Van Dung, Hoang Thi Lieu, Nguyen Dinh The, Tran Van Dat, Trinh Ngoc Dat   +4 more
doaj   +1 more source

Enhancing the physical properties of cemented ultrafine tailings backfill (CUTB) with fiber and rice husk ash: Performance, mechanisms, and optimization

Journal of Materials Research and Technology
A series of experiments was conducted to study the performance and mechanisms of Cemented Ultrafine Tailings Backfill (CUTB). Firstly, the optimum fiber type was selected by single factor multilevel test.
Yongqiang Hou, Ke Yang, Shenghua Yin, Xin Yu, Leiming Wang, Xiaobing Yang   +5 more
doaj   +1 more source

Biosorption of Chromium (VI) Using Rice Husk Ash and Modified Rice Husk Ash [PDF]

Environmental Research Journal, 2010
Jureeporn Wongjunda, Panjai Saueprasea
openaire   +1 more source