Green geopolymer cement with dry activator from geothermal sludge and sodium hydroxide

HTBM Petrus, FI Fairuz, N Sa'dan, M Olvianas… - Journal of Cleaner …, 2021 - Elsevier
Geopolymers have currently drawn great attention of scientists and engineers, mostly in the
construction sector. The superior properties of geopolymer and waste valorization are the …

Preparation of silica nanoparticles from geothermal sludge via sol-gel method

SN Jenie, A Ghaisani, YP Ningrum… - AIP Conference …, 2018 - pubs.aip.org
Silica geothermal is abundantly available as side products or waste from the production of
energy from Geothermal Power Plants. These inexpensive waste materials was used to …

Geothermal silica-based fluorescent nanoparticles for the visualization of latent fingerprints

ASN Jenie, FSH Krismastuti, YP Ningrum… - Materials …, 2020 - ingentaconnect.com
The development of silica nanoparticles from the waste of geothermal power plants and their
subsequent modification using a fluorescent dye, rhodamine 6G (R-6G), has been reported …

IR spectral similarity studies of geothermal silica-bentonite based geopolymer

M Olvianas, A Widiyatmoko… - AIP conference …, 2017 - pubs.aip.org
The geopolymer structures are formed through polymerization of silicate and aluminate
species. The resulted structure is predicted to be similar with zeolite. In this study …

[HTML][HTML] Valorization of Geothermal Silica and Natural Bentonite through Geopolymerization: A Characterization Study and Response Surface Design

H Petrus, M Olvianas, W Astuti, MI Nurpratama - Int. J. Technol, 2021 - ijtech.eng.ui.ac.id
Valorization of Geothermal Silica and Natural Bentonite through Geopolymerization: A
Characterization Study and Response Surface Design title Title Author Issue Keywords …

Kinetics of fly ash geopolymerization using semi quantitative fourier-transform infrared spectroscopy (FTIR); corr data

HTBM Petrus, AS Adelizar… - IOP Conference …, 2019 - iopscience.iop.org
Fly ash utilization is very urgent to be conducted alas contaminating the environment. One of
the promising utilizations is geopolymer formation for material construction. In this study …

Synthesis of dry-mix of fly ash based geopolymer

R Fatikhin, RB Cahyono, HTBM Petrus… - AIP Conference …, 2019 - pubs.aip.org
Due to its superior properties against conventional Portland concrete, geopolymer currently
becomes more attractive as an alternative for environmentally friendly building materials …

[PDF][PDF] The Effect of Rhodamine B on The Properties of Fluorescent Nanoparticles Derived from Geothermal Silica

YM Untoro, DA Widyasari, E Supriadi… - The Journal of Pure and …, 2020 - academia.edu
Rhodamine B can be used as a fluorophore to produce fluorescent silica nanoparticles
derived from geothermal sludge. The purpose of this research is to synthesize fluorescent …

[PDF][PDF] International Journal of Technology

HTBM Petrus, ADP Putera, IP Wangi, MA Ramadhian… - researchgate.net
Geothermal silica is a potential source of amorphous silica for producing geopolymer
concrete. The valorization of geothermal silica as a geopolymer concrete provides an …

[PDF][PDF] Preparation of Fluorescent Nanoparticles Based on Natural Silica for Bioimaging

SNA Jenie, SH Fransiska, Y Kusumastuti… - Toward the Future of …, 2019 - aisf.or.jp
Fluorescent nanoparticles are used in a plethora of biomedical applications including
bioimaging and tracing of molecules. Hence, these nanoparticles may aid in the …