Publications Prof. Dr. Andriayani, S.pd., M.si. | Faculty of Mathematics and Natural Sciences Universitas Sumatera Utara

Characterization of black and white rice husk ash as silica sources

RIZKY KURNIAWAN , Hadi Kurniawan , ANDRIAYANI

Silicon nanoparticle synthesis from rice husk ash with the hydrothermal method for the anode in lithium-ion batteries

AGUNG PRATAMA , Nofrijon Bin Imam Sofyan , Amru Daulay , ANDRIAYANI

Sustainable synthesis of TiO2 nanoparticles from gambier leaf extract for enhanced DSSC photocurrent response

ANDRIAYANI , Nofrijon Bin Imam Sofyan , YETRIA RILDA , AKHMAD HERMAN YUWONO , DONANTA DHANESWARA , Fiona Angellinnov , Mouna M’rad , Aga Ridhova

A synthesis of graphene oxide/bacterial cellulose nanocomposites

ANDRIAYANI

Peat Water Purification using Pahae Natural Zeolite and Activated Carbon Derived from Candlenut Shell (Aleurites moluccana)

SUSILAWATI , ERNA FRIDA , PERDINAN SINUHAJI , ANDRIAYANI

Facile synthesis and electrochemical performance of bacterial cellulose/reduced graphene oxide/NiCo-layered double hydroxide composite film for self-standing supercapacitor electrode

ANDRIAYANI

Characterization of Adsorbents Based on Pahae Natural Zeolite and Candlenut Shell Activated Carbon for Peat Water Purification

SUSILAWATI , ERNA FRIDA , ANDRIAYANI , PERDINAN SINUHAJI

Synthesis and application of nano-silicon prepared from rice husk with the hydrothermal method and its use for anode lithium-ion batteries

AMIR HAMZAH SIREGAR , SAUR LUMBANRAJA , Amru Daulay , SUSILO SUDARMAN , ANDRIAYANI

Synthesis of silicon nanoparticles with various additions of inert salt as scavenger agent during reduction by the magnesiothermic method as anode lithium-ion batteries

AMIR HAMZAH SIREGAR , SAUR LUMBANRAJA , Amru Daulay , SUSILO SUDARMAN , ANDRIAYANI

Calcium Impregnation in Mesoporous Silica Made using Methyl Ricinoleate as Template and Its Application as Transesterification Catalyst

ANDRIAYANI

Synthesis of mesoporous silica with ricinoleic methyl ester (Ricinus communis) as a template for adsorption copper (II) with optimizing Box-Behnken design

ANDRIAYANI

Photocatalytic Degradation of Methylene Blue Using N-Doped ZnO/Carbon Dot (N-ZnO/CD) Nanocomposites Derived from Organic Soybean

ANDRIAYANI

Stability of mesoporous silica using ricinoleic methyl ester as a template with the addition of HCl and application of Cd2+ adsorption optimized by Boxâ€“Behnken design

ANDRIAYANI

Evaluation to possibility of cellulose fibers isolated from kapok randu (Ceiba Pentandra) as a precursor growth of carbon micro structures with the assist of metal catalysts

ANDRIAYANI

SYNTHESIS OF SILICON NANOPARTICLES MODIFIED POLYESTER AS MATERIAL ACTIVE ELECTRODE ON A SECONDARY CELL BATTERY

DARWIN YUNUS NASUTION , YUGIA MUIS , ANDRIAYANI

Optical Study of Graphene Quantum Dots from Sawahlunto Coal Graphite

SAHARMAN GEA , ANDRIAYANI , MAHYUNI HARAHAP , DELLYANSYAH

Effect of Variation HCl Concentration on Natural Zeolite Dealumination to The Content of Liquid Smoke Compounds by Hydrodeoxygenation Process

SAHARMAN GEA , ANDRIAYANI , JUNIFA LAYLA SIHOMBING , AHMAD NASIR PULUNGAN , REKA MUSTIKA SARI , ABDUL MALIK , RACHMAD FAUZI , BOY ATTAURRAZAQ

Extraction silica from rice husk with naoh leaching agent with temperature variation burning rice husk

ANDRIAYANI

Chemical reduction of silica into silicon from extracted quartz sand using sodium hydroxide and hydrochloric acid solutions

ANDRIAYANI

Effect of variation temperature at burning rice husk to obtain silica

ANDRIAYANI

The stabilization of liquid smoke through hydrodeoxygenation over nickel catalyst loaded on sarulla natural zeolite

ANDRIAYANI

The effects of mass variation potassium chloride (KCl) on characteristics of nanosilicone from natural sand through the magnesiothermic method

ANDRIAYANI

Synthesis of Carbon Nanodots from Cellulose Nanocrystals Oil Palm Empty Fruit by Pyrolysis Method

ANDRIAYANI , SAHARMAN GEA , MARPONGAHTUN

The Isolation of Nanofibre Cellulose from Oil Palm Empty Fruit Bunch Via Steam Explosion and Hydrolysis with HCl 10%

SAHARMAN GEA , ANDRIAYANI , DARWIN YUNUS NASUTION

The performance of graphite/n-graphene and graphene/n-graphene as electrode in primary cell batteries

RIKSON A F SIBURIAN , ANDRIAYANI

optimization of silicon extraction from Tanjung Tiram Asahan natural sand through magnesiothermic reduction

ANDRIAYANI

Increased of Purity Silicon from Natural Sand with Variation of Heating Time through Magnesiotermal

ANDRIAYANI , HERLINCE SIHOTANG , SAUR LUMBANRAJA

Synthesis of mesoporous silica from tetraethylorthosilicate by using sodium ricinoleic as a template and 3-aminopropyltrimethoxysilane as co-structure directing agent with volume variation of hydrochloric acid 0.1 M

ANDRIAYANI

The effect concentration of tetraethylorthosilicate and variation HCl 0.1 M for synthesis mesoporous silica using oleic acid as template and 3-aminopropyltrimethoxysilane as coÂ …

ANDRIAYANI

Editorial Board and Editor Name: 2nd International Conference on Chemical Science and Technology Innovation (ICOCSTI)

ANDRIAYANI

Synthesis of Mesoporous Silica from Tetraethylorthosilicate by Using Sodium Ricinoleic as a Template and 3-Aminopropyltrimethoxysilane as Co-Structure Directing Agent withÂ …

ANDRIAYANI

Preface: 2nd International Conference on Chemical Science and Technology Innovation (ICOCSTI)

ANDRIAYANI