Browsing by Author "Sugiarti, Sri"
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Adsorpsi Biru Metilena pada Komposit Semen/Zeolit Alam
Maulana, Muhammad Yusuf | Abidin, Zaenal | Sugiarti, Sri (2025)Tingginya produksi limbah zat pewarna biru metilena dapat merusak lingkungan dan mengganggu kesehatan. Penggunaan zeolit alam sebagai adsorben memiliki keterbatasan dalam pengaplikasiannya dalam sistem kolom dan dispersinya ... -
Adsorpsi biru metilena pada metakaolin dan nanokomposit metakaolin-TiO2 serta uji fotokatalisis
Hartianto, Pravitha Widyastana | Sugiarti, Sri | Abidin, Zaenal (2011)One method used for handling organic dyes in wastewater is adsorption-photodegradation. This method is based on adsorption of the organic compound by the surface of a solid material that subsequently degrades the organic ... -
Adsorpsi Timbal dengan Hibrida Merkapto-Silika dari Abu Jerami Padi
Putra, Gita Herdiana | Charlena | Sugiarti, Sri (2013)Silica gel is an adsorbent mostly used to adsorb heavy metals. Raw material for preparing silica gel is silicate (SiO2). Rice straw ash contains 94.5% Si, so that it is potential to be synthesized to silica gel. The weakness ... -
Adsorpsi-fotodegradasi biru metilena oleh Nanokomposit Kaolin/TiO2
Sugiarti, Sri | Abidin, Zaenal | Nisaa, Shofwatun (2013-02-12)Abstrak. Penggunaan kaolin sebagai adsorben kurang diminati akibat daya jerapnya yang keell. Oleh karena itu dilakukan modifikasi kaolin menjadi nanokomposit dengan mencampurkan serbuk kaolin dan Ti02 secara fisik dengan ... -
Adsorpsi–fotodegradasi Biru Metilena oleh Nanokomposit Kaolin/TiO2 yang Diemban dengan ZnO
Purwasih, Shinta | Sugiarti, Sri | Sjahriza, Ahmad (2013)Synthetic dye waste such as methylene blue pollutes aquatic evironment. Kaolin/TiO2 nanocomposite was made for adsorption–photodegradation process under UV light. The nanocomposite was prepared by paste and ball milling ... -
Adsorption of Pb(II) using natural zeolite modified phosphoric acid.
Subariyah, Iis | Rohaeti, Eti | Sugiarti, Sri (2011)In this study, both of natural zeolite, which were obtained from Sukabumi and Lampung have been modified, using H3PO4 and NaHCO3 solution. Analysis of the zeolites using XRD, BET, SEM-EDS and Cation Exchange Capacity (CEC) ... -
Adsorptivitas berbagai perlakuan bentonit terhadap heksaklorobenzena
Alvin | Purwaningsih, Henny | Sugiarti, Sri (2011)In this research adsorptivity of bentonite against organochlorine compounds, namely hexachlorobenzene, was studied. Various treatments were given to the bentonite before being used as adsorbent. The treatments to the ... -
Aktivitas Antioksidan Zeolit Alam Terpilar-Fe2O3
Kusbandono, Bagus | Sugiarti, Sri | Rohaeti, Eti (2013)Pillarization of zeolite with iron oxide has been carried out in order to increase the adsorption ability and its characteristics. Generally, natural zeolite have poor crystallinity and low catalytic activity, heterogenous ... -
Aktivitas Antioksidan Zeolit Alam Terpilar-TiO2
Jati, Indra | Sugiarti, Sri | Rohaeti, Eti (2013)Utilization of zeolite in Indonesia is still limited. However, in the field of agriculture and environmental processing technology, zeolites are widely known as reliable adsorbent materials. This study aimed to determine ... -
AKTIVITAS NANOMAGNETIT terhadap KANDUNGAN KLOROFIL pada TANAMAN BAYAM (Amaranthus spp)
Hartono, Maiyani | Sugiarti, Sri | Darusman, Latifah K. (2016)Synthesis of nanomagnetite was complete by hydrothermal on mixtures of urea, citric acid and some of iron salts: FeCl3·6H2O at 200 o C (FE120), FeCl3·6H2O at 250 o C (FE125), FeSO4·7H2O at 200 o C (FE220), and ... -
Analisis Termodinamika dan Kinetika Nanopartikel Karbon (C-dot) sebagai Inhibitor Korosi pada Tembaga
Effendi, Christian | Darmawan, Noviyan | Sugiarti, Sri (2018)Korosi merupakan peristiwa destruksi pada permukaan logam karena terjadinya reaksi kimia atau elektrokimia. Laju korosi dapat diperlambat dengan menambahkan inhibitor korosi. Telah dilaporkan sebelumnya, nanopartikel ... -
Bioadsorpsi Hg(II) Oleh Pati Sagu Taut Silang Fosfat
Romengga, Jorion | Irawadi, Tun Tedja | Sugiarti, Sri (2012)Crosslinked-sago-starch-phosphate (SgP) has been succesfully sysnthesized from native starch (Sg) and Na2HPO4 i an accidic condition. ... -
Bioadsorption of Hg(II) by Crosslinked Starch Phosphate
Romengga, Jorion | Irawadi, Tun Tedja | Sugiarti, Sri (2011)Crosslinked sago starch phosphate (SgP) has been successfully synthesized from native sago starch (Sg) and mixed of Na2HPO4-NaH2PO4 in an acidic condition. It was used as a bioadsorbent to remove Hg(II) as an in vitro of ... -
Biofilm Berbahan Dasar Polisakarida dari Karaginan dan Tepung Kacang Hijau
Jayanti, Retno Dwi | Sjahriza, Ahmad | Sugiarti, Sri (2013)Biofilm is a film made of biopolymer materials, such as polysaccharide, protein, and fat so it can be more biodegradable. The aim of this research was to produce a film from carrageenan and mungbean flour and assess the ... -
Characterization of composite zeolite-iron modified carbon paste electrode as a tool of iron chromium(vi) detection and its application to liquid waste.
Meliyanti | Rohaeti, Eti | Sugiarti, Sri (2013)Chromium is widely available in nature in two oxidation states which are chromium(III) and chromium(VI). Chromium(VI) is toxic and carcinogenic. Chromium(VI) is a thousand times more dangerous than chromium(III). The ... -
Cr and Ni Metals-Impregnated Natural Zeolites as Catalysts for Transformation of Glucose to 5-Hydroxymethylfurfural
Sugiarti, Sri | Maigita, Hutri | Sugiarti, Sri (2022)The transformation of glucose sourced from agricultural waste into products with higher economic value has not been carried out optimally. One way to utilize glucose from the waste is to convert it into 5-hydroxymethylfurfural ... -
Depolimerisasi Lignin dari Limbah Jerami Padi (Oryza sativa) Menggunakan Katalis Ni/GQDs
Idrus, Aprialdy | Sugiarti, Sri | Syahbirin, Gustini | Dwiatmoko, Adid Adep (2023-08)Lignin yang diisolasi dari limbah jerami padi didepolimerisasi menjadi monomernya untuk meningkatkan reaktivitasnya. Proses depolimerisasi lignin dibantu oleh katalis berbasis nikel untuk menghasilkan monomer yang mengandung ... -
Desain Pemanfaatan Sampah Buah Bintaro sebagai Arang Aktif Pengolah Limbah Cair Krom dan Asap Cair Antirayap
Rosalina | Irawadi, Tun Tedja | Riani, Etty | Sugiarti, Sri (2017)Jalur hijau Jalan Bogor Ring Road dan Jalan Baru merupakan contoh ruang terbuka hijau yang cukup luas di Kota Bogor sehingga perlu dilakukan pengelolaan dan pemeliharaan yang baik agar tetap terjaga kelestariannya. Di ... -
DETECTION OF Hg2+ METAL IONS USING SILVER NANOPARTICLES STABILIZED BY GELATIN AND TWEEN-20
Sulistiawaty, Lilis | Sugiarti, Sri | Darmawan, Noviyan (2015)Silver nanoparticles were synthesized by reduction method using glucose as reducing agent for precursor AgNO3. This research was aimed at comparing the stability and performance of silver nanoparticles with stabilizer ...
