Master Theses
Master Theses
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Isolasi Senyawa Flavonoid dan aktivitas Antioksidan Ekstrak Etil Asetat Biji Okra (Abelmoschus esculentus L.) sebagai sediaan Formulasi Face Toner.
(Universitas Sumatera Utara, 2025)Okra fruit (Abelmoschus esculentus L.) from the Malvaceae family has seeds that are thought to have flavonoid secondary metabolite compounds and have antioxidant activity that can be utilized as a preparation for face ... -
Uji Aktivitas Antioksidan Dan Isolasi Ekstrak Etil Asetat Daun Jambu Biji Kristal (Psidium guajava L.) Serta Pemanfaatannya Sebagai Sunscreen
(Universitas Sumatera Utara, 2025)Crystal guava plant (P. guajava L.) is one of the species of the Myrtaceae family that has potential allelopathic properties. This study aims to test the antioxidant bioactivity, determine the SPF value of sunscreen ... -
Aplikasi Entomologi Forensik Menggunakan Serangga Air Untuk Menganalisis Kualitas Air Sungai Sebagai Upaya Peningkatan Kesehatan Ekosistem Sungai Dari Cemaran Logam
(Universitas Sumatera Utara, 2025)Forensic Entomology is a science that utilizes insects in identification. Metals are often found in river water polluted by industrial processes. To separate metals from river water, blood clam shells (Anadara granosa) ... -
Sintesis Nitrogen-Doped Carbon Dots dari Cangkang Kemiri (Aleurites moluccana) sebagai Sistem Penghantar Obat Amlodipine Besylate
(Universitas Sumatera Utara, 2024)Carbon dots (CDs) are fluorescent nanoparticles synthesized from biomass waste. Candlenut shell is a potential biomass waste that is abundantly available with a chemical content of 49.22% holocellulose, 54.46% lignin, and ... -
Optimasi Grafting Mesopori Silika Template Metil Ester Minyak Jarak Menggunakan 3 Aminopropiltrietoksisilan (APTES) sebagai Adsorben Ion Logam Berat
(Universitas Sumatera Utara, 2024)Research has been carried out on the optimization of mesoporous silica template castor oil methyl ester (MS-TMEMJ) grafting using 3-aminopropyltriethoxysilane (APTES) compound. This study aims to evaluate the optimum time ... -
Nanopartikel Pati Sukun (Artocarpus altilis) Termodifikasi Ganda secara Ikat Silang – Oksidasi sebagai Sistem Penghantar Sediaan Oral
(Universitas Sumatera Utara, 2024)Breadfruit (Artocarpus altilis) contains starch up to 8.93 %, and starch has a very wide range of benefits in the industrial world. The physicochemical properties of starch have obstacles when used directly including ... -
Pembuatan Edible Film Antibakteri dari Pati Fosfat Umbut Kelapa Gading (C. Nucifera var eburnea) yang Diinkorporasi dengan Kitosan-Nisin
(Universitas Sumatera Utara, 2024)Edible starch phosphate film was obtained from the starch of ivory coconut shoots (C. Nucifera var eburnea) which was modified by cross-linking using trisodium trimetaphosphate with a weight of 0.9 g of trisodium ... -
Aktivitas Antioksidan dan Antibakteri dari Ekstrak Daun Eucalyptus (Eucalyptus pellita) serta Isolasi Senyawa Flavonoid
(Universitas Sumatera Utara, 2024)Eucalyptus pellita is one of the species from the Myrtaceae family that is considered a potential allelopath. This study aims to test the bioactivity and isolate flavonoid compound from E. pellita leaf extract. E. pellita ... -
Modifikasi Campuran Aspal dengan Limbah Plastik High Density Polyethylene (HDPE), Low Density Polyethylene (LDPE) dan Polystyrene (PS) yang Tergrafting Glasidil Methacrylate (GMA) dengan Metode Internal Mixer terhadap Parameter Uji Marshall
(Universitas Sumatera Utara, 2023)This research was carried out by utilizing plastic waste of the type Polystyrene (PS), High Density Polyethylene (HDPE) and low density polyethylene (LDPE) for mixing asphalt. The first thing to do is purify plastic waste ... -
Sintesis Bio-Pelumas 2-Etilheksil Oleat dari Asam Oleat dan 2-Etil Heksanol dengan Katalis Amberlis-46 Menggunakan Radiasi Microwave
(Universitas Sumatera Utara, 2023)The synthesis of 2-ethylhexyl oleate from the esterification reaction of oleic acid and 2-ethylhexanol with the Amberlis-46 catalyst using microwave radiation has been carried out. The parameters of the molar ratio of ... -
Sensitivitas Elektroda Termodifikasi Kitosan/Oksida Grafena Tereduksi dalam Mendeteksi Konsentrasi Pupuk Urea Menggunakan Voltametri Siklik
(Universitas Sumatera Utara, 2023)Chitosan (CS)/reduced graphene oxide (rGO) modified platinum electrode has been successfully tested using cyclic voltammetry (CV) method to detect urea fertilizer concentration. Chitosan-reduced graphene oxide (rGO) was ... -
Analisis Metamfetamin pada Maggot Serangga Necrophagous Menggunakan Gas Chromatography- Mass Spectrometry (GCMS) sebagai Aplikasi Entomotoksikologi Forensik
(Universitas Sumatera Utara, 2023)Cases of death of methamphetamine abusers in Indonesia were increasing, where bodies are generally found after several days of investigation, so forensic entomotoxicology uses insects to detect methamphetamine. The use ... -
Penyediaan Hidrogel Berbasis Selulosa Bakteri/ Polivinil Alkohol-Mikroenkapsulasi Ekstrak Daun Kemuning (Murraya paniculata (L.) Jack) Berpotensi sebagai Bahan Material Pembalut Luka
(Universitas Sumatera Utara, 2023)The development of traditional wound dressings such as gauze into modern hydrogel wound dressings is currently being developed. Hydrogel based on SB/PVAMEDK which has the potential as a wound dressing material has been ... -
Degradasi Fotokimia Karet Alam sebagai Compatibilizer Campuran Aspal
(Universitas Sumatera Utara, 2023)The degradation of natural rubber (NR) molecular chains to produce degraded natural rubber (NRd) using photochemical methods has been successfully carried out. The degradation process was carried out using a 30-watt UV ... -
Sintesis Nitrogen-Doped Carbon Dots Menggunakan Metode Solvotermal dari Kulit Jengkol sebagai Pendeteksi Ion Hg2+
(Universitas Sumatera Utara, 2023)Nitrogen Doped-Carbon dots are fluorescent nanoparticles that are easily synthesized from natural raw materials. Jengkol peel is a biomass waste containing phytochemical compounds that can be used as a precursor to synthesize ... -
Prospek Pemanfaatan Zeolit Alam Sarulla sebagai Adsorben pada Pengolahan Limbah Cair Industri Tekstil di Kawasan Industri Medan Belawan
(Universitas Sumatera Utara, 1995)Prospek Pemanfatan Zeolit Sebagai Adsorben Pada Pengolahan Limbah Alam Sarulla Cair Industri Tekstil di Kawasan Industri Medan Belawan. Dibawah bimbi- ngan DR. Ir. Setiaty Pandia sebagai ketua, Prof. Dr. Ir. F. Gunarwan ... -
Kompatibilitas dan Biodegradasi Poliblen PP dengan Turunan Selulosa
(Universitas Sumatera Utara, 1998) Blending between cellulose derivative fillers (cellulose, cellulose acetate, and cellulose diacetate), requires special processing technique and cannot be carried out conventionally. We have tried a so called Reactive ... -
Preparasi dan Karakterisasi Busa Poliuretan Terbiodegradasikan dengan Pengisi Serbuk Tandan Kosong Kelapa Sawit
(Universitas Sumatera Utara, 2014) Research on the manufacture of biodegradable polyurethane foam with a powder filler of empty fruit bunches of oil palm processing results PTPN IV Adolina in shavings have done. Polyurethane foam has been successfully ... -
Karakterisasi Protein Konsentrat Hasil Ekstraksi dari Bungkil Inti Sawit dengan Metode Hidrolisis
(Universitas Sumatera Utara, 2010)Research on the characterization of protein concentrate extracted from palm kernel cake has been conducted. This research was carried out using different solutions with the lipid binding protein and polysaccharides with ... -
Studi Pemanfaatan Tanah Diatomea Aktif sebagai Adsorben terhadap Senyawa Nitrogen yang terdapat dalam Air Danau Toba
(Universitas Sumatera Utara, 2009)A study on the use of activated diatomae as the adsorbent for nitrogen compounds in the water of Toba Lake has been carried out. The water sample was taken randomly from the beach around of Toba Beach Hotel, Pangambata ...
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