Faculty of Mathematics and Natural Sciences: Recent submissions
Now showing items 301-320 of 569
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Penurunan COD (Chemical Oxygen Demand) air sungai donan cilacap dengan fotodegradasi katalis lapis tipis TiO2
(2013-02-04)Salah satu indikator pencemaran perairan adalah tingginya kadar COD (chemical oxygen demand) yang disebabkan oleh banyaknya senyawa organik yang larut dalam perairan tersebut. Sungai Donan Cilacap mengandung COD yang tinggi ... -
SINTESIS HIDROKSIAPATIT BERPORI DENGAN POROGEN KITOSAN DAN KARAKTERISASINYA
(2013-02-04)Telah dilakukan sintesis hidroksiapatit (HAp) berpori dengan porogen kitosan, menggunakan metode sol gel. HAp disintesis dari kalsium yang direaksikan dengan asam fosfat. Kalsium yang digunakan diekstrak dari cangkang telur ... -
GC-MS and NMR Analysis of ethyl-p-methoxycinnamte Isolated from Kaempferia galanga L Using Distillation Method
(2013-01-23)The purposes of this research were to isolate and analyze ethyl-p-methoxycinnamate which is the main component of Kaempferia galanga L. Volatile oil of K. galanga L obtained by distilled fresh rhizome using simple distillation ... -
Ekstrak Secang Berukuran Nano dengan Kaolin Sebagai Pembawa
(2012-12-26)Ekstrak kayu secang (Caesa/pinia sappan) dilaporkan memiliki aktivitas antijerawat dengan senyawa aktif brazilin. Untuk mengembangkan formula antijerawat dari ekstrak kayu secang dikembangkan sediaan ekstrak secang berukuran ... -
Antioxidant Activity Of Flavonoids Compound from Kelor Leaves (Moringa oleifera)
(2012-11-22)Abstract: Kelor (Moringa oleifera)had been investigated that consists of tannins, flavonoids, saponins, and alkaloids which usually have antioxidant activity. -
GC-MS and NMR Analysis of ethyl-p-methoxycinnamate Isolated from Kaempferia galanga L Using Distillation Method
(2012-11-22)The purpose of this research were to isolate and analyze ethyl-p-methoxycinnamate which is the main component of Kaempferia galanga L. Volatile oil of K. galanga L obtained by distilled fresh rhizom using simple distillation ... -
Analisis Kinerja Algoritma Pelacakan String Dengan Toleransi Kesalahan
(2004-05)Pelacakan string banyak diperlukan pada pemrosesan string, misalnya untuk pengeditan teks. Terkadang pelacakan string tidak berhasil dilakukan; salah satu penyebabnya adalah adanya kesalahan ejaan. Pelacakan string yang ... -
Aktivitas antioksidan lignin dari lindi hitam kraft berbahan baku kayu acacia mangium
(2012-11-20)Abstrak. Lindi hitam, yaitu sisa pemasak yang dihasilkan dari proses pembuatan pulp, dapat ditingkatkan pemanfaatannya melalui isolasi dan pemurnian sehingga dihasilkan berbagai produk yang bermanfaat. Salah satu komponen ... -
Antioxidative Activity of Lignin from Oil Palm Empty Fruit Bunch
(2012-11-20)ABSTRACT. Improvement of oil palm plantation results in increased palm oil :'oduction, Empty fruit bunches (EFB) are oil paim solid waste containing ,';)celluloses, In this study, the use of lignin content of EFB as ... -
Isolation And Characterization Of Methanotrophic Bacteria From Rice Fields
(2009)Methane is a greenhouse gas capable of depleting the ozone layer. Rice fields are significant sources of atmospheric methanc. Thc application of chemical fertilizer in rice fields increases the methane emission. Methanotrophic ... -
Cloning and Expression Analysis of a Giant Gourami Vasa-Like cDNA
(2011)Molecular marker is useful in the development of testicular cells transplantation for detecting donor-derived germ cells in the recipient gonad. In this study, a giant gourami (Osphronemus goramy) vasa-like gene (GgVLG) ... -
Statistical Downscaling Suhu Muka Laut Global Untuk Prediksi Total Hujan Bulanan Menggunakan Teknik Pls
(2011)In order to predict monthly rainfall total over Indramayu district SST data of GeM outputs can be used as a predictor. The advantage of GeM outputs is that data could be derived spatially and temporally. Unfortunately, the ... -
Model Prakiraan Curah Hujan Bulanan Di Wilayah Jawa Bagian Utara Dengan Prediktor Suhu Muka Laut (Sml) Dan Outgoing Longwave Radiation (Olr)
(2009)Aims of this research is to analysis the influence of sea surface temperature (SST)) and Outgoing Long wave Radiation (OLR) on monthly rainfall in northern Java Island. The rainfall data ar~from Rainfall Type (ZOM) 30, ZOM ... -
Analisis Daya Tahan Mahasiswa Putus Kuliah Pada Pendidikan Tinggi Jarak Jauh
(2008)Student’s academic survival is the ability of a student to remain active in his study. There were many researchers who have conducted researches concerning student’s academic survival but the data used were not considered ... -
Studi Kondisi Eksisting Dan Gap Pengelolaan Kawasan Industri Cilegon Provinsi Banten Menuju Eco Industrial Park
(2011)An eco•industrial park is the new concept as industrial response for global environmental changes. The purpose of this research Is to studl and propose scenarios, strategies and operational recommendation to develope an ... -
The Influence of Family Strength on the Quality of Pregnancy
(2003)The objective of this study were to analyze the influence of family strength on pregnancy quality. The data analize from the study of "effect of multinutrient fortifield food supplement on pregnancy outcomes". which had ... -
The ecology and distribution of freycinetia gaud. (pandanaceae; freycinetoideae) in the Indoesian new Guinea
(2010)SINAGA, N. I., MEGIA, R., HARTANA, A., KEIM, A. P. Ecology and distribution of Freycinetia Gaud. (Pandanaceae; Freycinetoidea) in Indonesian New Guinea. Reinwardtia 13(2): 189-1 97. - The study mainly concerns with the ... -
The segregation pattern of insect resistance genes in the progenies and crosses of transgenic rojolele rice
(2008)Successful application of genetic transformation technique, especially in developing rice variety resistant to brown plant hopper and stem borer, will depend on fransgene being expressed and the gene inherited in a stable ...
