Browsing Faculty of Mathematics and Natural Sciences by Title
Now showing items 170-189 of 471
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Hierarchical bayes estimation using time series and cross-sectional data: A case of per-capita expenditure in Indonesia
(2009)In Indonesia, there is a growing demand for reliable small area statistics in order to assess or to put into policies and programs. Sample survey data provide effective reliable estimators of totals and means for large ... -
Historical Fire Detection Of Tropical Forest From NDVI Time-Series Data : Case Study On Jambi, Indonesia
(2005)In addition to forest encroachment, forest fire is a serious problem in Indonesia. Attempts at managing its widespread and frequent occurrence has led to intensive use of remote sensing data. Coarse resolution images have ... -
Homotopy pertubation method for a seir model with varying total population size
(2014)We consider a SEIR model with varying total population size. We find the analytical solution of the proposed model by homotopy pesturbation method which is one of the best method which is one of the best methods for finding ... -
Homotopy Perturbation Method For A Seir Model With Varying Total Population Size
(2014)We consider a SElR model with varying total population size. We find the analytical solution of the proposed model by homotopy perturbation method which is one of the best 1nethods for finding the solution of the nonlinear ... -
Hot spot biomonitoring of marine pollution effects using cholinergic and immunity biomarkers of tropical green mussel (Perna viridis) of the Indonesian waters
(2011)Selected biomakers, Cholinesterase (ChE) and phagocytic activities have been investigated with the exposed green mussel Perna viridis in Indonesian coastal waters. An operative effect-based monitoring on two polluted sites ... -
Hypoglycemic Effect of Mahogany (Swietenia macrophylla King) Bark Extracts in Alloxan-induced Diabetic Rats
(2010)In this study, in vivo hypoglycemic activity of mahogany ( Swietenia macrophylla) bark extracts was evaluated against alloxan-induced diabetic rats. The hypoglycemic effect was compared to that of standard glibenclamide. ... -
Hypoglycemic Effect of Mahogany (Swietenia macrophylla King) Bark Extracts in Alloxan-induced Diabetic Rats
(2010)In this study, in vivo hypoglycemic activity of mahogany ( Swietenia macrophylla) bark extracts was evaluated against alloxan-induced diabetic rats. The hypoglycemic effect was compared to that of standard glibenclamide. ... -
Ideal Simulation of Al0.3Ga0.7As/InP/Ge Multijunction Solar Cells
(2013)Abstract. Increasing the efficiency of solar cell is one of the most challenging tasks for material scientists nowadays. Computer simulation on the other hand, could be used to maximize this effort. In this paper we present ... -
Identification and characterization of genes induced during sexual differentiation in schizosaccharomyces pombe
(1993)Five cDNA clones, harboring genetic messages preferentially expressed during the sexual differentiation process, were isolated from a cDNA library of Schizosaccharomyces pombe by subtractive screening. Transcription of the ... -
Identification of a Truncated Tn1721-like transposon located on a small plasmid of Escherichia coli isolated from varanus indicus
(2002)Summary The 9.1 kb plasmid pDEWT1 was isolated from an Escherichia coli strain obtained from the faeces of a free-living lizard (Varanus indicus) in Indonesia. This plasmid mediated tetracycline resistance via a tet gene ... -
Identification of compounds from extract methanol of ketepeng leaves (Cassia alata)
(2014)Cassia alata known as ketepeng is one of traditional herb that has been used as ointment. In Indonesia, its components information has not been much explored yet. The purpose of this research is to characterize one or more ... -
Identification of Trans-Cinnamic Acid in Sinyo Nakal (Duranta repens) Fruits’ Methanol Extract
(2015)Aims: To isolate and to characterize the chemical constituents in sinyo nakal (Duranta repens) fruits’ methanol extract. The fruits were collected from Jombang, East Java, Indonesia. Methodology: The fruits have been ... -
Identifikasi Dan Autentikasi Jahe Merah Menggunakan Kombinasi Spektroskopi Ftir Dan Kemometrik
(2014)Spektroskopi FTIR dan kombinasinya dengan analisis komponen utama dan analisis diskriminan telah digunakan untuk identifikasi dan autentikasi jahe merah dari dua spesies yang berkerabat dengannya yaitu jahe emprit dan jahe ... -
Identifikasi gen potensial toleran Ai pada padi dengan pendekatan Microcolinearity
(2008)Padi (Oryza sativa L) merupakan anggota Graminae yang paling toleran terhadap cekaman Aluminium (Al). Akan tetapi mekanisme toleransi dan gen-gen yang terlibat dalam mekanisme toleransi tersebut belum diketahui. Penelitian ... -
Identifikasi Potensi Bencana Alam dan Upaya Mitigasi yang Paling Sesuai Diterapkan di Pesisir Indramayu dan Ciamis
(2008)Indonesia as the biggest state archipelago, has huge natural coastal resources and high natural disaster potency. The configuration of big islands and medium-small islands put Java Sea as the inner water area, which made ... -
Improved utilisation of renewable resources: New important derivatives of glycerol
(2007)Glycerol, 1,2,3-propane triol, has been a well known chemical for more than two centuries. It was discovered in 1783 by the Swedish chemist Carl Wilhelm Scheele when treating natural oils with alkali materials. He noticed ...