Browsing Faculty of Mathematics and Natural Sciences by Title
Now showing items 177-196 of 471
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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 ... -
In Vitro Activities of Panduratin A against Clinical Staphylococcus Strains
(2009)In vitro antistaphylococcal activities of panduratin A, a natural chalcone compound isolated from Kaempferia pandurata Roxb, were compared to those of commonly used antimicrobials against clinical staphylococcal isolates. ... -
In vitro activity of xanthorrhizol against Streptococcus mutans biofilms
(2006)Aims: We determined the effect of xanthorrhizol (XTZ) purified from the rhizome of Curcuma xanthorrhiza Roxb. on the Streptococcus mutans biofilms in vitro. Methods and Results: The biofilms of S. mutans at different phases ... -
Increasing Amount And Entrapment Efficiency Of Chitosan-Ketoprofen Nanoparticle Using Utrasonication Method With Varied Time And Amplitude
(2013)Chitosan nanoparticles loaded by ketoprofen have been prepared by sonication and centrifugation methods. Preliminary tests have been carried out by conducting optimization condition of sonication including amplitude and ... -
Indonesian Kepel Fruit (Stelechocarpus burahol) as Oral Deodorant
(2012)Kepel (Stelechocarpus burahol) fruit has been known to have efficacy as an oral deodorant in Java Island, Indonesia for a long time. The research aimed on Indonesian Herbal Kepel as deodorant agent for reducing fecal ... -
Indonesian Sidaguri (Sida rhombifolia L.) as Antigout and Inhibition Kinetics of Flavonoids Crude Extract on the Activity of Xanthine Oxidase
(2009)Sida rhombifolia L., or Sidaguri in Indonesian, is a traditional medicinal plant with potential as a remedy against gout. The earlier research reported that flavonoids crude extract from this plant could in vitro inhibit ... -
Infant Cries Identificaton by Using Codebook As Feature Matching, And MFCC As Feature Extraction
(2005)In this paper, we focused on automation of Dunstan Bab) Language. This system uses MFCC as feature e\lraetion and codebook as ti!oture matching. The codebook or clusters is made from the proceeds of all the buhy's cries ... -
Influence of the Madden-Julian Oscillation on Indonesian rainfall variability in austral summer
(2009)The impact of the Madden-Julian Oscillation (MJO) on Indonesian rainfall variability in austral summer is analysed by using the daily station rain gauge data and Tropical Rainfall Measuring Mission precipitation data for ...