Browsing UT - Faculty of Mathematics and Natural Sciences by Title
Now showing items 1-20 of 10304
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A Cellulose Triacetate-Based Optode Membrane for Cr(VI) Detection in Water: Fabrication and Characterization
(2022)Cr(VI) is a carcinogenic heavy metal and should be monitored for its presence in water or groundwater so that it does not exceed the maximum level of 0.05 ppm. This toxic ion can be detected in water using optode membranes. ... -
A monte carlo investigation of the power of white and breuschpagan tests on detecting regression heteroscedasticity
(2001)White and Breusch-Pagan Tests were designed to test whether the data violate the assumption of homoscedasticity in a linear model or not. In this research, a Monte Carlo Simulation was used to investigate the power as well ... -
A Study on Causality and Dependency Between Stock Return and Domestic Transaction using Granger Causality and Vector Autoregressive
(2022)The increasing public interest in the stock market in 2021 must be accompanied by an improvement in stock analysis education to avoid scam. Several common are technical and fundamental. An important but often overlooked ... -
Abstraksi teks berbahasa Indonesia menggunakan teori knowledge graph
(2011)Text summarization system has been developed in order to select several sentences based on certain criteria. However, this method tends to omit some informations contained in unselected sentences. Therefore, a system is ... -
Active Textile Berbasis Campuran Cu-Zn-Al Layered Double Hydroxides (LDHs) dan Arang Aktif sebagai Antibau dan Antibakteri pada Helm
(2021-11)BRAMANDHITA UTAMA. Active Textile Berbasis Campuran Cu-Zn-Al Layered Double Hydroxides (LDHs) dan Arang Aktif sebagai Antibau dan Antibakteri pada Helm. Dibimbing oleh MOHAMMAD KHOTIB dan KOMAR SUTRIAH Penggunaan helm ... -
Active Textile Layered Double Hydroxides (LDH) Berbasis Cu-Zn-Fe sebagai Antibau dan Antibakteri pada Helm
(2022)Helm merupakan peranti yang wajib digunakan oleh pengendara kendaraan roda dua, namun penggunaan yang terus menerus dapat menimbulkan bau tidak sedap. Penyebab timbulnya bau ini disebabkan oleh bakteri Staphylococcus ... -
Activity and stability of glucose biosensor based on Escherichia coli immobilized on zeolite-glutaraldehyde
(2012)Glucose biosensor based on Escherichia coli have been developed recently. Despite of some drawbacks, such as the activity of glucose dehydrogenase (GDH) and the lower electrode stability. The use of zeolite in biosensors ... -
Adaptasi e-learning pada sisi server untuk aplikasi m-learning
(2008)Mobile learning (m-learning) saat ini telah menjadi kecenderungan baru para pelajar (learner) dalam proses pembelajarannya. Hal ini disebabkan perkembangan perangkat telekomunikasi bergerak (mobile devices) yang sangat ... -
Adaptive quiz system berbasis web (studi kasus: mata pelajaran Biologi SMU)
(2008)Penggunaan perangkat komputer dalam metode pembelajaran dapat meningkatkan pemahaman siswa dalam mempelajari materi. Salah satu sistem yang dikembangkan adalah modul quiz berbasis komputer. Adaptive quiz ini dikembangkan ... -
Addiction among Millennials of Internet Usage (Social Networking Sites) in Bandung, West Java
(2018)Background: Internet is one of the most powerful media of the 21st century and has revolutionized education and social communication. The internet (Social Networking Sites or SNSs) has a population of over seven million. ... -
Addiction of Internet Usage (Social Networking Sites) Among Digital Native on South Tangerang Commuter Train Line.
(2020)Internet usage has changed the lifestyle of humans in the last two decades. Aspects of change that occur include how to communicate, socialize, entertain, work, even think. There are being many positives associated with ... -
Adiksi dalam Menggunakan Internet (Berdasarkan Media Sosial) pada Generasi Masyarakat Digital di Jalur Kereta Commuter Line, Tangerang Selatan.
(2020)Penggunaan internet telah mengubah gaya hidup masyarakat pada dua dekade terakhir. Aspek yang berubah meliputi, cara berkomunikasi, bersosialisasi, hiburan, pekerjaan, hingga pola berfikir. Banyak dampak positif yang ... -
Aditif Penurun Emisi Gas Buang Kendaraan Bermotor dari Limbah Sel Darah Merah Sapi
(2019)Sebanyak 70% pencemaran udara disebabkan oleh emisi gas buang kendaraan bermotor. Gas buang akibat proses pembakaran tidak sempurna bersifat berbahaya dan beracun bagi makhluk hidup di antaranya karbon monoksida (CO), ... -
Adomian decomposition method for solving abelian differential equation.
(2009)In this writing, Adomian Decomposition Method is used for solving Abelian Differential Equation. Abelian Differential Equation is a nonlinear differential equation which is hard to solve analytically. A special case of ... -
Adsorben Berbasis Limbah Padat Agar-Agar sebagai Penjerap Zat Warna Indigosol dan Zat Warna Limbah Industri Batik
(2014)This study aimed to compare adsorption capacityof solid waste of agar and its carbonization results for indygosol dyes and to compare coagulation-flocculation using adsorpstion process to reduce batik industry waste dyes. ... -
Adsorben berbasis limbah padat tapioka
(2011)The use of agroindustrial waste and clay mineral have been studied as alternative adsorbents for dyes, such as cibacron blue. In this research, tapioca solid waste, kaolin, bentonite, and the mixture of tapioca solid waste ... -
Adsorben Kitosan Bertaut Silang Glutaraldehida sebagai Penjerap Ion Cu(II).
(2016)Kitosan dapat digunakan sebagai biopolimer yang bermanfaat untuk menjerap ion logam berat. Tujuan penelitian ini adalah membandingkan kapasitas adsorpsi dari adsorben kitosan beads dan kitosan bertaut silang glutaraldehida ... -
Adsorben Logam Berat dari Kopolimerisasi Cangkok Biner Asam Akrilat dan Akrilamida pada Onggok
(2014)To improve properties of superabsorbent polymer (PSA) synthesized from onggok (cassava residual pulp), we have grafted binary monomer mixture of acrylic acid and acrylamide onto onggok in aqueous medium using APS as ...
