Anggraini, Suci Wahyu; Linggawati, Amilia(wahyu sari yeni, 2019-04-30)
Rubber seed is a raw material that can be applied for peat water treatment. The kernel was used as a biocoagulant and rubber seed coat as an adsorbent. The aim of this study were to determine the effect of adsorbents in ...
Kholimah, Siti; Linggawati, Amilia(wahyu sari yeni, 2019-04-30)
Rubber seed coat (Hevea brasiliensis) has cellulose and lignin as a carbon source, which potentially used of adsorbent. This study aimed to change rubber seed coat (CBK) into charcoal by carbonization. Carbonization carried ...
Sari, Risca Julianita; Kartika, Ganis Fia(wahyu sari yeni, 2019-04-30)
In this study, the activator used to activate the avocado seed powder was hydrochloric acid with variation ratio of weight 1:1; 1:2; 1:3; 1:4 and 1:5. The purpose of this research was to synthesize and characterize the ...
Sucitawarni, Sucitawarni; Alfirman, Alfirman(wahyu sari yeni, 2019-04-30)
Autism is defined as a complex developmental disorder involving communication, social interaction and imagination activity. With expert system can be created that can help diagnose autism spectrum for children. The reasoning ...
Lestari, Putri Novika; Linggawati, Amilia(wahyu sari yeni, 2019-04-30)
Coagulation is a process of destabilizing colloidal loads with a substance called coagulant. This study studied the coagulation of synthetic mud water samples using alum coagulant. Coagulation was carried out by the magnetic ...
This study is about the synthesis and characterization of composite activated carbon and silver nanoparticle. Activated carbon has been modified by loading with silver nanoparticle to prepare a novel adsorbent. The quality ...
Foriani, Yulian; Ginting, Maksi(wahyu sari yeni, 2019-04-30)
Distillation of seawater into fresh water by using cabinet-type tools by utilizing sunlight energy has been successfully used for the experimental method where the stage of manufacture and manufacture of equipment was ...
Arianto, Yogi; Salambue, Roni(wahyu sari yeni, 2019-04-30)
Internet networks are very important in this era of globalization. The University of Riau's Department of Computer Science is one of the departments that uses internet networks to support the effectiveness of work, access ...
Juwita, Dita; Puspita, Fifi; Haryani, Yuli(wahyu sari yeni, 2019-04-30)
Mangroves strives under extreme conditions such as highly fluctuating salinities, extreme tide actions, strongwinds, high temperatures, muddy and anaerobic soils. This study aims to isolate endophytic fungi from the roots ...
Hafidz, Izzy Muhammad Al(wahyu sari yeni, 2019-03-30)
This articel discusess some rules for generating near-perfect numbers. All
near-perfect numbers with this rules have two distinct prime factors. This is a
review of Pollack and Shevelev’s paper [Journal of Number Theory, ...
Susanti, Herliza; Mashadi, Mashadi(wahyu sari yeni, 2019-04-30)
This article discusses the relationship among several types of norms in r-Toeplitz
matrices. In this study r used is an arbitrary integer. Then the types of norm
involved in this study are 1-norm, ∞-norm, Frobenius norm ...
This articel discusses some proofs of the product of (p, q)-Fibonacci numbers and
(p, q)-Lucas numbers. Properties of this product is proved by using the Binet’s
formula. This is a review of articles of Suvarnamani dan ...
This article discusses an iterative method derived by Ujevic's method to solve a
nonlinear equation. Analytically using Taylor expansion and geometric series it is
shown that the iterative methods have an order of ...
This article discusses the new fourth-order optimal method which is a family of
Chebyshev-Halley type method to solve nonlinear equations. This free from second-
order derivative method is derived by modifying the ...
This article discusses two optimal methods namely Liu-Zhou's method and Zhou-
Chen-Song's method in nding multiple roots of nonlinear equations. Analytically
using Taylor's expansion, geometric series and binomial series, ...
The assessment acreditation of college are conducted by the National Accreditation Agency for Higher Education (Badan Akreditasi Nasional Perguruan Tinggi BAN-PT). The graduation rates become a core element of accreditation ...
Fahlawi, Ahmad Reza; Salambue, Roni(wahyu sari yeni, 2019-04-30)
This study was focused to identify the ripeness level of oil palm Fresh Fruit Bunch (FFB) using image processing. Laser Speckle imaging (LSI) is used as an optical method to find out bio-speckle activity. Image acquisition ...
This article discusses the solution of two cases of triangular fuzzy number linear
programming problems. The first case is linear programming with fuzzy coefficients
in objective function and the second case is linear ...
This article discusses several properties of digital roots of powers of numbers. The
digital root of number is one digit value which obtained by calculating the sum of
each digit iteratively until one digit number is ...
Rosmeilinda, Tio Fanny; Roslim, Dewi Indriyani(wahyu sari yeni, 2019-04-23)
Tuntun Angin (Elaeocarpus floribundus) is one of typical plant of flood exposure. The purpose of this study was to obtain the optimal annealing temperature of 28S rRNA primer in Tuntun Angin DNA for PCR. Reseacrh procedures ...