Indonesian Association of Geophysicists (HAGI)
Learned Society in Jakarta, Индонезия
Patra Office Tower, 18th Floor (Suite 1820), Jln. Jendral Gatot Subroto Kav. 32-34, Jakarta Selatan, DKI Jakarta 12950, Indonesia
Indonesian Association of Geophysicists (HAGI)
The Indonesian Geophysical Experts Association (HAGI) is an association of geophysicists in Indonesia. HAGI's mission is to: (1) Increase the benefits of HAGI membership for its members, through collaboration of academic elements, industry and government institutions, in the form of enhancing and disseminating education in geophysical science and its applications, in order to create a professional HAGI generation; (2) Increase the role of HAGI in community life, through the contribution of information and experts, in efforts to overcome / mitigate and information on natural disasters and the d... see more
Fields of study: Geology, Earth Sciences & Planetary Sciences
Journals published by HAGI:
Catalogue
1–50 of 97 results.
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Teaching Media Development of Mathematic in the Materials Trigonometry Sum and Two Angles Difference by Using Gui Matlab Download• Сентябрь 2017
Bahasa Indonesia
. The aim of this research is to develop teaching media for mathematics specifically for materials on trigonometry using GUI Matlab. This media can be used as teaching and learning aid for students at... -
Designing Application of Ant Colony System Algorithm for the Shortest Route of Banda Aceh City and Aceh Besar Regency Tourism by Using Graphical User Interface Matlab Download• Июль 2017 Индонезия
Bahasa Indonesia
Banda Aceh city and Aceh Besar Regency are two of the leading tourism areas located in the province of Aceh. For travelling, there are some important things to be considered, such as determining sched...
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• Июль 2017
Bahasa Indonesia
Antimicrobial activity of methanol extract from stem bark of Cinnamomum sintoc has been evaluated against Candida albicans, Staphylococcus aureus and Escherichia coli. The extraction of compound was c...
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Quality Control X Rays Mammography in the Effort Mitigation Increasing Number of Cancer Patients Download• Март 2017
English
. Early detection of breast cancer is the first step in prevention that can be done by women, therefore when one is diagnosed with breast cancer, the appropriate treatment can be performed quickly and... -
• Март 2017
Bahasa Indonesia
A taxonomic key based on soldier and worker characters for an open air processional column termites genera, Lacessititermes, was constructed from material collected from Sumatra and adjacent islands f...
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Inhibition Test of Methanol Extract From Soursop Leaf (Annona Muricata Linn.) Against Streptococcus Mutans Bacteria* Download• Март 2017 Индонезия
Bahasa Indonesia
. Dental caries is a disease with a high prevalence of caries in Indonesia is caused by the bacterium Streptococcus mutans. The leaves of the soursop (Annona muricata Linn.) is one of the herbs that c...
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Isolation of Antioxidant Compounds of Methanol Extract of Nutmeg Leaves (Myristica Fragrans Houtt) Download• Март 2017
Bahasa Indonesia
.The antioxidant activity from methanol extract of nutmeg leaves (Myristica fragrans Houtt) was performed using 2,2-diphenyl-1-picrylhydrazil (DPPH). Antioxidant assay using DPPH of the methanol extra...
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Activity Test of Abrus Precatorius L. Leaf Extract Against Clinical Streptococcus Pneumonia Growth* Download• Март 2017
Bahasa Indonesia
. Saga (Abrus precatorius L.) have been used by Indonesian community as a traditional medicine. The research aims to determine the activity of the methanol extract of saga leaves to inhibit the growth...
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• Март 2017 Индонезия
Bahasa Indonesia
. It has tested the antioxidant activity of n-hexane extract respective roots, bark, fruit and seed crops of nutmeg against DPPH. Each extracted by maceration method with n-hexane. The extraction of e...
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• Март 2017
Bahasa Indonesia
. Pain is an unpleasant sensory and emotional experience associated with actual or potential tissue damage. The people who live in Karo use several types of plants to relieve pain, one of which is cep...
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Validation of Ultraviolet Spectrophotometry Method for Determination of Mefenamic Acid Level in Suspension Dosage Forms Download• Март 2017
English
. Mefenamic Acid is one type of nonsteroidal antiinflammatory drug that works to relieve pain by blocking an enzyme that produces prostaglandins. The quality requirements that must be met by pharmaceu...
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Modeling and Simulation of Traffic Flows on Inclined Road During Evacuation Process of the Volcano Disaster with Finite Difference Method Download• Март 2017
Bahasa Indonesia
The research in this thesis was done to examine the model of traffic flow of volcanic disaster evacuation path for uphill and downhill roads. The assessment was focused on the area of disaster evacuat...
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Math Instructional Media Design Using Computer for Completion of Two-variables Linear Equation System by Elimination Method* Download• Март 2017
Bahasa Indonesia
. Science and technology have been rapidly evolved in some fields of knowledge, including mathematics. Such development can contribute to improvements on the learning process that encourage students a...
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Uji Efektivitas Sediaan Gel Fraksi Etil Asetat Daun Jambu Biji (Psidium Guajava Linn) Terhadap Penyembuhan Luka Terbuka Pada Mencit (Mus Musculus) Download• Сентябрь 2016
English
Guava leaf has various benefits, one of them is accelerating the healing process of a wound. This study aims to formulate the ethyl acetate fraction into a gel form and test the effectiveness of gel f...
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The Different Magnetic Results of Anemi and PPM Measurements on the Buried Remains of a 13th Century Fortress Download• Сентябрь 2016
Bahasa Indonesia
This study aimed to evaluate the different magnetic results of an electromagnetic induction with proton magnetometer measurements on an archaeological site. The electromagnetic induction allows measur...
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• Сентябрь 2016
Bahasa Indonesia
The research was conducted in order to identify the distribution of seismicity, repeated periods of earthquakes and the probability of earthquake in Sumatra using Likelihood Maximum methods. Earthquak...
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• Сентябрь 2016
Bahasa Indonesia
This research showed the application of Proportional, Integral, and Derivative (PID) control system on heat equations that has non-integer ordered solutions on Laplace domain. Zala tuning method and Z...
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Identification of Subsurface Structure Using Seismic Refraction Method at Jantho Aceh Besar Download• Сентябрь 2016 Индонезия
Bahasa Indonesia
An identification of subsurface structure in the surrounding area of Aceh Besar regent's office was conducted by using seismic refraction method. The aims of this study are to determine the velocity v...
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Preliminary Studies of Synthesis Polyurethane Membrane of Nyamplung Seed Oil (Calophyllum Inophyllum) with Hexamethilene-1,6-diisocyanate (Hmdi) Download• Сентябрь 2016 Индонезия
Bahasa Indonesia
Nyamplung oil originated from Ujong Pancu, Aceh Besar is one of the vegetable oil sources which is not fully utilized yet. The extraction of nyamplung oil is done using soxhletation with n-hexane solv...
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Reference on Thermophysical Properties: Density and Viscosity of Water for Atmospheric Pressure Download• Сентябрь 2016
Bahasa Indonesia
A reference on thermophysical properties, density and viscosity, for water at atmospheric pressure has been developed in MS Excel (as a macros). Patterson's density equations and Kestin's viscosity eq...
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Effect of Plasticizers on Mechanical Properties of Edible Film From Janeng Starch – Chitosan Download• Сентябрь 2016
Bahasa Indonesia
The interest in the development of edible and biodegradable films has increased because it is every day more evident that non degradable are doing much damage to the environment. In this research, edi...
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The Cytotoxic Activity of N-hexane Extract of Kersen(muntingia Calabura Linn.) Leaves Using the Brine Shrimp Lethality Test (Bslt) Method Download• Сентябрь 2016
Bahasa Indonesia
The cytotoxic activity experiment of n-hexane extract of kersen (Muntingia calabura Linn.) leaves has been carried out using the Brine Shrimp Lethality Test (BSLT) method. The purpose of this research...
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Pengaruh Kombinasi Ekstrak Petroleum Eter Bawang Putih (Allium Sativum Linn) Dengan Vitamin C Terhadap Aktivitas Candida Albicans Download• Март 2016
Bahasa Indonesia
Garlic (Allium sativum) contains organosulfur compound that plays an important role as an antibacterial and antifungal activities. Ascorbic acid or vitamine C also has been show has a good activity as...
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The Effect of Magnetite (Fe3o4)catalyst From Iron Sands on Desorption Temperature of Mgh2 Hydrogen Storage Material Download• Март 2016
Bahasa Indonesia
One of the future technologies for a safe hydrogen storage media is metal hydrides. Currently, Mg-based metal hydride has a safety factor and efficient for vehicle applications. However, the thermody...
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Diversity of Feed Plants of Sumatran Elephant Habitats (Elephas Maximus Sumatranus) in Jantho Pinus Nature Reserve, Aceh Besar District Download• Март 2016 Индонезия
Bahasa Indonesia
This research conducted to identify the kinds of feed plants sumatran elephant which is the main component of elephant habitats .The purpose of this research was to obtain data about kinds of feed pla...
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Membran Poliuretan Dari Minyak Biji Karet (Rubber Seed Oil) Dengan Heksametilen-1,6-diisosianat: Sintesis Download• Март 2016
Bahasa Indonesia
Polyurethane membrane made from Rubber Seed Oil has been produced within this research. Rubber seed oil has the hydroxyl number of 40,33 mg/g and the iodine number of 154,05 g/g which can be used a...
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Antibacterial Activity Test of Ethanol Extract of White and Red Flesh From Guava Leaf ( Psidium Guajava. L) Againts Staphylococcus Aureus and Escherichia Coli Download• Март 2016
Bahasa Indonesia
An antibacterial activity test of ethanol extract of white and red flesh from guava leaf (Psidium guajava. L) against S.aureus and E.coli; using agar diffusion method was carried out in order to produ...
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Solusi Permasalahan Komputasi Skala Besar Pada Software Adobe Flash Dalam Perancangan Media Pembelajaran Pencarian Eulerian Circuit Download• Март 2016
Bahasa Indonesia
Adobe Flash is a software that is used to build an interactive contents that can be attached in other things, such as presentations, games and e-learning. The Eulerian Circuit Search Instructional Med...
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Synthesis and Characterization of Hematite (Fe2o3) Extracted From Iron Ore by Precipitation Method Download• Март 2016 Индонезия
Bahasa Indonesia
Indonesia has a lot of mining material of iron ore that could be used for various purposes in the steel industry or for other. This research, has synthesized and characterization of hematite from loca...
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• Март 2016 Индонезия
Bahasa Indonesia
The research about trees vegetation diversity in PT Arun NGL area had been done in December 2012. The objective of the research was to calculate the trees vegetation diversity index. The data had been...
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Penentuan Karakteristik Pariwisata Dan Model Jumlah Wisatawan Untuk Kabupaten/kota Di Provinsi Aceh Download• Март 2016 Индонезия
Bahasa Indonesia
Tourism is one of the primary sectors that is expected to increase the regional government income. Therefore there is a need to observe the factors that affect the successfulness of tourism factors an...
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Photocatalytic Degradation of Indigo Carmine by Tio2/activated Carbon Derived From Waste Coffee Grounds Download• Март 2016
Bahasa Indonesia
TiO2/activated carbon derived from waste coffee grounds (TiO2/WCGAC) has been prepared by a sol gel method . Waste coffee ground was chemically activated using hydrochloric acid 0.1 M solution and mod...
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Validation Method of Ultraviolet Spectrophotometry Determination of Content in Ambroxol Hcl Tablet Download• Сентябрь 2015
English
Ambroxol Hydrochloride (Ambroxol HCI) is one of mucolytic drugs that is commonly used to dilute thesecretion within the respiratory tract. This process is completed by lowering the viscosity of mucopo...
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The Characterization of Simplisia, Isolation and Identification of Chemical Constituens From Thallus Turbinaria Decurrens Bory Download• Сентябрь 2015
Bahasa Indonesia
The characterization of simplisia, phytochemical screening, extraction, isolation and identification of chemical constituens from thallus Turbinaria decurrens Bory have been carried out. The examinat...
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Applying Sem-edx Techniques to Identifying the Types of Mineral of Jades (Giok) Takengon, Aceh Download• Сентябрь 2015 Индонезия
Bahasa Indonesia
Research on the applying of SEM-EDX techniques for identification of minerals types of Jades (Giok) Takengon Aceh has been done within this study. Based on data of SEM-EDX, it showed that Jades (Giok)...
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The Cytotoxic Activity of Ethylacetatefraction of Kersen (Muntingia Calabura) Leaves Against Larvae Shrimp Artemia Salina Leach Download• Сентябрь 2015
Bahasa Indonesia
. The cytotoxic activity experiment of ethylacetatefraction of kersen (Muntingia calabura) leaves has been carried out using the Brine Shrimp Lethality Test (BSLT) method withf ive concentration varia...
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Penentuan Waktu Mati Memanfaatkan Deret Homolog Alkilparaben Pada Rp-hplc Dalam Sistem Pelarut Metanol/air Download• Сентябрь 2015
Bahasa Indonesia
Penelitian ini dalam rangka pengembangan dan aplikasi metode penentuan waktu mati (t0) pada Kromatografi Cair dari yang telah pernah dan berhasil diterapkan di GC. Waktu mati merupakan parameter yang ...
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Wound Healing Activity of Unguentum Dosage Form of Ethanolic Extracts of Areca Catechu L. Nut in Mus Musculus Albinus Download• Сентябрь 2015
English
The activity test of ethanol extract of betel nut ointment (Areca catechu L.) in wound healing on mice (Mus musculus albinus) has been carried out to determine the ability of the ethanol extract of be...
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Potency Study of N-Hexane Extracts of Black Plum (Syzygium Cumini (L.) Skeels) Intheinhibitation of Growth Salmonella Typhi and Candida SP. Download• Март 2015 Индонезия
Bahasa Indonesia
N-hexane extracts of the bark from black plum(Syzygium cumini (L.) Skeels) showed activity againtSalmonella typhi. Meanwhile, the result showed that N-hexane was not able to inhibit the growth of Ca...
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Habitat Characteristics of Small-clawed Otter (Aonyx Cinereus) in Ujong Nga, Samatiga,West Aceh Download• Март 2015 Индонезия
English
Small-clawed otter (Aonyx cinereus) is the smallest among the sub-family Lutrinae, today occurs population decrease of small-clawed otter caused by human activity, depletion of prey species, and explo...
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Interpretasi Potensi Massa Longsoran Dengan Metoda Geolistrik(Studi Kasus Daerah Gayo Lues) Download• Март 2015
Bahasa Indonesia
One indication of a potential landslide area is a formation along the slip field slope. The slope is formed due to the difference between the cover layers (top soil) with a layer beneath it. The top l...
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The Influence of Coconut Water and Activated Charcoal in MS Medium on in Vitro Callus Regeneration of Dendrobium SP. Cultivar Bertha Chong Orchids Download• Март 2015 Индонезия
Bahasa Indonesia
Dendrobium is one of the most commercial orchids. In Vitro technique is one of solution to fulfill the market demand of Dendrobium. Organic matters, such as coconut water, and activated charcoal are o...
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Analisis Diskriminan Melalui Metode Fisher Terhadap Kemampuan Siswa Dalam Menguasai Materi Bangun Ruang Pada Kelas VIII SMP Negeri 1 Banda Aceh Tahun Pelajaran 2013/2014 Download• Март 2015 Индонезия
Bahasa Indonesia
One factor that is often happened is the learning objectives are difficult to achieve, because students often make mistakes in understanding the concepts and performing calculations. One way that teac...
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Risk Analysis Characteristic, Socio- Economic, Behavior, and Environmental Factors of Malaria Incidence in Arongan Lambalek, West Aceh Download• Март 2015 Индонезия
English
Malaria is an infections disease of global concern, The subdistrict of Arongan lambalek in Aceh Barat district which belongs to the Medium Incidence Area category was a malaria endemic area with API ...
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Reference on Thermophysical Properties: Density and Viscosity of Several Gases by Using Macro Excel (RSSDFIUSK Vs. 1) Download• Март 2015
Bahasa Indonesia
A source code for calculating reference on thermophysical properties: density and viscosity for several gases (nitrogen, helium, hydrogen, argon and air) has been developed under Visual Basic for Appl...
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• Сентябрь 2014 Индонезия
Bahasa Indonesia
Beutong is a commercial origin of various kinds of Jade (Giok) in Aceh Province. From the geological view the formation of jade is due to the mélange zone. The zone is usually an assemblage of a vari...
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• Сентябрь 2014 Индонезия
English
Magnetic method had been employed at Seulawah Agam area in term of unveiling the potentially geothermal source. This method was carried out locally in both the geothermal filed of Heutsz's Crater and ...
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Antagonistic Ability of Trichoderma SP. Against Ganoderma SP. on Litter Medium of Acacia Mangium Download• Сентябрь 2014
Bahasa Indonesia
Trichoderma sp are common fungi in the soil and play important role in decomposing of cellulose-rich. The distribution of Trichoderma sp (TBPH isolate) in litter layers of Acacia mangium was observed ...
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• Сентябрь 2014
Bahasa Indonesia
Study of the set properties is simple and rarely investigated at the Department of Mathematics. This paper examines some set properties on the irrational numbers. The study is about the properties app...
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The Application of Fitness Sharing Method in Evolutionary Algorithm to Optimizing the Travelling Salesman Problem (TSP) Download• Сентябрь 2014
English
Travelling Salesman Problem (TSP) is one of complex optimization problem that is difficult to be solved, and require quite a long time for a large number of cities. Evolutionary algorithm is a precise...