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View article: Quality Control Analysis Using Six Sigma Method with DMAIC Approach to Improve the Quality of Granite Products
Quality Control Analysis Using Six Sigma Method with DMAIC Approach to Improve the Quality of Granite Products Open
View article: The Influence of Budget Planning, Procurement of Goods or Services, and Budget Implementation on Budget Absorption (Case Study at the Regional Secretariat of West Java Province)
The Influence of Budget Planning, Procurement of Goods or Services, and Budget Implementation on Budget Absorption (Case Study at the Regional Secretariat of West Java Province) Open
Budget absorption is an important indicator in measuring the effectiveness of regional financial management. However, at the Regional Secretariat of West Java Province, budget absorption still exhibits a “slow and back-loaded” pattern, whe…
View article: Efficiency of Industrial-Scale Biogas Application from Palm Oil Mill Effluent (POME) as a Renewable Energy Source: A Case Study at PT AMP
Efficiency of Industrial-Scale Biogas Application from Palm Oil Mill Effluent (POME) as a Renewable Energy Source: A Case Study at PT AMP Open
The palm oil industry is a large contributor to greenhouse gases in Indonesia. The application of biogas from the palm oil mill effluent (POME) treatment plant has become one of the solutions so it has been implemented at PT Agro Masang Pe…
View article: The Occurrence of Springs in Scarce Groundwater Condition Area in Taebenu Sub-District, Kupang Regency
The Occurrence of Springs in Scarce Groundwater Condition Area in Taebenu Sub-District, Kupang Regency Open
The subdistrict of Taebenu in Kupang Regency is classified as an area with low productivity of aquifer, local even scarce groundwater conditions due to its geological condition. This research aims to investigate the occurrence of springs i…
View article: RANCANG BANGUN SISTEM KONTROL GEMPA DOUBLE SENSING ALGORITMA LOS-NLOS DI KABUPATEN SLEMAN
RANCANG BANGUN SISTEM KONTROL GEMPA DOUBLE SENSING ALGORITMA LOS-NLOS DI KABUPATEN SLEMAN Open
Indonesia terletak di Cincin Api Pasifik, yang memiliki risiko tinggi terjadinya gempa bumi. Provinsi Yogyakarta, khususnya Kabupaten Sleman, termasuk wilayah rawan gempa karena berada di titik pertemuan zona megathrust, sesar Opak, dan zo…
View article: Application of DRASTIC Method for Groundwater Vulnerability Analysis to Contamination in Pemalang District, Pemalang Regency, Central Java Province, Indonesia
Application of DRASTIC Method for Groundwater Vulnerability Analysis to Contamination in Pemalang District, Pemalang Regency, Central Java Province, Indonesia Open
Pemalang District, Pemalang Regency, Central Java Province, as the district's capital, has experienced rapid economic and population growth. This has resulted in increased exploitation and degradation of groundwater quality, with groundwat…
View article: The Influence of Korean Pop Culture on the Narrative Structure of Indonesian Fanfiction on Wattpad
The Influence of Korean Pop Culture on the Narrative Structure of Indonesian Fanfiction on Wattpad Open
The Korean Wave or Hallyu phenomenon has had a significant influence on global popular culture, including in Indonesia. One form of this influence is seen in the production of fanfiction on digital platforms such as Wattpad. This study aim…
View article: The Association of Potential Acid Forming (PAF) with Depositional Environments: A case study of PT Kaltim Prima Coal, Sangatta, East Kalimantan.
The Association of Potential Acid Forming (PAF) with Depositional Environments: A case study of PT Kaltim Prima Coal, Sangatta, East Kalimantan. Open
Acid mine drainage (AMD) is one of the negative impacts of mining activities and cannot be avoid. One of the sources of AMD is due to removing overburden/ waste rock (OB) that will be exposing the materials to air and water so the acid min…
View article: Utilization of Artificial Intelligence in the Discovery of Indonesian Herbal Medicines: Opportunities and Challenges
Utilization of Artificial Intelligence in the Discovery of Indonesian Herbal Medicines: Opportunities and Challenges Open
This study examines the potential use of artificial intelligence (AI) in the development of Indonesian herbal medicine. Indonesia, as a megabiodiversity country with more than 6,000 species of medicinal plants, has great potential in the d…
View article: HIDROGEOLOGI DAN HIDROKIMIA AIR TANAH PADA AREA PENAMBANGAN EMAS TRADISIONAL DI WILAYAH KALIREJO, KOKAP, KULON PROGO, DAERAH ISTIMEWA YOGYAKARTA
HIDROGEOLOGI DAN HIDROKIMIA AIR TANAH PADA AREA PENAMBANGAN EMAS TRADISIONAL DI WILAYAH KALIREJO, KOKAP, KULON PROGO, DAERAH ISTIMEWA YOGYAKARTA Open
Kondisi air tanah di suatu daerah secara alami dipengaruhi oleh faktor geologi dan hidroklimatologi namun dapat berubah akibat aktivitas manusia. Daerah penelitian berada di Kalirejo, Kokap, Kulon Progo yang secara geologi tersusun oleh li…
View article: Kajian Geologi Lingkungan Untuk Pengembangan Kawasan di Desa Bejiharjo, Kecamatan Karangmojo, Kabupaten Gunungkidul
Kajian Geologi Lingkungan Untuk Pengembangan Kawasan di Desa Bejiharjo, Kecamatan Karangmojo, Kabupaten Gunungkidul Open
View article: Utilization of Broadcasting Technology for Tourism Promotion in Teluk Bintuni Regency in the Digital Era
Utilization of Broadcasting Technology for Tourism Promotion in Teluk Bintuni Regency in the Digital Era Open
Teluk Bintuni Regency, located in West Papua, offers significant natural and cultural tourism potential, yet its tourism promotion remains underdeveloped. This study explores the potential of broadcasting technology, particularly digital p…
View article: Preliminary Result of Sea Water Intrusion Identification Based on Electric Conductivity Mapping in Balikpapan Coastal Aquifer Area
Preliminary Result of Sea Water Intrusion Identification Based on Electric Conductivity Mapping in Balikpapan Coastal Aquifer Area Open
As the population grows, there will inevitably be an increased demand for water to meet daily life needs, including groundwater usage. Excessive use of groundwater significantly impacts groundwater problems, such as seawater intrusion, whe…
View article: Engineering geology characteristics in the Wado Hydropower 50 MW Waterway Tunnel, Sumedang Regency of West Java Province in Indonesia
Engineering geology characteristics in the Wado Hydropower 50 MW Waterway Tunnel, Sumedang Regency of West Java Province in Indonesia Open
The waterway tunnel at Wado Hydropower 50 MW applies underground tunneling construction with a diameter of 6 meters and a tunnel length of 1.860 meters. In 2019, PT Waskita Karya conducted the planning stage for the waterway tunnel at Wado…
View article: GROUNDWATER QUALITY AND HUMAN HEALTH RISK FROM NITRATE POLLUTION IN THE UPPER AQUIFER OF YOGYAKARTA-SLEMAN GROUNDWATER BASIN, INDONESIA
GROUNDWATER QUALITY AND HUMAN HEALTH RISK FROM NITRATE POLLUTION IN THE UPPER AQUIFER OF YOGYAKARTA-SLEMAN GROUNDWATER BASIN, INDONESIA Open
View article: Numerical Study of the Effect of Depth Immersion and Rotation Direction on the Performance Cross-Flow Savonius Turbine
Numerical Study of the Effect of Depth Immersion and Rotation Direction on the Performance Cross-Flow Savonius Turbine Open
Energy supply is a critical variable affecting modern life. Indonesia has many renewable energies sources and one of them is ocean current. Savonius turbines, which are effective in low-speed currents, have been widely studied in their ver…
View article: Physico-chemical properties and the stable isotope composition of groundwater in Mandalika and its surrounding, West Nusa Tenggara, Indonesia
Physico-chemical properties and the stable isotope composition of groundwater in Mandalika and its surrounding, West Nusa Tenggara, Indonesia Open
Groundwater is a very important source of clean water in coastal areas such as the Mandalika area, Central Lombok Regency, and its surroundings. The Mandalika area is one of the special economic zones in Indonesia, and it is a world-class …
View article: Groundwater hydrogeochemistry in the southern part of Pujut sub-district, West Nusa Tenggara, Indonesia
Groundwater hydrogeochemistry in the southern part of Pujut sub-district, West Nusa Tenggara, Indonesia Open
The southern sub-district of Pujut, which encompasses Mandalika’s Special Economic Zone, is a region focused on industrial and tourism growth. Groundwater supplies are necessary to fulfill the demands of the local population and the touris…
View article: Integration of Fuzzy Sets, AHP, and TOPSIS Methods for Estimation of Liquefaction Potential Zones in Wates Groundwater Basin, Kulon Progo, Special Region of Yogyakarta
Integration of Fuzzy Sets, AHP, and TOPSIS Methods for Estimation of Liquefaction Potential Zones in Wates Groundwater Basin, Kulon Progo, Special Region of Yogyakarta Open
In regional development planning, geological, environmental, and socio-economic conditions must be considered. Among the crucial things is the potential for disasters in the region. The Wates Groundwater Basin area has great regional devel…
View article: Sinkholes Mapping in Tanjungsari, Gunung Kidul Regency, Yogyakarta: A Preliminary Data for the Assessment of Sinkhole’s Susceptibility
Sinkholes Mapping in Tanjungsari, Gunung Kidul Regency, Yogyakarta: A Preliminary Data for the Assessment of Sinkhole’s Susceptibility Open
Tanjungsari district is located in Gunung Kidul Regency, Yogyakarta, known as the karst region where the dissolution process has taken place and caused some sinkhole occurrence. However, there is no any study that carry out the characteris…
View article: Origin of Groundwater in Kawung Carang Cold Spring, Sumbang District, Banyumas Regency, Central Java
Origin of Groundwater in Kawung Carang Cold Spring, Sumbang District, Banyumas Regency, Central Java Open
The occurrence of several springs around Slamet Volcano raised questions regarding their origin. Many studies have been conducted to understand the origin of hot spring water around Slamet Volcano. Meanwhile, there has not been any researc…
View article: Mapping groundwater potential zone using groundwater potentiality index in Sulamu, Central Fatuleu and West Fatuleu, Kupang, East Nusa Tenggara
Mapping groundwater potential zone using groundwater potentiality index in Sulamu, Central Fatuleu and West Fatuleu, Kupang, East Nusa Tenggara Open
Water scarcity often occurs during the dry season in Kupang Regency, which is a semi-arid area. The drought limits surface water availability during the dry season, thus making groundwater one of the reliable solutions for fulfilling the n…
View article: Hydrogeochemical evolution and water–rock interaction processes in the multilayer volcanic aquifer of Yogyakarta-Sleman Groundwater Basin, Indonesia
Hydrogeochemical evolution and water–rock interaction processes in the multilayer volcanic aquifer of Yogyakarta-Sleman Groundwater Basin, Indonesia Open
Volcanic aquifers have become valuable resources for providing water to approximately 2.5 million people in the Yogyakarta-Sleman Groundwater Basin, Indonesia. Nevertheless, hydrogeochemical characteristics at the basin scale remain poorly…
View article: Tourism-Related Pressure on the Freshwater Lens of the Small Coral Island Gili Air, Indonesia
Tourism-Related Pressure on the Freshwater Lens of the Small Coral Island Gili Air, Indonesia Open
Tourism on Gili Air, a small coral island in Indonesia, has increased significantly. Groundwater is the primary water source on the island. This study aims to estimate the sustainability of groundwater use on this small coral island. It co…
View article: Engineering geological characteristics in planned tunnel B route of the Yogyakarta-Bawen toll road
Engineering geological characteristics in planned tunnel B route of the Yogyakarta-Bawen toll road Open
This paper presents a comprehensive engineering geological assessment of the planned Tunnel B route within the Yogyakarta-Bawen Toll Road project, a critical national infrastructure undertaking connecting Central Java and the Special Regio…
View article: Hydrogeological and hydrochemical condition in planned tunnel B route of the Yogyakarta-Bawen toll road
Hydrogeological and hydrochemical condition in planned tunnel B route of the Yogyakarta-Bawen toll road Open
The Yogyakarta-Bawen toll road tunnel, located in Magelang Regency, Central Java Province, is a national strategic project that connects Central Java and the Special Region of Yogyakarta. It has geology resulting from volcanic processes, r…
View article: Hydrogeology Conceptual Model of Meninting Dam and Its Surrounding Area, West Lombok Regency, West Nusa Tenggara, Indonesia
Hydrogeology Conceptual Model of Meninting Dam and Its Surrounding Area, West Lombok Regency, West Nusa Tenggara, Indonesia Open
The Meninting Dam is one of the dams recently built in West Lombok, Indonesia. Hydrogeologically, this dam was built on the Mataram-Selong Groundwater Basin, which is known to be a highly productive aquifer. However, in this area, no exten…
View article: Investigation of hydrogeology condition in Manikin Dam Diversion Tunnel, Timor Island, Indonesia: A Case Study
Investigation of hydrogeology condition in Manikin Dam Diversion Tunnel, Timor Island, Indonesia: A Case Study Open
The seepages phenomenon happened in the construction site of the Manikin Dam Diversion Tunnel, Timor Island, Indonesia, has hampered the progress of construction. It seems impossible since the tunnel construction site was at the Bobonaro C…
View article: Conceptual model of hydrogeology condition around Tambakboyo artificial lake in Sleman Regency, Yogyakarta
Conceptual model of hydrogeology condition around Tambakboyo artificial lake in Sleman Regency, Yogyakarta Open
Groundwater nowadays has become one of the public necessities. Tambakboyo Artificial Lake in Sleman Regency, Special Region of Yogyakarta Province mainly functions as a recharge lake for the local groundwater. The location of this lake at …
View article: Groundwater occurrence and its physicochemical properties on the northern slope of Mount Lawu, Ngawi, East Java, Indonesia
Groundwater occurrence and its physicochemical properties on the northern slope of Mount Lawu, Ngawi, East Java, Indonesia Open
The exploitation of groundwater on the northern slope of Mount Lawu, Ngawi, East Java, Indonesia is increasing due to agricultural use. To maintain the existence and sustainability of groundwater, the first step is to know the groundwater …