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Showing 20 of 216 academic articles

The local metric dimension of split and unicyclic graphs

Dinny Fitriani, Anisa Rarasati, Suhadi Wido Saputro, Edy Tri Baskoro • Indonesian Journal of Combinatorics (2022)

A set W is called a local resolving set of G if the distance of u and v to some elements of W are distinct for every two adjacent vertices u and v in G.  The local metric dimension of G is the minimum cardinality of a local resolving set of...

DOAJ Open Access (DOAJ) DOI: 10.19184/ijc.2022.6.1.3

Optimasi proses penjadwalan mata kuliah menggunakan algoritme genetika dan pencarian tabu

Arif Amrulloh, Enny Itje Sela • Jurnal Teknologi dan Sistem Komputer (2021)

Penjadwalan mata kuliah merupakan permasalahan yang sering terjadi pada perguruan tinggi, di antaranya adalah bentrok waktu mengajar dosen, ruangan dan kelas mahasiswa. Kajian ini mengusulkan optimasi penjadwalan mata kuliah menggunakan alg...

DOAJ Open Access (DOAJ) DOI: 10.14710/jtsiskom.2021.14137

Satellite-derived prediction on habitat modelling of skipjack tuna (Katsuwonus pelamis) in the Makassar Strait, Indonesia

Mega L. Syamsuddin, Subiyanto Subiyanto, Tonny Bratasena, Fadli Syamsudin et al. • Geocarto International (2024)

The Makassar Strait is one of the Indonesian Throughflow (ITF) branches that transports warm water masses from the Pacific Ocean to the Indian Ocean. These water masses have a significant impact on oceanographic parameters, which in turn af...

DOAJ Open Access (DOAJ) DOI: 10.1080/10106049.2024.2408281

Antioxidant activity assay of white Turi (Sesbania grandiflora (L.) Pers.) extracts using DPPH radical scavenging method

Jamilatur Rohmah, Ida Agustini Saidi, Chylen Setiyo Rini, Zulfida Ainindiyah Putri Purwanto et al. • Pharmaciana (2020)

Turi (Sesbania grandiflora (L.) Pers.) is a type of plant belonging to the Fabaceae family that is widespread in Indonesian territory and has the potential as a natural free radical scavenger. The study aims to compare the antioxidant activ...

DOAJ Open Access (DOAJ) DOI: 10.12928/pharmaciana.v10i3.16643

Neurological Manifestations of SARS-CoV-2 Infection: Protocol for a Sub-analysis of the COVID-19 Critical Care Consortium Observational Study

Denise Battaglini, Denise Battaglini, Lavienraj Premraj, Lavienraj Premraj et al. • Frontiers in Medicine (2022)

IntroductionNeurological manifestations and complications in coronavirus disease-2019 (COVID-19) patients are frequent. Prior studies suggested a possible association between neurological complications and fatal outcome, as well as the exis...

DOAJ Open Access (DOAJ) DOI: 10.3389/fmed.2022.930217

ANTIFUNGAL Trycophyton rubrum AND Trycophyton mentagrophytes IN LIQUID BATH SOAP FERMENTED PROBIOTIC KOMBUCHA FLOWER TELANG (Clitoria ternatea L) AS A PHARMACEUTICAL BIOTECHNOLOGY PRODUCT

Barolym Tri Pamungkas, Ayu Safitri, Firman Rezaldi, Muhammad Andry et al. • Biotik: Jurnal Ilmiah Biologi Teknologi dan Kependidikan (2022)

Telang flower kombucha (Clitoria ternatea L) is a functional probiotic drink that has antifungal properties. This study aimed to examine the antifungal activity of the probiotic bath soap formulation fermented kombucha telang flower against...

DOAJ Open Access (DOAJ) DOI: 10.22373/biotik.v10i2.15160

Safety Perceptions among Ship-to-Shore (STS) Crane Operators at PT Terminal Teluk Lamong

Sentagi Sesotya Utami, Winny Setyonugroho, Moch Zihad Islami, Iman Permana et al. • The Indonesian Journal of Occupational Safety and Health (2024)

Introduction: Ship-to-shore (STS) crane operators strive for efficiency in their work, but they must take a hard look at their high-risk jobs. It is necessary to learn how to improve occupational safety and health. This study aims to invest...

DOAJ Open Access (DOAJ) DOI: 10.20473/ijosh.v13i1.2024.53-64

Psychosocial Risk Factors on Mining Workers Processing Copper and Gold Minerals during Covid-19 Pandemic

Khaerani Suci Lestari, Aditya Fadilah Muhamad, Arif Susanto, Edi Karyono Putro et al. • The Indonesian Journal of Occupational Safety and Health (2021)

Introduction: In the era of the Covid-19 pandemic, psychosocial issues as part of health and safety have become a popular mental health issue, particularly among gold and copper miners. This situation has led some companies to fire their un...

DOAJ Open Access (DOAJ) DOI: 10.20473/ijosh.v10i3.2021.309-315

Structural analysis of key factors in poverty alleviation for policy development in persistently impoverished provinces in Thailand

Phimlikid Kaewhanam, Kathanyoo Kaewhanam, Eko Priyo Purnomo, Noppakun Thongmual et al. • Frontiers in Sustainability (2025)

IntroductionPoverty remains a persistent and complex challenge in Thailand, particularly in structurally disadvantaged provinces such as Kalasin. Despite multiple national development strategies, poverty rates in Kalasin have remained consi...

DOAJ Open Access (DOAJ) DOI: 10.3389/frsus.2025.1620149

Coffee Silverskin Phytocompounds as a Novel Anti-Aging Functional Food: A Pharmacoinformatic Approach Combined with In Vitro Study

Clarin Hayes, Fahrul Nurkolis, Dewa Ayu Agus Sri Laksemi, Sanghyun Chung et al. • Molecules (2023)

Coffee became a beverage that was in demand in the world and consequently produced millions of tons of coffee byproducts namely coffee silverskin (CS). Unutilized CS will be waste and cause environmental pollution such as greenhouse gas emi...

DOAJ Open Access (DOAJ) DOI: 10.3390/molecules28207037

Treatment seeking behaviors related to gonorrhea among female sex workers in 7 cities in Indonesia

Roselinda Roselinda, Nelly Puspandari • Health Science Journal of Indonesia (2014)

Abstrak Latar belakang:Gonore merupakan salah satu infeksi menular seksual yang menjadi permasalahan besar kesehatan terutama pada wanita penjaja seks (WPS) di Indonesia. Tujuan dari artikel ini adalah untuk melihat hubungan antara pola pen...

DOAJ Open Access (DOAJ) DOI: 10.22435/hsji.v4i2 Des.3438.87-92

Antimicrobial compound from Trichoderma harzianum, an endophytic fungus associated with ginger (Zingiber officinale)

Harwoko Harwoko, Jungho Lee, Georgios Daletos, Michael Feldbrügge et al. • JKKI (Jurnal Kedokteran dan Kesehatan Indonesia) (2021)

Background: Genus Trichoderma of fungal kingdom are largely used as biological control agents due to broad-spectrum activity against plant pathogens. Objective: This study aimed to investigate Trichoderma harzianum, an endophytic fungus obt...

DOAJ Open Access (DOAJ) DOI: 10.20885/JKKI.Vol12.Iss2.art8

Chemometric Analysis of Serum Magnesium Calculations Using Mg-Xylidyl Blue-I Method Based on Molar Absorptivity

Ally Kafesa, Nadira Nur Hajah Lutfi, Cep Wahyu • Indonesian Journal of Medical Laboratory Science and Technology (2021)

The concentration of magnesium is determined based on the absorbance of the Mg-Xylydil Blue-I complex solution use spectrophotometer. Based on the Lambert-Beer rule, the calculation of sample concentration is based on the formula A = Ԑ. b. ...

DOAJ Open Access (DOAJ) DOI: 10.33086/ijmlst.v3i1.1876

Detection of causative agents of bacterial pneumonia in hospitalized hajj and umrah cases by multiplex real-time polymerase chain reaction

Vivi Setiawaty, Dini Darmawati, Arie Ardiansyah Nugraha, Pancrasia Maria Hendrati • Iranian Journal of Microbiology (2022)

Background and Objectives: Middle East Respiratory Syndrome Coronavirus (MERS-CoV) is commonly detected in pneumonia patients who travel from the Middle East regions. Besides MERS-CoV, many other pathogenic agents cause pneumonia. Detection...

DOAJ Open Access (DOAJ)

The spiritual experience of Chinese Muslim minorities post-1998 reformation: A study of Chinese Muslims becoming Indonesians

Acep Aripudin, Mohammad T. Rahman, Dede Burhanudin, Sumarsih Anwar et al. • HTS Teologiese Studies/Theological Studies (2022)

This article describes a new method of viewing a historical phenomenon based on its social significance. This method enabled the classification and analysis of a group in a context simultaneously and chronologically. Using historical phenom...

DOAJ Open Access (DOAJ) DOI: 10.4102/hts.v78i4.7648

Penguatan Kedudukan Pemasyarakatan dalam Sistem Peradilan Pidana Terpadu melalui Fungsi Pelayanan Tahanan

Riki Afrizal, Iwan Kurniawan, Fajar Wahyudi • Jurnal Ilmiah Kebijakan Hukum (2023)

Perubahan sistem pemasyarakatan ditandai dengan disahkannya Undang-Undang Nomor 22 Tahun 2022 Tentang Pemasyarakatan. Salah satu hal yang diatur adalah mengenai pelayanan tahanan sebagai salah satu fungsi pemasyarakatan. Pengaturan ini tent...

DOAJ Open Access (DOAJ) DOI: 10.30641/kebijakan.2023.V17.1-12

Fishermen Human Rights Protection and Sustainable Development in the Indonesian Marine Sector

Masitha Tismananda Kumala, Ria Tri Vinata, Titik Suharti, Peni Jati Setyowati • Lex Portus (2023)

Sustainable development is realized in various sectors, including marine and fisheries. Fishermen are the main pillars in advancing the marine and fisheries sector. The welfare of fishermen in Indonesia is not as good as Indonesia’s ambitio...

DOAJ Open Access (DOAJ) DOI: 10.26886/2524-101X.9.4.2023.2