Zobrazeno 1 - 10
of 1 030
pro vyhledávání: '"Wahyu Hidayat"'
Autor:
Rita Kartika Sari, Fadilah Fitrianum, Lubos Kristak, Muhammad Iqbal Maulana, Petar Antov, Wahyu Hidayat, Apri Heri Iswanto, Seng Hua Lee, Muhammad Adly Rahandi Lubis
Publikováno v:
BioResources, Vol 19, Iss 4, Pp 8103-8123 (2024)
A hybrid adhesive system composed of phenol-formaldehyde (PF) resin and polymeric methylene diphenyl diisocyanate (pMDI), modified with two types of alkaline catalysts, namely NaOH and CaCO3 at 20% (w/v), was used for manufacturing the oriented stran
Externí odkaz:
https://doaj.org/article/c4cc6cd0e29844babbd5d49d6b835fdb
Publikováno v:
DiH, Vol 20, Iss 2, Pp 142-155 (2024)
Pancasila serves as a fundamental normative framework encompassing politics, economics, and culture. Reflexive law functions as a coordination system for actions within semi-autonomous social sub-systems during transitional periods. This study aims t
Externí odkaz:
https://doaj.org/article/ac1ea6c520594884a54623cfb6f40a4d
Autor:
Bambang Sardi, Anggie Putry Afrilya, Sitti Maghfirah Andriani, Try Novika, Fadlia Azzahra, Wahyu Hidayat
Publikováno v:
Kovalen: Jurnal Riset Kimia, Vol 10, Iss 2, Pp 167-174 (2024)
The leachate produced at the Kawatuna landfill, managed without proper waste treatment systems, has been found to contain heavy metals like cadmium (Cd), which contaminate groundwater and pose significant health risks. This study investigates the red
Externí odkaz:
https://doaj.org/article/fda2f4d03635461a8388f17ea92bfc5e
Publikováno v:
Infinity, Vol 13, Iss 2, Pp 501-530 (2024)
This study explores the effectiveness of the Station Rotation Model (SRM) in adding and subtracting fractions. A mixed-method design was conducted through convenience sampling of 31 students from Year 9. They were given pre-and post-tests consisting
Externí odkaz:
https://doaj.org/article/b6de31812c5342ebb52da5a18d64002d
Publikováno v:
Jurnal Public Policy, Vol 10, Iss 2, Pp 115-121 (2024)
Sustainable development is an integrated effort to build an economy, society, environment, and governance that impact the present and future. SDGs, or Sustainable Development Goals, are a set of 17 goals established by the United Nations (UN) to achi
Externí odkaz:
https://doaj.org/article/22cd135862b94a4bba2f1529fcfb1031
Autor:
Darsih Idayani, Wahyu Hidayat, Selly Anastassia Amellia Kharis, Asmara Iriani Tarigan, Sumartono Sumartono
Publikováno v:
As-Sidanah, Vol 6, Iss 1, Pp 182-192 (2024)
Mathematics teachers must adapt to technological developments in the digital era. Among other problems related to learning mathematics, students tend to feel bored and uninterested in mathematics. At the same time, most teachers need help keeping up
Externí odkaz:
https://doaj.org/article/3c18501bb59f49cc80420bd12ca40075
Autor:
Dadan Mohamad Nurjaman, Harmin Sulistiyaning Titah, Adji Kawigraha, Ipung Fitri Purwanti, Wahyu Hidayat
Publikováno v:
Journal of Degraded and Mining Lands Management, Vol 11, Iss 3, Pp 5635-5646 (2024)
The artisanal and small-scale gold mining (ASGM) sector largely relies on mercury in gold processing, posing potential environmental contamination, health issues, and land degradation. In the villages of Tatelu and Talawaan, ASGM operations, guided b
Externí odkaz:
https://doaj.org/article/51b9564e668d4827ae22c6b1da1be483
Publikováno v:
Eurasian Journal of Soil Science, Vol 13, Iss 2, Pp 167-178 (2024)
The study was conducted in the Hyang-Argopuro volcanic mountain in Jember, Indonesia, with the aim of assessing the distribution of soil minerals along a toposequence and their relationship to soil genesis. Three soil profiles representing the upper,
Externí odkaz:
https://doaj.org/article/fea2c5461a1a4049aca8d5ed1921f963
Publikováno v:
Journal of Technology and Science Education, Vol 14, Iss 2, Pp 588-606 (2024)
This study aims to determine the relationship between students’ perception to the learning media, digital literacy skills, and self-regulated learning with students’ cognitive learning outcomes in the rural area. This study was the ex post facto
Externí odkaz:
https://doaj.org/article/2832bf6b24f643619fb6f1215b8cea35
Autor:
Wahyu Hidayat, David P. Sahara, Sri Widiyantoro, Suharsono Suharsono, Erwin Riyanto, Mochamad Nukman, Ridho Kresna Wattimena, Sari Melati, Eric Sitorus, Turgod Nainggolan, I. Putu Raditya Ambara Putra
Publikováno v:
Geomechanics and Geophysics for Geo-Energy and Geo-Resources, Vol 10, Iss 1, Pp 1-18 (2024)
Abstract Caving activity results in an increased induced seismicity which should be monitored to avoid massive and uncontrolled rock damage. This research was conducted at the Deep Mill Level Zone (DMLZ) underground mine, the deepest underground mine
Externí odkaz:
https://doaj.org/article/7d36cb121b344ac9af6eea8cc2b669bb