Results 1 to 10 of about 363,990 (170)

Experimental study on characteristics of grounawater fracture in coalmine overlying rock

open access: yesMeitan kexue jishu, 2023
The seepage characteristics of groundwater in the overlying fissures are the key factors to be considered in the later maintenance of coal mining and goaf, especially in the underground reservoir construction area of coal mines.
Haixiang LI   +4 more
doaj   +1 more source

Peningkatan Partisipasi Masyarakat untuk Percepatan Capaian SDG’s Sektor Air Bersih dan Sanitasi

open access: yesDinamisia, 2021
The SDGs or Sustainable Development Goals are the 2030 Global Development Agenda which has become a commitment from all countries in the world, including Indonesia. Goal 6 Clean water and sanitation aims to ensure the need for clean water is adequate for
Bismi Annisa   +4 more
doaj   +1 more source

Study of Rainwater Potential as Raw Water Source for Campus Mosque at Engineering Faculty of Tanjungpura University

open access: yesJurnal Presipitasi, 2022
Mosques need water in sufficient quantities for ablution, usually the mosques use surface water from PDAM services and well water. Surface water and ground water have decreased in quantity and quality, so it is necessary to find alternative sources of ...
Ulli Kadaria
doaj   +1 more source

Effect of fissure angle on energy evolution and failure characteristics of fractured rock under uniaxial cyclic loading

open access: yesScientific Reports, 2023
To study the influence of fissure angle on the rock damage process and energy evolution characteristics, uniaxial cyclic loading and unloading tests were conducted on fractured rock specimens with different prefabricated fissure angles. The stress–strain
Yongqiang Zhao   +4 more
doaj   +1 more source

INTRODUCTION OF RESIDUAL CHLORINE SENSOR USING CONSTANT VOLTAGE METHOD AND ITS MEASUREMENT PRINCIPLES [PDF]

open access: yesEuropean Journal of Materials Science and Engineering, 2021
In the past, we could never imagine buying drinkable water. Who would buy to drink water? But now, bottled water are sold just about anywhere in the world, but there are still many countries with water supply shortages.
Juhyeong KIL
doaj   +1 more source

Pemberdayaan Masyarakat Berbasis Teknologi Tepat Guna Melalui Instalasi Pengolahan Air Bersih Skala Rumah Tangga di Dusun Kulim Jaya Kabupaten Rokan Hulu

open access: yesJurnal Pengabdian UNDIKMA, 2023
This community service aims to increase the knowledge and skills of Kulim Jaya Village residents in making simple clean water filters on a household scale so that they can get access to clean water more easily.
Ika Daruwati   +2 more
doaj   +1 more source

Water Reuse Planning for Fulfilment of Clean Water in Indonesia [PDF]

open access: yesE3S Web of Conferences, 2020
The number of clean water needed will always increase when the number of the population still shows growth. It must have the same level from the supply and demand or the supply of clean water has higher than the demand for clean water.
Aru Yudhantoro Wedo   +2 more
doaj   +1 more source

Uji Kelayakan Air Minum Di Desa Kampung Pinang Kecamatan Perhentian Raja Kabupaten Kampar

open access: yesDinamisia, 2023
Water is a natural resource that is absolutely necessary for life and human life, as well as in the environmental management system, water is the main element.
Harmiyati Harmiyati   +4 more
doaj   +1 more source

Open inverted bell and bell formation during the washing of vials [PDF]

open access: yes, 2022
A range of fascinating flow features was observed while cleaning or filling the medicine or liquid vials in the kitchen sink by serendipity. Here, we present the formation of an open inverted bell and bell-shaped flow structures formed from the water sheet in a new geometric arrangement, hitherto unknown.
arxiv   +1 more source

Water Structures Reveal Local Hydrophobicity on the In2O3(111) Surface [PDF]

open access: yesACS Nano 16, 2022, 21163-21173, 2023
Clean oxide surfaces are generally hydrophilic. Water molecules anchor at undercoordinated surface metal atoms that act as Lewis-acid sites, and they are stabilized by H bonds to undercoordinated surface oxygens. The large unit cell of In2O3(111) provides surface atoms in various configurations, which leads to chemical heterogeneity and a local ...
arxiv   +1 more source

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