Results 61 to 70 of about 478,816 (159)

blue-marble/gridpath: GridPath v0.16.0

open access: yes, 2023
<h2>What's Changed</h2> <ul> <li><strong>Feature</strong>: Penalty based on state of charge by @anamileva in https://github.com/blue-marble/gridpath/pull/985</li> <li><strong>Bugfix</strong> ...
Gerrit   +7 more
core   +1 more source

The Application of X-ray Powder Diffraction to Marble Definition and Classification

open access: yesYankuang ceshi, 2014
Marble primarily consists of three types: calcite, dolomite and magnesite. Marble classification is based mainly on the structures and mineral compositions seen under the microscope. It is very difficult to determine calcite, dolomite and magnesite under
CHI Guang-cheng   +5 more
doaj   +2 more sources

Enhancement of concrete brick with marble waste

open access: yesMATEC Web of Conferences, 2017
This experimental study of the reinforcement of concrete brick with marble waste aims to show the influence of partial replacement of cement with marble waste on the workability and compressive strength of concrete.
Elfaki Zainelabdin Khalid Zainelabdin
doaj   +1 more source

Early development of anoxia prior to the main euxinic phase of the Jenkyns Event on the margin of the Western Tethys (Sachrang Basin, Eastern Alps)

open access: yesSedimentology, EarlyView.
ABSTRACT Although the global expansion of oxygen‐depleted marine environments during the Early Toarcian Jenkyns Event (or Toarcian Oceanic Anoxic Event) is primarily inferred from successions in the NW European epicontinental basins, the timing of the expansion of anoxia in Tethyan basins, where hydrography potentially played a minor role, is poorly ...
Tamás Müller   +6 more
wiley   +1 more source

Partial Replacement of Cement with Marble Dust Powder

open access: yes, 2023
The waste generated from the industries cause environmental problems. Hence the reuse of this waste material can be emphasized. Marble Dust Powder (MDP) is a developing composite material that will allow the concrète industry to optimise materiel use, generate economic benefits and build structures that will strong, durable and sensitive to ...
openaire   +2 more sources

Effects of Incorporation of Marble Powder Obtained by Recycling Waste Sludge and Limestone Powder on Rheology, Compressive Strength, and Durability of Self-Compacting Concrete

open access: yesAdvances in Materials Science and Engineering, 2019
Marble has been commonly used as a building material since ancient times. The disposal of waste materials from the marble industry, consisting of sludge that is composed of powder mixed with water, is one of the current worldwide environmental problems ...
Rayed Alyousef   +4 more
doaj   +1 more source

Remineralisation of Reverse Osmosis (RO) Water Using Synthetic Aragonite

open access: yesWater and Environment Journal, EarlyView.
ABSTRACT Reverse osmosis (RO) treated water often requires remineralisation to restore Ca2+ ions, hardness and alkalinity, particularly for potable water. This study compares the dissolution characteristics of two forms of calcium carbonate, aragonite and calcite.
Yuqing Wu   +3 more
wiley   +1 more source

Characteristics of the marble processing powder waste at Shaq El-Thoaban industrial area, Egypt, and its suitability for cement manufacture

open access: yesHBRC Journal, 2018
Shaq El-Thoaban industrial cluster, East Cairo [the largest marble and granite industrial agglomeration in Egypt as well as the fourth world ranked marble and granite industrial zone] poses the most imminent hazard to the surrounding environment and the ...
Hamdy A. El-Sayed   +4 more
doaj   +1 more source

Schismatoglottideae (Araceae) of Borneo LXXXII: Six New Species of Borneoa

open access: yesFeddes Repertorium, Volume 137, Issue 4, December 2026.
ABSTRACT Six new species of the genus Borneoa (Araceae: Schismatoglottideae) are described from Borneo, increasing the number of accepted species to 30. The new taxa are distinguished by a combination of vegetative and reproductive characters, including leaf morphology, anthomorph structure, spathe and spadix proportions, and floret details.
Sin Yeng Wong, Peter C. Boyce
wiley   +1 more source

Methyl methacrylate (MMA) and alumina recovery from waste artificial marble powder pyrolysis

open access: yes, 2020
Owing to various advantages of artificial marble compared to natural marble, its application has been rising exponentially, which has resulted in the generation of a significant amount of waste artificial marble through various processes.
Poudel, Jeeban   +3 more
core   +1 more source

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