Results 101 to 110 of about 298,929 (299)

Pengaruh Campuran Kadar Bottom Ash Dan Lama Perendaman Air Laut Terhadap Kuat Tekan Pada Silinder Beton [PDF]

open access: yes, 2014
Bottom Ash adalah limbah hasil pembakaran batu bara dimana jumlahnya akan terus meningkat selama industri terus berproduksi. Penanganan limbah ini dilakukan dengan cara menimbunnya di lahan kosong sehingga apabila volume limbah semakin bertambah maka ...
Arinata, A. S. (Achmad)   +2 more
core  

From Food Waste to Valorized Nanomaterials: Sustainable Green Synthesis and Biomedical Applications

open access: yesChemFoodChem, EarlyView.
Food waste‐derived biomolecules act as natural reducing and stabilizing agents for the green synthesis of functional NPs with applications in antimicrobial systems, food packaging, biomedical technologies, and environmental remediation. ABSTRACT Food waste is a global issue, with billions of tons discarded and unutilized annually, causing economic ...
Siddhraj Rajput   +8 more
wiley   +1 more source

Of Hearths and Houses [PDF]

open access: yes, 1996
During the 1993 East Texas Archeological Field School conducted at the Tyson site (41SY92) in western Shelby County, the junior author had an opportunity to participate in the excavation of a Caddoan hearth.
Middlebrook, Ryan, Middlebrook, Tom
core   +1 more source

Properties of concrete containing coal bottom ash and fine coconut shell as partial sand replacement [PDF]

open access: yes, 2020
The consumption of natural sand in concrete production is very high around the worldwide and it caused the shortage of natural fine aggregate which is suitable for construction in many countries [1].
Mazenan, Puteri Natasya   +1 more
core  

Enhancement of the Plant‐Accessible Phosphate Fraction in Sewage Sludge Ashes by Na+ or K+ Addition Prior to Combustion

open access: yesChemSusChem, Volume 18, Issue 6, March 15, 2025.
The addition of Na2CO3 or K2CO3 to sewage sludge prior to combustion leads to the production of ashes containing phosphate in the form of buchwaldite‐like phases (Ca(Na/K)PO4). Compared to conventional sewage sludge mono‐ashes, such Na‐ or K‐ashes show greatly increased P‐solubilities and proved to be potent P‐fertiliser materials in greenhouse ...
Lorenz Bier‐Schorr   +4 more
wiley   +1 more source

Pemanfaatan Abu Dasar (Bottom Ash) sebagai Pengganti Sebagian Agregat Halus pada Campuran Beton [PDF]

open access: yes, 2012
Kebutuhan bahan bangunan makin meningkat seiring dengan meningkatnya laju pembangunan fisik. Akhir-akhir ini pelaksanaan pembangunan semakin membutuhkan biaya yang sangat tinggi akibat kenaikan harga dan berkurangnya bahan baku. Sehubungan dengan hal itu
Suarnita, I. W. (I)
core  

Carbon Dots: An Emerging Frontier for Green and Sustainable Civil Engineering Materials

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Traditional civil engineering materials (CE materials) are usually involved with high‐energy consumption during manufacturing, significant maintenance costs, and substantial environmental impacts throughout their life cycles. The progress of nanotechnology is catalyzing a green and sustainable transformation within the field.
Weiwen Hao   +5 more
wiley   +1 more source

CO2 adsorption on agricultural biomass combustion ashes

open access: yesMaderas: Ciencia y Tecnología, 2016
Carbon capture and storage has become an alternative means of confronting global warming. Further research and development into adequate and low-cost materials is required for CO2 adsorption technologies.
Sebastián Lira-Zúñiga   +4 more
doaj  

PENGARUH TEMPERATUR AKTIVASI DAN UKURAN PARTIKEL BOTTOM ASH TERHADAP KEMAMPUAN NETRALISASI AIR ASAM TAMBANG DAN ADSORPSI LOGAM BERAT MN [PDF]

open access: yes, 2016
Air asam tambang (AAT) merupakan air tambang dengan nilai pH di bawah 7 atau asam yang berasal dari hasil oksidasi pirit (FeS2). Air asam tambang telah menjadi masalah yang berdampak potensial terhadap industri pertambangan dan linkungan sekitarnya ...
Reza Saputra
core  

Stress Redistribution Mechanisms and Subsidence Control of Fluidized Gangue Backfilling in Underground Coal Mining: Integrated Experimental and Numerical Investigation

open access: yesEnergy Science &Engineering, EarlyView.
Fluidized gangue backfilling controls mining subsidence through stress redistribution in composite backfill‐pillar systems, reducing surface settlement and stress concentrations. Multi‐scale experimental and numerical analysis provides quantitative design parameters for optimizing ground control in sustainable underground coal mining operations ...
Weilong Zhang   +11 more
wiley   +1 more source

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