Results 41 to 50 of about 471,650 (358)

Physical Properties of Texturally Different Soils After Application of Biochar Substrates

open access: yesAgriculture, 2020
Scientific studies show that the efficiency of biochar can be improved by its combination with other fertilisers. For this reason, fertiliser manufacturers are working to create products that combine biochar with other soil fertility enhancers suitable ...
Šrank Dušan, Šimanský Vladimír
doaj   +1 more source

Quality Assessment of Aluminium Castings Using Computed Tomography

open access: yesEngineering Proceedings
The article deals with the use of computed tomography, an advanced method for evaluating the quality of aluminium castings. Casting quality is a key factor in ensuring safety and reliability in industrial applications.
Martin Pinta   +4 more
doaj   +1 more source

Logging evaluation of glutenite reservoir in north region of Lijin, Dongying Sag

open access: yesYouqi dizhi yu caishoulu
Glutenite reservoirs in the north region of Lijin, Dongying Sag have complex mineral components, resulting in the low accuracy of the interpretation of physical parameters and the difficulty of defining the boundary of oil and dry layers.
HE Dongxu   +3 more
doaj   +1 more source

The effect of various concentrations of HA-TCP derived from cockle shell synthesis on scaffold porosity

open access: yesDental Journal, 2018
Background: Porosity is an important property that must be possessed by scaffold due to its role in new bone growth. Hydroxyapatite is a scaffold material with a composition resembling that of bone that can be synthesized from cockle shell (Anadara ...
Reyhan Alvaryan Ferdynanto   +3 more
doaj   +1 more source

BMP antagonist CHRDL2 enhances the cancer stem‐cell phenotype and increases chemotherapy resistance in colorectal cancer

open access: yesMolecular Oncology, EarlyView.
Overexpression of CHRDL2 in colon cancer cells makes them more stem‐like and resistant to chemo‐ and radiotherapy. CHRDL2‐high cells have upregulation of the WNT pathway, genes involved in the DNA damage response (DDR) pathway and epithelial‐to‐mesenchymal transition (EMT). This leads to quicker repair of damaged DNA and more cell migration.
Eloise Clarkson, Annabelle Lewis
wiley   +1 more source

Influence of Particle Surface Energy and Sphericity on Filtration Performance Based on FLUENT-EDEM Coupling Simulation

open access: yesAtmosphere
The adhesion of dust particles on the surface of the dust collector tends to cause great resistance to the dust collector and affects the operating efficiency.
Qing Wu   +11 more
doaj   +1 more source

Rethinking plastic waste: innovations in enzymatic breakdown of oil‐based polyesters and bioplastics

open access: yesFEBS Open Bio, EarlyView.
Plastic pollution remains a critical environmental challenge, and current mechanical and chemical recycling methods are insufficient to achieve a fully circular economy. This review highlights recent breakthroughs in the enzymatic depolymerization of both oil‐derived polyesters and bioplastics, including high‐throughput protein engineering, de novo ...
Elena Rosini   +2 more
wiley   +1 more source

Parameters Selection for the Production of Fully Dense Metals Processed by Selective Laser Melting

open access: yesAnnals of "Dunarea de Jos" University of Galati, Fascicle XII, Welding Equipment and Technology, 2022
Selective laser melting (SLM) presents significant assets for both industrial and academic fields. However, the process parameters selection is yet challenging. It presents tens of parameters to be carefully selected, including laser power and speed, bed
M. Ben Slama, S. Chatti, L. Kolsi
doaj   +1 more source

Using a Supramolecular Approach to Engineer Modular Hydrogel Platforms for Culturing Protoplasts – from General Tissue Engineering to Cellular Agriculture

open access: yesAdvanced Biology, EarlyView.
Using supramolecular monomers, various hydrogel culture systems were formulated to culture protoplasts; including 2D, 2.5D, and 3D hydrogels. Depending on the culture platform, bioactive functionalization led to protoplast enlargement (2D and 2.5D) or plasmolysis (3D). This work shows the potential to modularly engineer synthetic platforms for cellular
Maritza M. Rovers   +3 more
wiley   +1 more source

Alterações físicas introduzidas por diferentes níveis de compactação em latossolo vermelho-escuro textura média Physical alterations induced by compaction of a coarse silty dark red latosol

open access: yesPesquisa Agropecuária Brasileira, 1999
Visando avaliar o efeito de diferentes níveis de compactação nos atributos físicos: densidade do solo, porosidade total, conteúdos volumétricos de sólidos e de água e distribuição dos poros para retenção de água/ar, diferentes quantidades de massa de um ...
Elias Nascentes Borges   +3 more
doaj   +1 more source

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