Results 111 to 120 of about 815,337 (294)

Do N-doped activated carbons truly outperform N-free activated carbons for CO2 separation in humid conditions?

open access: yes
7 figures, 1 table.-- © 2024. This manuscript version is made available under the CC-BY-NC-ND 4.0 license https://creativecommons.org/licenses/by-nc-nd/4.0/This study aims to evaluate whether N-doping of activated carbons (ACs) can improve CO2 separation
Castro Gutiérrez, Jimena   +7 more
core   +1 more source

Removal of endosulfan from water using palm shell activated carbon and rice husk ash [PDF]

open access: yes, 2008
In this study, the adsorption of endosulfan, a type of pesticide, onto agricultural waste-based adsorbents, namely oil paint shell activated carbon (PSAC) and rice husk ash, (RHA), was investigated.
Shaaban, M.G., Yin, C-Y, Lim, Y.N.
core  

Distinct Microstructural Characteristic Lengths Defining Notch Fatigue Crack Initiation and Propagation, and Defect Tolerance in Advanced Steels

open access: yesAdvanced Engineering Materials, EarlyView.
Schematic representation of modes of microcrack nucleation, growth and temporary arrestment at different boundaries, with the criteria for crack propagation in three scenarios: (1) large notch, (2) defect/small sharp notch, and (3) long crack. This work revisits and integrates results on the fatigue behavior of advanced bainitic steels (in particular ...
Lucia Morales‐Rivas
wiley   +1 more source

Obtenção e caracterização de carvão ativado cubano qualidade United States Pharmacopeia (USP) para uso farmacêutico [PDF]

open access: yes, 2015
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Ciência e Engenharia de Materiais, Florianópolis, 2015.Foi estudado um carvão ativado purificado cubano (CA/ML) como matéria-prima e produtos ...
Rey Mafull, Carlos Alberto
core  

Microstructure Modification of Additively Manufactured Mo–9Si–8B by Annealing and Its Effects on High‐Temperature Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
Postbuild annealing systematically modifies the phase fractions and morphology of EB‐PBF processed Mo–9Si–8B. Quantitative microstructure–property correlations reveal how controlled phase evolution enhances high‐temperature compressive strength and creep resistance.
Christopher Schmidt   +5 more
wiley   +1 more source

Adaptive Foam 3D Printing of Ultralight and Multifunctional Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Adaptive foam 3D printing, enabled by expandable microspheres, imparts cellular structures to thermoplastic and thermosetting polymers, manufactured through a variety of processes including fused filament fabrication, direct ink writing, digital light processing, and inkjet printing.
Nariman Rajabifar, Amir Ameli
wiley   +1 more source

Adsorventes alternativos para remoção de fenol em solução aquosa [PDF]

open access: yes, 2005
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia QuímicaNeste trabalho foram preparados carvões ativados com vapor d´água, tendo como precursores dois materiais naturais a partir
Fernandes, Roseli
core  

Chemical modification of activated carbon adsorbents [PDF]

open access: yes, 1991
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.Activated carbons have been modif fed using reactive chemicals to produce adsorbents of enhanced hydrophobic character which will also be resistant to ...
Holmes, Richard James
core   +2 more sources

Self‐Cleaning Sensor Surfaces for Long‐Term Environmental Monitoring

open access: yesAdvanced Engineering Materials, EarlyView.
Long‐term use of unattended outdoor sensors without soiling or biofouling is achieved through generation of a micro‐ and nanorough cuvette surface by combing hydrophobic nanoparticles with fluorinated polymers, crosslinked and surface‐attached through CHic chemistry. The coating demonstrates self‐cleaning behavior and prolonged outdoor stability, which
Sanam Kumari Rajak   +4 more
wiley   +1 more source

Controlling Grain Growth in Powder Bed Fusion of Yttria‐Stabilized Zirconia Using Femtosecond Lasers: Challenges and Methodological Insights

open access: yesAdvanced Engineering Materials, EarlyView.
Binder‐free laser powder bed fusion of 8YSZ with a femtosecond laser is used to map process windows linking scan strategy, heat accumulation, and grain growth. Time‐resolved thermography and simulations reveal thermal regimes that enable continuous, vitrified, and fine‐grained 8YSZ surface layers without absorptive additives and demonstrate ...
Markus Kühn   +5 more
wiley   +1 more source

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