Results 201 to 210 of about 139,094 (262)

Sustainable Upcycling of Office Waste Paper Into Cobalt/Carbon Aerogels for Highly Efficient Microwave Absorption

open access: yesElectron, EarlyView.
Co/C aerogels (Co/CAs) are successfully fabricated with office waste paper (OWP) as the raw material by loading ZIF‐67 crystals. The optimal sample exhibited an effective absorption bandwidth of 5.6 GHz, which outperforms many biomass‐derived microwave absorbing materials.
Yan Wang   +5 more
wiley   +1 more source

Cellulose-xylan composite fibres as precursors for carbon fibres. [PDF]

open access: yesRSC Adv
Trogen M   +6 more
europepmc   +1 more source

Thermal Energy Storage Improvement in a Tube‐in‐Tube Heat Exchanger With Innovative Design of Extra‐Fins Configurations

open access: yesEnergy Science &Engineering, EarlyView.
Optimization of fin configuration to minimize material use and improve energy storage efficiency. The optimal configuration reduced full melting time by 33.88%. The proposed design approach improved thermal efficiency and sustainability in energy systems. ABSTRACT Energy and the environment are essential issues worldwide.
Behnam Ataeiyan
wiley   +1 more source

Synthesis of Carboxylic Cellulose Nanocrystals From Yellow Thatching Grass (Hyparrhenia filipendula) via Citric Acid Hydrolysis

open access: yesEnergy Science &Engineering, EarlyView.
Fractionation of yellow thatching grass using sodium hydroxide and deep eutectic solvent Carboxylated Cellulose nanocrystals (CNCs) were successfully synthesized via hydrolysis with 80 wt% citric acid at 120°C for 4 h Variations in CNC characteristics were observed based on the fractionation method used ABSTRACT Grass is an abundant and renewable ...
Fildah Ayaa   +4 more
wiley   +1 more source

Physicochemical and antibacterial evaluation of novel nano α-TCP-AgNPs biocomposites for direct pulp-capping applications. [PDF]

open access: yesFront Oral Health
Wulansari S   +5 more
europepmc   +1 more source

Numerical Simulation and Analysis of Heat Transfer Characteristics in Gradient‐Porosity Foam Copper Composite Phase Change Materials

open access: yesEnergy Science &Engineering, EarlyView.
This study investigates the heat transfer characteristics of copper‐foam composite phase change materials with different gradient porosities. Three models with uniform porosity and three models with gradient porosities are developed to examine their effects on temperature distribution and melting behavior. ABSTRACT Phase change materials (PCMs) exhibit
Wei Yang   +6 more
wiley   +1 more source

Development of 3D Printing Filament from Poly(Lactic Acid) and Cassava Pulp Composite with Epoxy Compatibilizer. [PDF]

open access: yesPolymers (Basel)
Kanthiya T   +9 more
europepmc   +1 more source

Chemistry Composition and Bioaccessibility Study of Phenolic Compounds and Carotenoids of New Brazilian Biofortified Sweet Potato “CIP BRS Nuti”

open access: yesFood Chemistry International, EarlyView.
Phenolic compounds of sweet potato CIP BRS Nuti were evaluated for the first time. Catechin, epicatechin, and procyanidin B1 exhibited high bioaccessibility. ABSTRACT Sweet potatoes biofortified in carotenoids have been an alternative to combat malnutrition in vulnerable populations. This work is the first comprehensive study of the bioactive potential
Maria Carla Cândido da Silva   +7 more
wiley   +1 more source

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