Results 101 to 110 of about 90,023 (305)

Electroactive Liquid Crystal Elastomers as Soft Actuators

open access: yesAdvanced Functional Materials, EarlyView.
Electroactive liquid crystal elastomers (eLCEs) can be actuated via electromechanical, electrochemical, or electrothermal effects. a) Electromechanical effects include Maxwell stress, electrostriction, and the electroclinic effect. b) Electrochemical effects arise from electrode redox reactions.
Yakui Deng, Min‐Hui Li
wiley   +1 more source

Effects of silicate modulus and GBFS content on shrinkage of alkali-activated steel slag cementitious material

open access: yesJournal of CO2 Utilization
Alkali-activated steel slag material (ASSM), a sustainable and environmentally-friendly construction material due to its lower carbon footprint. faces challenges, particularly in terms of high shrinkage.
Jianwei Sun   +6 more
doaj   +1 more source

Evolution of shrinkage, real density, porosity, heat and mass transfer coefficients during indirect solar drying of cocoa beans

open access: yesJournal of the Saudi Society of Agricultural Sciences, 2019
Drying is a main process of conservation used for cocoa beans and it is so essential to control its drying parameters. In this study, shrinkage, density, porosity, and heat and mass transfer coefficients of cocoa beans during indirect solar drying were ...
Blaise Kamenan Koua   +2 more
doaj   +1 more source

Acoustic emission signals resulting from the drying induced fractures of Phyllostachys Pubescens bamboo, Evidence of scale free phenomena

open access: yes, 2015
I have performed experimental measurements of acoustic emission signals resulting from the drying process of Phyllostachys Pubescens bamboo. The emphasis was on identifying individual events, and characterize them according to their time span and energy ...
Villalobos, Gabriel
core   +1 more source

4D Mapping of ZIF Biocomposites for High Protein Loading and Tunable Release Profiles

open access: yesAdvanced Functional Materials, EarlyView.
Systematic four‐dimensional mapping of zeolitic imidazolate framework biocomposites reveals how precursor ratios, total concentration, and washing define crystalline phase, protein loading, and release kinetics. This comprehensive study identifies conditions yielding record loading (∼85%) and precise phase–property correlations.
Michael R. Hafner   +12 more
wiley   +1 more source

Monitoring the reduction in shrinkage cracking of mortars containing superabsorbent polymers [PDF]

open access: yes, 2017
Ultra-high performance concrete (UHPC) is characterized by a low water-to-cement ratio, leading to improved durability and mechanical properties. However, the risk for autogenous shrinkage and cracking due to restrained shrinkage increases, which may ...
Aggelis, Dimitrios G.   +5 more
core  

Three‐dimensional Antimony Sulfide Based Flat Optics

open access: yesAdvanced Functional Materials, EarlyView.
This work presents the development of a grayscale electron beam lithography (g‐EBL) method for fabricating antimony trisulfide (Sb2S3) nanostructures with customizable 3D profiles. The refractive index of g‐EBL patterned Sb2S3 is determined based on the synergy of genetic algorithm and transfer matrix method.
Wei Wang   +18 more
wiley   +1 more source

Strength and Drying Shrinkage of Alkali-Activated Slag Paste and Mortar

open access: yesAdvances in Civil Engineering, 2012
The aim of this study is to investigate the strengths and drying shrinkage of alkali-activated slag paste and mortar. Compressive strength, tensile strength, and drying shrinkage of alkali-activated slag paste and mortar were measured with various liquid/
Mao-chieh Chi   +2 more
doaj   +1 more source

Comparative quality assessment of different drying procedures for plum fruits (Prunus domestica L.)

open access: yesCzech Journal of Food Sciences, 2017
Different drying methods for plum fruits were compared in this case study. Samples were dried at a temperature of 70°C using the method of hot air drying as well using hybrid solar drying at three levels of air velocity (0.5, 1, and 2 m/s) and open sun ...
Hadi Samimi Akhijahani   +2 more
doaj   +1 more source

Domain‐Wall‐Free Sliding Ferroelectricity in Fully Commensurate 3R Transition Metal Dichalcogenide Bilayers

open access: yesAdvanced Functional Materials, EarlyView.
It is reported that the ferroelectric switching behavior of rhombohedral (3R) phase transition metal dichalcogenide (TMD) bilayers strongly depends on their domain structures. Single‐domain TMDs (SD‐TMDs) with domain‐wall‐free structures exhibit robust and stable polarization switching, whereas poly‐domain TMDs (PD‐TMDs) with randomly distributed ...
Ji‐Hwan Baek   +8 more
wiley   +1 more source

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