Results 91 to 100 of about 49,033 (306)

Tailoring Li‐ion Storage and Transport in Two‐Dimensional Conjugated Metal‐Organic Frameworks via Precise Nitrogen Incorporation

open access: yesAdvanced Functional Materials, EarlyView.
Two nitrogen‐doped 2D conjugated metal‐organic frameworks (2D c‐MOFs, namely Cu‐Nx‐OHBA, x = 2 or 4) are synthesized, featuring precise nitrogen incorporation via rational ligand design. The Cu‐Nx‐OHBA 2D c‐MOFs are largely tailorable by varying skeletal nitrogen density, with respect to electrical conductivity, Li‐storage capacitance, and Li‐transport
Xiangyu Li   +7 more
wiley   +1 more source

Microfabricated Anisotropic Myobundles for the Scalable Production of Cardiac Tissue Grafts

open access: yesAdvanced Functional Materials, EarlyView.
Controlling the anisotropy of cardiac tissue remains an outstanding challenge in the field of cardiac tissue engineering. Here, we introduce an approach to generate anisotropic cardiac myobundles using cell‐adhesive, synthetic, electrospun fibers and stem cell‐derived cardiac fibroblasts.
Maggie E. Jewett   +15 more
wiley   +1 more source

Validation of a Novel Self-Consistent Mean-Field Approach and Corresponding Equation to Describe the Concentration Dependence of the Viscosity of Polymer Solutions

open access: yesAdvances in Polymer Technology
Polymer composites and polymer solutions are extensively studied in polymer science. For polymer solutions, the viscosity is a key property relevant for many applications, where the intrinsic viscosity plays an important role.
Kanan Aliyev, Dirk W. Schubert
doaj   +1 more source

Unlocking Exceptional Strengthening in Aluminum Alloys via Interstitial Cottrell Atmosphere Formation

open access: yesAdvanced Functional Materials, EarlyView.
Cyclic unloading‐aging‐reloading micro‐tensile tests under various aging durations and temperatures, combined with comprehensive microstructural characterization reveal that the yield point phenomenon in Aluminum‐Carbon (Al‐C) thin films originates from Cottrell atmosphere formation.
Zion Lee   +10 more
wiley   +1 more source

Extraction, Characterization, and Molecular Weight Determination of Senna tora (L.) Seed Polysaccharide

open access: yesInternational Journal of Biomaterials, 2015
The objective of the present work was extraction of polysaccharide from Senna tora L. seed and its characterization as a pharmaceutical excipient. Polysaccharide extraction was based on mechanical separation of the endosperm of seeds of Senna tora, water
Harshal A. Pawar, K. G. Lalitha
doaj   +1 more source

Dynamic Interfacial Chemistry of Choline Chloride as Electrolyte Additive for Stable Zn‐Iodine Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Choline chloride (ChCl) additive enables dynamic interface engineering in Zn‐I2 batteries by forming hydrophobic polyiodide complexes and a Zn‐stabilizing Ch+‐rich layer under electric field modulation. This dual‐function strategy suppresses iodine hydrolysis and dendrite formation, while optimizing Zn2+ solvation and transport for high‐efficiency ...
Xiaoyu Bi   +16 more
wiley   +1 more source

Intrinsic Viscosity-Molecular Weight Relationship for cis-1,4-Polyisoprene

open access: yes, 1963
The intrinsic viscosity-molecular weight relationship has been determined for synthetic cis-1,4-polyisoprene prepared with butyllithium initiator. The best representation of our results is the equation,[η]=2.00×10−4(Mv)0.728 for intrinsic viscosities ...
W. H. Beattie, C. Booth
core   +1 more source

Influence of Different Polymer Types on the Overall Release Mechanism in Hydrophilic Matrix Tablets

open access: yesMolecules, 2009
The effect of three different types of polymer chain structures on the polymer release from hydrophilic matrix tablets was investigated by comparing a synthetic semi-crystalline linear polymer (PEO), a branched amorphous polysaccharide (dextran) and an ...
Bengt Wittgren   +4 more
doaj   +1 more source

A Skin‐Like Strain Sensor for Real‐Time Human Motion Detection

open access: yesAdvanced Functional Materials, EarlyView.
A skin‐like strain sensor with exceptional flexibility and breathability enables real‐time human motion detection. It offers continuous ECG monitoring and gesture recognition, ensuring high durability and comfort. This innovative design is ideal for wearable applications, combining reliable performance with seamless integration into dynamic ...
Shiqi Song   +5 more
wiley   +1 more source

Stiffness of chitosan in solution through intrinsic viscosity measurements

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2012
Chitosan is the partially deacetylated derivative from chitin. It is very significant to understand the behavior of chitosan as a polyelectrolyte, since most of chitosan final applications are related with its aqueous solutions.
Carmiña Gartner, Betty Lucy López
doaj  

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