Results 31 to 40 of about 169,237 (207)

Microporous Microgel Assemblies Facilitating the Recruitment and Osteogenic Differentiation of Progenitor Cells for Bone Regeneration

open access: yesAdvanced Functional Materials, EarlyView.
There is a significant need for biomaterials with well‐defined stability and bioactivity to support tissue regeneration. In this study, we developed a tunable microgel platform that enables the decoupling of stiffness from porosity, thereby promoting bone regeneration.
Silvia Pravato   +9 more
wiley   +1 more source

Programmable DNA‐Peptide Hybrid Nanostructures for Potent Neutralization of Multiple Influenza a Virus Subtypes

open access: yesAdvanced Functional Materials, EarlyView.
A multivalent antiviral platform based on honeycomb‐shaped DNA nanostructures (HC–Urumin) is developed to enhance the potency and breadth of the host defense peptide Urumin. Through spatially patterned trimeric presentation, HC–Urumin disrupts influenza A virus entry, improves cell viability, and reduces disease severity in vivo‐offering a modular and ...
Saurabh Umrao   +11 more
wiley   +1 more source

Viscoelasticity‐Induced Controllable Periodic Meso‐Textures of Liquid Crystal Polymers in Additive Manufacturing

open access: yesAdvanced Functional Materials, EarlyView.
Viscoelasticity‐driven instabilities are harnessed to create tunable, periodic textures in 3D‐printed liquid crystalline polymers. This study illustrates how processing parameters control these spontaneous meso‐scale patterns. These unique structural architectures unlock new possibilities for functional devices, ranging from photonic components to ...
Miaomiao Zou   +17 more
wiley   +1 more source

SIMPLY REGULATED FUNCTIONS AND SEMIVARIATION IN UNIFORMLY CONVEX SPACES [PDF]

open access: yesReal Analysis Exchange, 1998
The author shows that in a uniformly convex Banach space every function with bounded semivariation is also simply regulated (with respect to a certain bilinear form on the triple \((L(X),X,X)\) of the Banach space \(X\) and the space of bounded linear operators \(L(X)\) on it).
openaire   +3 more sources

Circular‐Polarization‐Sensitive Organic Photodetectors with a Chiral Nanopatterned Electrode Inverse‐Designed by Genetic Algorithm

open access: yesAdvanced Functional Materials, EarlyView.
A chiral photodetector capable of selectively distinguishing left‐ and right‐handed circularly polarized light is experimentally demonstrated. The device, which features a nanopatterned electrode inverse‐designed by a genetic algorithm within a metal–dielectric–metal nanocavity that incorporates a vacuum‐deposited small‐molecule multilayer, exhibits ...
Kyung Ryoul Park   +3 more
wiley   +1 more source

On Uniformly Starlike and Convex Univalent Functions

open access: yesJournal of Fractional Calculus and Applications
Summary: In (1908) Jackson generalized the ordinary derivative by introducing the \(q\)-difference derivative, which became an essential tool in the study of \(q\)-calculus. Later, (2013) Brahim and Sidomon, introduced a further generalization known as the symmetric \(q\)-derivative operator, which has significant applications in various mathematical ...
Yehia, Abdelrahmn Mohamed   +2 more
openaire   +2 more sources

New Subclass of Uniformly Convex Functions

open access: yes, 2022
In this paper, we introduce a new class of functions which are analytic and univalent withnegative coefficients defined by using certain fractional operators. Characterization property, the results onmodified Hadamard product and integral transforms are discussed.
openaire   +1 more source

Uniformly Convex Functions and a Corresponding Class of Starlike Functions [PDF]

open access: yesProceedings of the American Mathematical Society, 1993
We investigate starlike functions f ( z ) = z + ∑ k = 2 ∞ a k z k f(z ...
openaire   +2 more sources

Broadband, Flexible, Skin‐Compatible Carbon Dots/Graphene Photodetectors for Wearable Applications

open access: yesAdvanced Functional Materials, EarlyView.
Broadband, flexible photodetectors integrating nitrogen‐rich carbon dots with single‐layer graphene on plastic substrates are demonstrated. A biocompatible chitosan–glycerol electrolyte enables efficient low‐voltage gating and on‐skin operation. The devices exhibit ultraviolet‐to‐near‐infrared response, mechanical robustness under bending, and verified
Nouha Loudhaief   +20 more
wiley   +1 more source

Simultaneously continuous retraction and Bishop-Phelps-Bollob\'as type theorem [PDF]

open access: yes, 2014
We study the existence of a retraction from the dual space $X^*$ of a (real or complex) Banach space $X$ onto its unit ball $B_{X^*}$ which is uniformly continuous in norm topology and continuous in weak-$*$ topology.
Han Ju Lee, Kim, Or X, Sun Kwang
core  

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