Results 111 to 120 of about 604,834 (284)

An alternating procedure for operators on uniformly convex and uniformly smooth Banach spaces [PDF]

open access: yesProceedings of the American Mathematical Society, 1991
let X be a real uniformly convex and uniformly smooth Banach space.
Zong Ben Xu, G. F. Roach
openaire   +1 more source

Chiral Sensing of Amino Acids under Visible Light via Hydroxypropyl Cellulose Gels

open access: yesAdvanced Optical Materials, EarlyView.
Hydroxypropyl cellulose gels enable visible‐light‐based chiral detection of amino acid enantiomers. This study showcases their structural color properties for distinguishing phenylalanine and alanine enantiomers. The gels exhibit pH‐responsive color changes, high sensitivity at low concentrations (0.2 wt.%), and long‐term stability, offering ...
Luyao Huang   +6 more
wiley   +1 more source

Separated sequences in uniformly convex Banach spaces [PDF]

open access: yesColloq. Math. 102 (2005), 147-153, 2005
We prove that the unit sphere of every infinite-dimensional uniformly convex Banach space with modulus of convexity $\delta$ contains a $(1+\frac12\delta(\frac23))$-separated sequence.
arxiv  

Photochromic Organic–Inorganic Material for Focusable Adaptive Lenses Fabrication

open access: yesAdvanced Photonics Research, EarlyView.
This study investigates a zirconia‐based hybrid organic–inorganic material incorporating dithienylethene molecules for adaptive optics. It offers excellent photochromic properties, thermal stability, and adjustable thickness, enabling effective refractive index modulation.
Giorgia Franchin   +6 more
wiley   +1 more source

A Note on the class of superreflexive almost transitive Banach spaces [PDF]

open access: yesarXiv, 2008
The class J of simultaneously almost transitive, uniformly convex and uniformly smooth Banach spaces is characterized in terms of convex-transitivity and weak geometry of the norm.
arxiv  

Micromachined Double‐Membrane Mechanically Tunable Metamaterial for Thermal Infrared Filtering

open access: yesAdvanced Photonics Research, EarlyView.
Herein, a mechanically tunable double‐layer plasmonic metamaterial leveraging the extraordinary optical transmission effect observed in subwavelength arrays of openings within thin metal layers is presented. The concept is experimentally validated by integrating the proposed metamaterial structure into an electrostatic parallel‐plate actuator to create
Oleg Bannik   +7 more
wiley   +1 more source

Monotone Hybrid Projection Algorithms for an Infinitely Countable Family of Lipschitz Generalized Asymptotically Quasi-Nonexpansive Mappings

open access: yesAbstract and Applied Analysis, 2009
We prove a weak convergence theorem of the modified Mann iteration process for a uniformly Lipschitzian and generalized asymptotically quasi-nonexpansive mapping in a uniformly convex Banach space.
Watcharaporn Cholamjiak, Suthep Suantai
doaj   +1 more source

An Analysis of Elusive Relationships in Floating Zone Growth Using Data Mining Techniques

open access: yesAdvanced Theory and Simulations, EarlyView.
Ultra‐pure silicon single‐crystals can be grown by the Floating Zone (FZ) method. This study investigates intricate relationships between process stability measures and multiple growth parameters by applying data mining techniques on FZ simulations. Regression Trees identified multivariate relationships that help explaining complex interactions between
Lucas Vieira   +3 more
wiley   +1 more source

Best proximity point for weak cyclic Kannan type $F-$contraction map and cyclic Chatterjea type $F-$contraction map

open access: yesRatio Mathematica
In this paper, we introduce an innovative category of contractions termed "cyclic Chatterjea type $F-$contraction" and "weak cyclic Kannan type $F-$contraction." Subsequently, we establish a theorem for determining the best proximity point in a uniformly
Satyaj Tiwari, Monika Dewangan
doaj   +1 more source

The Monotone Contraction Mapping Theorem

open access: yesJournal of Mathematics, 2020
In this paper, the fixed-point theorem for monotone contraction mappings in the setting of a uniformly convex smooth Banach space is studied. This paper provides a version of the Banach fixed-point theorem in a complete metric space.
Joseph Frank Gordon
doaj   +1 more source

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