Results 121 to 130 of about 90,779 (292)

Next‐Generation Water Treatment With Molybdenum Disulfide: Dual‐Functionality in Pollutant Adsorption and Photocatalysis

open access: yesAdvanced Materials Technologies, EarlyView.
ABSTRACT Molybdenum disulfide (MoS2) has attracted attention as a promising material due to the growing demand for environmentally friendly, cost‐effective, and efficient water treatment techniques. With its physicochemical characteristics, this stratified bidimensional material allows it to be highly effective in adsorption and catalytic performance ...
Pariksha Bishnoi   +4 more
wiley   +1 more source

A-numerical radius inequalities for operator matrices in semi-Hilbertian spaces

open access: yesJournal of Inequalities and Applications
This paper improves a well-known inequality in the literature by introducing new A-numerical radius inequalities for 2 × 2 $2\times 2$ operator matrices.
Fuad Kittaneh   +2 more
doaj   +1 more source

Semi-inner product and angles in Schatten ideals

open access: yes
In this paper, we investigate the Schatten $p$-class ideals for $p >1$ as semi-inner product spaces in the sense of Giles and Lumer. Within this framework, we explore several geometric and analytic notions such as Birkhoff-James orthogonality, $p$-parallelism, and related properties that naturally arise when these structures are interpreted through ...
Bottazzi, Tamara, Conde, Cristian
openaire   +2 more sources

Bessel type inequalities for non-orthonormal families of vectors in inner product spaces

open access: yes, 2005
Some sharp Bessel type inequalities for non-orthonormal families of vectors in inner product spaces are given.
Dragomir, Sever S
core  

Highly Anisotropic Quasi‐Direct Organic Metal Halide Hybrids: A Platform for Polarization‐Sensitive Optoelectronics

open access: yesAdvanced Materials Technologies, EarlyView.
One‐dimensional C4N2H14PbBr4 is shown to have a quasi‐direct electronic band structure and strongly anisotropic transport with polarized broadband emission. A GW/Bethe–Salpeter excited‐state force formalism, supported by polarized Raman and temperature‐dependent photoluminescence, identifies low–frequency Pb–Br phonons that drive ultrafast exciton self‐
Rijan Karkee   +7 more
wiley   +1 more source

The mapping in normed linear spaces with applications to inequalities in analysis

open access: yesJournal of Inequalities and Applications, 1998
In this paper we introduce the mapping connected with the lower and upper semiinner products and , and study its monotonicity, boundedness, convexity and other properties.
Koliha JJ, Dragomir SS
doaj  

Reverses of the Schwarz Inequality in Inner Product Spaces Generalising a Klamkin-Mclenaghan Result

open access: yes, 2005
New reverses of the Schwarz inequality in inner product spaces that incorporate the classical Klamkin-McLenaghan result for the case of positive n−tuples are given.
Dragomir, Sever S
core  

3D Printing of Stretchable, Compressible and Conductive Porous Polyurethane for Soft Robotics

open access: yesAdvanced Materials Technologies, EarlyView.
A 3D‐printable porous dopamine‐polyurethane acrylate elastomer results in conductive, stretchable, and compressible structures that can be metallized in situ through catechol‐mediated silver reduction. The resulting material function as both compliant soft robot with a and strain sensors without complex assemblies, enabling fully 3D‐printed soft ...
Ouriel Bliah   +3 more
wiley   +1 more source

On Toricelli's Problem in Inner Product Spaces

open access: yes, 1999
It is well known in Elementary Geometry the problem proposed and solved by Toricelli in the 17th century, to minimize the sum of the distances of a variable point to three fixed points in the plane.
Comănescu, Dan   +3 more
core  

Auto‐Routing Fluidic Printed Circuit Boards

open access: yesAdvanced Robotics Research, EarlyView.
This work introduces (STREAM) software tool for routing efficiently advanced macrofluidics, an open‐source software tool for automating the design of 3D‐printable fluidic circuit boards. STREAM streamlines tube routing and layout, enabling the rapid fabrication of fluidic networks for soft robotics, lab‐on‐a‐chip devices, microfluidics, and biohybrid ...
Savita V. Kendre   +3 more
wiley   +1 more source

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