Results 111 to 120 of about 90,779 (292)

Some Inequalities in Inner Product Spaces Related to the Generalized Triangle Inequality

open access: yes, 2009
In this paper we obtain some inequalities related to the generalized triangle and quadratic triangle inequalities for vectors in inner product spaces.
Dragomir, Sever S   +2 more
core  

Numerical Range of Two Operators in Semi-Inner Product Spaces [PDF]

open access: yes, 2020
In this paper, the numerical range for two operators both linear and nonlinear have been studied in semi-inner product spaces. The inclusion relations between numerical range, approximate point spectrum, compression spectrum, eigenspectrum, and spectrum ...
S Nanda, C Nahak, N K Sahu
core  

Surface‐Functionalized LLZO‐Incorporated Multilayer Composite Solid Electrolytes for Dendrite Suppression and Efficient Ionic Conduction in Lithium–Metal Batteries

open access: yesAdvanced Materials, EarlyView.
A soft–hard tri‐layer composite electrolyte that couples fast Li+ transport with reinforced interfacial stability to enable high‐conductivity, mechanically robust, dendrite‐free lithium‐metal batteries. ABSTRACT The development of solid polymer electrolytes is central to safe, high‐energy lithium‐metal batteries (LMBs); however, persistent challenges ...
Fazal Ur Rehman   +9 more
wiley   +1 more source

On strictly convex and strictly 2-convex 2-normed spaces II

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1992
In this paper a new duality mapping is defined, and it is our object to show that there is a similarity among these three types of characterizations of a strictly convex 2-normed space.
C.-S. Lin
doaj   +1 more source

New results for EP matrices in indefinite inner product spaces [PDF]

open access: yes, 2014
summary:In this paper we study $J$-EP matrices, as a generalization of EP-matrices in indefinite inner product spaces, with respect to indefinite matrix product.
Radojević, Ivana M.
core   +1 more source

Biodegradable Chitosan Films as Green Resists for Gold Nanowires Fabrication Through AFM‐Based Nanolithography

open access: yesAdvanced Materials Interfaces, EarlyView.
Schematic illustration of a sustainable nanofabrication process: chitosan derived from natural sources is used as a biodegradable thin film resist, patterned via Constant Pulse‐Assisted Force Lithography (CP‐AFL) to create tunable nanogrooves. These grooves template gold nanowire formation, enabling high‐resolution nanopatterning under ambient ...
Paolo Pellegrino   +7 more
wiley   +1 more source

On inequalities satisfied by tuples of operators in semi-Hilbert spaces

open access: yesJournal of Inequalities and Applications
In this paper, we study ( α , β ) $(\alpha ,\beta )$ -A-normal tuples of operators acting on semi-Hilbertian spaces, that is, Hilbert-like spaces endowed with a positive bounded operator A inducing a semi-inner product.
Sid Ahmed Ould Ahmed Mahmoud   +2 more
doaj   +1 more source

Upper Bounds for the Distance to Finite-Dimensional Subspaces in Inner Product Spaces

open access: yes, 2005
We establish upper bounds for the distance to finite-dimensional subspaces in inner product spaces and improve some generalisations of Bessel’s inequality obtained by Boas, Bellman and Bombieri.
Dragomir, Sever S
core  

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane   +4 more
wiley   +1 more source

On Bessel's and Grüss' Inequalities for Orthornormal Families in 2-Inner Product Spaces and Applications

open access: yes, 2003
A new counterpart of Bessel’s inequality for orthornormal families in real or complex 2-inner product spaces is obtained. Applications for some Grüss type results with applications for determinantal integral inequalities are also ...
Kim, Young-Ho   +3 more
core  

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