Results 61 to 70 of about 886,896 (272)

Slice holomorphic functions in the unit ball: boundedness of $L$-index in a direction and related properties

open access: yesМатематичні Студії, 2022
Let $\mathbf{b}\in\mathbb{C}^n\setminus\{\mathbf{0}\}$ be a fixed direction. We consider slice holomorphic functions of several complex variables in the unit ball, i.e. we study functions which are analytic in intersection of every slice $\{z^0+t\mathbf{
A. I. Bandura, T. M. Salo, O. B. Skaskiv
doaj   +1 more source

Intersection properties of the unit ball [PDF]

open access: yesJournal of Mathematical Analysis and Applications, 2019
Let $(X, \| \cdot\|)$ be a Banach space and $(\|\cdot\|_i)_{i \in A}$ be a family of equivalent norms on $X$ with unit ball $B_i$. Denote by $B_i^{oo}$ the bipolar set of $B_i$. The space $X$ is said to have the general intersection property $(GI)$ if, for any family of equivalent norms $(\|\cdot\|_i)_{i \in A}$ such that $B_X= \bigcap_{i \in A} B_i ...
carlo alberto de bernardi, libor vesely
openaire   +4 more sources

Understanding and Optimizing Li Substitution in P2‐Type Sodium Layered Oxides for Sodium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
This work explores Li‐substituted P2 layered oxides for Na‐ion batteries by crystallographic and electrochemical studies. The effect of lithium on superstructure orderings, on phase transitions during synthesis and electrochemical cycling and on the interplay of O‐ versus TM‐redox is revealed via various advanced techniques, including semi‐simultaneous 
Mingfeng Xu   +5 more
wiley   +1 more source

Theoretical Investigation of the Effect of Changes in Some Geometrical Parameters from the Point of View of the Energetic Behavior of the Roller Gearing Gearbox

open access: yesChemical Engineering Transactions, 2023
In the article, the energetic analysis of the propulsion unit is presented by examining the geometrical parameters determining the friction phenomena at the ball-track connection.
József Polák
doaj  

On a Sum of More Complex Product-Type Operators from Bloch-Type Spaces to the Weighted-Type Spaces

open access: yesAxioms, 2023
The aim of the present paper is to completely characterize the boundedness and compactness of a sum operator defined by some more complex products of composition, multiplication, and mth iterated radial derivative operators from Bloch-type spaces to ...
Cheng-Shi Huang, Zhi-Jie Jiang
doaj   +1 more source

On holomorphic isometric embeddings of the unit n-ball into products of two unit m-balls [PDF]

open access: yesMathematische Zeitschrift, 2010
Let \({\mathbb B}^n\) denote the unit ball in \({\mathbb C}^n\) equipped with the Bergman metric. The author considers a holomorphic embedding \(F(z)=\bigl(A(z),B(z)\bigr)\) from the product \({\mathbb B}^m\times {\mathbb B}^m\) into \({\mathbb B}^n\), isometric up to a normalization constant \(\lambda \). There are two trivial such embeddings: \(F_1(z)
openaire   +4 more sources

Electroactive Metal–Organic Frameworks for Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
Electrocatalysis is crucial in sustainable energy conversion as it enables efficient chemical transformations. The review discusses how metal–organic frameworks can revolutionize this field by offering tailorable structures and active site tunability, enabling efficient and selective electrocatalytic processes.
Irena Senkovska   +7 more
wiley   +1 more source

Band Alignment in In‐Oxo Metal Porphyrin SURMOF Heterojunctions

open access: yesAdvanced Functional Materials, EarlyView.
Porphyrin core metalation in indium‑oxo SURMOFs enables systematic tuning of band edge positions without altering the crystal structure. First‑principles calculations reveal type‑I and type‑II heterostructures as well as multi‑junction energy cascades, establishing a modular strategy for exciton funneling and charge separation in optoelectronic ...
Puja Singhvi, Nina Vankova, Thomas Heine
wiley   +1 more source

Smart, Bio‐Inspired Polymers and Bio‐Based Molecules Modified by Zwitterionic Motifs to Design Next‐Generation Materials for Medical Applications

open access: yesAdvanced Functional Materials, EarlyView.
Bio‐based and (semi‐)synthetic zwitterion‐modified novel materials and fully synthetic next‐generation alternatives show the importance of material design for different biomedical applications. The zwitterionic character affects the physiochemical behavior of the material and deepens the understanding of chemical interaction mechanisms within the ...
Theresa M. Lutz   +3 more
wiley   +1 more source

Schwarz-Pick Estimates for Holomorphic Mappings with Values in Homogeneous Ball

open access: yesAbstract and Applied Analysis, 2012
Let BX be the unit ball in a complex Banach space X. Assume BX is homogeneous. The generalization of the Schwarz-Pick estimates of partial derivatives of arbitrary order is established for holomorphic mappings from the unit ball Bn to BX associated with ...
Jianfei Wang
doaj   +1 more source

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