Results 121 to 130 of about 82,654 (305)

A new characterization of the unit ball of đ»ÂČ [PDF]

open access: yesProceedings of the American Mathematical Society, 2003
We derive a new expression for the norm of H 2 H^2
openaire   +3 more sources

Closed‐loop Recycling of Sulfide Solid Electrolytes from Spent Solid‐State Sodium Batteries

open access: yesAdvanced Materials, EarlyView.
Closed‐loop recycling of sulfide solid electrolyte via a mild dissolution–recrystallization–thermal treatment process enables efficient recovery from spent all‐solid‐state sodium batteries. The regenerated material preserves the crystal structure, local coordination, and chemical states, maintaining high ionic conductivity, reduced interfacial ...
Yongtai Xu   +14 more
wiley   +1 more source

Complex Convexity of Musielak-Orlicz Function Spaces Equipped with the p-Amemiya Norm

open access: yesAbstract and Applied Analysis, 2014
The complex convexity of Musielak-Orlicz function spaces equipped with the p-Amemiya norm is mainly discussed.
Lili Chen, Yunan Cui, Yanfeng Zhao
doaj   +1 more source

A class of integral operators on mixed norm spaces in the unit ball [PDF]

open access: yes, 2007
summary:This article provided some sufficient or necessary conditions for a class of integral operators to be bounded on mixed norm spaces in the unit ...
Li, Songxiao
core   +1 more source

Advancing Lithium–Oxygen Batteries: Pioneering Cathode Catalyst Innovation and Artificial Intelligence‐Driven Design Paradigms

open access: yesAdvanced Materials, EarlyView.
This review summarizes the principles and challenges of nonaqueous lithium‐oxygen batteries and recent advances in cathode catalysts, including carbon‐based materials, metals, oxides, sulfides, nitrides, carbides, and redox mediators. It highlights emerging design strategies and artificial intelligence‐driven approaches, emphasizing data‐assisted ...
Yuqing Yao   +8 more
wiley   +1 more source

Extended CesĂĄro operators between generalized Besov spaces and Bloch type spaces in the unit ball

open access: yesJournal of Function Spaces and Applications, 2009
Let 𝑔 be a holomorphic of the unit ball B in the n-dimensional complex space, and denote by Tg the extended CesĂĄro operator with symbol g. Let 0 < p < +∞, −n − 1 < q < +∞, q > −1 and α > 0, starting with a brief introduction to well known results about ...
Ze-Hua Zhou, Min Zhu
doaj   +1 more source

Polynomial approximation in Sobolev spaces on the unit sphere and the unit ball

open access: yesJournal of Approximation Theory, 2011
This work is a continuation of the recent study by the authors on approximation theory over the sphere and the ball. The main results define new Sobolev spaces on these domains and study polynomial approximations for functions in these spaces, including simultaneous approximation by polynomials and relation between best approximation to a function and ...
Feng Dai, Yuan Xu 0005
openaire   +2 more sources

Advances in Magnesium‐Based Thermoelectrics: A Critical Review

open access: yesAdvanced Materials, EarlyView.
Magnesium‐based thermoelectric materials have emerged as promising candidates for low‐to‐mid‐temperature energy conversion due to their abundance, low cost, and competitive performance. This review summarizes recent advances in Mg3X2, MgAgSb, and Mg2X systems, covering transport mechanisms, fabrication strategies, stability challenges, and device ...
Li‐Min Zhang   +5 more
wiley   +1 more source

The compactness of the sum of weighted composition operators on the ball algebra

open access: yesJournal of Inequalities and Applications, 2011
In this paper, we investigate the compactness of the sum of weighted composition operators on the unit ball algebra, and give the characterization of compact differences of two weighted composition operators on the ball algebra.
Tong Ce-Zhong, Zhou Ze-Hua
doaj  

Designing Strong, Tough, Fire‐Retardant and Self‐Healing Elastomers with Phosphorus/Nitrogen‐ and Biphenyl‐Containing Segments

open access: yesAdvanced Materials, EarlyView.
By designing a P/N‐ and π–π interacting biphenyl‐containing diol as hard segments but side groups, a strong, tough, fire‐extinguishing and self‐healing elastomer is developed, demonstrating a break strain of ∌2500%, a toughness of 379 MJ/m3 and a tensile strength of 46 MPa, as well as a healing efficiency of 95% (tensile strength) and 99% (break strain)
Yijiao Xue   +11 more
wiley   +1 more source

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