Results 41 to 50 of about 1,402 (165)

Well/ill-posedness for the dissipative Navier–Stokes system in generalized Carleson measure spaces

open access: yesAdvances in Nonlinear Analysis, 2017
As an essential extension of the well known case β∈(12,1]{\beta\kern-1.0pt\in\kern-1.0pt({\frac{1}{2}},1]} to the hyper-dissipative case β∈(1,∞){\beta\kern-1.0pt\in\kern-1.0pt(1,\infty)}, this paper establishes both well-posedness and ill-posedness (not ...
Wang Yuzhao, Xiao Jie
doaj   +1 more source

The decay of quantum correlations between quantum dot spin qubits and the characteristics of its magnetic field dependence

open access: yes, 2014
We address the question of the role of quantum correlations beyond entanglement in context of quantum magnetometry. To this end, we study the evolution of the quantum discord, measured by the rescaled discord, of two electron-spin qubits interacting with
Horodecki, Paweł   +2 more
core   +1 more source

Derivation of BGK models for mixtures

open access: yes, 2012
International audienceThis paper is devoted to the construction of a BGK operator for gas mixtures. The construction is based as in ([12], [13]) on the introduction of relaxation coefficients and a principle of minimization of the entropy under ...
Brull, Stéphane   +2 more
core   +4 more sources

Measures of Relationship Power Dynamics in Romantic Relationships

open access: yesJournal of Family Theory &Review, Volume 18, Issue 1, Page 170-191, March 2026.
ABSTRACT Power is central to understanding romantic relationship dynamics. Yet, the study of relationship power lacks consistent measurement or agreement on the latent construct. Valid measurement is essential to align theory and research and increase the likelihood of replicability and comparability between studies.
Eleanor J. Junkins   +4 more
wiley   +1 more source

On the Design of Secure and Fast Double Block Length Hash Functions [PDF]

open access: yes, 2008
In this work the security of the rate-1 double block length hash functions, which based on a block cipher with a block length of n-bit and a key length of 2n-bit, is reconsidered.
Chen, Kefei, Gong, Z., Lai, X.J.
core   +3 more sources

Field Observations of Decreasing Rock Fracturing Rates Over Geologic Time

open access: yesJournal of Geophysical Research: Earth Surface, Volume 131, Issue 1, January 2026.
Abstract Rock fracturing regulates the topography, carbon cycle, geologic hazards, and infrastructure degradation of the Earth. Yet, there remains a paucity of constraints on long‐term fracturing behavior. Here we use field measurements of 2221 clasts across a range of environments and rock types to show that the number and total length of fractures in
M. Rasmussen   +17 more
wiley   +1 more source

To Pad or Not to Pad? Padding-Free Arithmetization-Oriented Sponges

open access: yesIACR Transactions on Symmetric Cryptology
The sponge is a popular construction for hashing and keyed hashing, and the duplex for authenticated encryption. They are proven to achieve approximately 2c/2 security, where c is the so-called capacity.
Charlotte Lefevre   +2 more
doaj   +1 more source

Revisiting Shared Data Protection Against Key Exposure

open access: yes, 2020
This paper puts a new light on secure data storage inside distributed systems. Specifically, it revisits computational secret sharing in a situation where the encryption key is exposed to an attacker.
Bertoni Guido   +7 more
core   +3 more sources

Fast learning rate of multiple kernel learning: Trade-off between sparsity and smoothness [PDF]

open access: yes, 2013
We investigate the learning rate of multiple kernel learning (MKL) with $\ell_1$ and elastic-net regularizations. The elastic-net regularization is a composition of an $\ell_1$-regularizer for inducing the sparsity and an $\ell_2$-regularizer for ...
Sugiyama, Masashi, Suzuki, Taiji
core   +2 more sources

Elucidating Mechanisms of Gelation, Fiber Assembly, and Stability of Injectable Decellularized Extracellular Matrix Biomaterials

open access: yesBiopolymers, Volume 116, Issue 4, July 2025.
Fundamental materials characterization was performed on two decellularized extracellular matrix (ECM) biomaterials (ECM hydrogel and intravascularly infusible ECM) to determine the mechanism of fibril assembly and the impact of storage conditions. Microscopy revealed type I collagen lateral and longitudinal growth, which drove gelation of the hydrogel.
Alexander Chen   +7 more
wiley   +1 more source

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