Results 71 to 80 of about 6,050,140 (310)

On solving periodic differential matrix equations with applications to periodic system norms computation [PDF]

open access: yes, 2005
Periodic Lyapunov, Sylvester and Riccati differ- ential equations have many important applications in the analysis and design of linear periodic control systems.
Varga, Andreas
core  

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

Relationship between periodic limb movement and seizure recurrence in genetic generalized epilepsy

open access: yesThe Egyptian Journal of Neurology, Psychiatry and Neurosurgery, 2019
Background Although periodic limb movements are prevalent among patients with epilepsy, the exact relationship between these movements and epilepsy remains elusive.
Mohamed Mohamed Hamdy   +3 more
doaj   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Beauville Structures for Quotients of Generalised GGS-groups [PDF]

open access: yesAdvances in Group Theory and Applications
A finite group with a Beauville structure gives rise to a certain compact complex surface called a Beauville surface. Gül and Uria-Albizuri showed that quotients of the periodic Grigorchuk-Gupta-Sidki (GGS-)groups that act on the p-adic tree, for p an ...
Elena Di Domenico   +2 more
doaj   +1 more source

Periodic elements in Garside groups

open access: yesJournal of Pure and Applied Algebra, 2011
Let $G$ be a Garside group with Garside element $Δ$, and let $Δ^m$ be the minimal positive central power of $Δ$. An element $g\in G$ is said to be 'periodic' if some power of it is a power of $Δ$. In this paper, we study periodic elements in Garside groups and their conjugacy classes.
Lee, Eon-Kyung, Lee, Sang-Jin
openaire   +3 more sources

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

On double periodic non-homogeneous poisson processes [PDF]

open access: yes, 2002
Non-homogenous Poisson processes with periodic claim intensity rate are proposed as the claim counting process of risk theory. We introduce a doubly periodic Poisson model with short and long term trends, illustrated by a double-beta intensity function ...
Garrido, José, Lu, Yi
core   +1 more source

Parter, Periodic and Coperiodic Functions on Groups and their Characterization

open access: yesJournal of Mathematical Extension, 2013
Decomposer functional equations were introduced by the author and have been completely solved on arbitrary groups. Their solutions are as decomposer functions and play important role regarding to decomposition (factorization) of groups by their two ...
M. H. Hooshmand
doaj  

A Modern View of Anomalies in the Metal Groups of the Periodic System of D.I.Mendeleev

open access: yesЗаписки Горного института, 2019
The article is devoted to the 150th anniversary of the Periodic Table of Chemical Elements by D.I.Mendeleev. The fundamental law of nature, discovered by D.I.Mendeleev has anomalies and paradoxes associated with certain groups of metals.
V. Yu. Bazhin   +3 more
doaj   +1 more source

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