Results 51 to 60 of about 1,397,215 (290)

Adaptive boundary element methods with convergence rates [PDF]

open access: yes, 2011
This paper presents adaptive boundary element methods for positive, negative, as well as zero order operator equations, together with proofs that they converge at certain rates.
Gantumur, Tsogtgerel
core  

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

Modification of boundary condition for the optimization of natural frequencies of plate structures with fluid loading

open access: yesAdvances in Mechanical Engineering, 2018
A finite element method, boundary element method, and genetic algorithm combined method is developed for the optimization of natural frequencies of fluid-loaded plates. In this method, the coupled finite element method–boundary element method is used for
Dayi Ou, Cheuk Ming Mak
doaj   +1 more source

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

A FEM-BEM interactive coupling for modeling the piezoelectric health monitoring systems

open access: yesLatin American Journal of Solids and Structures
In this research, finite element and boundary element methods are coupled together to model the interaction of a piezoelectric ceramic working as an actuator with an elastic material.
Abid A. Shah
doaj   +1 more source

n-sided polygonal hybrid finite elements involving element boundary integrals only for anisotropic thermal analysis

open access: yesArchives of Mechanics, 2020
As a combination of the traditional finite element method and boundary element method, the n-sided polygonal hybrid finite element method with fundamental solution kernels, named as HFS-FEM, is thoroughly studied in this work for two-dimensional heat ...
R.F. Cao, X.J. Zhao, W.Q. Lin, H. Wang
doaj   +1 more source

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Studying boundary elements’ behaviour using masonry walls built with high-resistance bricks

open access: yesIngeniería e Investigación, 2006
This research was aimed at studying the behaviour of masonry walls built with and without boundary elements at both ends when sublected to monotonic and cyclic lateral loads.
Juan Carlos Restrepo Mejía   +1 more
doaj  

Anisotropic Boundary Layer Adaptivity of Multi-Element Wings

open access: yes, 2014
Multi-element wings are popular in the aerospace community due to their high lift performance. Turbulent flow simulations of these configurations require very fine mesh spacings especially near the walls, thereby making use of a boundary layer mesh ...
Chitale, Kedar C.   +4 more
core   +1 more source

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
wiley   +1 more source

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