Results 61 to 70 of about 3,195,529 (338)

Column Introduction

open access: yesJournal of New Librarianship, 2017
column introduction on new generation of ...
Sarah Kennedy, Rick Mikulski
doaj  

Structural stability concepts in medieval and renaissance mechanics

open access: yesLatin American Journal of Solids and Structures
The identification of the origins of what we now call the theory of elastic stability is not an easy task. Most authors trace the origins to the pioneering work of Leonhard Euler in 1744, and some shift this origin to the experimental works of Petrus van
Luis A. Godoy
doaj   +1 more source

Study of the influence of compressive strength concrete on columns during the design of a multi-floor building

open access: yesRevista IBRACON de Estruturas e Materiais, 2019
This work aims to analyze the influence of the compressive strength of concrete columns in the design of a multi-floor building using the CAD/TQS computational tool.
G. M. FREGONEZI   +2 more
doaj   +2 more sources

Stability of the RC Column under Horizontal Impacts

open access: yesЖелезобетонные конструкции, 2023
Approaches to assessment of stability of reinforced concrete columns in case of horizontal emergency impact have been investigated. For this purpose, finite-element modeling of the system in spatial formulation, calculation according to the deformed ...
A. V. Alekseytsev
doaj   +1 more source

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

Time-Dependent Deformations of Eccentrically Loaded Reinforced Concrete Columns

open access: yesInternational Journal of Concrete Structures and Materials, 2018
If reinforced concrete columns and walls in high-rise buildings are subjected to axial load for a sustained duration, long-term lateral deformation (or curvature) as well as axial shortening increase over time due to the creep and shrinkage of concrete ...
Tae-Sung Eom   +3 more
doaj   +1 more source

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

Limited column formation in the embryonic growth plate implies divergent growth mechanisms during pre- and postnatal bone development

open access: yeseLife
Chondrocyte columns, which are a hallmark of growth plate architecture, play a central role in bone elongation. Columns are formed by clonal expansion following rotation of the division plane, resulting in a stack of cells oriented parallel to the growth
Sarah Rubin   +8 more
doaj   +1 more source

Block CUR: Decomposing Matrices using Groups of Columns

open access: yes, 2018
A common problem in large-scale data analysis is to approximate a matrix using a combination of specifically sampled rows and columns, known as CUR decomposition.
C Boutsidis   +8 more
core   +1 more source

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