Results 51 to 60 of about 29,342 (268)

In silico and in vitro exploration of a tyrosinase for biocatalytic production of catechols

open access: yesFEBS Open Bio, EarlyView.
Tyrosinase from Ralstonia pseudosolanacearum is a promising biocatalyst for producing valuable catechols from monophenol substrates. This tyrosinase is uniquely suited to this due to its high monophenolase : diphenolase ratio. We combined in silico docking and in vivo kinetic characterisation of this tyrosinase with 11 industrially relevant monophenols,
James Britton   +6 more
wiley   +1 more source

Bar 1-Visibility Graphs and their relation to other Nearly Planar Graphs

open access: yesJournal of Graph Algorithms and Applications, 2014
A graph is called a strong (resp. weak) bar 1-visibility graph if its vertices can be represented as horizontal segments (bars) in the plane so that its edges are all (resp.
William Evans   +4 more
doaj   +1 more source

Planar lattices and planar graphs

open access: yesJournal of Combinatorial Theory, Series B, 1976
AbstractIt is shown that a finite lattice is planar if and only if the (undirected) graph obtained from its (Hasse) diagram by adding an edge between its least and greatest elements is a planar graph.
openaire   +2 more sources

Gravity‐Dependent Modulation of Downbeat Nystagmus: Insights From Velocity‐Storage Dysfunction

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Downbeat nystagmus varies with head position, a phenomenon termed gravity‐dependent modulation. We aimed to clarify its mechanism using a velocity‐storage model. Methods In 10 patients with downbeat nystagmus due to cerebellar disorders, we recorded eye movements at different pitch‐ and roll‐axis head positions.
Ji‐Hyung Park   +5 more
wiley   +1 more source

Multilayer Drawings of Clustered Graphs

open access: yesJournal of Graph Algorithms and Applications, 2014
The cluster adjacency graph of a flat clustered graph C(G,T) is the graph A whose vertices are the clusters in T and whose edges connect clusters containing vertices that are adjacent in G.
Fabrizio Frati
doaj   +1 more source

The Complexity of Drawing a Graph in a Polygonal Region

open access: yesJournal of Graph Algorithms and Applications, 2022
We prove that the following problem is complete for the existential theory of the reals: Given a planar graph and a polygonal region, with some vertices of the graph assigned to points on the boundary of the region, place the remaining vertices to ...
Anna Lubiw   +2 more
doaj   +1 more source

Computing Planarity in Computable Planar Graphs

open access: yesGraphs and Combinatorics, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Oscar Levin, Taylor McMillan
openaire   +2 more sources

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

A Workflow to Accelerate Microstructure‐Sensitive Fatigue Life Predictions

open access: yesAdvanced Engineering Materials, EarlyView.
This study introduces a workflow to accelerate predictions of microstructure‐sensitive fatigue life. Results from frameworks with varying levels of simplification are benchmarked against published reference results. The analysis reveals a trade‐off between accuracy and model complexity, offering researchers a practical guide for selecting the optimal ...
Luca Loiodice   +2 more
wiley   +1 more source

On random planar graphs, the number of planar graphs and their triangulations

open access: yesJournal of Combinatorial Theory, Series B, 2003
This paper investigates random planar graphs---the number of planar graphs and their triangulations. A random planar graph \(P_n\) is selected uniformly from \(\alpha_n\) where \(\alpha_n\) is the set of labelled planar graphs with \(\{1,2,3,\dots, n\}\) as vertex set. The following are the main results: (1) \(|\alpha_n|\leq n!(37.3)^{n+o(n)}\).
Deryk Osthus   +2 more
openaire   +1 more source

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