Results 61 to 70 of about 10,769 (289)

Star multigraphs with three vertices of maximum degree. [PDF]

open access: yes, 1986
The graphs we consider here are either simple graphs, that is they have no loops or multiple edges, or are multigraphs, that is they may have more than one edge joining a pair of vertices, but again have no loops.
Hilton, A. J. W., Chetwynd, Amanda G.
core  

Strain‐Programmable Luminescent Adhesive Patch With Tartrazine‐Mediated Optical Skin Clearing for Photochemical Tissue Bonding

open access: yesAdvanced Functional Materials, EarlyView.
We propose a suture‐complementary approach that integrates optical skin clearing with a strain‐programmable luminescent adhesive patch. Hyaluronic acid promotes transdermal delivery of tartrazine to improve optical clearing and stabilizes its interaction with a photosensitizer. Optical clearing increases the penetration depth of visible light into skin,
Seong‐Jong Kim   +6 more
wiley   +1 more source

The Chromatic Index of Ring Graphs [PDF]

open access: yes, 2023
The goal of graph edge coloring is to color a graph G with as few colors as possible such that each edge receives a color and that adjacent edges, that is, different edges incident to a common vertex, receive different colors.
Shaffer, Lilian
core   +1 more source

About Berge–Füredi’s conjecture on the chromatic index of hypergraphs

open access: yesComptes Rendus. Mathématique
We prove that the chromatic index of a hypergraph $\mathcal{H}$ satisfies the Berge–Füredi conjectured bound $\mathrm{q}(\mathcal{H}\le \Delta \bigl ([\mathcal{H}_2]\bigr )+1$ under certain hypotheses on the antirank $\mathrm{ar}(\mathcal{H})$ or on the ...
Bretto, Alain   +2 more
doaj   +1 more source

Strong Chromatic Index of Chordless Graphs [PDF]

open access: yesJournal of Graph Theory, 2014
AbstractA strong edge coloring of a graph is an assignment of colors to the edges of the graph such that for every color, the set of edges that are given that color form an induced matching in the graph. The strong chromatic index of a graph G, denoted by , is the minimum number of colors needed in any strong edge coloring of G.
Manu Basavaraju, Mathew C. Francis
openaire   +3 more sources

Sodium Alginate‐Based Submucosal Lifting Hydrogel for Endoscopic Mucosal Resection and Endoscopic Submucosal Dissection

open access: yesAdvanced Healthcare Materials, EarlyView.
A biocompatible sodium alginate‐based hydrogel is developed as a next‐generation submucosal lifting agent intended for EMR and ESD. The optimized formulation exhibits a composition devoid of endotoxins, high viscosity, demonstrates reliable injectability, and ensures prolonged mucosal elevation.
Iram Maqsood   +9 more
wiley   +1 more source

On star chromatic index [PDF]

open access: yes, 2016
This study is an exposition of the paper entitled Star Edge Coloring of Some Classes of Graphs by Bezegova et al. [2] which appeared in Journal of Graph Theory .
Ramos, Alora Angelu G.   +1 more
core  

Chromatic Properties of the Pancake Graphs

open access: yesDiscussiones Mathematicae Graph Theory, 2017
Chromatic properties of the Pancake graphs Pn, n ⩾ 2, that are Cayley graphs on the symmetric group Symn generated by prefix-reversals are investigated in the paper.
Konstantinova Elena
doaj   +1 more source

Restrained star edge coloring of graphs and its application in optimal & safe storage practices

open access: yesRatio Mathematica, 2023
In this paper we introduce the concept of restrained star edge coloring of graphs by restraining the conditions of the star coloring of graphs. The restrained star edge coloring of graphs is a path based graph coloring which is said to be proper if all ...
W. Evangeline Lydia   +1 more
doaj   +1 more source

Bioprinting High‐Cell‐Density Cardiac Tissue Constructs With Sustained Contractile Function

open access: yesAdvanced Healthcare Materials, EarlyView.
Contractile cardiomyocytes in 3D culture provide insights into the behavior of the heart. Combining a 3D bioprinting approach with a multi‐electrode array allows the development of the 3D culture to be monitored over time, and matured cultures allow the effect of drugs on cardiac function to be modelled, replicating effects seen in clinical application.
Priscila Melo   +8 more
wiley   +1 more source

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