Results 81 to 90 of about 3,626 (270)

Degree-Based Topological Indices of Polysaccharides: Amylose and Blue Starch-Iodine Complex

open access: yesJournal of Chemistry, 2021
Starch is a polymer of glucose where alpha-linkages are associated with glucopyranose units. It comprises a mixture of amylose and amylopectin. Furthermore, amylose is a linear chain of hundreds of glucose molecules.
Anam Rani, Usman Ali
doaj   +1 more source

Composites of Shellac and Silver Nanowires as Flexible, Biobased, and Corrosion‐Resistant Transparent Conductive Electrodes

open access: yesAdvanced Functional Materials, EarlyView.
Shellac, a centuries‐old natural resin, is reimagined as a green material for flexible electronics. When combined with silver nanowires, shellac films deliver transparency, conductivity, and stability against humidity. These results position shellac as a sustainable alternative to synthetic polymers for transparent conductors in next‐generation ...
Rahaf Nafez Hussein   +4 more
wiley   +1 more source

A new version of atom-bond connectivity index.

open access: yesActa chimica Slovenica, 2010
The atom-bond connectivity index is a recently introduced topological index defined as [Formula: see text], where du denotes degree of vertex u. Here we define a new version of the ABC index as [Formula: see text], where nu denotes the number of vertices of G whose distances to vertex u are smaller than those to other vertex v of the edge e = uv, and ...
Ghorbani, Modjtaba, Graovac, Ante
openaire   +3 more sources

Testing the quality of molecular structure descriptors. Vertex-degree-based topological indices [PDF]

open access: yesJournal of the Serbian Chemical Society, 2013
The correlation ability of 20 vertex-degree-based topological indices, occurring in the chemical literature, is tested for the case of standard heats of formation and normal boiling points of octane isomers. It is found that the correlation ability of
Gutman Ivan, Tošović Jelena
doaj   +1 more source

On the Difference of Atom-Bond Sum-Connectivity and Atom-Bond-Connectivity Indices

open access: yes, 2023
The atom-bond-connectivity (ABC) index is one of the well-investigated degree-based topological indices. The atom-bond sum-connectivity (ABS) index is a modified version of the ABC index, which was introduced recently.
Redzepovic, Izudin   +5 more
core  

Regulated Ion‐Diffusion Hydrogels for Subtle and Multimodal Temperature‐Strain Sensing in Wound Monitoring

open access: yesAdvanced Functional Materials, EarlyView.
A soft, dual‐channel hydrogel patch enables simultaneous detection of wound temperature and strain by integrating ion‐diffusion‐mediated thermoelectric and resistive sensing. The conformal design maintains stable performance during motion, capturing subtle inflammatory and mechanical changes for continuous wound monitoring.
Yu Fang   +7 more
wiley   +1 more source

On the Maximum ABC Index of Graphs With Prescribed Size and Without Pendent Vertices

open access: yesIEEE Access, 2018
The atom-bond connectivity (ABC) index is one of the most actively studied degree-based graph invariants, which are found in a vast variety of chemical applications. For a simple graph G, it is defined as ABC(G) = Σuv∈E(G)((d(u) + d(v) - 2)/
Zehui Shao   +4 more
doaj   +1 more source

On the fourth atom-bond connectivity index of nanocones

open access: yes, 2015
Atom bond connectivity index is a topological index was defined as ABC(G) = (Formula Present) where d(v) denotes the degree of vertex v of G. Recently, M. Ghorbani et al.
Aslan E.
core  

On the atom bond connectivity index of certain trees and unicyclic graphs [PDF]

open access: yes, 2015
The atom-bond connectivity (ABC) index is one of the recently most investigated degree based molecular structure descriptors that have applications in chemistry.
Mohd Atan, Kamel Ariffin   +7 more
core   +1 more source

Machine Learning‐Assisted Inverse Design of Soft and Multifunctional Hybrid Liquid Metal Composites

open access: yesAdvanced Functional Materials, EarlyView.
A machine learning framework is presented for inverse design of synthesizable multifunctional composites containing both liquid metal and solid inclusions. By integrating physics‐based modeling, data‐driven prediction, and Bayesian optimization, the approach enables intelligent design of experiments to identify optimal compositions and realize these ...
Lijun Zhou   +5 more
wiley   +1 more source

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