Results 21 to 30 of about 794 (142)

On Computation Degree-Based Topological Descriptors for Planar Octahedron Networks

open access: yesJournal of Mathematics, 2021
A molecular graph is used to represent a chemical molecule in chemical graph theory, which is a branch of graph theory. A graph is considered to be linked if there is at least one link between its vertices.
Wang Zhen   +4 more
doaj   +1 more source

Degree-based topological indices of boron nanotubes

open access: yesAIP Advances, 2023
In the past two decades, boron nanotubes have received significant attention from researchers and scientists due to their wide-ranging applications in electronics, nanodevices, optical engineering, nanobiotechnology, and cosmetics.
Sohan Lal, Shriya Negi, Vijay Kumar Bhat
doaj   +1 more source

Topological Indices of Certain Transformed Chemical Structures

open access: yesJournal of Chemistry, 2020
Topological indices like generalized Randić index, augmented Zagreb index, geometric arithmetic index, harmonic index, product connectivity index, general sum-connectivity index, and atom-bond connectivity index are employed to calculate the bioactivity ...
Xuewu Zuo   +4 more
doaj   +1 more source

On Reverse Valency Based Topological Characterization of a Chemical Compound

open access: yesJournal of Mathematics, 2022
Metal-organic frameworks explicit the consequence of these frameworks with adjustable implementations, namely, energy storage gadgets of magnificent electrode materials, gas store, heterogeneous catalysis, environmental hazard, estimation of chemicals ...
Maria Singaraj Rosary, Samuel Asefa Fufa
doaj   +1 more source

Topology-Based Analysis of OTIS (Swapped) Networks OKn and OPn

open access: yesJournal of Chemistry, 2019
In the fields of chemical graph theory, topological index is a type of a molecular descriptor that is calculated based on the graph of a chemical compound. In this paper, M-polynomial OKn and OPn networks are computed.
Hai-Xia Li   +2 more
doaj   +1 more source

On Topological Indices of mth Chain Hex-Derived Network of Third Type

open access: yesFrontiers in Physics, 2020
In theoretical chemistry, the numerical parameters that are used to characterize the molecular topology of graphs are called topological indices. Several physical and chemical properties like boiling point, entropy, heat formation, and vaporization ...
Yuhong Huo   +5 more
doaj   +1 more source

Entropies and Degree-Based Topological Indices of Generalized Sierpiński Graphs

open access: yesFractal and Fractional
Fractals are geometric patterns that appear self-similar across all length scales and are constructed by repeating a single unit on a regular basis. Entropy, as a core thermodynamic function, is an extension based on information theory (such as Shannon ...
Si-Ao Xu, Jia-Dong Si, Jia-Bao Liu
doaj   +1 more source

The evolving therapeutic landscape of spinal muscular atrophy – A scoping review of investigational agents, emerging delivery technologies and strategic innovations

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Spinal muscular atrophy (SMA) is a severe neuromuscular disease with emerging therapeutic complexity. This review aims to systematically map the global pipeline of investigational treatments for SMA. Using ClinicalTrials.gov and complementary international registries, we identified 21 planned or ongoing interventional trials from 2020 to 2025 targeting
Andrej Belančić   +7 more
wiley   +1 more source

On Topological Indices of Fractal and Cayley Tree Type Dendrimers

open access: yesDiscrete Dynamics in Nature and Society, 2018
The topological descriptors are the numerical invariants associated with a chemical graph and are helpful in predicting their bioactivity and physiochemical properties.
Muhammad Imran   +2 more
doaj   +1 more source

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