Results 51 to 60 of about 51,609 (309)

COMPUTING FORGOTTEN ECCENTRIC TOPOLOGICAL INDEX OF COMPLEMENT OF LINE GRAPHS

open access: yes, 2022
The forgotten topological index of a graph G is defined as the sum of the cube of the degrees of its vertices. In this paper we establish the forgotten eccentric topological index of complement of line graphs and it is denoted by .
Shiladhar Pawar
core   +1 more source

Hosoya and Harary Polynomials of TOX(n),RTOX(n),TSL(n) and RTSL(n)

open access: yesDiscrete Dynamics in Nature and Society, 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.
Lian Chen   +5 more
doaj   +1 more source

A novel quinazolinone insulin receptor inhibitor and its synergy with an EGFR inhibitor in glucose‐driven glioblastoma

open access: yesMolecular Oncology, EarlyView.
The novel styrylquinazolinone‐based molecule W1B effectively suppresses glioblastoma by inhibiting IGF1R and EGFR. In high‐glucose microenvironments driving tumor resistance, W1B acts synergistically with the EGFR inhibitor dacomitinib. This combination safely blocks compensatory survival signaling in zebrafish xenograft models. Showcasing promising in
Patryk Rurka   +9 more
wiley   +1 more source

Molecular dynamics simulations of positively selected codons in FcγRI reveal novel biochemical binding properties

open access: yesFEBS Open Bio, EarlyView.
Evolutionary analysis across 32 placental mammals identified positive selection at residues H148 and W149 in the immune receptor FcγR1. Ancestral reconstruction combined with molecular dynamics simulations reveals how these mutations may influence receptor structure and dynamics, providing insight into the evolution of antibody recognition and immune ...
David A. Young   +7 more
wiley   +1 more source

Design of Graded Topological Resonator for Sensitivity Improvement

open access: yes, 2023
In this paper, a hyperbolic-graded topological nanophotonic resonator is proposed to excite topologically protected edge states (TES). The index grading is introduced to modify the dispersion characteristics and enhance the mode field confinement of TES.
Massoud, Yehia Mahmoud   +3 more
core   +1 more source

Properties of the forgotten index in bipolar fuzzy graphs and applications

open access: yesScientific Reports
Topological indices are the numbers that remain constant under graph automorphism. Topological indices describe a network’s connectivity, structure, and topological characteristics. These indices have many applications in crisp graphs.
Shaikh Ibrahim Abdullah   +5 more
doaj   +1 more source

Mathematical analysis and molecular descriptors of two novel metal–organic models with chemical applications

open access: yesScientific Reports, 2023
Metal–Organic Networks (MONs) are made by chemical molecules that contain metal ions and organic ligands. A crystalline porous solid called Metal–Organic Networks (MONs) is made up of a $$3D$$ 3 D metal network of ions held in place by a multidentate ...
Shahid Zaman   +4 more
doaj   +1 more source

Degree-Based Graph Entropy in Structure–Property Modeling

open access: yesEntropy, 2023
Graph entropy plays an essential role in interpreting the structural information and complexity measure of a network. Let G be a graph of order n. Suppose dG(vi) is degree of the vertex vi for each i=1,2,…,n.
Sourav Mondal, Kinkar Chandra Das
doaj   +1 more source

Effectiveness of rTMS on Working Memory and Inhibitory Impairments in Patients With Post‐Stroke Executive Deficits

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Considerable efforts have been dedicated to developing effective treatments for post‐stroke executive impairment (PSEI), among which repetitive transcranial magnetic stimulation (rTMS) has shown great potential. This study aimed to investigate the therapeutic effects of high‐frequency rTMS on working memory (WM) and response ...
Mengting Lao   +6 more
wiley   +1 more source

Topological invariant and anomalous edge modes of strongly nonlinear systems

open access: yesNature Communications, 2022
Topological phases are challenging to identify in systems with general, strong nonlinearities. Here, the authors establish the analytic methodology that defines the topological invariant of nonlinear normal modes.
Di Zhou   +3 more
doaj   +1 more source

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