Results 31 to 40 of about 7,915 (234)

Hyper-Zagreb index in fuzzy environment and its application

open access: yesHeliyon
The Zagreb indices (ZIs) are important graph invariants that are used extensively in many different fields in mathematics and chemistry, such as network theory, spectral graph theory, fuzzy graph theory (FGT) and molecular chemistry, etc. The hyper-ZI is
Sk Rabiul Islam   +2 more
doaj   +1 more source

Lithium Intercalation in the Anisotropic Van Der Waals Semiconductor CrSBr

open access: yesAdvanced Functional Materials, EarlyView.
We report the lithium intercalation in the layered van der Waals crystal CrSBr, revealing strongly anisotropic ion‐migration dynamics. Optical and electrical characterization of exfoliated CrSBr shows lithium diffusion coefficients that differ by more than an order of magnitude along a‐ and b‐directions, consistent with molecular dynamics simulations ...
Kseniia Mosina   +13 more
wiley   +1 more source

Capacitive versus Faradaic Microelectrodes for Extracellular Stimulation: A Fully Coupled FEM–Hodgkin–Huxley Study of Thresholds and Current Redistribution

open access: yesAdvanced Electronic Materials, EarlyView.
A fully coupled FEM–HH model shows that ideally capacitive microelectrodes can achieve lower charge‐density thresholds than Faradaic contacts under current‐controlled stimulation. The advantage stems from the dynamics of surface current density on capacitive interfaces, which redirects current beneath adherent neurons.
Aleksandar Opančar   +2 more
wiley   +1 more source

Computing entire Zagreb indices of some dendrimer structures

open access: yesMain Group Metal Chemistry, 2020
Topological indices are numerical numbers associated to molecular graphs and are invariant of a graph. In QSAR/QSPR study, Zagreb indices are used to explain the different properties of chemical compounds at the molecular level mathematically.
Gao Wei   +5 more
doaj   +1 more source

Consumer Preferences for Craft Beer: The Interplay of Localness and Advertising Language

open access: yesAgribusiness, EarlyView.
ABSTRACT This study explores the influence of the language of the label, origin of production, and origin of brewing ingredients on Croatian consumers' preferences and willingness to pay for organic craft beer. Employing an online survey and a choice experiment among 223 Croatian alcohol consumers, we find that while there's a willingness to pay a ...
Marija Cerjak   +2 more
wiley   +1 more source

Graphs with fixed number of pendent vertices and minimal first Zagreb index [PDF]

open access: yesTransactions on Combinatorics, 2015
The first Zagreb index $M_1$ of a graph $G$ is equal to the sum of squares of degrees of the vertices of $G$. Goubko proved that for trees with $n_1$ pendent vertices, $M_1 geq 9,n_1-16$.
Ivan Gutman   +2 more
doaj  

CSF‐Compartmentalized Antibody Glycoprofiles in NMDAR Encephalitis Associate with Etiology and Functional Recovery

open access: yesAnnals of Neurology, EarlyView.
Objective To characterize Fc‐glycosylation profiles in patients with anti‐N‐methyl‐D‐aspartate receptor encephalitis (NMDARe) and assess their association with antibody compartmentalization (cerebrospinal fluid [CSF] vs serum), disease triggers (viral, tumor‐related or idiopathic), and 1‐year outcomes.
Laura Marmolejo   +16 more
wiley   +1 more source

ZAGREB INDICES OF A NEW SUM OF GRAPHS

open access: yesUral Mathematical Journal, 2023
The first and second Zagreb indices, since its inception have been subjected to an extensive research in the physio- chemical analysis of compounds. In [6] Hanyuan Deng et.al computed the first and second Zagreb indices of four new operations on a graph ...
Liju Alex, Gopalapillai Indulal
doaj   +1 more source

Switching disease‐modifying therapies in patients with spinal muscular atrophy: A systematic review on effectiveness outcomes

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
With multiple disease‐modifying therapies now available, treatment switching has become an important clinical consideration in the management of spinal muscular atrophy (SMA). While some switches are prompted by suboptimal clinical response, more commonly they are driven by treatment burden, convenience, or adverse events.
Andrej Belančić   +4 more
wiley   +1 more source

Computing Topological Indices and Polynomials for Line Graphs

open access: yesMathematics, 2018
A topological index is a number related to the atomic index that allows quantitative structure–action/property/toxicity connections. All the more vital topological indices correspond to certain physico-concoction properties like breaking point ...
Shahid Imran   +3 more
doaj   +1 more source

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