Results 71 to 80 of about 60,523 (284)

graph, Hamiltonian path, Hamiltonian cycle, Hamilton-connected graph, detour index, NP-complete problems, Platonic solids, convex polytopes

open access: yesAIMS Mathematics, 2021
Noise is regarded as an unavoidable component of digital image acquisition. Hence, noise removal has been considered as one of the fundamental tasks in the field of image processing. Accordingly, excellent results have been achieved by using second-order
Abdelgader Siddig   +3 more
doaj   +1 more source

Hamilton ℓ-cycles in uniform hypergraphs

open access: yesJournal of Combinatorial Theory, Series A, 2010
v3: corrected very minor error in Lemma 4.6 and the proof of Lemma 6 ...
Deryk Osthus   +2 more
openaire   +3 more sources

Magnetic‐Driven Torque‐Induced Electrical Stimulation for Millisecond‐Scale Wireless Neuromodulation

open access: yesAdvanced Healthcare Materials, EarlyView.
MagTIES is a wireless neuromodulation technique with millisecond precision. It employs magnetic‐driven torque from magnetite nanodiscs to activate piezoelectric nanoparticles, enabling precise temporal control of neuronal activity and brain oscillations using weak, low‐frequency magnetic fields.
Chao‐Chun Cheng   +5 more
wiley   +1 more source

A Formula for the Energy of Circulant Graphs with Two Generators

open access: yesJournal of Applied Mathematics, 2016
We derive closed formulas for the energy of circulant graphs generated by 1 and γ, where γ⩾2 is an integer. We also find a formula for the energy of the complete graph without a Hamilton cycle.
Justine Louis
doaj   +1 more source

Reproductive Cycle of the Endangered Sarpunti, Puntius sarana (Hamilton, 1822) in Bangladesh

open access: yesAsian Fisheries Science, 2007
Successive developmental stages of both male and female gonads and estimation of gonado-somatic index (GSI) of Puntius sarana (Hamilton 1822) were investigated over a two year period (October 2002 to September 2004).
B.K. CHAKRABORTY   +4 more
doaj   +1 more source

Counterexample to a conjecture on Hamilton cycles

open access: yesDiscrete Mathematics, 1987
AbstractWe disprove the following conjecture: Let G be a 2-connected graph with minimum degree n on atmost 3n-2 vertices. Then G is hamiltonian if it has a 2-factor.
openaire   +2 more sources

Multienzyme (3‐in‐1)‐Mimicking a Single Nucleobase‐Derived Bionanozyme for Versatile Environmental and Biomedical Applications

open access: yesAdvanced Healthcare Materials, EarlyView.
This study reports the development of bioinspired 2D crystalline Bionanozyme derived from a single nucleobase. It effectively mimics multienzyme activity to detect and remove phenolic pollutants, identify disease biomarkers with high sensitivity, and protect cells from oxidative stress.
Subrat Vishwakarma   +8 more
wiley   +1 more source

k-Ordered Hamilton cycles in digraphs

open access: yesJournal of Combinatorial Theory, Series B, 2008
Given a digraph D, the minimum semi-degree of D is the minimum of its minimum indegree and its minimum outdegree. D is k-ordered Hamiltonian if for every ordered sequence of k distinct vertices there is a directed Hamilton cycle which encounters these vertices in this order.
Daniela Kühn   +2 more
openaire   +3 more sources

Facet‐Controlled Growth of Molybdenum Phosphide Single Crystals for Efficient Hydrogen Peroxide Synthesis

open access: yesAdvanced Materials, EarlyView.
Facet‐controlled growth of molybdenum phosphide single crystals via liquid‐metal‐assisted chemical vapor deposition, demonstrating MoP nanoplate and pillar morphologies formed at different temperatures for efficient hydrogen peroxide synthesis. Abstract Transition metal phosphides (TMPs) stand out for their excellent catalytic activity, driven by metal‒
Seo Hyun Kim   +11 more
wiley   +1 more source

On hyper-Hamiltonian Cartesian product of undirected cycles [PDF]

open access: yesDiscrete Mathematics Letters, 2021
Zbigniew R. Bogdanowicz
doaj   +1 more source

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