Results 141 to 150 of about 2,028,246 (339)

On the spectral radius of graphs without a star forest [PDF]

open access: yesDiscrete Mathematics, 2021
Ming-Zhu Chen   +2 more
semanticscholar   +1 more source

The spectral radius and the distance spectral radius of complements of block graphs

open access: yes
In this paper, we determine the graphs whose spectral radius and distance spectral radius attain maximum and minimum among all complements of clique trees. Furthermore, we also determine the graphs whose spectral radius and distance spectral radius attain minimum and maximum among all complements of block graphs, respectively.
Chen, Xu   +3 more
openaire   +2 more sources

A bound for the spectral radius of a matrix

open access: yesJournal of Mathematical Analysis and Applications, 1970
Bound for spectral radius of matrix derived by constructing integral equation with degenerate ...
openaire   +2 more sources

Spectral radius and Hamiltonian graphs

open access: yesLinear Algebra and its Applications, 2012
AbstractIn the paper, we will present two sufficient conditions for a bipartite graph to be Hamiltonian and a graph to be traceable, respectively.
Huiqing Liu, Mei Lu, Feng Tian
openaire   +2 more sources

Improving the Capacity Retention of Poly(vinylphenothiazine) as Battery Electrode Material by Pore Size Engineering of Porous N‐Doped Carbon Nanospheres as Conductive Additive

open access: yesAdvanced Functional Materials, EarlyView.
By using (meso)porous N‐doped carbon nanospheres with tailored intraparticle porosity and constant particle size as conductive carbon in PVMPT‐based organic battery electrodes, the complete volume of the carbon is accessible for the immobilization of PVMPT, resulting in high accessible specific capacities while maintaining a good rate capability and ...
Niklas Ortlieb   +6 more
wiley   +1 more source

Spectral radius and [a, b]-factors in graphs [PDF]

open access: yesDiscrete Mathematics, 2021
Dandan Fan, Huiqiu Lin, Hongliang Lu
semanticscholar   +1 more source

Stratum Corneum‐Inspired Zwitterionic Hydrogels with Intrinsic Water Retention and Anti‐Freezing Properties for Intelligent Flexible Sensors

open access: yesAdvanced Functional Materials, EarlyView.
A novel stratum corneum‐inspired zwitterionic hydrogel is developed for intelligent, flexible sensors, featuring intrinsic water retention and anti‐freezing properties. The quasi‐gel, composed of hygroscopic polymers and bound water, maintains its softness across a wide range of humidity.
Meng Wu   +8 more
wiley   +1 more source

All‐Cellulose‐Based Photonic Glitters

open access: yesAdvanced Functional Materials, EarlyView.
Uniform, disc‐shaped photonic CNC glitters with adjustable structural colors and diameters are fabricated on hydrophilic ethyl cellulose films using electrospray deposition. By employing patterned ethyl cellulose films with pre‐designed hydrophilic regions, photonic patterns can be created with these all‐cellulose‐based glitters, demonstrating their ...
Ting Wang   +5 more
wiley   +1 more source

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