Results 91 to 100 of about 3,634,246 (271)

Kirchhoff, A[dolf] an Herman Grimm (1 Brief)

open access: yes, 1884
KIRCHHOFF, A[DOLF] AN HERMAN GRIMM (1 BRIEF) Kirchhoff, A[dolf] an Herman Grimm (1 Brief) (Br3485) Brief 3485 ...
Kirchhoff, Adolf, Grimm, Herman
core   +1 more source

Computing the Laplacian spectrum and Wiener index of pentagonal-derivation cylinder/Möbius network

open access: yesHeliyon
The Laplacian spectrum significantly contributes the study of the structural features of non-regular networks. Actually, it emphasizes the interaction among the network eigenvalues and their structural properties.
Umar Ali   +3 more
doaj   +1 more source

Further Results on Resistance Distance and Kirchhoff Index in Electric Networks

open access: yesDiscrete Dynamics in Nature and Society, 2016
In electric circuit theory, it is of great interest to compute the effective resistance between any pairs of vertices of a network, as well as the Kirchhoff index.
Qun Liu, Jia-Bao Liu, Jinde Cao
doaj   +1 more source

Resistance Distance and Kirchhoff Index of $Q$ -Double Join Graphs

open access: yesIEEE Access, 2019
Let Q(G) be the graph derived from G by inserting a new vertex into every edge of G and by connecting edges of these new vertices that are on adjacent edges of G, and Q-double join of G, G1 and G2 denoted by GQ v{G1, G2}, is the graph derived from Q(G ...
Weizhong Wang, Tingyan Ma, Jia-Bao Liu
doaj   +1 more source

Updatable Closed‐Form Evaluation of Arbitrarily Complex Multiport Network Connections

open access: yesAdvanced Electronic Materials, EarlyView.
The inverse design of electrically large wave devices often uses reduced‐order multiport models with discrete optimization, requiring many evaluations of complex interconnections between subsystems that differ only in a few blocks. This paper introduces a closed‐form framework enabling efficient Woodbury low‐rank updates of related, previous ...
Hugo Prod'homme, Philipp del Hougne
wiley   +1 more source

Kirchhoff index of periodic linear chains

open access: yes, 2015
A periodic linear chain consists of a weighted 2n -path where new edges have been added following a certain periodicity. In this paper, we obtain the effective resistance and the Kirchhoff index of a periodic linear chain as non trivial functions of the ...
Encinas Bachiller, Andrés Marcos   +2 more
core   +1 more source

Terahertz Channel Modeling, Estimation and Localization in RIS‐Assisted Systems

open access: yesAdvanced Electronic Materials, EarlyView.
Reconfigurable intelligent surfaces have become a recent intensive research focus. Based on practical applications, channel strategies for RIS‐assisted terahertz wireless communication systems are categorized into three different types: channel modeling, channel estimation, and channel localization.
Hongjing Wang   +9 more
wiley   +1 more source

Model‐Based Time‐Modulated Write Algorithm for 1R Analog Memristive Crossbar Arrays

open access: yesAdvanced Electronic Materials, EarlyView.
A novel model‐based time‐modulated write algorithm efficiently programs analog 1R memristive crossbar arrays by varying pulse duration at a fixed voltage. By leveraging a physics‐based compact model and a dynamic gain mechanism, this approach overcomes device nonlinearities and parasitic effects.
Richard Schroedter   +7 more
wiley   +1 more source

On Equiresistant Graphs

open access: yesMathematics
We say a finite simple connected undirected graph is equiresistant if all its edges have the same effective resistance when the graph is considered as an electric circuit where the edges are unit resistors.
José Luis Palacios
doaj   +1 more source

Resistance Distance and Kirchhoff Index of Generalized Subdivision-Vertex and Subdivision-Edge Corona for Graphs

open access: yesIEEE Access, 2019
Let G be a connected graph. The subdivision graph S(G) of a graph (G) is the graph obtained by inserting a new vertex into every edge of G. The set of such new vertices is denoted by I(G).
Qun Liu
doaj   +1 more source

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