Results 61 to 70 of about 252,020 (311)

Biophysical approaches for studying viral entry

open access: yesFEBS Letters, EarlyView.
Viruses infect all living organisms and have been responsible for major epidemics and pandemics. Their ongoing evolutionary battle with host defenses creates a constant need for improved tools to study viral behavior. Advancing methods to probe viral attachment, fusion, and genome release deepen our understanding of how infections begin and support the
Inbar Yosibash, Raya Sorkin
wiley   +1 more source

On the locating matrix of a graph and its spectral analysis [PDF]

open access: yesComputer Science Journal of Moldova, 2017
We introduce a new matrix representation for a graph by defining the locating matrix $\mathbf{Lo}(G)$ of $G$. We define the locating eigenvalues, the locating spectrum, and locating energy of the graph and we calculate them for some standard graphs.
H. N. Ramaswamy   +2 more
doaj  

-borderenergetic graphs

open access: yesAKCE International Journal of Graphs and Combinatorics, 2020
A graph is said to be borderenergetic (-borderenergetic, respectively) if its energy (Laplacian energy, respectively) equals the energy (Laplacian energy, respectively) of the complete graph .
Qingyun Tao, Yaoping Hou
doaj   +1 more source

Systemic risk in energy derivative markets: a graph theory analysis

open access: yes, 2010
International audienceThis article uses graph theory to provide novel evidence regarding market integration, a favorable condition for systemic risk to appear in.
Raynaud, Franck, Lautier, Delphine
core   +1 more source

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

Vertex weighted Laplacian Energy of union of graphs [PDF]

open access: yesComputer Science Journal of Moldova, 2018
The vertex weighted Laplacian energy with respect to the vertex weight $w$ of a graph $G$ with $n$ vertices is defined as ~$LE_w(G)=\sum\limits_{i=1}^n|\mu_i-\bar{w}|$, where ${{\mu }_{1}},{{\mu }_{2}},...,{{\mu }_{n}}$ are the Laplacian eigenvalues of ...
Nilanjan De
doaj  

On Eccentricity Version of Laplacian Energy of a Graph [PDF]

open access: yesMathematics Interdisciplinary Research, 2017
The energy of a graph G is equal to the sum of absolute values of the eigenvalues of the adjacency matrix of G, whereas the Laplacian energy of a graph G is equal to the sum of the absolute value of the difference between the eigenvalues of the Laplacian
Nilanjan De
doaj   +1 more source

Experimental and bond graph based sensitivity calculations for micro-scale robust engineering design [PDF]

open access: yes, 2005
Copyright @ 2005 IEEEBond graph modeling and sensitivity analysis are used to provide a platform for the robust design of a small mechatronic device, a behind-the-ear (BTE) hearing aid.
Wynn, HP   +5 more
core  

Cell geometry and membrane protein crowding constrain Escherichia coli growth rate, overflow metabolism, respiration, and maintenance energy

open access: yesFEBS Letters, EarlyView.
The physical dimensions and shape of bacterial cells define the surface area available to acquire nutrients and the volume available for synthesizing proteins and DNA. Here, we use computational systems biology to decode the importance of cell geometry as a major determinant of prokaryotic phenotype, including growth rate and metabolic efficiency. This
Ross P. Carlson   +6 more
wiley   +1 more source

Control Energy of Lattice Graphs [PDF]

open access: yes2018 IEEE Conference on Decision and Control (CDC), 2018
7 pages, 3 figures, for CDC ...
Isaac S. Klickstein   +1 more
openaire   +2 more sources

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