Results 91 to 100 of about 35,950 (265)

Mechanical Properties of Architected Polymer Lattice Materials: A Comparative Study of Additive Manufacturing and CAD Using FEM and µ‐CT

open access: yesAdvanced Functional Materials, EarlyView.
This study examines how pore shape and manufacturing‐induced deviations affect the mechanical properties of 3D‐printed lattice materials with constant porosity. Combining µ‐CT analysis, FEM, and compression testing, the authors show that structural imperfections reduce stiffness and strength, while bulk material inhomogeneities probably enhance ...
Oliver Walker   +5 more
wiley   +1 more source

More results on degree deviation and degree variance [PDF]

open access: yesJournal of Mahani Mathematical Research
‎This paper investigates degree deviation and variance in graph theory‎, ‎with a specific focus on $k$-regular graphs and subdivision of graphs‎. ‎These metrics are fundamental for characterizing graph irregularity and have significant applications in ...
Mohsen Sayadi   +2 more
doaj   +1 more source

MOFs and COFs in Electronics: Bridging the Gap between Intrinsic Properties and Measured Performance

open access: yesAdvanced Functional Materials, EarlyView.
Metal‐organic frameworks (MOFs) and covalent organic frameworks (COFs) hold promise for advanced electronics. However, discrepancies in reported electrical conductivities highlight the importance of measurement methodologies. This review explores intrinsic charge transport mechanisms and extrinsic factors influencing performance, and critically ...
Jonas F. Pöhls, R. Thomas Weitz
wiley   +1 more source

Network efficiency of spatial systems with fractal morphology: a geometric graphs approach. [PDF]

open access: yesSci Rep, 2023
Flores-Ortega AC   +2 more
europepmc   +1 more source

Unleashing the Power of Machine Learning in Nanomedicine Formulation Development

open access: yesAdvanced Functional Materials, EarlyView.
A random forest machine learning model is able to make predictions on nanoparticle attributes of different nanomedicines (i.e. lipid nanoparticles, liposomes, or PLGA nanoparticles) based on microfluidic formulation parameters. Machine learning models are based on a database of nanoparticle formulations, and models are able to generate unique solutions
Thomas L. Moore   +7 more
wiley   +1 more source

Box graphs and resolutions II: From Coulomb phases to fiber faces

open access: yesNuclear Physics B, 2016
Box graphs, or equivalently Coulomb phases of three-dimensional N=2 supersymmetric gauge theories with matter, give a succinct, comprehensive and elegant characterization of crepant resolutions of singular elliptically fibered varieties. Furthermore, the
Andreas P. Braun, Sakura Schäfer-Nameki
doaj   +1 more source

Expanding Chemical Space of Nucleic Acid Nanoparticles for Tunable Antiviral‐Like Immunomodulatory Responses and Potent Adjuvant Activity

open access: yesAdvanced Functional Materials, EarlyView.
We introduce a nucleic acid nanoparticle (NANP) platform designed to be rrecognized by the human innate immune system in a regulated manner. By changing chemical composition while maintaining constant architectural parameters, we identify key determinants of immunorecognition enabling the rational design of NANPs with tunable immune activation profiles
Martin Panigaj   +21 more
wiley   +1 more source

Domination in Geometric Intersection Graphs [PDF]

open access: yes, 2008
For intersection graphs of disks and other fat objects, polynomial-time approximation schemes are known for the independent set and vertex cover problems, but the existing techniques were not able to deal with the dominating set problem except in the special case of unit-size objects.
Erlebach, T., Leeuwen, van, E.J.
openaire   +2 more sources

A study on wavelet analysis of railway track geometry

open access: yesJournal of Innovative Transportation
Repeated train passages and environmental conditions cause deterioration of the geometric conditions of railway lines. When track geometry graphs are examined, it is seen that railway tracks have a rough, wavy form due to geometric deterioration.
Murat Vergi Taciroğlu, Hakan Işıker
doaj   +1 more source

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