Results 81 to 90 of about 275,044 (284)

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

Index theorem for topological heterostructure systems

open access: yes, 2012
We apply the Niemi-Semenoff index theorem to an s-wave superconductor junction system attached with a magnetic insulator on the surface of a three-dimensional topological insulator.
Fujimoto, Satoshi   +2 more
core   +1 more source

Topological Index Theory for surfaces in 3–manifolds [PDF]

open access: yesGeometry & Topology, 2010
The disk complex of a surface in a 3-manifold is used to define its {\it topological index}. Surfaces with well-defined topological index are shown to generalize well-known classes, such as incompressible, strongly irreducible, and critical surfaces.
openaire   +4 more sources

Emergent Spin‐Glass Behavior in an Iron(II)‐Based Metal–Organic Framework Glass

open access: yesAdvanced Functional Materials, EarlyView.
A one‐pot, solvent‐free synthesis yields an Fe2+‐based metal‐organic framework (MOF) glass featuring a continuous random network structure. The material exhibits spin‐glass freezing at 14 K, driven by topological‐disorder and short‐range magnetic frustration, showcasing the potential of MOF glasses as a plattform for cooperative magnetic phenomena in ...
Chinmoy Das   +8 more
wiley   +1 more source

Resolving Share and Topological Index

open access: yes, 2014
16 pages, 2 ...
Salman, Muhammad   +2 more
openaire   +2 more sources

Topological invariance of the homological index [PDF]

open access: yesJournal für die reine und angewandte Mathematik (Crelles Journal), 2015
Abstract R. W. Carey and J. Pincus in [6] proposed an index theory for non-Fredholm bounded operators T on a separable Hilbert space ℋ {\mathcal{H}} such that
Carey, Alan, Kaad, Jens
openaire   +4 more sources

Predicting Atomic Charges in MOFs by Topological Charge Equilibration

open access: yesAdvanced Functional Materials, EarlyView.
An atomic charge prediction method is presented that is able to accurately reproduce ab‐initio‐derived reference charges for a large number of metal–organic frameworks. Based on a topological charge equilibration scheme, static charges that fulfill overall neutrality are quickly generated.
Babak Farhadi Jahromi   +2 more
wiley   +1 more source

Topological Properties of Benzenoid Systems. XXIX. On Hosoya's Topological Index

open access: yesZeitschrift für Naturforschung A, 1984
Some properties of Hosoya's topological index Z and the modified topological index Z͂ of benzenoid hydrocarbons are examined. A simple relation between Z͂ and Z has been established, namely Z͂= Z1+a, where a = 0.02.
Ivan Gutman, Ahmed Shalabi
openaire   +1 more source

Sparse Index Tracking via Topological Learning

open access: yes, 2023
In this research, we introduce a novel methodology for the index tracking problem with sparse portfolios by leveraging topological data analysis (TDA). Utilizing persistence homology to measure the riskiness of assets, we introduce a topological method for data-driven learning of the parameters for regularization terms.
Goel, Anubha   +2 more
openaire   +2 more sources

Magnetic Force Microscopy Signatures of Higher‐Order Skyrmions and Antiskyrmions

open access: yesAdvanced Functional Materials, EarlyView.
Magnetic force microscopy operated under vacuum conditions enables the qualitative identification of higher‐order skyrmions and antiskyrmions in Co/Ni multilayers at room temperature. Distinct stray‐field contrast signatures arise from vertical Bloch lines and complex domain‐wall configurations.
Sabri Koraltan   +8 more
wiley   +1 more source

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