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Fermi surface topology and signature of surface Dirac nodes in LaBi [PDF]

open access: yesScientific Reports, 2017
Novel topological state of matter is one of the rapidly growing fields in condensed matter physics research in recent times. While these materials are fascinating from the aspect of fundamental physics of relativistic particles, their exotic transport ...
Ratnadwip Singha   +2 more
doaj   +3 more sources

Competition Between Object Topology and Surface Features in Children’s Extension of Novel Nouns [PDF]

open access: goldOpen Mind, 2023
Objects’ topological properties play a central role in object perception, superseding objects’ surface features in object representation and tracking from early in development.
Praveen Kenderla   +2 more
doaj   +2 more sources

Nanoparticles exhibiting virus-mimic surface topology for enhanced oral delivery [PDF]

open access: yesNature Communications, 2023
The oral delivery of nano-drug delivery systems (Nano-DDS) remains a challenge. Taking inspirations from viruses, here we construct core–shell mesoporous silica nanoparticles (NPs, ~80 nm) with virus-like nanospikes (VSN) to simulate viral morphology ...
Zhentao Sang   +13 more
doaj   +2 more sources

Stiffness and surface topology of silicone implants competitively mediate inflammatory responses of macrophages and foreign body response [PDF]

open access: yesMaterials Today Bio
Adverse inflammatory responses, dominated by macrophages, that are induced by physical cues of silicone implants can heavily damage the life quality of patients via causing fibrosis and device failure. As stiffness and surface topology affect macrophages
Sicen He   +10 more
doaj   +2 more sources

The Topology of Surface Singularities [PDF]

open access: green, 2020
We consider a reduced complex surface germ (X, p). We do not assume that X is normal at p, and so, the singular locus ( Σ, p) of (X, p) could be one dimensional. This text is devoted to the description of the topology of (X, p). By the conic structure theorem (see Milnor, Singular Points of Complex Hypersurfaces, Annals of Mathematical Studies 61 (1968)
Françoise Michel
openalex   +3 more sources

Nonlinear magnetotransport shaped by Fermi surface topology and convexity [PDF]

open access: yesNature Communications, 2019
The nature of non-saturating magnetoresistance (MR) in topological materials is an important issue in condensed matter research but remains elusive. The authors here report the nonlinear MR at room temperature in WTe2 with temperature-driven inversion ...
Pan He   +9 more
doaj   +2 more sources

Vibration-Assisted Ball Burnishing

open access: yesEncyclopedia, 2021
Vibration-Assisted Ball Burnishing is a finishing processed based on plastic deformation by means of a preloaded ball on a certain surface that rolls over it following a certain trajectory previously programmed while vibrating vertically. The dynamics of
Ramón Jerez-Mesa   +2 more
doaj   +1 more source

Topological Derivative for PDEs on Surfaces [PDF]

open access: yesSIAM Journal on Control and Optimization, 2022
In this paper we study the problem of the optimal distribution of two materials on smooth submanifolds $M$ of dimension $d-1$ in $\mathbf R^d$ without boundary by means of the topological derivative. We consider a class of shape optimisation problems which are constrained by a linear partial differential equation on the surface. We examine the singular
Peter Gangl, Kevin Sturm
openaire   +2 more sources

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