Results 41 to 50 of about 118,819 (179)

Separating manifolds in slow-fast systems [PDF]

open access: yes, 2005
There are many applications that lead to models involving different timescales. For example, this is particularly the case for models of neurons, which involve dynamics of ionic channels across the cell membrane.
England, James, Osinga, HM
core  

Multimodal Fluorescent MOF@BODIPY Platform: Bridging Sensing and Mechanistic Insight

open access: yesChemistry – A European Journal, EarlyView.
ABSTRACT Hybrid metal–organic frameworks (MOFs) that integrate organic chromophores constitute powerful platforms for optical sensing by combining structural order with tunable photophysics. Incorporating photoresponsive chromophores into MOFs enables sensitive probing of guest–framework interactions through well‐defined luminescent signatures. Herein,
Alejandro Cortés‐Villena   +8 more
wiley   +1 more source

Kahler manifolds and their relatives [PDF]

open access: yes, 2010
Let M1 and M2 be two K¨ahler manifolds. We call M1 and M2 relatives if they share a non-trivial K¨ahler submanifold S, namely, if there exist two holomorphic and isometric immersions (K¨ahler immersions) h1 : S → M1 and h2 : S → M2. Moreover, two K¨ahler
Loi, A., Di Scala, Antonio Jose'
core  

Canonical triangulations of Dehn fillings [PDF]

open access: yes, 2010
Every cusped, finite-volume hyperbolic three-manifold has a canonical decomposition into ideal polyhedra. We study the canonical decomposition of the hyperbolic manifold obtained by filling some (but not all) of the cusps with solid tori: in a broad ...
Schleimer, Saul, Guéritaud, François
core   +1 more source

Exploring the Boundaries of Aromaticity in Complex Structures and Excited States Through Computational Analysis

open access: yesChemistry – A European Journal, EarlyView.
Understanding aromaticity has evolved from benzene‐centric concepts to a broad multidimensional framework spanning organic, inorganic, and excited‐state systems. This review highlights ambiguities between magnetic, electronic, geometric, and energetic descriptors, emphasizing the need for unified, multi‐criteria approaches.
Sílvia Escayola   +2 more
wiley   +1 more source

The weakly neighborly polyhedral maps on the 2-manifold with euler characteristic −1 [PDF]

open access: yesDiscrete & Computational Geometry, 1986
A polyhedral map, that is, a cell complex which decomposes a 2-manifold without boundary, is called weakly neighbourly if each two of its vertices belong to some common face. The authors show that there are just four weakly neighbourly polyhedral maps with Euler characteristic -1, and they describe these maps.
Altshuler, A., Brehm, Ulrich
openaire   +2 more sources

Optical Multiphase Conductivity Inline Probe: Characterization and Analysis of Foam Structures

open access: yesChemie Ingenieur Technik, EarlyView.
A novel inline probe combines optical imaging and electrical conductivity within a shared measurement volume, enabling simultaneous determination of foam structure and composition. The method provides real‐time access to cell size distributions and liquid fractions under process conditions. ABSTRACT For inline process analysis of foams, a novel optical
Marc Hofmann   +3 more
wiley   +1 more source

Polyoxometalates in Photocatalytic CO2 Reduction: Multielectron Redox Regulation Across Molecular and Hybrid Architectures

open access: yesEcoEnergy, EarlyView.
This review focuses on multielectron redox regulation across molecular and hybrid architectures for photocatalytic CO2 reduction, covering intrinsic POM photocatalysts, photosensitizer‐assisted assemblies, POM–metal–organic complexes, and POM‐integrated semiconductors and MOF/COF heterostructures to link structural motifs with charge transport, product
Bonan Li, Xiaowen Ruan, Sai Kishore Ravi
wiley   +1 more source

Using Structured UKR Manifolds for Motion Classification and Segmentation [PDF]

open access: yes, 2009
Steffen JF, Pardowitz M, Ritter H. Using Structured UKR Manifolds for Motion Classification and Segmentation. In: Intelligent Robots and Systems (IROS).
Michael Pardowitz   +5 more
core   +1 more source

A Multi‐Objective Periodic Vehicle Routing Model for Sustainable Healthcare Waste Collection

open access: yesThe International Journal of Health Planning and Management, EarlyView.
ABSTRACT The collection of infectious waste from healthcare facilities (HCF) constitutes a recurring operational challenge. Indeed, despite the inherent health risks posed by the storage and the transportation of infectious materials, most of the existing waste collection systems tends to prioritise cost optimization and to underaddress the safety ...
Hajer Ben‐Romdhane
wiley   +1 more source

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