Results 101 to 110 of about 1,290,740 (256)

On‐Surface Indigo‐Based Bimolecular Coordination Networks with Programmable Regular or Vitreous Structure

open access: yesAdvanced Functional Materials, EarlyView.
A previously unreported coordination motif stabilising single Fe atoms by indigo chelation and pyridyl coordination on Au(111) has been revealed. By using planar tritopic pyridyl linkers (TPyB), extended 2D porous networks of indigo3(TPyB)2Fe6 form. These networks can be crystalline or vitreous and offer an environment where individual coordination ...
Hongxiang Xu   +9 more
wiley   +1 more source

Understanding acceptance and resistance toward generative AI technologies: a multi-theoretical framework integrating functional, risk, and sociolegal factors

open access: yesFrontiers in Artificial Intelligence
This study explores the factors influencing college students’ acceptance and resistance toward generative AI technologies by integrating three theoretical frameworks: the Technology Acceptance Model (TAM), Protection Motivation Theory (PMT), and Social ...
Priyanka Shrivastava
doaj   +1 more source

Complex Economic Systems: Using Collective Intentionality Analysis to Explain Individual ldentity in Networks [PDF]

open access: yes, 2004
Une approche particulière de l\u27analyse de économies vues comme des systèmes complexes étudie l\u27interaction entre les individus dans des réseaus locaux ou de voisinage qui sont un sous-ensemble des économies plus larges.
Davis, John B.
core   +1 more source

Photoswitching Conduction in Framework Materials

open access: yesAdvanced Functional Materials, EarlyView.
This mini‐review summarizes recent advances in state‐of‐the‐art proton and electron conduction in framework materials that can be remotely and reversibly switched on and off by light. It discusses the various photoswitching conduction mechanisms and the strategies employed to enhance photoswitched conductivity.
Helmy Pacheco Hernandez   +4 more
wiley   +1 more source

Towards a social ontology of market systems [PDF]

open access: yes, 2009
Academic analyses of market systems are deeply divided. While economists tend to neglect the personal and sociological factors that shape the behaviour of market actors, sociologists tend to discount the possibility of a systematic analysis of the ...
Elder-Vass, Dave
core  

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

Ricardo\u27s Theory of Profit and the Third Edition of the \u3cem\u3ePrinciples\u3c/em\u3e [PDF]

open access: yes, 1993
David Ricardo\u27s “On Machinery” chapter continues to interest theorists and historians of economic thought (Blaug 1958, Hollander 1979, Kurz 1984, Samuelson, 1988, 1989, Morishima 1989, Negishi 1990).
Davis, John B.
core   +1 more source

Programmable DNA‐Peptide Hybrid Nanostructures for Potent Neutralization of Multiple Influenza a Virus Subtypes

open access: yesAdvanced Functional Materials, EarlyView.
A multivalent antiviral platform based on honeycomb‐shaped DNA nanostructures (HC–Urumin) is developed to enhance the potency and breadth of the host defense peptide Urumin. Through spatially patterned trimeric presentation, HC–Urumin disrupts influenza A virus entry, improves cell viability, and reduces disease severity in vivo‐offering a modular and ...
Saurabh Umrao   +11 more
wiley   +1 more source

Multiscale Structuring of Hydroxyapatite via Two‐Photon Lithography of Nanocomposites

open access: yesAdvanced Functional Materials, EarlyView.
Hydroxyapatite scaffolds are of great interest in bone tissue engineering applications, ranging from 3D cell culture to regenerative medicine. Using two‐photon lithography of a transparent nanocomposite, hydroxyapatite microstructures with features ranging from submicron to centimeter‐scale are fabricated. This allows to mimic the natural bone geometry,
Leonhard Hambitzer   +6 more
wiley   +1 more source

High-performance human resource practices, organizational identification and employee commitment: the moderating role of organizational culture

open access: yesFrontiers in Psychology
PurposeDrawing on social exchange and social identity theories, this study examines the mediating role of organizational identification on the relationship between high-performance human resource practices (HPHRPs) and employee commitment.
Yifan Yang   +2 more
doaj   +1 more source

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