Results 71 to 80 of about 700,154 (288)

Adjustment of Coatings Morphology and Particle Distribution of Layered Silicates by Freeze‐Drying for Improved Gas Barriers

open access: yesAdvanced Engineering Materials, EarlyView.
Freeze‐drying of layered silicate is the key to get coatings with superior gas barrier. Freeze‐drying of layered silicates modified with dodecylamine (DDA) is a highly effective technique for the preparation of barrier pigments that significantly mitigate the permeation of oxygen, water vapor, and hydrogen through polymer films containing these ...
Joshua Lommes   +4 more
wiley   +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

Pore Size Effects of Mesoporous N‐Doped Carbon Nanospheres as Advanced Support Material on the Activity of Molybdenum Sulfide Catalysts for the Hydrogen Evolution Reaction

open access: yesAdvanced Functional Materials, EarlyView.
By tuning the pore size of mesoporous N‐doped carbon (MPNC) nanospheres as support material for molybdenum sulfide, the electrochemical activity of the composite material for the hydrogen evolution reaction can be optimized. An ideal MPNC pore size of 60 nm allows a high number of molybdenum sulfide active sites while maintaining efficient proton and ...
Niklas Ortlieb   +3 more
wiley   +1 more source

Core Challenges of Autism. Sensory aspects of autism

open access: yesАутизм и нарушение развития, 2016
An american clincal psychologist Bill Nason tells us about the differences in ways of functioning between people on the autistic spectrum and neurotypical people.
Nason William
doaj   +1 more source

Development of a mathematical model of cross-docking technology in railway warehouses [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета, 2018
To date, there is a steady trend of growth in the volume of carriage of packaged goods, the main cause of which is the accelerated development of small and medium-sized businesses.
Urmanova Z.A.
doaj   +1 more source

Tissue Engineered Human Elastic Cartilage From Primary Auricular Chondrocytes for Ear Reconstruction

open access: yesAdvanced Functional Materials, EarlyView.
Despite over three decades of research, no tissue‐engineered solution for auricular reconstruction in microtia patients has reached clinical translation. The key challenge lies in generating functional elastic cartilage ex vivo. Here, we integrate synergistic cell‐biomaterial strategies to engineer auricular grafts with mechanical and histological ...
Philipp Fisch   +13 more
wiley   +1 more source

Finite Element Analysis on Stress Development in Alveolar Bone During Insertion of a Novel Dental Implant Design

open access: yesApplied Sciences
A novel macrodesign for a dental implant characterized by a non-monotonic variation in core diameter and thread shape has been described to produce lower stress levels during insertion as compared to conventional tapered implants.
Ning Zhang, Matthias Karl, Frank Wendler
doaj   +1 more source

Job demands and job resources in the ministry

open access: yesSA Journal of Human Resource Management, 2009
The objective of this study was to investigate ministers’  job demands and  job resources using a qualitative design (n = 9). Fifteen themes emerged from the interviews.
Chenell Buys, Sebastiaan Rothmann
doaj   +1 more source

Light Activated Induction of Cuproptosis in Resistant Cancer Cells Using Polymeric BODIPY Nanoparticles for Photoactivated Chemotherapy

open access: yesAdvanced Functional Materials, EarlyView.
This article presents a photo‐responsive nanoparticle platform that precisely triggers copper‐dependent cuproptotic cell death in (drug‐resistant) cancer cells. The system remains stable and inactive in the dark but releases cytotoxic species upon red‐light irradiation, achieving potent activity in drug‐resistant breast cancer cells.
Ricarda Zimmermann   +2 more
wiley   +1 more source

Progressively Increased Range of Motion Confers Similar Strength Improvements but Not Bar Kinematics as Full Range of Motion Bench Press

open access: yesJournal of Functional Morphology and Kinesiology
Background: Full versus partial range of motion (ROM) bench press (BP) training has only been investigated at submaximal loads with discrete joint angles during training.
Michael J. Landram   +3 more
doaj   +1 more source

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