Results 61 to 70 of about 600,595 (298)

Excitonic Emission Modulation in GaSe/MoS2 Van Der Waals Heterostructure Via Plasmonic Control of Interlayer Charge Transfer

open access: yesAdvanced Functional Materials, EarlyView.
Plasmonic hybridization enables control of light emission in 2D van der Waals heterojunctions. By stacking multilayer GaSe and monolayer MoS2 on a silver film, light emission is enhanced at the edges due to plasmonic effects. In the center, where these effects are absent, charge transfer led to reduced light emission.
Jung Ho Kim   +5 more
wiley   +1 more source

High pressure synthesis of phosphine from the elements and the discovery of the missing (PH3)2H2 tile

open access: yesNature Communications, 2020
Chemical elements at high pressure may behave more consistently with their periodic properties than they do at ambient conditions. The authors report the synthesis of PH3 from black phosphorous and hydrogen, and the crystallization of the van der Waals ...
Matteo Ceppatelli   +8 more
doaj   +1 more source

Targeting and Crossing the Blood-Brain Barrier with Extracellular Vesicles

open access: yesCells, 2020
The blood–brain barrier (BBB) is one of the most complex and selective barriers in the human organism. Its role is to protect the brain and preserve the homeostasis of the central nervous system (CNS).
Julien Saint-Pol   +4 more
doaj   +1 more source

Effects of Temperature Annealing on the Intrinsic Transport Mechanisms of Solution Processed Graphene Nanosheet Networks

open access: yesAdvanced Functional Materials, EarlyView.
Unravelling charge transport mechanisms in graphene nanosheet networks: by combining temperature‐dependent conductivity measurements with a Random Resistor Network model, this study identifies a transition from hopping‐dominated conduction to a band‐like transport mechanism.
Alessandro Grillo   +9 more
wiley   +1 more source

Crystalline polymeric carbon dioxide stable at megabar pressures

open access: yesNature Communications, 2018
The nature and stability of carbon dioxide under extreme conditions relevant to the Earth’s mantle is still under debate, in view of its possible role within the deep carbon cycle.
Kamil F. Dziubek   +6 more
doaj   +1 more source

Electro‐Active Metasurfaces Controlling Exceptional Topological Phase Through Low‐Voltage Operation on Conductive Polymer

open access: yesAdvanced Functional Materials, EarlyView.
This research investigates an electro‐active chiral optical response (EACOR)‐driven dual‐channel metasurfaces with fast electrical switching rates of 52 ms, and a low operating voltage of 0.5 V. The combination of polyaniline (PANI) thin film and the exceptional topological (ET) phase of chiral gold (Au) meta‐atoms modulate holographic images through ...
Jaekyung Kim   +4 more
wiley   +1 more source

Niosomes as Vesicular Nanocarriers in Cosmetics: Characterisation, Development and Efficacy

open access: yesPharmaceutics
In an era of significant developments in cosmetic chemistry and growing demand for efficacious skincare products, the efficient delivery of active molecules has been a challenge in formulations of cosmetics.
Marko Lens
doaj   +1 more source

Fast Neutron Detector Based on Hybrid 2D Perovskite Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
This work presents the direct detection of fast neutrons using flexible hybrid 2D perovskite (PEA2PbBr4) thin‐film detectors. Thanks to their high low‐Z elements content and good charge transport, these materials enable efficient neutron detection. The thin film configuration allowed the operation at low voltage, and offer scalability, flexibility, and
Ilaria Fratelli   +11 more
wiley   +1 more source

Matrix Tropism Influences Endometriotic Cell Attachment Patterns

open access: yesAdvanced Functional Materials, EarlyView.
The influence of substrate stiffness and multicellular coculture on endometriotic cell attachment to extracellular matrix‐laden microarrayed islands is reported. This model investigates early endometriotic cell attachment, aiming to capture “lesion initiation events”.
Hannah S. Theriault   +7 more
wiley   +1 more source

The relief of dry eye signs and symptoms using a combination of lubricants, lid hygiene and ocular nutraceuticals

open access: yesJournal of Optometry, 2017
Purpose: To determine the combined effect of TheraTears® Lubricant Eye Drops, TheraTears® SteriLid Eyelid Cleanser, and TheraTears® Nutrition on dry eye signs and symptoms. Methods: This prospective study enrolled 28 dry eye participants.
William Ngo   +3 more
doaj   +1 more source

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