Results 61 to 70 of about 643,746 (319)

Quantitative cytoarchitectural phenotyping of deparaffinized human brain tissues

open access: yesCommunications Biology
Advanced 3D imaging techniques and image segmentation and classification methods can transform biomedical research by offering insights into the human brain cytoarchitecture under pathological conditions.
Danila Di Meo   +17 more
doaj   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 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

SCHWARZ PROBLEM IN LENS AND HALF LENS

open access: yesEurasian Mathematical Journal, 2019
Summary: We consider the Schwarz boundary value problem (BVP) for the inhomogeneous Cauchy-Riemann equation in lenses and half lenses. By the technique of parqueting-reflection and the Cauchy-Pompeiu representation formula for lenses and half lenses, the Cauchy-Schwarz representation formula is obtained.
Joveini, Fatemeh, Akbari, Mozhgan
openaire   +2 more sources

Patterning the Void: Combining L‐Systems with Archimedean Tessellations as a Perspective for Tissue Engineering Scaffolds

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces a novel multi‐scale scaffold design using L‐fractals arranged in Archimedean tessellations for tissue regeneration. Despite similar porosity, tiles display vastly different tensile responses (1–100 MPa) and deformation modes. In vitro experiments with hMSCs show geometry‐dependent growth and activity. Over 55 000 tile combinations
Maria Kalogeropoulou   +4 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

Positive‐Tone Nanolithography of Antimony Trisulfide with Femtosecond Laser Wet‐Etching

open access: yesAdvanced Functional Materials, EarlyView.
A butyldithiocarbamic acid (BDCA) etchant is used to fabricate various micro‐ and nanoscale structures on amorphous antimony trisulfide (a‐Sb2S3) thin film via femtosecond laser etching. Numerical analysis and experimental results elucidate the patterning mechanism on gold (reflective) and quartz (transmissive) substrates.
Abhrodeep Dey   +12 more
wiley   +1 more source

Transparent Inorganic–Organic Bilayer Neural Electrode Array and Integration to Miniscope System for In Vivo Calcium Imaging and Electrophysiology

open access: yesAdvanced Functional Materials, EarlyView.
This study presents the BioCLEAR system, a highly transparent and conductive neural electrode array composed of silver nanowires (AgNWs) and doped PEDOT:PSS, enabling neural recordings with minimal optical artifacts. When integrated with a GRIN lens, this cost‐effective neural implant allows simultaneous electrophysiological recording and GCaMP6‐based ...
Dongjun Han   +17 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

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