Results 51 to 60 of about 2,580 (206)

Epigallocatechin-3-Gallate Promotes Osteo-/Odontogenic Differentiation of Stem Cells from the Apical Papilla through Activating the BMP–Smad Signaling Pathway

open access: yesMolecules, 2021
Stem cells from apical papilla (SCAPs) are desirable sources of dentin regeneration. Epigallocatechin-3-gallate (EGCG), a natural component of green tea, shows potential in promoting the osteogenic differentiation of bone mesenchymal stem cells. However,
Zeni Liu   +4 more
doaj   +1 more source

Unipolar Barrier Near‐Infrared 2D Photodetectors for 3D Image Sensors

open access: yesAdvanced Science, EarlyView.
A MoTe2/WSe2/Cl–SnSe2 unipolar barrier photodetector is demonstrated, in which the WSe2 layer effectively blocks majority‐carrier injection, yielding suppressed dark current and enhanced near‐infrared (NIR) sensing. The device achieves high detectivity, a wide linear dynamic range, and fast response under 1310 nm illumination, enabling high‐fidelity 3D
Jung Pyo Hong   +21 more
wiley   +1 more source

WIF1 enhanced dentinogenic differentiation in stem cells from apical papilla

open access: yesBMC Oral Health, 2019
Background Odontogenic mesenchymal stem cells (MSCs) isolated from tooth tissues are a reliable resource that can be utilized for dental tissue regeneration.
Haifeng Wang, Yu Cao
doaj   +1 more source

SCAP - a Shaped Charge Analysis Program: user's manual for SCAP 1. 0 [PDF]

open access: yes, 1985
The basic modeling and format for a shaped charge analysis program, SCAP, is described. The code models the motion of liner elements due to explosive loading, jet formation, jet breakup and target penetration through application of a series of analytical approximations.
openaire   +2 more sources

Dry‑Contact Trimming for All‑Perovskite Tandem Solar Cells via Solid‑Solution Homogenization

open access: yesAdvanced Energy Materials, EarlyView.
Narrow‐bandgap Sn–Pb perovskites are promising bottom absorbers for all‐perovskite tandems but suffer from Sn‐rich surfaces and depth‐dependent lattice/compositional inhomogeneity. Layered‐perovskite‐assisted dry‐contact trimming removes Sn‐rich surface species and reconfigures the Sn–Pb absorber, enabling efficient charge collection, reduced voltage ...
Woocheol Han   +10 more
wiley   +1 more source

SFRP2 enhances the osteogenic differentiation of apical papilla stem cells by antagonizing the canonical WNT pathway

open access: yesCellular & Molecular Biology Letters, 2017
Background Exploring the molecular mechanisms underlying directed differentiation is helpful in the development of clinical applications of mesenchymal stem cells (MSCs).
Luyuan Jin   +12 more
doaj   +1 more source

Smart Exploration of Perovskite Photovoltaics: From AI Driven Discovery to Autonomous Laboratories

open access: yesAdvanced Energy Materials, EarlyView.
In this review, we summarize the fundamentals of AI in automated materials science, and review AI applications in perovskite solar cells. Then, we sum up recent progress in AI‐guided manufacturing optimization, and highlight AI‐driven high‐throughput and autonomous laboratories.
Wenning Chen   +4 more
wiley   +1 more source

SCAP-TT

open access: yesIbérica, 2017
In this research note we report on the first results of SCAP, the Spanish Corpus Annotation Project, applied to tourism discourse. In particular, we present and assess a new TreeTagger parameter set for Spanish (SCAP-TT), which has been trained for the Part-of-Speech tagging (POS-tagging) and lemmatisation of Spanish promotional tourism texts. Although
Patrick Goethals   +2 more
openaire   +1 more source

Cholesterol Homeostasis: Not until the SCAP Lady INSIGs [PDF]

open access: yesCurrent Biology, 2002
Three new studies have wide implications for cholesterol homeostasis, identifying a novel mechanism by which a sterol-sensing domain functions in the regulated activation of sterol regulatory element binding proteins.
Loewen, Christopher J.R   +1 more
openaire   +2 more sources

Interfacial Defect Engineering for Enhanced Polymer Solar Cell Performance

open access: yesJournal of Applied Polymer Science, EarlyView.
Plasmonic is an effective mechanism to improve the charge transport process in polymer solar cells. Numerical simulation confirms the effect of multiple enhancement mechanisms of plasmonic in PTB7:PC70BM‐based solar cells. ABSTRACT Plasmonic metal nanoparticles provide a promising strategy to simultaneously modulate optical absorption and charge ...
Ncedo Jili, Genene Tessema Mola
wiley   +1 more source

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