Results 51 to 60 of about 37,190 (246)

Remote Activation of Wnt Signaling and Cell Proliferation by E‐Cadherin Magnetomechanical Stimulation

Advanced Functional Materials, EarlyView.
A pioneering magnetogenetic toolkit enables non‐invasive, precise spatiotemporal modulation of intracellular Wnt/β‐catenin signaling. Functionalized magnetic nanoparticles (MNPs@E/EC15) target cellular E‐cadherins to generate localized magnetomechanical forces under low‐intensity magnetic fields.
Christian Castro‐Hinojosa, Pablo Martínez‐Vicente, Lucía G. Recaredo, Susel Del Sol‐Fernández, Pilar Gomollón‐Zueco, Yilian Fernández‐Afonso, Raluca M. Fratila, María Moros   +7 more
wiley   +1 more source

Real-time measurements of gas-phase organic acids using SF₆⁻ chemical ionization mass spectrometry [PDF]

Atmospheric Measurement Techniques, 2018
The sources and atmospheric chemistry of gas-phase organic acids are currently poorly understood, due in part to the limited range of measurement techniques available.
T. Nah, T. Nah, Y. Ji, Y. Ji, D. J. Tanner, H. Guo, A. P. Sullivan, N. L. Ng, N. L. Ng, R. J. Weber, L. G. Huey   +10 more
doaj   +1 more source

Material Coupling in Hybrid Neuromorphic Devices: From Fundamentals to System‐Level Applications

Advanced Functional Materials, EarlyView.
Hybrid neuromorphic devices utilize heterointerfaces between emerging semiconductors, where charge transfer and trapping, ion or defect modulation, and photogating are translated into synaptic functions. This paper discusses coupling strategies that tailor interfacial electronic and ionic properties in organic semiconductors, metal oxides, two ...
Minsu So, Sunwoo Jeong, Youngmin Han, Fabrizio Torricelli, Hocheon Yoo, Junhwan Choi   +5 more
wiley   +1 more source

Recent Advances of Ambient Mass Spectrometry Imaging and Its Applications in Lipid and Metabolite Analysis

Metabolites, 2021
Ambient mass spectrometry imaging (AMSI) has attracted much attention in recent years. As a kind of unlabeled molecular imaging technique, AMSI can enable in situ visualization of a large number of compounds in biological tissue sections in ambient ...
Keke Qi, Liutian Wu, Chengyuan Liu, Yang Pan   +3 more
doaj   +1 more source

Biodegradable Conductors for Implantable and Wearable Transient Bioelectronics

Advanced Functional Materials, EarlyView.
Biodegradable conductors are essential building blocks for transient bioelectronics, enabling temporary sensing, stimulation, and energy transfer while eliminating the need for device retrieval. This review summarizes biodegradable metals, conducting polymers, ionic conductors, and conductive composites, highlighting degradation mechanisms, material ...
Yicheng Zhu, Yijun Liu, Naoji Matsuhisa
wiley   +1 more source

Applications of Mass Spectrometry in Dentistry

Biomedicines, 2023
Mass Spectrometry (MS) is one of the fastest-developing methods in analytical instrumentation. As a highly sensitive, universal detector, it can identify known and unknown compounds, which can indeed be found in a minimal concentration.
Meletia Kallianta, Eftychia Pappa, Heleni Vastardis, Christos Rahiotis   +3 more
doaj   +1 more source

Photochromic Artificial Synapses for Neuromorphic Electronics: Mechanisms, Device Architectures, and Emerging Applications

Advanced Functional Materials, EarlyView.
Photochromic materials offer a promising route toward light‐programmable neuromorphic electronics through reversible, multilevel, and nonvolatile state modulation. This review establishes links between photochromic switching mechanisms, device architectures, and neuromorphic functions, spanning diverse materials and platforms.
Debdatta Panigrahi, Dong Hyun Lee, Jihyun Shin, Sten Gebel, Parham Derakhshanfar, Hocheon Yoo, Ulrike Kraft   +6 more
wiley   +1 more source

Energetic Offset in Organic Solar Cells‐ Importance, Confusion and Outlook

Advanced Materials, EarlyView.
Energetic offsets in organic solar cells (OSCs) remain a subject of debate due to measurement‐ and lab‐dependent discrepancies. This Perspective clarifies the physical origins of these variations and identifies temperature‐dependent electro‐optical methods as a reliable approach to obtain consistent offset values.
Nakul Jain, Xian'e Li, Mats Fahlman, Olle Inganäs, Koen Vandewal, Feng Gao   +5 more
wiley   +1 more source

Self‐Assembled Monolayers in p–i–n Perovskite Solar Cells: Molecular Design, Interfacial Engineering, and Machine Learning–Accelerated Material Discovery

Advanced Materials, EarlyView.
This review highlights the role of self‐assembled monolayers (SAMs) in perovskite solar cells, covering molecular engineering, multifunctional interface regulation, machine learning (ML) accelerated discovery, advanced device architectures, and pathways toward scalable fabrication and commercialization for high‐efficiency and stable single‐junction and
Asmat Ullah, Ying Luo, Stefaan De Wolf
wiley   +1 more source

Ion mobility spectrometry–mass spectrometry (IMS–MS) for on- and offline analysis of atmospheric gas and aerosol species [PDF]

Atmospheric Measurement Techniques, 2016
Measurement techniques that provide molecular-level information are needed to elucidate the multiphase processes that produce secondary organic aerosol (SOA) species in the atmosphere. Here we demonstrate the application of ion mobility spectrometry-mass
J. E. Krechmer, M. Groessl, X. Zhang, H. Junninen, P. Massoli, A. T. Lambe, J. R. Kimmel, M. J. Cubison, S. Graf, Y.-H. Lin, S. H. Budisulistiorini, H. Zhang, J. D. Surratt, R. Knochenmuss, J. T. Jayne, D. R. Worsnop, J.-L. Jimenez, M. R. Canagaratna   +17 more
doaj   +1 more source