Results 1 to 10 of about 270,107 (308)

Robust neuronal differentiation of human iPSC-derived neural progenitor cells cultured on densely-spaced spiky silicon nanowire arrays

open access: yesScientific Reports, 2021
Nanostructured cell culture substrates featuring nanowire (NW) arrays have been applied to a variety of basic cell lines and rodent neurons to investigate cellular behavior or to stimulate cell responses.
Jann Harberts   +7 more
doaj   +1 more source

Ultrafast high-harmonic nanoscopy of magnetization dynamics

open access: yesNature Communications, 2021
Light induced magnetization dynamics can be as fast as few tens of femtoseconds. Here, Zayko et al show ultrafast microscopy based on high-harmonic radiation for direct imaging of ultrafast phenomena and capture femtosecond spin dynamics at the nanoscale.
Sergey Zayko   +6 more
doaj   +1 more source

Microscopic mechanism of biphasic interface relaxation in lithium iron phosphate after delithiation

open access: yesNature Communications, 2018
Improving the performance of Li-ion batteries relies on understanding charging/discharging mechanisms. Here the authors visualize the interfacial structure and composition of a partially delithiated lithium iron phosphate single crystal as a function of ...
Shunsuke Kobayashi   +4 more
doaj   +1 more source

Defect Engineering and Anisotropic Modulation of Ionic Transport in Perovskite Solid Electrolyte LixLa(1−x)/3NbO3

open access: yesMolecules, 2021
Solid electrolytes, such as perovskite Li3xLa2/1−xTiO3, LixLa(1−x)/3NbO3 and garnet Li7La3Zr2O12 ceramic oxides, have attracted extensive attention in lithium-ion battery research due to their good chemical stability and the improvability of their ionic ...
Jinhua Hong   +5 more
doaj   +1 more source

Neutron Scattering as a Powerful Tool to Investigate Magnetic Shape Memory Alloys: A Review

open access: yesMetals, 2021
Magnetic shape memory alloys (MSMAs) are an interesting class of smart materials characterized by undergoing macroscopic deformations upon the application of a pertinent stimulus: temperature, stress and/or external magnetic fields. Since the deformation
Natalia A. Río-López   +6 more
doaj   +1 more source

A mid-infrared lab-on-a-chip for dynamic reaction monitoring

open access: yesNature Communications, 2022
Rapid investigation of chemical reactions is a challenge in bio-medical analysis. Here, the authors demonstrate sensitive in-situ real-time reaction-monitoring of conformational changes in protein solution, based on a fingertip-sized mid-IR lab-on-a-chip.
Borislav Hinkov   +11 more
doaj   +1 more source

Coherent manipulation of a solid-state artificial atom with few photons

open access: yesNature Communications, 2016
Quantum information processing requires a system in which a single photon controls a single atom and vice versa. Here, the authors demonstrate such reciprocal operation and achieve coherent manipulation of a quantum dot by a few photons sent on an ...
V. Giesz   +14 more
doaj   +1 more source

A Temperature-Controlled Patch Clamp Platform Demonstrated on Jurkat T Lymphocytes and Human Induced Pluripotent Stem Cell-Derived Neurons

open access: yesBioengineering, 2020
Though patch clamping at room temperature is a widely disseminated standard procedure in the electrophysiological community, it does not represent the biological system in mammals at around 37 °C.
Jann Harberts   +4 more
doaj   +1 more source

Luminescence from Droplet-Etched GaAs Quantum Dots at and Close to Room Temperature

open access: yesNanomaterials, 2021
Epitaxially grown quantum dots (QDs) are established as quantum emitters for quantum information technology, but their operation under ambient conditions remains a challenge.
Leonardo Ranasinghe   +5 more
doaj   +1 more source

Coulomb interactions in high-coherence femtosecond electron pulses from tip emitters

open access: yesStructural Dynamics, 2019
Tip-based photoemission electron sources offer unique properties for ultrafast imaging, diffraction, and spectroscopy experiments with highly coherent few-electron pulses.
Nora Bach   +6 more
doaj   +1 more source

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