Results 91 to 100 of about 2,228,604 (285)

Covalently Linked Peptides and Membrane Potential Enable CyaA Segment Translocation

open access: yesAdvanced Science, EarlyView.
Using a newly developed Droplet Interface Bilayer‐Pipette assay, the authors show that two segments of the CyaA toxin cross membranes by distinct mechanisms. One segment translocates spontaneously, whereas the translocation of the other depends on membrane potential.
Gaia Scilironi   +9 more
wiley   +1 more source

Interfacial Electric Field Engineering of High‐Entropy Heterostructures Triggering Self‐Limiting Reconstruction for Industrial‐Scale Electrocatalysis

open access: yesAdvanced Science, EarlyView.
An interfacial electric field engineering strategy is proposed to trigger the self‐limiting surface reconstruction of high‐entropy heterostructures. Driven by this built‐in field, the controlled sacrificial leaching of W evolves a robust active layer, enabling exceptional oxygen evolution performance and ultrastability at ampere‐level current densities
Liang Yan   +4 more
wiley   +1 more source

A Study on the Pitting Initiation of Duplex Stainless Steel (DSS 2205) Welded Joints Using SEM–EDS, SKPFM and Electrochemistry Methods

open access: yesInternational Journal of Electrochemical Science, 2018
The influence of laser beam welding and a subsequent short-time post-weld heat treatment on the pitting corrosion in duplex stainless steel was investigated by diverse techniques, including the polarization curve method, scanning electron microscopy ...
Jiakun Sun   +4 more
doaj   +1 more source

Thermal‐Ionic Coupling in Transpiration‐Inspired Janus Nanofiber Membranes: Synergistic Dry‐Wet Interface Engineering for Solar‐Driven Electricity Generation

open access: yesAdvanced Science, EarlyView.
A transpiration‐inspired Janus nanofiber membrane creates a persistent dry‐wet interface that couples localized solar heating with hydration‐induced ion regulation. The asymmetric architecture sustains directional water and ion transport, suppresses salt accumulation, and enables simultaneous seawater evaporation and stable electricity generation ...
Qin Su   +10 more
wiley   +1 more source

Quantitative Local Photosynthetic Flux Measurements at Isolated Chloroplasts and Thylakoid Membranes Using Scanning Electrochemical Microscopy (SECM) [PDF]

open access: yes, 2013
Scanning electrochemical microscopy (SECM) offers a fast and quantitative method to measure local fluxes within photosynthesis. In particular, we have measured the flux of oxygen and ferrocyanide (Fe(CN)64–), from the artificial electron acceptor ...
Robinson, Colin   +9 more
core   +1 more source

Advances in Se Wide‐Bandgap Photovoltaics and TexSe1‐x SWIR Photodiodes

open access: yesAdvanced Science, EarlyView.
In this review, fundamental properties and current challenges in Se photovoltaics (PVs) for tandem and indoor PVs and TexSe1‐x alloys for short wave infrared photodiodes are discussed. A case is made for the practicality of elemental chalcogenide optoelectronics, and a pathway toward resolving the key challenges in these respective technologies is ...
Adam D. Alfieri, Deep Jariwala
wiley   +1 more source

Corrosion behavior of Mg–Mn–Ca alloy: Influences of Al, Sn and Zn

open access: yesJournal of Magnesium and Alloys, 2019
The effects of different elements including Al, Sn and Zn with ability of solution hardening on corrosion behavior of a Mg alloy have been studied. The microstructure was analyzed and the electrochemical and immersion techniques were used for corrosion ...
Ahmad Bahmani   +2 more
doaj   +1 more source

Scanning probe microscopy and spectroscopy, state of the art, trends, and level of development in Russia [PDF]

open access: yes, 2017
Изложены основные этапы развития сканирующей зондовой микроскопии и спектроскопии нанометрового пространственного разрешения. Приводятся новые конструкции приборов, новые разработки микромеханических систем для СЗМ и тенденции их развития.
Быков, В. А., Bykov, V. A.
core  

eimrek/aiidalab-empa-scanning-probe v0.1

open access: yes, 2019
Materials Cloud scanning probe microscopy ...
Kristjan Eimre   +2 more
core   +1 more source

The Effect of Ligand Reactivity and Carrier Mechanics on Thiol‐Mediated Cellular Uptake for miRNA Nano‐Drugs

open access: yesAdvanced Science, EarlyView.
The effect of ligand reactivity and carrier mechanics on thiol‐mediated uptake was investigated at the single‐molecule/particle level. The interaction kinetics of LA and AspA with membrane thiols were quantified; AspA is more efficient due to the higher binding affinity, greater binding stability, and more double‐disulfide binding, as well as greater ...
Zhuang Zhang   +7 more
wiley   +1 more source

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