Results 1 to 10 of about 267,710 (192)

Unraveling the reaction mechanisms of electrode materials for sodium‐ion and potassium‐ion batteries by in situ transmission electron microscopy

open access: yesInterdisciplinary Materials, 2022
Sodium ion batteries (SIBs) and potassium ion batteries (PIBs) have caught numerous attention due to the low cost and abundant availability of sodium and potassium.
Hong Wang   +3 more
doaj   +1 more source

Periodic Nanostructures

open access: yesZeitschrift für Physikalische Chemie, 2000
We report on the fabrication of periodic nanostructures on selected materials by short-pulse uv-laser ablation. Temporal studies reveal details of the ablation process with sub-picosecond time resolution. Biochemical applications of the nanostructures for planar waveguide technology are presented.
Apel, O.   +5 more
openaire   +2 more sources

Multimodal imaging of cubic Cu2O@Au nanocage formation via galvanic replacement using X-ray ptychography and nano diffraction

open access: yesScientific Reports, 2023
Being able to observe the formation of multi-material nanostructures in situ, simultaneously from a morphological and crystallographic perspective, is a challenging task.
Lukas Grote   +10 more
doaj   +1 more source

Nanostructured bainite [PDF]

open access: yesProceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2009
An alloy system based on iron is described in which it has been possible to create a high density of interfaces by heat treatment alone. The resulting structure consists of a mixture of slender platelets of bainitic ferrite, just 20–40 nm in thickness, embedded in a matrix of carbon-enriched austenite.
openaire   +1 more source

Effect of Dehydration Temperature on the H2 Separation Potential of Hydroxy Sodalite Zeolite Membranes [PDF]

open access: yesHydrogen, Fuel Cell & Energy Storage, 2015
The main goal of this work was to synthesize and evaluate the effect of dehydration temperature on the potential application of hydroxy sodalite zeolite membrane.
Mohammad Vaezi, Ali Akbar Babaluo
doaj   +1 more source

Probing defect dynamics in monolayer MoS2 via noise nanospectroscopy

open access: yesNature Communications, 2017
The intrinsic properties of atomically thin MoS2 are believed to be strongly affected by the presence of structural defects; however, the underlying physical mechanism of such link is not fully understood. Here, the authors combine noise-current analysis
Seung Hyun Song   +4 more
doaj   +1 more source

Pseudo-capacitive and kinetic enhancement of metal oxides and pillared graphite composite for stabilizing battery anodes

open access: yesScientific Reports, 2022
Nanostructured TiO2 and SnO2 possess reciprocal energy storage properties, but challenges remain in fully exploiting their complementary merits. Here, this study reports a strategy of chemically suturing metal oxides in a cushioning graphite network ...
Yongguang Luo   +8 more
doaj   +1 more source

Sub-10 nm colloidal lithography for circuit-integrated spin-photo-electronic devices

open access: yesBeilstein Journal of Nanotechnology, 2012
Patterning of materials at sub-10 nm dimensions is at the forefront of nanotechnology and employs techniques of various complexity, efficiency, areal scale, and cost.
Adrian Iovan   +3 more
doaj   +1 more source

High-Velocity Shear and Soft Friction at the Nanometer Scale

open access: yesFrontiers in Mechanical Engineering, 2021
We study high-speed friction on soft polymer materials by measuring the amplitude dependence of cyclic lateral forces on the atomic force microscope (AFM) tip as it slides on the surface with fixed contact force.
Per-Anders Thorén   +3 more
doaj   +1 more source

Reconfigurable exciton-plasmon interconversion for nanophotonic circuits

open access: yesNature Communications, 2016
Here the authors demonstrate functionality for on-chip optical communications via reconfigurable exciton-plasmon interconversion in 200 nm-diameter silver nanowires overlapping onto two-dimensional transition metal dichalcogenide transistors.
Hyun Seok Lee   +6 more
doaj   +1 more source

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