Results 31 to 40 of about 267,710 (192)

Imaging Cu2O nanocube hollowing in solution by quantitative in situ X-ray ptychography

open access: yesNature Communications, 2022
Observing morphological changes of nanoparticles in solution requires advanced in-situ imaging methods. Here, the authors use X-ray ptychography to image the growth and hollowing of Cu2O nanocubes in 3D.
Lukas Grote   +14 more
doaj   +1 more source

Moving beyond bimetallic-alloy to single-atom dimer atomic-interface for all-pH hydrogen evolution

open access: yesNature Communications, 2021
While single, dispersed atoms enable efficient atomic utilization, controllably preparing single-atom dimers remains challenging. Here, authors prepare nickel-cobalt single-atom dimers as high-performance pH-universal H2 evolution electrocatalysts.
Ashwani Kumar   +16 more
doaj   +1 more source

Large-scale synthesis of graphene and other 2D materials towards industrialization

open access: yesNature Communications, 2022
The industrial application of two-dimensional (2D) materials strongly depends on the large-scale manufacturing of high-quality 2D films and powders.
Soo Ho Choi   +6 more
doaj   +1 more source

Nonlinear spin dynamics across Néel phase transition in ferromagnetic/antiferromagnetic multilayers

open access: yesAPL Materials
We observe strongly nonlinear spin dynamics in ferromagnetic/antiferromagnetic multilayers, controlled by the number of bilayers in the system, layer thicknesses, and temperature, peaking in magnitude near the Néel point of the antiferromagnetic layers ...
O. Busel   +3 more
doaj   +1 more source

Spectral signatures of a unique charge density wave in Ta2NiSe7

open access: yesNature Communications, 2023
Charge Density Waves (CDW) are commonly associated with the presence of near-Fermi level states which are separated from others, or “nested", by a wavector of q.
Matthew D. Watson   +6 more
doaj   +1 more source

Enhanced magnetic moment with cobalt dopant in SnS2 semiconductor

open access: yesAPL Materials, 2021
We report the strong ferromagnetic order in van der Waals (vdW) layered SnS2 induced by cobalt substitution. The single-crystal Co-doped SnS2 grown by a self-flux method reveals a relatively high Curie temperature (TC) of ∼131 K with an in-plane magnetic
Houcine Bouzid   +7 more
doaj   +1 more source

Gate‐Tunable Magnetism via Resonant Se‐Vacancy Levels in WSe2

open access: yesAdvanced Science, 2021
The confined defects in 2D van der Waals (vdW)‐layered semiconductors can be easily tailored using charge doping, strain, or an electric field. Nevertheless, gate‐tunable magnetic order via intrinsic defects has been rarely observed to date.
Tuan Dung Nguyen   +8 more
doaj   +1 more source

Effect of Composition and Structure of Metal Oxide Composites Nanostructured on Their Conductive and Sensory Properties [PDF]

open access: hybrid, 2021
Г. Н. Герасимов   +3 more
openalex   +1 more source

An Analysis of Arrays with Irregular Apertures in MEMS Smart Glasses for the Improvement of Clear View

open access: yesMicromachines
An innovative glass substrate surface technology including integrated micro-electro-mechanical systems (MEMS) is presented as an advanced light modulation, heat control, and energy management system. This smart technology is based on millions of metallic
Roland Donatiello   +9 more
doaj   +1 more source

Sustainable Coated Nanostructures Based on Alginate and Electrospun Collagen Loaded with Antimicrobial Agents [PDF]

open access: gold, 2021
Ecaterina Matei   +10 more
openalex   +1 more source

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