Results 101 to 110 of about 187,197 (266)

Porous silver-coated pNIPAM-co-AAc hydrogel nanocapsules

open access: yesBeilstein Journal of Nanotechnology, 2019
This paper describes the preparation and characterization of a new type of core–shell nanoparticle in which the structure consists of a hydrogel core encapsulated within a porous silver shell.
William W. Bryan   +5 more
doaj   +1 more source

Impact of Grain Size on Low‐Temperature Carrier Phase Coherence Length in Polycrystalline Halide Perovskite Films

open access: yesAdvanced Materials Interfaces, EarlyView.
Magnetoresistance measurements on a series of polycrystalline cesium tin iodide (CsSnI3) thin film devices having varying grain sizes reveal no power law dependence with clear signatures of weak anti‐localization (spin‐orbit coupling). Surprisingly, the extracted phase coherence lengths are found to be independent of grain sizes.
Aungkan Sen   +6 more
wiley   +1 more source

The Impact of Superconducting Properties of Micron-Scale Masked Proton Irradiation on BaTiO3-Doped YBCO Film

open access: yesQuantum Beam Science
This study investigates the effects of 60 keV proton irradiation on BaTiO3-doped YBa2Cu3O7−δ (YBCO) films using masks with micron-scale holes to create controlled defect patterns aimed at enhancing superconducting properties.
Di Chen   +4 more
doaj   +1 more source

Lattice Mismatch‐Driven In‐Plane Strain Engineering for Enhanced Upper Critical Fields in Mo2N Superconducting Thin Films

open access: yesAdvanced Materials Interfaces, EarlyView.
Compressive strain in Mo2N thin films on MgO substrates significantly enhances electron‐phonon coupling, resulting in a ∼25% increase in the upper critical field compared to films on Al2O3 substrate. This finding demonstrates an effective strategy for achieving higher‐performance superconducting devices by utilizing strain as a tunable parameter to ...
Aditya Singh   +7 more
wiley   +1 more source

Gauge Invariance in the Theory of Superconductivity [PDF]

open access: bronze, 1959
John M. Blatt   +2 more
openalex   +1 more source

Formation of Q‐Carbon Nanoballs and Nanodiamonds by Pulsed Laser Annealing of Patterned Polymer Structures

open access: yesAdvanced Materials Interfaces, EarlyView.
2D and 3D patterned structures of Q‐carbon nanoballs and nanodiamonds have been created by laser writing of polymers, carbonization, and pulsed laser annealing. Polymeric structures are prepared by using a direct‐laser‐writing (DLW) process involving two‐photon polymerization (2PP). Patterned nanodiamond and Q‐carbon growth over large areas is obtained
Sumeer Khanna   +3 more
wiley   +1 more source

From Stripes to Hexagons: Strain‐Induced 2D Pb Phases Confined Between Graphene and SiC

open access: yesAdvanced Materials Interfaces, EarlyView.
Intercalating Pb beneath epitaxial graphene on SiC(0001) stabilizes distinct 2D phases at the interface. Using LEED, LEEM, SEM, and STM, the formation of characteristic stripe and hexagonal Pb monolayer structures is observed, and atomistic models are provided.
Markus Gruschwitz   +6 more
wiley   +1 more source

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