Results 31 to 40 of about 26,241 (311)

Morphology evolution of CoNi‐LDHs synergistically engineered by precipitant and variable cobalt for asymmetric supercapacitor with superior cycling stability

open access: yesEcoEnergy, 2023
Cobalt–nickel layered double hydroxides (CoNi‐LDHs) have been extensively synthesized through precipitation methods for their application in supercapacitors (SC).
Xuan Wang   +7 more
doaj   +1 more source

N and S co-doped nanosheet-like porous carbon derived from sorghum biomass: mechanical nanoarchitecturing for upgraded potassium ion batteries

open access: yes, 2023
In this study, nanosheet-like sorghum biomass is obtained by a mild alkaline treatment and high-energy ball milling. N, S co-doped hard carbon (NSSC) with the nanosheet morphology is subsequently synthesized by a direct-carbonization of the nanosheet ...
Ma, Liang   +23 more
core   +1 more source

Formulation of Ground States for 2DEG at Rough Surfaces and Application to Nonlinear Model of Surface Roughness Scattering in nMOSFETs

open access: yesIEEE Journal of the Electron Devices Society, 2023
Electron mobility in extremely-thin-body (ETB) nanosheet channels and at cryogenic temperature is known to be dominated by surface roughness scattering.
Kei Sumita   +4 more
doaj   +1 more source

Flexible Carbon-Fiber/Semimetal Bi Nanosheet Arrays as Separable and Recyclable Plasmonic Photocatalysts and Photoelectrocatalysts

open access: yes, 2020
In this work, we prepared flexible carbon-fiber/semimetal Bi nanosheet arrays from solvothermal-synthesized carbon-fiber/Bi2O2CO3 nanosheet arrays via a reductive calcination process.
Suo, Guoquan   +13 more
core   +1 more source

Ni-Doped MnO2 Nanosheet Arrays for Efficient Urea Oxidation

open access: yes, 2023
Urea oxidation reaction (UOR), with a low thermodynamic potential, offers great promise for replacing anodic oxygen evolution reaction of electrolysis systems such as water splitting, carbon dioxide reduction, etc., thus reducing the overall energy ...
Zhang, Huaiyu   +6 more
core   +1 more source

Porous, Tremella-like NiFe2O4 with Ultrathin Nanosheets for ppb-Level Toluene Detection

open access: yesCrystals, 2023
As a typical spinel ferrite, NiFe2O4 is suitable for use in gas sensors. Herein, we report the fabrication of porous, tremella-like NiFe2O4 assembled using porous, ultrathin nanosheets via the coordination of Ni2+ and Fe2+ with 1,4-phenylenediboronic ...
Yanlin Zhang   +5 more
doaj   +1 more source

TiO2 Nanorod-Derived Synthesis of Upstanding Hexagonal Kassite Nanosheet Arrays: An Intermediate Route to Novel Nanoporous TiO2 Nanosheet Arrays

open access: yes, 2011
In this report, upstanding and nanoporous hexagonal TiO2 nanosheet arrays were achieved via using kassite [CaTi2O4(OH)(2)] as an intermediate. The process developed involved a TiO2 nanorod-derived synthesis of upstanding hexagonal kassite nanosheet ...
Xiao, Xiudi   +11 more
core   +1 more source

Hydrothermal Synthesis and Gas Sensing of Monoclinic MoO3 Nanosheets

open access: yesNanomaterials, 2020
Effects of different reaction parameters in the hydrothermal synthesis of molybdenum oxides (MoO3) were investigated and monoclinic (β-) MoO3 was prepared hydrothermally for the first time.
Teodóra Nagyné-Kovács   +6 more
doaj   +1 more source

Tubular C3N4 Nanotubes as Metal-Free Sulfur Hosts toward Stable Lithium–Sulfur Batteries

open access: yesEnergies, 2023
Lithium–sulfur batteries (LSBs) with high energy density have the potential to replace current commercial lithium-ion batteries. However, the shuttle effect and the low conversion kinetics of lithium polysulfide (LiPS) remain the main challenges in the ...
Chaoqi Zhang   +13 more
doaj   +1 more source

Monodisperse nanosheet mesophases

open access: yesScience Advances
Self-assemblies of anisotropic colloidal particles into colloidal liquid crystals and well-defined superlattices are of great interest for hierarchical nanofabrications that are applicable for various functional materials. Inorganic nanosheets obtained by exfoliation of layered crystals have been highlighted as the intriguing colloidal units; however ...
Nobuyoshi Miyamoto   +5 more
openaire   +2 more sources

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