Results 31 to 40 of about 373,370 (270)

Hybrid-Mechanism Synergistic Flexible Nb2O5@WS2@C Carbon Nanofiber Anode for Superior Sodium Storage

open access: yesNanomaterials
Sodium-ion batteries (SIBs) have demonstrated remarkable development potential and commercial prospects. However, in the current state of research, the development of high-energy-density, long-cycle-life, high-rate-performance anode materials for SIBs ...
Yang Zhao   +4 more
doaj   +1 more source

Cut-Price Fabrication of Free-standing Porous Carbon Nanofibers Film Electrode for Lithium-ion Batteries

open access: yesApplied Sciences, 2019
Freestanding thin film electrodes are competitive candidate materials for high-performance energy stockpile equipment due to their self-supporting structure and because they lack any polymer binder or conductive additive.
Pengfei Zhao   +5 more
doaj   +1 more source

Fabrication of free-standing ordered fluorescent polymer nanofibres by electrospinning [PDF]

open access: yes, 2015
The authors are grateful to the Engineering and Physical Sciences Research Council for financial support.We demonstrate a static fabrication approach to make free-standing ordered arrays of fluorescent nanofibres through control of the transverse ...
Andre, P.   +4 more
core   +1 more source

Design of Na3MnZr(PO4)3/Carbon Nanofiber Free-Standing Cathodes for Sodium-Ion Batteries with Enhanced Electrochemical Performances through Different Electrospinning Approaches

open access: yesMolecules
The NASICON-structured Na3MnZr(PO4)3 compound is a promising high-voltage cathode material for sodium-ion batteries (SIBs). In this study, an easy and scalable electrospinning approach was used to synthesize self-standing cathodes based on Na3MnZr(PO4)3 ...
Debora Maria Conti   +8 more
doaj   +1 more source

Ballistic thermophoresis of adsorbates on free-standing graphene

open access: yes, 2017
The textbook thermophoretic force which acts on a body in a fluid is proportional to the local temperature gradient. The same is expected to hold for the macroscopic drift behavior of a diffusive cluster or molecule physisorbed on a solid surface.
Guerra, Roberto   +2 more
core   +1 more source

Chiral single-wall gold nanotubes [PDF]

open access: yes, 2004
Based on first-principles calculations we show that gold atoms can form both free-standing and tip-suspended chiral single-wall nanotubes composed of helical atomic strands.
B. L. Altshuler   +3 more
core   +2 more sources

Comparative study of manufacturing techniques for coronagraphic binary pupil masks: masks on substrates and free-standing masks

open access: yes, 2012
We present a comparative study of the manufacture of binary pupil masks for coronagraphic observations of exoplanets. A checkerboard mask design, a type of binary pupil mask design, was adopted, and identical patterns of the same size were used for all ...
Abe, Lyu   +3 more
core   +1 more source

Raman-modes of index-identified free-standing single-walled carbon nanotubes [PDF]

open access: yes, 2005
Using electron diffraction on free-standing single-walled carbon nanotubes we have determined the structural indices (n,m) of tubes in the diameter range from 1.4 to 3nm.
Alain Moréac   +9 more
core   +1 more source

Flexible Free-Standing VO2(B) Nanobelt Films as Additive-Free Cathode for Lithium-Ion Batteries

open access: yesInternational Journal of Electrochemical Science, 2011
Flexible free-standing VO2(B) nanobelt films were designed as additive-free cathode for lithium ion batteries, via self-assembly of VO2(B) nanobelts with a filtration technology. VO2(B) nanobelts with different size were prepared by hydrothermal reaction
Jijiang Huang   +5 more
doaj   +1 more source

Dislocation loops in overheated free-standing smectic films

open access: yes, 2001
Static and dynamic phenomena in overheated free-standing smectic-A films are studied using a generalization of de Gennes' theory for a confined presmectic liquid.
A. J. Bray   +30 more
core   +1 more source

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