Results 1 to 10 of about 1,125,951 (330)

Unconventional superconductivity in magic-angle graphene superlattices [PDF]

open access: yesNature, 2018
The behaviour of strongly correlated materials, and in particular unconventional superconductors, has been studied extensively for decades, but is still not well understood.
Yuan Cao   +6 more
semanticscholar   +1 more source

Fibrous gel polymer electrolyte for an ultrastable and highly safe flexible lithium‐ion battery in a wide temperature range

open access: yesCarbon Energy, 2021
Replacement of flammable liquid electrolytes with gel polymer electrolytes (GPEs) is a promising route to improve the safety of lithium‐ion batteries (LIBs). However, polymer‐based electrolytes have limited suitability at low/high temperatures due to the
Ke Li   +10 more
doaj   +1 more source

Correlated insulator behaviour at half-filling in magic-angle graphene superlattices [PDF]

open access: yesNature, 2018
A van der Waals heterostructure is a type of metamaterial that consists of vertically stacked two-dimensional building blocks held together by the van der Waals forces between the layers.
Yuan Cao   +11 more
semanticscholar   +1 more source

Controlling surface porosity of graphene-based printed aerogels

open access: yesnpj 2D Materials and Applications, 2022
The surface porosity of graphene-based aerogels strongly influences their performance in applications involving mass transfer. However, the factors determining the surface porosities are not well-understood, hindering their application-specific ...
Binghan Zhou   +6 more
doaj   +1 more source

The electronic properties of graphene [PDF]

open access: yesReviews of Modern Physics, 2007
This article reviews the basic theoretical aspects of graphene, a one-atom-thick allotrope of carbon, with unusual two-dimensional Dirac-like electronic excitations.
A. Neto   +4 more
semanticscholar   +1 more source

Graphene overcoats for ultra-high storage density magnetic media

open access: yesNature Communications, 2021
The main limitation to the areal storage density of hard disk drives (HDDs) is the thickness of carbon overcoats protecting the disk media. Here,
N. Dwivedi   +18 more
doaj   +1 more source

Unencapsulated and washable two-dimensional material electronic-textile for NO2 sensing in ambient air

open access: yesScientific Reports, 2022
Materials adopted in electronic gas sensors, such as chemiresistive-based NO2 sensors, for integration in clothing fail to survive standard wash cycles due to the combined effect of aggressive chemicals in washing liquids and mechanical abrasion.
Pelumi W. Oluwasanya   +3 more
doaj   +1 more source

Raman spectroscopy as a versatile tool for studying the properties of graphene. [PDF]

open access: yesNature Nanotechnology, 2013
Raman spectroscopy is an integral part of graphene research. It is used to determine the number and orientation of layers, the quality and types of edge, and the effects of perturbations, such as electric and magnetic fields, strain, doping, disorder and
A. Ferrari, D. Basko
semanticscholar   +1 more source

Large-Area Synthesis of High-Quality and Uniform Graphene Films on Copper Foils [PDF]

open access: yesScience, 2009
Growing Graphene The highest quality graphene samples, single-atom-thick layers of carbon, are suspended flakes exfoliated from graphite, but these samples are very small in size (square micrometers).
Xuesong Li   +12 more
semanticscholar   +1 more source

Research progress in cathode materials for zinc ion capacitors

open access: yesCailiao gongcheng, 2022
As a new type of energy storage device, aqueous zinc-ion capacitors (AZICs) have excellent performance, such as high power density, high energy density, long cycle life and high safety.AZICs have a high application prospect in the field of civil ...
WANG Chaojun   +9 more
doaj   +1 more source

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