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van der Waals Nanochemical Reactors. [PDF]

open access: yesNano Lett
Synthesizing single crystals suitable for quantum electronic discoveries remains challenging for many emerging materials. We introduce van der Waals (vdW) stacks as nanochemical reactors for single-crystal synthesis and demonstrate their broad applicability in growing both elemental and compound crystals at the micrometer scale.
Zheng ZJ   +13 more
europepmc   +3 more sources

Van der Waals superlattices

open access: yesNational Science Review, 2021
This perspective explores the development of van der Waals superlattices, which are manipulated and constructed at atomic thick level, and points out potential applications and possible future directions of this new class of materials.
Huaying Ren, Zhong Wan, Xiangfeng Duan
openaire   +2 more sources

Softness of hydrated salt crystals under deliquescence

open access: yesNature Communications, 2023
Crystalline solids are commonly associated with their hard and faceted nature. Here, the authors report the transition from hard to soft and deformable, observed in the gradual dissolution of salt crystals that harbor water in their crystalline framework.
Rozeline Wijnhorst   +5 more
doaj   +1 more source

Engineering MoSe2/MoS2 heterojunction traps in 2D transistors for multilevel memory, multiscale display, and synaptic functions

open access: yesnpj 2D Materials and Applications, 2022
We study a low voltage short pulse operating multilevel memory based on van der Waals heterostack (HS) n-MoSe2/n-MoS2 channel field-effect transistors (FETs).
Yeonsu Jeong   +11 more
doaj   +1 more source

Van der Waals heterostructures [PDF]

open access: yesNature, 2013
Research on graphene and other two-dimensional atomic crystals is intense and likely to remain one of the hottest topics in condensed matter physics and materials science for many years. Looking beyond this field, isolated atomic planes can also be reassembled into designer heterostructures made layer by layer in a precisely chosen sequence. The first -
A. K. Geim, I. V. Grigorieva
openaire   +4 more sources

Self-charging of sprays

open access: yesScientific Reports, 2022
The charging of poorly conducting liquids due to flows is a well-known phenomenon, yet the precise charging mechanism is not fully understood. This is especially relevant for sprays, where the spray plume dynamics and maximum distance travelled of a ...
Stefan Kooij   +3 more
doaj   +1 more source

Emergence of a Non‐Van der Waals Magnetic Phase in a Van der Waals Ferromagnet

open access: yesSmall, 2023
AbstractManipulation of long‐range order in 2D van der Waals (vdW) magnetic materials (e.g., CrI3, CrSiTe3 ,etc.), exfoliated in few‐atomic layer, can be achieved via application of electric field, mechanical‐constraint, interface engineering, or even by chemical substitution/doping.
Bikash Das   +14 more
openaire   +4 more sources

Predicting frictional aging from bulk relaxation measurements

open access: yesNature Communications, 2023
The coefficient of static friction between solids normally increases with the time they have remained in static contact before the measurement. This phenomenon, known as frictional aging, is at the origin of the difference between static and dynamic ...
Kasra Farain, Daniel Bonn
doaj   +1 more source

Gate-tunable quantum pathways of high harmonic generation in graphene

open access: yesNature Communications, 2022
Under strong laser fields, materials exhibit extreme non-linear optical response, such as high harmonic generation. These higher harmonics provide insights into electron behaviour in materials in sub-laser cycle timescale.
Soonyoung Cha   +16 more
doaj   +1 more source

Polaritons in Van der Waals Heterostructures

open access: yesAdvanced Materials, 2023
Abstract2D monolayers supporting a wide variety of highly confined plasmons, phonon polaritons, and exciton polaritons can be vertically stacked in van der Waals heterostructures (vdWHs) with controlled constituent layers, stacking sequence, and even twist angles.
Guo, Xiangdong   +9 more
openaire   +3 more sources

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