Zobrazeno 1 - 10
of 965
pro vyhledávání: '"van der Waals materials"'
Autor:
Capote-Robayna Nathaniel, Tresguerres-Mata Ana I. F., Tarazaga Martín-Luengo Aitana, Terán-García Enrique, Martin-Moreno Luis, Alonso-González Pablo, Nikitin Alexey Y.
Publikováno v:
Nanophotonics, Vol 13, Iss 26, Pp 4761-4770 (2024)
van der Waals (vdW) materials supporting phonon polaritons (PhPs) – light coupled to lattice vibrations – have gathered significant interest because of their intrinsic anisotropy and low losses. In particular, α-MoO3 supports PhPs with in-plane
Externí odkaz:
https://doaj.org/article/ce2e6b04fb54493e8d6d256d6c5490cf
Publikováno v:
Journal of Materiomics, Vol 11, Iss 1, Pp 100850- (2025)
Lots of research on thermoelectric materials (TEs) has focused on improving their thermoelectric (TE) properties to achieve efficient energy conversion. However, the mechanical properties of materials are also the object of concern in practical appli
Externí odkaz:
https://doaj.org/article/2622702e4a8d4301868f31b274df6be6
Deterministic reflection contrast ellipsometry for thick multilayer two-dimensional heterostructures
Publikováno v:
Nanophotonics, Vol 13, Iss 8, Pp 1417-1424 (2024)
Optical spectroscopy is a powerful tool for characterizing the properties of two-dimensional (2D) heterostructures. However, extracting the permittivity information of each 2D layer in optically thick heterostructures is challenging because of interf
Externí odkaz:
https://doaj.org/article/68818cf551df4dbda3b2fdd8006573e6
Autor:
Lu Dunzhu, Zeng Ying, Yan Qizhi, Chen Qiyu, Ma Weiliang, Luo Xiao, Xu Ming, Yang Xiaosheng, Li Peining
Publikováno v:
Nanophotonics, Vol 13, Iss 6, Pp 937-944 (2024)
Hyperbolic polaritons that originate from the extreme optical anisotropy in van der Waals (vdW) crystals have gained much attention for their potential in controlling nanolight. For practical use, there has been a strong interest to develop various m
Externí odkaz:
https://doaj.org/article/b4e5b7bc79d94b388df232172bc40994
Autor:
Ivan Soldatov, Burak Ozer, Saicharan Aswartham, Sebastian Selter, Louis Veyrat, Bernd Buchner, Rudolf Schafer
Publikováno v:
IEEE Access, Vol 12, Pp 181025-181040 (2024)
The potential of wide-field magneto-optical Kerr microscopy for the characterisation of low-dimensional van-der-Waals crystals is explored using the example of Cr2Ge2Te6 flakes in the ten nanometers thickness range. Although the magnetic domains with
Externí odkaz:
https://doaj.org/article/12322dd07eed401dbdc519138923b1a9
Autor:
Byung-Il Noh, Salvio Reza, Cassie Hardy, Jiahan Li, Adib Taba, Masoud Mahjouri-Samani, James H. Edgar, Siyuan Dai
Publikováno v:
Nanomaterials, Vol 14, Iss 16, p 1344 (2024)
Polar van der Waals (vdW) crystals, composed of atomic layers held together by vdW forces, can host phonon polaritons—quasiparticles arising from the interaction between photons in free-space light and lattice vibrations in polar materials. These c
Externí odkaz:
https://doaj.org/article/ccf204670d934f28874264f6f7e9c78e
Autor:
Priyamvada Jadaun, Bart Soreé
Publikováno v:
Magnetism, Vol 3, Iss 3, Pp 245-258 (2023)
Recent years have seen the emergence of moiré materials as an attractive platform for observing a host of novel correlated and topological phenomena. Moiré heterostructures are generated when layers of van der Waals materials are stacked such that
Externí odkaz:
https://doaj.org/article/81d34ff0dea346dfbb647596ecd208d9
4D‐STEM Nanoscale Strain Analysis in van der Waals Materials: Advancing beyond Planar Configurations
Publikováno v:
Small Science, Vol 4, Iss 3, Pp n/a-n/a (2024)
Achieving nanoscale strain fields mapping in intricate van der Waals (vdW) nanostructures, like twisted flakes and nanorods, presents several challenges due to their complex geometry, small size, and sensitivity limitations. Understanding these strai
Externí odkaz:
https://doaj.org/article/9efe00e046fa4bfba1eb6bedd882520a
Publikováno v:
Materials Futures, Vol 3, Iss 1, p 012301 (2024)
Detecting light from a wealth of physical degrees of freedom (e.g. wavelength, intensity, polarization state, phase, etc) enables the acquirement of more comprehensive information. In the past two decades, low-dimensional van der Waals materials (vdW
Externí odkaz:
https://doaj.org/article/d6620dfc03cc4e39b93e3767cf2de7bb
Publikováno v:
Chip, Vol 2, Iss 4, Pp 100059- (2023)
ABSTRACT: With the advent of the “Big Data Era”, improving data storage density and computation speed has become more and more urgent due to the rapid growth in different types of data. Flash memory with a floating gate (FG) structure is attracti
Externí odkaz:
https://doaj.org/article/fbdd69537b4e4b5ca241766814a25eea