Results 1 to 10 of about 28,019 (265)

Continuous generation of topological defects in a passively driven nematic liquid crystal

open access: yesNature Communications, 2022
It has been known that spontaneous defect formation and annihilation can be triggered by turbulent flows in active nematic liquid crystals. Here, Mur et al.
Maruša Mur   +3 more
doaj   +1 more source

Tackling multimodal device distributions in inverse photonic design using invertible neural networks

open access: yesMachine Learning: Science and Technology, 2023
We show how conditional generative neural networks can be used to efficiently find nanophotonic devices with desired properties, also known as inverse photonic design.
Michel Frising   +2 more
doaj   +1 more source

Effect of titanium-dioxide nanoparticle on Richardson constant and barrier height of tartrazine dye based Schottky device

open access: yesDiscover Materials, 2023
Recently Fruit Dyes have achieved a significant interest as organic devices because of they are widely available, customizable and biodegradable. But low conductivity is one of the major limitations.
Arnab Kanti Karan   +4 more
doaj   +1 more source

Exciton diffusion in two-dimensional metal-halide perovskites

open access: yesNature Communications, 2020
The so-called two-dimensional (2D) layered perovskites possess distinct optoelectronic properties from their 3D counterparts due to their reduced dimensionality. Here Seitz et al. investigate the exciton transport dynamics in 2D perovskites and highlight
Michael Seitz   +9 more
doaj   +1 more source

Nanoscale inhomogeneity and the evolution of correlation strength in FeSe $$_{1-x}$$ 1 - x S $$_x$$ x

open access: yesNano Convergence, 2023
We report a comprehensive study of the nanoscale inhomogeneity and disorder on the thermoelectric properties of FeSe $$_{1-x}$$ 1 - x S $$_x$$ x ( $$0 \le x \le 1$$ 0 ≤ x ≤ 1 ) single crystals and the evolution of correlation strength with S substitution.
Yu Liu   +5 more
doaj   +1 more source

Observation of magnetic adatom-induced Majorana vortex and its hybridization with field-induced Majorana vortex in an iron-based superconductor

open access: yesNature Communications, 2021
Braiding Majorana modes is essential for topological quantum computing, but it remains difficult to find a suitable platform. Here, the authors report the evidence of hybridization between field-induced and magnetic adatom induced Majorana modes in an ...
Peng Fan   +18 more
doaj   +1 more source

Electronic nature of charge density wave and electron-phonon coupling in kagome superconductor KV3Sb5

open access: yesNature Communications, 2022
The impact of the charge density wave (CDW) state to the electronic structure in the Kagome superconductors AV3Sb5 remains unclear. Here, the authors observe CDW-induced Fermi surface reconstruction with a strongly anisotropic CDW gap and signatures of ...
Hailan Luo   +19 more
doaj   +1 more source

A robust and tunable Luttinger liquid in correlated edge of transition-metal second-order topological insulator Ta2Pd3Te5

open access: yesNature Communications, 2023
The interplay between topology and interaction always plays an important role in condensed matter physics and induces many exotic quantum phases, while rare transition metal layered material (TMLM) has been proved to possess both.
Anqi Wang   +22 more
doaj   +1 more source

Emergent topological quantum orbits in the charge density wave phase of kagome metal CsV3Sb5

open access: yesnpj Quantum Materials, 2023
The recently discovered kagome materials AV3Sb5 (A = K, Rb, Cs) attract intense research interest in intertwined topology, superconductivity, and charge density waves (CDW).
Hengxin Tan   +5 more
doaj   +1 more source

Strain induced band inversion and topological phase transition in methyl-decorated stanene film

open access: yesScientific Reports, 2017
The researches for new quantum spin Hall (QSH) insulators with large bulk energy gap are of much significance for their practical applications at room temperature in electronic devices with low-energy consumption.
Dongchao Wang   +7 more
doaj   +1 more source

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