Results 21 to 30 of about 126,994 (279)

Emergent ferromagnetism with superconductivity in Fe(Te,Se) van der Waals Josephson junctions

open access: yesNature Communications, 2023
Ferromagnetism and superconductivity are two key ingredients for topological superconductors, which can serve as building blocks of fault-tolerant quantum computers. Adversely, ferromagnetism and superconductivity are typically also two hostile orderings
Gang Qiu   +11 more
doaj   +1 more source

From Nagaoka's ferromagnetism to flat-band ferromagnetism and beyond: An introduction to ferromagnetism in the Hubbard model [PDF]

open access: yes, 1998
This is a self-contained review about ferromagnetism in the Hubbard model, which should be accessible to readers with various backgrounds who are new to the field.
Tasaki, Hal
core   +2 more sources

Structural, optical, magnetic and electrical properties of Zn1-x Co (x) O thin films [PDF]

open access: yes, 2008
Despite a considerable effort aiming at elucidating the nature of ferromagnetism in ZnO-based magnetic semiconductor, its origin still remains debatable.
Chen, Y. B.   +7 more
core   +1 more source

The correlation between superconductivity and ferromagnetism in superconductor-ferromagnet heterostructures

open access: yesResults in Physics, 2018
The correlation between superconductivity and ferromagnetism through a magnetic coupling at the interface between the heterostructure constructed by high temperature superconductor and ferromagnet layers was theoretically investigated.
Shih-Jye Sun, Hsiung Chou
doaj   +1 more source

Strong intrinsic room-temperature ferromagnetism in freestanding non-van der Waals ultrathin 2D crystals

open access: yesNature Communications, 2021
Van der Waals crystals have recently been shown to exhibit ferromagnetism, however the Curie temperature is typically quite low. Herein, Wu et al succeed in producing mono and few layer crystals of CrTe, a non-van der Waals crystal, and demonstrate ...
Hao Wu   +10 more
doaj   +1 more source

Room temperature ferromagnetism in ZnO prepared by microemulsion

open access: yesAIP Advances, 2011
Clear room temperature ferromagnetism has been observed in ZnO powders prepared by microemulsion. The O vacancy (VO) clusters mediated by the VO with one electron (F center) contributed to the ferromagnetism, while the isolated F centers contributed to ...
Qingyu Xu   +8 more
doaj   +1 more source

Enhanced room temperature ferromagnetism in MoS2 by N plasma treatment

open access: yesAIP Advances, 2020
The introduction of ferromagnetism in MoS2 is important for its applications in semiconductor spintronics. MoS2 powders were synthesized by hydrothermal method, followed by the N plasma treatment at room temperature.
Bao Wang   +8 more
doaj   +1 more source

Search for ferromagnetism in Mn-doped lead halide perovskites

open access: yesCommunications Physics, 2023
Lead halide perovskites are new key materials in various application areas such as high efficiency photovoltaics, lighting, and photodetectors. Doping with Mn, which is known to enhance the stability, has recently been reported to lead to ferromagnetism ...
Maryam Sajedi   +8 more
doaj   +1 more source

Thickness-Dependent Sign Change of the Magnetoresistance in VTe2 Thin Films

open access: yesSolids, 2022
Transition metal dichalcogenides of type VX2 (X = S, Se, Te) have recently attracted great interest as it has been predicted that they host ferromagnetism at room temperature. Whether ferromagnetism is indeed present is an open experimental question.
Omar Concepción   +3 more
doaj   +1 more source

A dynamical mean-field theory study of Nagaoka ferromagnetism [PDF]

open access: yes, 2007
We revisit Nagaoka ferromagnetism in the U=oo Hubbard model within the dynamical mean-field theory (DMFT) using the recently developed continuous time quantum Monte Carlo method as the impurity solver.
Haule, K.   +3 more
core   +1 more source

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