Results 41 to 50 of about 56,069 (275)

Coexistence of Spin Canting and Metamagnetism in a One-Dimensional Mn(II) Compound Bridged by Alternating Double End-to-End and Double End-On Azido Ligands and the Analog Co(II) Compound

open access: yesMagnetochemistry, 2021
Two new compounds of general formula [M(N3)2(dmbpy)] in which dmbpy = 5,5′-dimethyl-2,2′-bipyridine, and M = Mn(II) or Co(II), have been solvothermally synthesized and characterized structurally and magnetically.
Nesrine Benamara   +7 more
doaj   +1 more source

Significant enhancement of ferromagnetism in Zn$_{1-x}$Cr$_{x}$Te doped with iodine as an n-type dopant [PDF]

open access: yes, 2006
The effect of additional doping of charge impurities was investigated in a ferromagnetic semiconductor Zn$_{1-x}$Cr$_{x}$Te. It was found that the doping of iodine, which is expected to act as an n-type dopant in ZnTe, brought about a drastic enhancement
Eryu, Osamu   +7 more
core   +2 more sources

Full Variation of Site Substitution in Ni-Mn-Ga by Ferromagnetic Transition Metals

open access: yesMetals, 2021
Systematic doping by transition elements Fe, Co and Ni on each site of Ni2MnGa alloy reveal that in bulk material the increase in martensitic transformation temperature is usually accompanied by the decrease in ferromagnetic Curie temperature, and vice ...
Vít Kopecký   +4 more
doaj   +1 more source

Interplay between carrier and cationic defect concentration in ferromagnetism of anatase Ti1-xTaxO2 thin films

open access: yesAIP Advances, 2012
Thin films of Ta incorporated TiO2 grown by pulsed laser deposition under specific growth conditions show room temperature ferromagnetism. Ta introduces carriers and concomitantly cationic defects, the combination of which leads to ferromagnetism.
A. Roy Barman   +6 more
doaj   +1 more source

Quantum Hall ferromagnets [PDF]

open access: yesPhysical Review Letters, 1994
4 pages, Revtex, Ohio State ...
openaire   +3 more sources

Sm-Eu Co-Doped BiFeO3 Nanoparticles With Superabsorption and Electrochemical Oxygen Evolution Reaction

open access: yesFrontiers in Physics, 2022
Bi0.95Sm0.05Fe1−xEuxO3 (x = 0, 0.05, 0.10, 0.15) nanoparticles were prepared via a two-solvent sol–gel method. The X-ray diffraction (XRD) and Raman results suggested that the main phase of the samples gradually evolved from perovskite phase R3c to ...
Yanhong Gu   +8 more
doaj   +1 more source

Enhancement of ferromagnetism by p-wave Cooper pairing in superconducting ferromagnets

open access: yes, 2009
In superconducting ferromagnets for which the Curie temperature $T_{m}$ exceeds the superconducting transition temperature $T_{c}$, it was suggested that ferromagnetic spin fluctuations could lead to superconductivity with p-wave spin triplet Cooper ...
Gu, Qiang   +3 more
core   +1 more source

Manipulation of the Ferromagnetism in LaCoO3 Thin Films Through Cation‐Stoichiometric Engineering

open access: yesAdvanced Electronic Materials, 2023
Spin‐state transitions are an important research topic in complex oxides with the diverse magnetic states involved. In particular, the low‐spin to high‐spin transition in LaCoO3 thin films has drawn a wide range of attention due to the emergent ...
Tongtong Huang   +12 more
doaj   +1 more source

Gate-induced band ferromagnetism in an organic polymer

open access: yes, 2001
We propose that a chain of five-membered rings (polyaminotriazole) should be ferromagnetic with an appropriate doping that is envisaged to be feasible with an FET structure.
A. Mielke   +28 more
core   +1 more source

Coherently photo-induced ferromagnetism in diluted magnetic semiconductors [PDF]

open access: yes, 2003
Ferromagnetism is predicted in undoped diluted magnetic semiconductors illuminated by intense sub-bandgap laser radiation . The mechanism for photo-induced ferromagnetism is coherence between conduction and valence bands induced by the light which leads ...
A. H. MacDonald   +8 more
core   +3 more sources

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