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Defects and aliovalent do** engineering in electroceramics
Y Feng, J Wu, Q Chi, W Li, Y Yu, W Fei - Chemical reviews, 2020 - ACS Publications
Since the positive influences of defects on the performance of electroceramics were
discovered, investigations concerning on defects and aliovalent do** routes have grown …
discovered, investigations concerning on defects and aliovalent do** routes have grown …
Understanding do** of quantum materials
Do** mobile carriers into ordinary semiconductors such as Si, GaAs, and ZnO was the
enabling step in the electronic and optoelectronic revolutions. The recent emergence of a …
enabling step in the electronic and optoelectronic revolutions. The recent emergence of a …
Growth technique–induced highly C-axis-oriented ZnO: Mn, Zno: Fe and ZnO: Co thin films: a comparison of nanostructure, surface morphology, optical band gap, and …
In this study, highly c-axis-oriented ZnO: TM (TM= Co, Fe, and Mn) thin films doped with
different do** levels (x= 0–10 at%) of TM were grown by chemical (sol-gel) and physical …
different do** levels (x= 0–10 at%) of TM were grown by chemical (sol-gel) and physical …
Visible range optical absorption, Urbach energy estimation and paramagnetic response in Cr-doped TiO 2 nanocrystals derived by a sol–gel method
VR Akshay, B Arun, G Mandal… - Physical Chemistry …, 2019 - pubs.rsc.org
We have carried out a detailed study of the morphological, structural, optical and magnetic
properties of Cr doped TiO2 nanocrystals with do** concentrations varying from 3 to 12 …
properties of Cr doped TiO2 nanocrystals with do** concentrations varying from 3 to 12 …
Donor impurity band exchange in dilute ferromagnetic oxides
JMD Coey, M Venkatesan, CB Fitzgerald - Nature materials, 2005 - nature.com
Dilute ferromagnetic oxides having Curie temperatures far in excess of 300 K and
exceptionally large ordered moments per transition-metal cation challenge our …
exceptionally large ordered moments per transition-metal cation challenge our …
Ferromagnetism as a universal feature of nanoparticles of the otherwise nonmagnetic oxides
Room-temperature ferromagnetism has been observed in nanoparticles (7–30 nm diam) of
nonmagnetic oxides such as CeO 2, Al 2 O 3, ZnO, In 2 O 3, and SnO 2. The saturated …
nonmagnetic oxides such as CeO 2, Al 2 O 3, ZnO, In 2 O 3, and SnO 2. The saturated …
Room-temperature ferromagnetism observed in undoped semiconducting and insulating oxide thin films
Remarkable room-temperature ferromagnetism was observed in undoped Ti O 2, Hf O 2,
and In 2 O 3 thin films. The magnetic moment is rather modest in the case of In 2 O 3 films on …
and In 2 O 3 thin films. The magnetic moment is rather modest in the case of In 2 O 3 films on …
Anisotropic ferromagnetism in substituted zinc oxide
M Venkatesan, CB Fitzgerald, JG Lunney, JMD Coey - Physical review letters, 2004 - APS
Room-temperature ferromagnetism is observed in (110) oriented ZnO films made from
targets containing 5 at.% of Sc, Ti, V, Fe, Co, or Ni, but not Cr, Mn, or Cu ions. There are …
targets containing 5 at.% of Sc, Ti, V, Fe, Co, or Ni, but not Cr, Mn, or Cu ions. There are …
Evidence of oxygen vacancy induced room temperature ferromagnetism in solvothermally synthesized undoped TiO 2 nanoribbons
We report on the oxygen vacancy induced ferromagnetism (FM) at and above room
temperature in undoped TiO2 nanoporous nanoribbons synthesized by a solvothermal …
temperature in undoped TiO2 nanoporous nanoribbons synthesized by a solvothermal …
Ferromagnetism in dilute magnetic semiconductors through defect engineering: Li-doped ZnO
We demonstrate, both theoretically and experimentally, that cation vacancy can be the origin
of ferromagnetism in intrinsic dilute magnetic semiconductors. The vacancies can be …
of ferromagnetism in intrinsic dilute magnetic semiconductors. The vacancies can be …