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Room temperature sp...
Room temperature spintronic material - Mn-doped ZnO revisited
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Sharma, P (författare)
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- Gupta, Amita (författare)
- KTH,Materialteknologi
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Owens, F J (författare)
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Inoue, A (författare)
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- Rao, K Venkat (författare)
- KTH,Materialteknologi
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(creator_code:org_t)
- Elsevier BV, 2004
- 2004
- Engelska.
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Ingår i: Journal of Magnetism and Magnetic Materials. - : Elsevier BV. - 0304-8853 .- 1873-4766. ; 282, s. 115-121
- Relaterad länk:
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- We report the first observations of ferromagnetism above room temperature for small atomic percentages of Mn doped in ZnO. In a homogeneous bulk pellet sample sintered at low temperatures (similar to 500degrees C Mn is found to carry an average moment of 0.16 mu(B) per Mn ion. We have obtained room temperature ferromagnetic ordering in samples containing around 2% Mn in the form of powder, bulk pellets and 2-3 mum, thick transparent laser-ablated films. The new capability to fabricate ferromagnetic Mn-doped ZnO semiconductors promises new devices related to spintronic devices as well as magneto-optic components.
Ämnesord
- TEKNIK OCH TEKNOLOGIER -- Materialteknik (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Materials Engineering (hsv//eng)
Nyckelord
- ferromagnetism
- Mn-doped ZnO
- spintronics
- pulsed laser ablation
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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