The effects of doping and shell thickness on the optical and magnetic properties of Mn/Cu/Fe-doped and Co-doped ZnS nanowires/ZnO quantum dots/SiO2 heterostructures

2012 ◽  
Vol 112 (1) ◽  
pp. 014316 ◽  
Author(s):  
Jian Cao ◽  
Jinghai Yang ◽  
Lili Yang ◽  
Maobin Wei ◽  
Bo Feng ◽  
...  
2006 ◽  
Vol 296 (2) ◽  
pp. 135-140 ◽  
Author(s):  
Xue-Chao Liu ◽  
Er-Wei Shi ◽  
Zhi-Zhan Chen ◽  
Hua-Wei Zhang ◽  
Li-Xin Song ◽  
...  

2011 ◽  
Vol 04 (03) ◽  
pp. 265-269 ◽  
Author(s):  
NAIFENG ZHUANG ◽  
RONGFENG WANG ◽  
XIAOLIN HU ◽  
CAIGEN SONG ◽  
BIN ZHAO ◽  
...  

Co -doped TiO2 crystals (Co:TiO2) were grown by Czochralski growth (CZ) method and the edge-defined film-fed growth (EFG) method, respectively. Therein, EFG was an effective method to grow a higher quality Co:TiO2 crystal without the reverse flow of the melt. This as-grown crystal reaches a larger dimension of 10 mm × 15 mm × 18mm. XRD analysis confirms that as-grown crystal is isostructural with TiO2 rutile phase. Moreover, this crystal has ferromagnetism at room temperature and the magnetic moment of Co ion is 1.25 × 10-2 μB/Co . After annealed at 1273 K, Co:TiO2 crystal enhances obviously its optical transmittance, while this crystal shows diamagnetism due to the disappearance of the ferromagnetic signal.


Author(s):  
Qiang Shi ◽  
Kai Ling ◽  
Susu Duan ◽  
Xue Wang ◽  
Shengxiang Xu ◽  
...  

2019 ◽  
Vol 114 (7) ◽  
pp. 072403 ◽  
Author(s):  
Qi Zhao ◽  
Qing Lu ◽  
Yi Liu ◽  
Mingzhe Zhang

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