Laser ablation fast pulse discharge plasma spectroscopy analysis of Pb, Mg and Sn in soil

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pp. 54-58 ◽  
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Weidong Zhou ◽  
Kexue Li ◽  
Huiguo Qian ◽  
Zhijun Ren
2012 ◽  
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李科学 Li Kexue ◽  
周卫东 Zhou Weidong ◽  
钱惠国 Qian Huiguo ◽  
李霞芬 Li Xiafen ◽  
任志君 Ren Zhijun ◽  
...  

2010 ◽  
Vol 18 (3) ◽  
pp. 2573 ◽  
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Weidong Zhou ◽  
Kexue Li ◽  
Qinmei Shen ◽  
Qiaoling Chen ◽  
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2011 ◽  
Vol 31 (11) ◽  
pp. 1130001
Author(s):  
李霞芬 Li Xiafen ◽  
周卫东 Zhou Weidong ◽  
钱惠国 Qian Huiguo ◽  
李科学 Li Kexue

Chemosphere ◽  
2020 ◽  
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pp. 127334 ◽  
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Yunxia Ruan ◽  
He Guo ◽  
Jie Li ◽  
Zhengyan Liu ◽  
Nan Jiang ◽  
...  

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Nan Li ◽  
Guang-Zhou Qu ◽  
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Crystals ◽  
2021 ◽  
Vol 11 (10) ◽  
pp. 1222
Author(s):  
Alexander Tkach ◽  
Sebastian Zlotnik ◽  
Paula M. Vilarinho

Alkali tantalates are encouraging functional materials with versatile properties that make them potential players in microelectronics, photocatalytic processes or medicine. Here, KTaO3 single crystals with 0.27% Li and 0.15% or 0.31% Mn contents determined by inductively coupled plasma spectroscopy analysis are studied at low temperatures using dielectric spectroscopy in a frequency range of 102–106 Hz. Both Li and Mn doping are found to induce separate low-frequency dielectric relaxations of comparable strength in KTaO3. The relaxation dynamics follow the Arrhenius law with activation energy values of ~77 and 107 meV, attributing the relaxation origin to the dipoles formed by off-centre Li+K and Mn2+K ions, respectively.


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