Tuning of synthesis conditions by thermal decomposition towards gadolinium-doped manganese carbonate nanoparticles with uniform size and high relaxivity

2017 ◽  
Vol 41 (1) ◽  
pp. 225-230 ◽  
Author(s):  
Ting-jian Wang ◽  
Kang Liu ◽  
Xin Shi ◽  
Ling Ye ◽  
Wei Gu ◽  
...  

A low temperature thermal decomposition method has been developed to synthesize uniform-sized Gd-doped MnCO3 nanoparticles.

RSC Advances ◽  
2016 ◽  
Vol 6 (101) ◽  
pp. 99339-99345 ◽  
Author(s):  
Xin Shi ◽  
Kang Liu ◽  
Tingjian Wang ◽  
Shunjia Zheng ◽  
Wei Gu ◽  
...  

The formation mechanism of Dy-doped MnCO3 NPs through the thermal decomposition method was elucidated and the potential of Dy-doped MnCO3 NPs as an efficient MR contrast agent was demonstrated in the brain glioma-bearing mice.


2005 ◽  
Vol 475-479 ◽  
pp. 3521-3524 ◽  
Author(s):  
Chang Sheng Li ◽  
Ke Hong Yan ◽  
Zhen Fan ◽  
Xiao Ping Shen ◽  
Kang Ming Chen ◽  
...  

MS2(M=Mo, W, S=S, Se) are often used as solid lubricants in high/low temperature, high load, vacuum, in which oil lubrication is failed. Although WS2 is much more expensive than MoS2, it has better high temperature properties than MoS2. Thermal decomposition method is used to produce fullerence-like WS2 nanotube on Al2O3 template using (NH4)2WS4. The fabricated WS2 nanotube’s diameter is about 100nm and its length is longer than 2µm.The morphology, microstructure and tribological behavior of WS2 nanotube are investigated by means of SEM, TEM, XRD and AFM. The friction force between Si3N4 probe of AFM with WS2 nanotube is lower than that with MoS2 powder. Similar results are also found in pin-disc tester by GCr15 pin and lubricants coating disc. The results of HETEM show that WS2 nanotube has rolling debris between the two antagonist surfaces, and MoS2 powder only has flattened debris. It may be the fullerence structure brings the chemical stability and leads to low friction.


2017 ◽  
Vol 468 ◽  
pp. 119-124 ◽  
Author(s):  
Mohamed Mathar Sahib Ibrahim Khaleelullah ◽  
Thangaraju Dheivasigamani ◽  
Prakash Natarajan ◽  
Yuriko Masuda ◽  
Wataru Inami ◽  
...  

2008 ◽  
Vol 17 (2) ◽  
pp. 47-54 ◽  
Author(s):  
Noriyuki Nagai ◽  
Mika Okauchi ◽  
Andrea Rodriguez ◽  
Mehmet Gunduz ◽  
Hailong Hu ◽  
...  

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