scholarly journals Synthesis of Pd–Ru solid-solution nanoparticles by pulsed plasma in liquid method

RSC Advances ◽  
2020 ◽  
Vol 10 (22) ◽  
pp. 13232-13236
Author(s):  
Tsutomu Mashimo ◽  
Shota Tamura ◽  
Kenta Yamamoto ◽  
Zhazgul Kelgenbaeva ◽  
Weijan Ma ◽  
...  

We have synthesized solid-solution nanoparticles (Pd : Ru = 1 : 3, 1 : 1 and 3 : 1) in an immiscible Pd–Ru system by the pulsed plasma in liquid method using Pd–Ru mixture bulk electrodes.

Nanomaterials ◽  
2018 ◽  
Vol 8 (12) ◽  
pp. 1068 ◽  
Author(s):  
Shota Tamura ◽  
Tsutomu Mashimo ◽  
Kenta Yamamoto ◽  
Zhazgul Kelgenbaeva ◽  
Weijan Ma ◽  
...  

We synthesized Pd-Fe series nanoparticles in solid solution using pulsed plasma in liquid with Pd-Fe bulk mixture electrodes. The Pd-Fe atomic percent ratios were 1:3, 1:1, and 3:1, and the particle size was measured to be less than 10 nm by high-resolution transmission electron microscopy (HR-TEM). The nanoparticles showed face-centered cubic structure. The lattice parameter increased with increasing Pd content and followed Vegard’s law, and energy-dispersive X-ray spectra were consistent with the ratios of the starting samples, which showed a solid solution state. The solid solution structure and local structure were confirmed by HR-TEM and X-ray absorption fine structure.


2019 ◽  
Vol 1 (11) ◽  
Author(s):  
Saadat Sulaimankulova ◽  
Altynai Mametova ◽  
Zhypargul Abdullaeva

2013 ◽  
Vol 52 (11S) ◽  
pp. 11NJ02 ◽  
Author(s):  
Zhazgul Kelgenbaeva ◽  
Emil Omurzak ◽  
Shintaro Takebe ◽  
Zhypargul Abdullaeva ◽  
Saadat Sulaimankulova ◽  
...  

RSC Advances ◽  
2011 ◽  
Vol 1 (6) ◽  
pp. 1083 ◽  
Author(s):  
Liliang Chen ◽  
Chihiro Iwamoto ◽  
Emil Omurzak ◽  
Shintaro Takebe ◽  
Hiroki Okudera ◽  
...  

RSC Advances ◽  
2014 ◽  
Vol 4 (54) ◽  
pp. 28673-28677 ◽  
Author(s):  
Liliang Chen ◽  
Tsutomu Mashimo ◽  
Hiroki Okudera ◽  
Chihiro Iwamoto ◽  
Emil Omurzak

Pure orthorhombic-phase WO3·H2O nanoparticles with sizes of about 5 nm were synthesized by pulsed plasma in deionized water, in which tungsten electrodes provide the source of tungsten and the water is the source of oxygen and hydrogen.


2006 ◽  
Vol 15-17 ◽  
pp. 549-552 ◽  
Author(s):  
Emil Omurzak Uulu ◽  
Mitsuhiro Matsuda ◽  
Hirotaka Ihara ◽  
Tsutomu Mashimo ◽  
Saadat Sulaimankulova

We developed a synthesis method of nanomaterials by the impulse plasma in liquid. The method is based on the low voltage pulsed plasma. The apparatus is very simple and does not require vacuum system, high-energy, cooling system, but can evaporate even refractory metals. Preparation experiments of nanomaterials by using Impulse Plasma in Liquid method were performed. We succeeded in synthesis of nanocrystals of some metals, TiO2, and fullerene C60. The synthesized TiO2 powder consists of fine-dispersed particles of rutile and anatase phases with 5-15 nm grain size. Pure fullerene C60 was prepared by dispersion of graphite electrodes by Impulse Plasma in toluene. It was suggested that the present method can be effectively used for nanomaterials preparation.


Langmuir ◽  
2014 ◽  
Vol 30 (35) ◽  
pp. 10712-10720 ◽  
Author(s):  
Sri balaji Ponraj ◽  
Zhiqiang Chen ◽  
Lu Hua Li ◽  
Jayanth Suryanarayanan Shankaranarayanan ◽  
Gayathri Devi Rajmohan ◽  
...  

2011 ◽  
Vol 50 (1S1) ◽  
pp. 01AB09 ◽  
Author(s):  
Emil Omurzak ◽  
Wataru Shimokawa ◽  
Kengo Taniguchi ◽  
Liliang Chen ◽  
Makoto Okamoto ◽  
...  

2015 ◽  
Vol 212 (12) ◽  
pp. 2951-2957 ◽  
Author(s):  
Zhazgul Kelgenbaeva ◽  
Emil Omurzak ◽  
Hirotaka Ihara ◽  
Chihiro Iwamoto ◽  
Saadat Sulaimankulova ◽  
...  

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