Formation of Bi2Ir Nanoparticles in a Microwave-Assisted Polyol Process Revealing the Suboxide Bi4Ir2O

2021 ◽  
Author(s):  
Matthias Smuda ◽  
Kati Finzel ◽  
Martin Hantusch ◽  
Jonas Ströh ◽  
Nicole Pienack ◽  
...  

Intermetallic phases are usually obtained by crystallization from the melt. However, phases containing elements with widely different melting and boiling points, as well as nanoparticles, which provide a high specific...

RSC Advances ◽  
2012 ◽  
Vol 2 (1) ◽  
pp. 344-350 ◽  
Author(s):  
Wei-Li Qu ◽  
Zhen-Bo Wang ◽  
Zheng-Zhi Jiang ◽  
Da-Ming Gu ◽  
Ge-Ping Yin

ChemistryOpen ◽  
2020 ◽  
Vol 9 (11) ◽  
pp. 1085-1094
Author(s):  
Matthias Smuda ◽  
Christine Damm ◽  
Michael Ruck ◽  
Thomas Doert

2010 ◽  
Vol 195 (7) ◽  
pp. 1799-1804 ◽  
Author(s):  
Yuan-Yuan Chu ◽  
Zhen-Bo Wang ◽  
Da-Ming Gu ◽  
Ge-Ping Yin

2011 ◽  
Vol 2011 ◽  
pp. 1-7 ◽  
Author(s):  
Srichandana Nandikonda ◽  
Edward W. Davis

The effects of salt chemistry and concentration on the morphology and yield of silver nanorods produced by the microwave-assisted polyol synthesis are reported. Compared to NaCl, iron and copper salts reduced nanorod yield and length and increased diameter. This is in stark contrast to expectations based on the slower traditional polyol process. The role of the cation was further explored using MgCl2 and MnCl2 which showed different concentration dependent effects on nanorod diameter. In addition, the morphology and yield of nanomaterials was found to be significantly influenced by small variations in the procedure including container shape and the time between reactant mixing and microwave heating. These results highlight that, while the microwave-assisted process is very promising, results cannot be directly anticipated based on the traditional process, and the synthesis is very sensitive to procedural changes.


2020 ◽  
Vol 4 (10) ◽  
pp. 3063-3073
Author(s):  
Álvaro Gallo-Cordova ◽  
Ana Espinosa ◽  
Aida Serrano ◽  
Lucía Gutiérrez ◽  
Nieves Menéndez ◽  
...  

A comprehensive structural analysis was presented on crystalline maghemite and ferrite (MFe2O4, M = Co, Zn) nanoparticles prepared by the well-known polyol process enhanced by fast, reproducible, easy and efficient microwave heating.


ChemistryOpen ◽  
2020 ◽  
Vol 9 (11) ◽  
pp. 1082-1082
Author(s):  
Matthias Smuda ◽  
Christine Damm ◽  
Michael Ruck ◽  
Thomas Doert

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