scholarly journals Synthesis of CO‐tolerant Ni‐Pt Rhombic Dodecahedra Bimetallic Electrocatalytic Nanoparticles

ChemNanoMat ◽  
2020 ◽  
Vol 6 (8) ◽  
pp. 1220-1228
Author(s):  
Gurvinder Singh ◽  
Svein Sunde ◽  
Frode Seland
Keyword(s):  
Author(s):  
Ya-Chu Yang ◽  
Yun-Wen Peng ◽  
An-Ting Lee ◽  
Gautam Kumar ◽  
Michael H. Huang

CsPbBr3 rhombic dodecahedra, octahedra, and nanocubes have been synthesized using typical reagents but by adjusting the amounts of organic capping molecules used and the reaction temperature. Although some Cs4PbBr6 has...


2018 ◽  
Vol 122 (24) ◽  
pp. 12944-12950 ◽  
Author(s):  
Jing-Yi Huang ◽  
Pei-Lun Hsieh ◽  
Gollapally Naresh ◽  
Hsin-Yi Tsai ◽  
Michael H. Huang

2020 ◽  
Vol 12 (50) ◽  
pp. 56350-56360
Author(s):  
Shuang Lin ◽  
Xinxin Li ◽  
Guoqiang Fang ◽  
Haiyan Zhao ◽  
Li Wang ◽  
...  

2017 ◽  
Vol 73 (4) ◽  
pp. 337-342 ◽  
Author(s):  
Volodymyr Pavlyuk ◽  
Grygoriy Dmytriv ◽  
Ivan Tarasiuk ◽  
Helmut Ehrenberg

Alloys from the ternary Li–Al–Sn system have been investigated with respect to possible applications as negative electrode materials in Li-ion batteries. This led to the discovery of a new ternary compound, a superstructure of the Li13Sn5binary compound. The ternary stannide, Li9Al4Sn5(nonalithium tetraaluminium pentastannide; trigonal,P\overline{3}m1,hP18), crystallizes as a new structure type, which is an ordered variant of the binary Li13Sn5structure type. One Li and one Sn site have \overline{3}m. symmetry, and all other atoms occupy sites of 3m. symmetry. The polyhedra around all types of atoms are rhombic dodecahedra. The electronic structure was calculated by the tight-binding linear muffin-tin orbital atomic spheres approximation method. The electron concentration is higher around the Sn and Al atoms, which form an [Al4Sn5]m−polyanion.


Author(s):  
V. Dadák ◽  
F. Novák

SummaryStannian andradite occurs with pyroxene and carbonates, with blende and pyrite as accessories in a skarn deposit in the Plavno mine, Krušné Hory Mts., NW. Bohemia. The green crystals are rhombic dodecahedra up to 3 cm in size. Sp. gr. 3·78; n 1·879; a 12·079±0·002 Å. Quantitative chemical and spectrographic analyses are given; the composition is (Ca2·96Mg0·04Mn0·02)3·02 (Si2·95Sn0·04)2·99O12. The content of tin (SnO2 1·07 %) is isomorphously bound in the lattice, and according to crystallochemical calculations the entrance of tin into the garnet lattice is most probably due to substitution of The presence of tin in the andradite shows that this element was already present in the metasomatic solutions during the process of skarnization.


2009 ◽  
Vol 48 (48) ◽  
pp. 9121-9123 ◽  
Author(s):  
Xiujuan Zhang ◽  
Cheng Dong ◽  
Juan���Antonio Zapien ◽  
Shafiq Ismathullakhan ◽  
Zhenhui Kang ◽  
...  
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