Characterization of epitaxial and oxidation‐induced stacking faults in silicon: The influence of transition‐metal contamination

1992 ◽  
Vol 60 (11) ◽  
pp. 1369-1371 ◽  
Author(s):  
V. Higgs ◽  
M. Goulding ◽  
A. Brinklow ◽  
P. Kightley
2021 ◽  
pp. 111666
Author(s):  
Rajashree Konar ◽  
Rimon Tamari ◽  
Eti Teblum ◽  
Gilbert Daniel Nessim ◽  
Louisa Meshi

2019 ◽  
Author(s):  
Oriol Planas ◽  
Feng Wang ◽  
Markus Leutzsch ◽  
Josep Cornella

The ability of bismuth to maneuver between different oxidation states in a catalytic redox cycle, mimicking the canonical organometallic steps associated to a transition metal, is an elusive and unprecedented approach in the field of homogeneous catalysis. Herein we present a catalytic protocol based on bismuth, a benign and sustainable main-group element, capable of performing every organometallic step in the context of oxidative fluorination of boron compounds; a territory reserved to transition metals. A rational ligand design featuring hypervalent coordination together with a mechanistic understanding of the fundamental steps, permitted a catalytic fluorination protocol based on a Bi(III)/Bi(V) redox couple, which represents a unique example where a main-group element is capable of outperforming its transition metal counterparts.<br>A main text and supplementary material have been attached as pdf files containing all the methodology, techniques and characterization of the compounds reported.<br>


2021 ◽  
Vol 173 ◽  
pp. 110911
Author(s):  
Anastasia V. Sadetskaya ◽  
Natalia P. Bobrysheva ◽  
Mikhail G. Osmolowsky ◽  
Olga M. Osmolovskaya ◽  
Mikhail A. Voznesenskiy

Nanoscale ◽  
2021 ◽  
Vol 13 (6) ◽  
pp. 3327-3345
Author(s):  
Xuecheng Yan ◽  
Linzhou Zhuang ◽  
Zhonghua Zhu ◽  
Xiangdong Yao

This review highlights recent advancements in defect engineering and characterization of both metal-free carbons and transition metal-based electrocatalysts.


2019 ◽  
Vol 58 (4) ◽  
pp. 2354-2362 ◽  
Author(s):  
Assma Benkada ◽  
Helge Reinsch ◽  
Michael Poschmann ◽  
Jan Krahmer ◽  
Nicole Pienack ◽  
...  

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