Completing the iron period: double-resonance, fluorescence-dip Rydberg spectroscopy and ionization potentials of titanium, vanadium, iron, cobalt, and nickel

1990 ◽  
Vol 7 (9) ◽  
pp. 1761 ◽  
Author(s):  
Ralph H. Page ◽  
Christopher S. Gudeman
Author(s):  
Sarah Al-Benna ◽  
Mark J. Sarsfield ◽  
Mark Thornton-Pett ◽  
Daniel L. Ormsby ◽  
Peter J. Maddox ◽  
...  

2021 ◽  
Vol 2021 (11) ◽  
pp. 42-48
Author(s):  
Vladimir Nosenko

Studies have been carried out when grinding alloys based on titanium, vanadium, chromium, iron, cobalt and nickel. According to the condition of the neat surface, the alloys are divided into groups. The regularities of changes in the roughness parameters of Ra and Rsm are investigated. The parameter of the average density of the peaks of the grains forming the elements of the surface roughness profile has been introduced, the relationship of the introduced parameter with Ra is shown. It is established that when grinding all alloys, the treated surface is impregnated by the wear products of the abrasive tool. Electronic photographs of objects are given. The possible sizes of embedded crystals are determined.


2021 ◽  
Author(s):  
Wenjing Yang ◽  
Yanhong Dong ◽  
Hongjian Sun ◽  
Xiaoyan Li

The synthesis and characterization of Fe, Co and Ni complexes supported by silylene ligands in recent ten years are summarized. Due to the decrease of electron cloud density on Si...


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