Thin Tantalum Film Electrodeposition from an Ionic Liquid - Influence of Substrate Nature, Electrolyte Temperature and Electrochemical Parameters on Deposits’ Quality

Author(s):  
Maguy Nahra ◽  
Lenka Svecova ◽  
Nicolas Sergent ◽  
Eric Chainet
2014 ◽  
Vol 658 ◽  
pp. 329-334
Author(s):  
Violeta Merie ◽  
Marius Pustan ◽  
Corina Birleanu ◽  
Gavril Negrea

Aluminum, gold, silver, nickel, silicon, glass, silicon dioxide, silicon nitride and so on, employed as bulk materials or thin films, represent the most commonly used materials for MEMS applications within the automotive, biomedicine, spatial industries and so forth. This work is a study regarding the influence of substrate nature on the mechanical properties of silver thin films elaborated for MEMS devices. The silver thin films were obtained by thermal evaporation method under vacuum protection on three different substrates. Glass, plastic (polycarbonate) and steel (C45) respectively are the materials used for the substrates. Further, atomic force microscopy investigations were performed on the elaborated samples in order to characterize them at a nanoscale and establish substrates influence. The Young’s modulus, nanohardness and roughness of the researched samples are the characteristics that were determined. A significant influence of substrate nature on the properties mentioned above for the studied silver thin films was marked out.


1999 ◽  
Vol 8 (2-5) ◽  
pp. 132-138 ◽  
Author(s):  
I. Gouzman ◽  
R. Shima-Edelstein ◽  
G. Comtet ◽  
L. Hellner ◽  
G. Dujardin ◽  
...  

2007 ◽  
Author(s):  
Felicia Iacomi ◽  
C. Baban ◽  
Nicoleta Iftimie ◽  
Petronela Prepelita ◽  
D. Luca

1995 ◽  
Vol 32 (1-4) ◽  
pp. 291-296 ◽  
Author(s):  
A. J. Smith ◽  
R. S. Tobias ◽  
N. Cassidy ◽  
C. Bégue-Kirn ◽  
J. V. Ruch ◽  
...  

2016 ◽  
Vol 48 (12) ◽  
pp. 1294-1298 ◽  
Author(s):  
A. S. Bhattacharyya ◽  
S. K. Raj ◽  
Parameshwar Kommu ◽  
P. Prabhakar ◽  
R. Praveen Kumar ◽  
...  

2019 ◽  
Vol 6 ◽  
Author(s):  
Michele Baglioni ◽  
Margherita Alterini ◽  
David Chelazzi ◽  
Rodorico Giorgi ◽  
Piero Baglioni

2016 ◽  
Vol 18 (20) ◽  
pp. 5456-5465 ◽  
Author(s):  
Gilbert F. De Gregorio ◽  
Cameron C. Weber ◽  
John Gräsvik ◽  
Tom Welton ◽  
Agnieszka Brandt ◽  
...  

The influence of substrate functionality and the cation–anion association in ionic liquid has been determined for the cleavage of the β-O-4 ether linkage prevalent in the lignin superstructure.


2012 ◽  
Vol 11 (2) ◽  
pp. 53
Author(s):  
Sebastien Chanfreau ◽  
Liang-Nian He ◽  
Bing Yu

The electrochemical behaviour of ferrocene has been studied in green solvent combining pure ionic liquid and CO2. Experimental results were achieved for the Fc/Fc+ (ferrocene/ferricinium ion) oxidation/reduction in pure and CO2 saturated 1-hexyl-3-methylimidazolium hexafluorophosphate ([C6MIM][PF6]) over the temperature range from 298.15 K to 323.15 K. Peak shaped voltammograms were obtained and usual electrochemical parameters were calculated in order to classify electron process at the electrode. Diffusion coefficients of electroactive species were determined in the order of 10-11 m2 s-1 using the Randles–Ševcík relationship. Mass transport was also favoured by both increases in temperature and dilution of CO2 in the media.


2015 ◽  
Vol 134 ◽  
pp. 823-833 ◽  
Author(s):  
Yetioman Touré ◽  
Marianne Sindic ◽  
Christine C. Dupont-Gillain ◽  
André Matagne ◽  
Paul G. Rouxhet

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