Pulse Deposition of Zinc in Electrolytes with Reduced Zinc Oxide Solubility

2016 ◽  
Vol 74 (1) ◽  
pp. 137-146 ◽  
Author(s):  
L. Chladil ◽  
O. Cech ◽  
P. Vanysek
2012 ◽  
Vol 22 (6) ◽  
pp. 1513-1516 ◽  
Author(s):  
Ai-liang CHEN ◽  
Dong XU ◽  
Xing-yu CHEN ◽  
Wen-yong ZHANG ◽  
Xu-heng LIU

2019 ◽  
Vol 23 (10) ◽  
pp. 76
Author(s):  
Abdul-Majeed E. Al-Samarai1 ◽  
Zuheer. N. Majeed1 ◽  
Ghuson. H.Mohammed2

In this paper zinc oxide was dopped by various concentrations (5,10,15,20,25) % of silicon dioxide. The mixture was deposited on glass substrate by laser pulse deposition at room temperature to obtain (Zn2SiO4) thin films. The D.C conductivity showed a decrease in activation energy by increasing doping from (Ea1=0.096 eV) to (Ea1=0.075 eV) before annealing and after annealing from (Ea1=0.048 eV) to(Ea1=0.027 eV). Hall effect showed that the concentration of carriers increases from (2.79 ×1018cm-3) to (14.29× 1018cm-3 ) before annealing and from (0.30×1016cm-3) to (26.25×1016cm-3) after annealing. The mobility decreases from(2.3cm2/v. sec) to (0.99cm2/v. sec) before annealing and from (7cm2/v. sec) to (2.5cm2/v . sec).   http://dx.doi.org/10.25130/tjps.23.2018.173  


2018 ◽  
Vol 112 ◽  
pp. 518-525 ◽  
Author(s):  
Laura Escorihuela ◽  
Alberto Fernández ◽  
Robert Rallo ◽  
Benjamí Martorell

Author(s):  
P. Sadhukhan ◽  
J. B. Zimmerman

Rubber stocks, specially tires, are composed of natural rubber and synthetic polymers and also of several compounding ingredients, such as carbon black, silica, zinc oxide etc. These are generally mixed and vulcanized with additional curing agents, mainly organic in nature, to achieve certain “designing properties” including wear, traction, rolling resistance and handling of tires. Considerable importance is, therefore, attached both by the manufacturers and their competitors to be able to extract, identify and characterize various types of fillers and pigments. Several analytical procedures have been in use to extract, preferentially, these fillers and pigments and subsequently identify and characterize them under a transmission electron microscope.Rubber stocks and tire sections are subjected to heat under nitrogen atmosphere to 550°C for one hour and then cooled under nitrogen to remove polymers, leaving behind carbon black, silica and zinc oxide and 650°C to eliminate carbon blacks, leaving only silica and zinc oxide.


Author(s):  
T. A. Emma ◽  
M. P. Singh

Optical quality zinc oxide films have been characterized using reflection electron diffraction (RED), replication electron microscopy (REM), scanning electron microscopy (SEM), and X-ray diffraction (XRD). Significant microstructural differences were observed between rf sputtered films and planar magnetron rf sputtered films. Piezoelectric materials have been attractive for applications to integrated optics since they provide an active medium for signal processing. Among the desirable physical characteristics of sputtered ZnO films used for this and related applications are a highly preferred crystallographic texture and relatively smooth surfaces. It has been found that these characteristics are very sensitive to the type and condition of the substrate and to the several sputtering parameters: target, rf power, gas composition and substrate temperature.


2009 ◽  
Vol 129 (11) ◽  
pp. 1981-1984
Author(s):  
Yuki Ueno ◽  
Takanori Aoki ◽  
Akio Suzuki ◽  
Tatsuhiko Matsushita ◽  
Masahiro Okuda

2015 ◽  
Vol 135 (6) ◽  
pp. 192-198 ◽  
Author(s):  
Shinnosuke Iwamatsu ◽  
Yutaka Abe ◽  
Toru Yahagi ◽  
Seiya Kobayashi ◽  
Kazushige Takechi ◽  
...  

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