Facile synthesis of CaCO3 and investigation on structural and optical properties of high purity crystalline calcite

2019 ◽  
Vol 243 ◽  
pp. 78-85 ◽  
Author(s):  
N.H. Sulimai ◽  
Rozina Abdul Rani ◽  
Z. Khusaimi ◽  
S. Abdullah ◽  
M.J. Salifairus ◽  
...  
2020 ◽  
Vol 109 ◽  
pp. 110378
Author(s):  
A.A.I. Abed-Elmageed ◽  
M. Sh Zoromba ◽  
Reda Hassanien ◽  
A.F. Al-Hossainy

Nanoscale ◽  
2018 ◽  
Vol 10 (35) ◽  
pp. 16683-16691 ◽  
Author(s):  
Emroj Hossain ◽  
A. Azizur Rahman ◽  
Rudheer D. Bapat ◽  
Jayesh B. Parmar ◽  
Amit P. Shah ◽  
...  

We report a simple process for synthesizing WS2 nanotubes by sulfurizing tungsten thin films under appropriate conditions, characterize their structural and optical properties and elucidate the formation mechanism.


2013 ◽  
Vol 299 ◽  
pp. 183-186 ◽  
Author(s):  
Mao Tai Zhao ◽  
Yuan Bao Du ◽  
Xiao Feng Yang

Despite plenty of reports on the preparation of SnS films, it remains challenging to grow SnS microrods films. In this paper, we describe a facile synthesis of the SnS microrods films, utilizing constant potential cathodic electro-deposition method, as well as the investigation of its structure and optical properties. The synthesis involves a mixture of stannous sulfate, EDTA and sodium thiosulfat. Preliminary studies on the growth mechanism indicate that SnS films are preferentially oriented along the (101) plane, which is quite different from the previous report that oriented along the (111) plane. Raman spectra indicate that the microrods films have a high purity.


2018 ◽  
Vol 23 (3) ◽  
pp. 230-239
Author(s):  
E.P. Zaretskaya ◽  
◽  
V.F. Gremenok ◽  
A.V. Stanchik ◽  
A.N. Pyatlitski ◽  
...  

2016 ◽  
Vol 12 (3) ◽  
pp. 4394-4399
Author(s):  
Sura Ali Noaman ◽  
Rashid Owaid Kadhim ◽  
Saleem Azara Hussain

Tin Oxide and Indium doped Tin Oxide (SnO2:In) thin films were deposited on glass and Silicon  substrates  by  thermal evaporation technique.  X-ray diffraction pattern of  pure SnO2 and SnO2:In thin films annealed at 650oC and the results showed  that the structure have tetragonal phase with preferred orientation in (110) plane. AFM studies showed an inhibition of grain growth with increase in indium concentration. SEM studies of pure  SnO2 and  Indium doped tin oxide (SnO2:In) ) thin films showed that the films with regular distribution of particles and they have spherical shape.  Optical properties such as  Transmission , optical band-gap have been measured and calculated.


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