scholarly journals Optical and electrical properties of all-inorganic Cs2AgBiBr6 double perovskite single crystals

RSC Advances ◽  
2019 ◽  
Vol 9 (41) ◽  
pp. 23459-23464 ◽  
Author(s):  
Zheng Zhang ◽  
Ge Yang ◽  
Chuanzhen Zhou ◽  
Ching-Chang Chung ◽  
Ibrahim Hany

Temperature-dependent resistivity and cathodoluminescence (CL) measurements of solution-processed Cs2AgBiBr6 double perovskite single crystals.

2012 ◽  
Vol 05 (03) ◽  
pp. 1250026 ◽  
Author(s):  
FAHAD ALAM ◽  
SAJID ALI ANSARI ◽  
WASI KHAN ◽  
M. EHTISHAM KHAN ◽  
A. H. NAQVI

Polyaniline (PANI) is recognized as one of the most important conducting polymers due to its high conductivity and good stability. In this paper, polyaniline/silver (PANI/Ag) nanocomposites were synthesized by in-situ polymerization of aniline using ammonium peroxydisulphate (APS) as oxidizing agent with varying concentration of Ag nanoparticles colloids (0 ml, 25 ml and 50 ml). Silver nanoparticles were synthesized separately in colloidal form from silver nitrate (Ag2NO3) with the help of reducing agent sodium borohydride (NaBH4). The PANI/ Ag nanocomposites were characterized by XRD, SEM, AFM, UV-visible, temperature dependent resistivity and dielectric measurements. All samples show a single phase nature of the nanoparticles. The electrical resistivity as function of temperature was measured in the temperature range 298–383 K, which indicates a semiconducting to metallic transition at 373 K and 368 K for 25 ml and 50 ml silver colloid samples, respectively.


2004 ◽  
Vol 24 (2) ◽  
pp. 255-261 ◽  
Author(s):  
Tejal A. Patel ◽  
J. B. Patel ◽  
M. N. Parmar ◽  
G. K. Solanki ◽  
M. P. Deshpande

2017 ◽  
Vol 47 (2) ◽  
pp. 1497-1504 ◽  
Author(s):  
M. S. Haseman ◽  
Pooneh Saadatkia ◽  
J. T. Warfield ◽  
J. Lawrence ◽  
A. Hernandez ◽  
...  

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