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pro vyhledávání: '"Raju Chetty"'
Autor:
Kamanio Chattopadhyay, Raju Chetty, Mit H. Naik, Manish Jain, Ramesh Chandra Mallik, Sahil Tippireddy
Publikováno v:
The Journal of Physical Chemistry C. 122:8735-8749
A detailed theoretical and experimental study is carried out to understand the effect of transition metal atom (TM) substitution at the Cu tetrahedral site in synthetic tetrahedrite material Cu12–xTMxSb4S13 (TM = Mn, Fe, Co, Ni, and Zn). The sample
Autor:
Prashanta K. Mukharjee, Krushna Kumari Raut, Ramesh Nath, Sahil Tippireddy, Manish Jain, Raju Chetty, Ramesh Chandra Mallik, Mit H. Naik, Krzysztof T. Wojciechowski
Publikováno v:
Physical Chemistry Chemical Physics. 20:28667-28677
The influence of Zn and Se double substitution on the electronic and thermoelectric properties of tetrahedrite was investigated in this study. The samples Cu11Zn1Sb4S13-xSex (x = 0.25, 0.5, 0.75, 1, and 2) were prepared via solid state synthesis foll
Publikováno v:
Solar Energy. 153:173-180
We report the growth and study of Cu 2 ZnSnSe 4 (CZTSe) thin films that have been grown by e-beam evaporation from pre-synthesized bulk source. Bulk source CZTSe was synthesized via solid state synthesis method. Hot pressed near stoichiometric CZTSe
Autor:
Hidetomo Usui, Koichiro Suekuni, Katsuaki Hashikuni, Michitaka Ohtaki, Michihiro Ohta, Toshiro Takabatake, Raju Chetty
Publikováno v:
Journal of Alloys and Compounds. 871:159548
We studied the electronic structures of Cu2TryTi4–yS8 (Tr = Sc, Co) thiospinels by combining thermoelectric measurements and first-principles calculations. The thiospinels showed n-type and metallic properties governed by a conductive network compo
Autor:
D S Prem Kumar, Satyam Suwas, Peter Rogl, Gerald Giester, Raju Chetty, Stephan Puchegger, Gerda Rogl, Ernst Bauer, Ramesh Chandra Mallik, Herwig Michor
Publikováno v:
Physical chemistry chemical physics : PCCP. 17(3)
Tetrahedrite compounds Cu(12-x)Mn(x)Sb4S13 (0 ≤x≤ 1.8) were prepared by solid state synthesis. A detailed crystal structure analysis of Cu10.6Mn1.4Sb4S13 was performed by single crystal X-ray diffraction (XRD) at 100, 200 and 300 K confirming the