Zobrazeno 1 - 10
of 25
pro vyhledávání: '"Joydeep Dhar"'
Publikováno v:
Physica Scripta. 98:035822
Methylammonium lead halide-based perovskite has shown excellent optoelectronic properties. But their performances and stability are critically affected by the ionic defects present in the crystal lattice. In this article, we have investigated the pre
Autor:
Sayantan Sil, Mrinmay Das, Rajkumar Jana, Dirtha Sanyal, Partha Pratim Ray, Joydeep Datta, Joydeep Dhar, Soumi Halder, Arka Dey
Publikováno v:
Materials Research Bulletin. 106:337-345
In this report, we have synthesized Bornite (Cu5FeS4) material by hydrothermal synthesis technique. The interface characteristics of Al/Cu5FeS4/FTO Schottky barrier diode (SBD) are investigated by using ac impedance spectroscopy (IS) analysis (under
Autor:
Bilwadal Bandyopadhyay, Joydeep Dhar, Palash Nath, Dirtha Sanyal, Mahuya Chakrabarti, Homnath Luitel, Partha Pratim Ray, Sayantan Sil
Publikováno v:
Physical Review B. 101
In organic-inorganic perovskite semiconductor methylammonium lead iodide the occurrence of magnetism has been confirmed from magnetization and $^{1}\mathrm{H}$ nuclear magnetic resonance (NMR) measurements. From room temperature down to 4 K, the magn
Autor:
Sayantan Sil, Arka Dey, Partha Pratim Ray, Nur Amin Hoque, Sukhen Das, Dirtha Sanyal, Joydeep Dhar
Publikováno v:
ChemistrySelect. 3:5304-5312
Publikováno v:
Journal of Materials Engineering and Performance. 27:2727-2733
In this report, bias voltage-dependent dielectric and electron transport properties of ZnS nanoparticles were discussed. ZnS nanoparticles were synthesized by introducing a modified hydrothermal process. The powder XRD pattern indicates the phase pur
Publikováno v:
Materials Today: Proceedings. 5:9958-9964
The current–voltage (I–V) measurements on Al/ZnS Schottky barrier diodes in the temperature range 303 –423 K by the step of 15 K were carried out. The forward I–V characteristics were analyzed on the basis of the thermionic emission theory. T
Publikováno v:
Journal of Physics D: Applied Physics. 54:465502
Formation of point defects in the crystal lattice of organic-inorganic hybrid perovskites is detrimental for long term stability of perovskite based solar cell. The observed hysteresis while applying voltage in organo lead halide perovskite during th
Publikováno v:
Journal of Materials Chemistry C. 5:7404-7430
In recent years, organic semiconducting materials have enabled technological innovation in the field of flexible electronics. Substantial optimization and development of new π-conjugated materials has resulted in the demonstration of several practic
Autor:
Partha Pratim Ray, Mrinmay Das, Rajkumar Jana, Sayantan Sil, Joydeep Datta, Debasish Biswas, Arka Dey, Chandan Banerjee, Joydeep Dhar
Publikováno v:
Electronic Materials Letters. 12:456-461
Here we have presented the results of large area (30 × 30 cm2) silicon-hydrogen alloy material and solar cell by argon dilution method. As an alternative to hydrogen dilution, argon dilution method has been applied to develop single junction solar c
Autor:
Sayantan Sil, Dirtha Sanyal, Bilwadal Bandyopadhyay, Homnath Luitel, Joydeep Dhar, Partha Pratim Ray, Mahuya Chakrabarti
Publikováno v:
Physics Letters A. 384:126278
The meteoric rise in the photovoltaic performance of organic-inorganic hybrid perovskite is a conspicuous reflection of its defect tolerance nature. The presence of lattice defect in organo lead halide perovskite can manipulate or even gives rise to