6 papers · 1 filter
Pressure induced Electronic and Structural Transition in BaNiTeO
Bidisha Mukherjee, Supratik Mukherjee, Mrinmay Sahu +5
This study explores the pressure evolution of the double perovskite BaNiTeO by employing experimental and computational techniques. For the study of structural and vibratio…
Pressure-Driven Phase Evolution and Optoelectronic Properties of Lead-free Halide Perovskite RbTeBr
Suvashree Mukherjee, Asish Kumar Mishra, K. A. Irshad +2
The structural, vibrational, and optical properties of RbTeBr have been investigated under high pressure using synchrotron X-ray diffraction, Raman spectroscopy, photolumin…
Temperature and Pressure Dependent Vibrational Properties of Pristine and Doped Vacancy-Ordered Double Perovskite
Aalok Tiwari, Karamjyoti Panigrahi, Mrinmay Sahu +2
Understanding lattice dynamics and structural transitions in vacancy-ordered double perovskites is crucial for developing lead-free optoelectronic materials, yet the role of dopant…
Soft mode induced structural phase transition in BaZnTeO at high pressure
Bidisha Mukherjee, Surajit Adhikari, Mrinmay Sahu +5
In this paper, we present a thorough investigation of vibrational, structural, and electronic properties of perovskite-type rhombohedral BaZnTeO (BZTO) under systematic app…
Structural transition and emission enhancement in vacancy ordered halide double perovskite CsTeCl under pressure
Suvashree Mukherjee, Debabrata Samanta, Bidisha Mukherjee +2
The effect of pressure on the structural evolution, enhancement of photoluminescence intensity and optical band gap of a vacancy ordered double halide perovskite CsTeCl is…
Emission enhancement and bandgap narrowing in under pressure
Debabrata Samanta, Suvashree Mukherjee, Asish Kumar Mishra +5
Pressure-induced emission enhancement and bandgap narrowing in vacancy-ordered halide double perovskite are extensively investigated through photoluminescence and abso…