2 citations · 3 across the 9 of their papers we have counts for
9 papers
Atomistic study of finite temperature properties in ferroelectric BiAlO
Indranil Mal, Chandan Kumar Vishwakarma, Mohd Zeeshan +2
The lead-free perovskite ferroelectrics captivate researchers with their unique functional properties leading to important technological applications. In the search for a new lead-…
Charge dynamics at nitrogen impurities and nitrogen-vacancy centers in diamond
Chandan Kumar Vishwakarma, J. K. Nangoi, Mark E. Turiansky +1
The nitrogen-vacancy (NV) center in diamond is the prototype quantum defect that enables a variety of diamond-based quantum technologies. However, charge-state instability and spec…
Some new results on permutation trinomials over finite fields with even characteristic
Kirpa Garg, Sartaj Ul Hasan, Chandan Kumar Vishwakarma
The construction of permutation trinomials of the form over $\F_{2^{2m}}$, where are positive integers, is an active are…
Emergence of half-metallic ferromagnetism and valley polarization in transition metal substituted WSTe monolayer
Shivani Kumawat, Chandan Kumar Vishwakarma, Mohd Zeeshan +3
Two-dimensional (2D) Janus materials hold a great importance in spintronic and valleytronic applications due to their unique lattice structures and emergent properties. They intrin…
Modulating thermoelectric properties in oxygen-passivated Sb2Te3 thin film through grain boundary engineering
Abhishek Ghosh, Chandan Kumar Vishwakarma, Prashant Bisht +3
The present study demonstrates the effectiveness of incorporating oxygen atoms into the Sb2Te3 thin film, leading to an improved power factor and reduction in thermal conductivity.…
Emergence of half-metallic ferromagnetism in transition metal substituted NaBiTiO
Chandan Kumar Vishwakarma, B. K. Mani
The multifunctional materials with prominent properties such as electrical, ferroelectric, magnetic, optical and magneto-optical are of keen interest to several practical implicati…
First-principles study of disordered half-Heusler alloys \textit{X}FeNiSn (\textit{X} = Nb, Ta) as thermoelectric prospects
Mohd Zeeshan, Chandan Kumar Vishwakarma, B. K. Mani
High lattice thermal conductivity in half-Heusler alloys has been the major bottleneck in thermoelectric applications. Disordered half-Heusler alloys could be a plausible alternati…
Ab initio study of NaSrSb and NaBaSb as potential thermoelectric prospects
Chandan Kumar Vishwakarma, Mohd Zeeshan, B. K. Mani
Zintl phases are excellent thermoelectric prospects to put the waste heat to good use. In the quest of the same, using first-principles methods combined with Boltzmann transport th…
Tuning thermoelectric properties of SbTe-AgSbTe nanocomposite thin film -- synergy of band engineering and heat transport modulation
Abhishek Ghosh, Khushboo Agarwal, Sergio Gonzalez Munoz +9
The present study demonstrates a large enhancement in the Seebeck coefficient and ultralow thermal conductivity (TE) in SbTe-AgSbTe nanocomposite thin film. The additio…